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trailer, ammunition, heavy expanded mobility, 11 ton, m989 (2330

1. ELECTRICAL SYSTEM 0609 LIGHTS LIGHTS WIRING HARNESS AND CABLE REAR AXLE 11 00 REAR AXLE ASSEMBLY AXLE BRAKES 1202 SERVICE BRAKES SERVICE BRAKES 1208 AIR BRAKE SYSTEM AIR BRAKE SYSTEM AIR BRAKE CHAMBER WHEELS AND TRACKS 1311 WHEEL ASSEMBLY HEELS AND HUBS 1313 TIRES TUBES TIRE CHAINS TIRES FRAME TOWING ATTACHMENTS DRAWBARS AND ARTICULATION SYSTEMS 1501 FRAME ASSEMBLY FRAME COMPONENTS 1503 PINTLES AND TOWING ATTACHMENTS SAFETY CHAINS AND COUPLER 1504 SPARE WHEELCARRIER AND TIRE LOCK SPARE TIRE CARRIER 1507 LANDING GEAR LEVELING JACKS LANDING GEAR SPRINGS AND SHOCK ABSORBERS 1601 SPRINGS SUSPENSION AND SPRINGS 1604 TORQUE RADIUS AND STABILIZER RODS TORQUE RODS TM 9 2330 368 14 amp P 5 ally gr ua e E am 1 je HE m 5 E 1 Change 2 iii 1 4 41 9 2330 368 14 amp Fig Page GROUP 18 BODY CAB HOOD AND HULL 1801 BODY CAB HOOD AND HULL ASSEMBLIES GATES 1805 FLOORS SUBFLOORS AND RELATED COMPONENTS FLOORBOARDS 16 1 BODY CHASSIS AND HULL ACCESSORY ITEMS 2202 ACCESSORY ITEMS 17 1 REFLECTORS 2210 DATA PLATES AND INSTRUCTION HOLDERS DATA PLATES GROUP 95 GENERAL USE STANDARDIZED PARTS 9501 BULK MATERIAL BULK BULK Section Special Tool
2. __3 5 Dim or flickering 3 6 LANDING GEAR Landing gear is difficult to operate 3 7 TIRES Excessively worn scuffed or flat spots on 3 8 3 4 TROUBLESHOOTING TABLE a Table 3 1 the common malfunctions which you may find during the operation of the HEMAT or its components You should perform the test inspections and corrective maintenance in the order listed b This manual cannot list all malfunctions that may occur nor all tests or inspections and corrective actions If a malfunction is not listed or it is not corrected by the listed corrective actions notify your supervisor Table 3 1 Operator Troubleshooting Table MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION ELECTRICAL SYSTEM 1 ALL LAMPS DO NOT LIGHT step 1 Check lights on towing vehicle including turn signals and stop lights a If towing vehicle lights do not light notify organizational maintenance b If towing vehicle lights come on proceed to step 2 Step 2 Check intervehicular cable a If cable is not properly connected reconnect cable b If cable is properly connected proceed to step 3 9 2330 368 14 amp Table 3 1 Operator Troubleshooting Table Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION ELECTRICAL SYSTEM cont 1 ALL LAMPS DO NOT LIGHT cont Step 3 Check connectors for dirty or corroded
3. 1 ny HER IN Ta Tas wa Nd 1223 3 Figure 9 Frame Components Sheet 1 of 2 MEE eS ARAM 9 2330 368 14 amp 4 22222525 arr g 0254 EE 22 4 252227 9 2330 368 14 amp 22 2223 P 4 TA252228 Figure 9 Frame Components Sheet 2 of 2 SECTION II 1 2 3 4 ITEM SMR PART NO CODE CAGEC NUMBER 1 PAOZZ 96906 MS51851 66 2 PAOZZ 2227 3800 924 3 22 96906 551967 14 4 22 02978 ERNA245 5 22 2227 430000 6 22 96906 527183 19 7 22 96906 590725 117 8 22 96906 535691 9 9 22 2227 C3800 925 0 PAOZZ 2227 C6260 535 1 PAOZZ 96906 MS90725 36 2 PAOZZ 96906 MS90725 18 3 XDOZZ 2227 A6200 903 4 PAOZZ 96906 535338 44 5 PAOZZ 96906 MS35649 2252 6 PFOZZ 2227 9916 7 22 2227 A7909 8 PAOZZ 2227 3600 917 9 PAOZZ 2227 3608 504 20 PFOZZ 2227 D9934 21 PAOZZ 2227 A5200 934 22 PAOZZ 96906 MS51851 45 23 PAOZZ 2227 3600 916 24 PAOZZ 2227 3617 089 25 PAOZZ 2227 B5200 932 26 PAOZZ 2227 A6260 211 TM9 2330 368 14 amp PC01 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 15 FRAME TOWING ATTACHMENTS DRAWBARS AND ARTICULATION SYSTEMS GROUP 1501 FRAME ASSEMBLY P FRAME COMPONENTS SCREW TAPPING THREA HOLDER MANIFEST UT PLAIN HEXAGON ASHER LOCK UMPER RUBBER ASHER FLAT CAP HEXAGON H T PLAIN HEXAGON ARD S
4. 459 3 212010 p RM 1 2 MATERIAL HARDWOOD BLOCK GRAIN PARALLEL 15 LENGTH NOTE TREAT WOOD WITH WOOD PRESERVATIVE TA252240 Figure G 4 Tire Changing Block Part No B7924 G 5 9 2330 368 14 amp SHIP LAP TAB PLANK CHART SHIP LAP CUT FROM LTR FACE X LENGTH RANDOM LENGTHS A 7 1 2 IN x 89 3 16 IN 2 B 7 1 21N x8FT 10 3 16IN 2 to 14 FT 7 172 IN x 83 778 IN D 7 1 2 IN x 64 3716 IN 5 FROM A B amp C 2 2 7 1 2 IN 89 3 16 IN 1 G 7 172 IN x8FT 10 3 16 IN 1 FT to 14 NOTES 1 CUT ALL BOARDS FROM 7 1 2 INCH BY 14 FOOT FLOOR BOARD 2 USE DROP OFFS FROM BOARDS A B AND C TO MAKE UP BOARDS D AND E 3 FLOOR BOARD F AND G MUST BE SELECTIVELY FIT DURING INSTALLATION INDICATES VARIABLE WIDTH 4 SHIP LAP TABS TO BE TOWARD LEFT ROAD SIDE OF TRAILER BEEN poe 223 TA252255 Figure G 5 Ship Lap Floor Boards Part No D7907A THRU D7907G D REV 9 2330 368 14 amp APPENDIX TORQUE LIMITS H 1 GENERAL Use a torque wrench to check torque or tighten nuts and capscrews to specified torque Special torque values are indicated in the maintenance procedures For standard torque values should be used for other threaded fasteners Refer to follow tables 1 and H 2 Table H 1 Stan
5. Remove six self tapping screws 20 and dust shield 21 from TA252176 9 2330 368 14 amp 4 15 SERVICE BRAKES cont c Brake Adjustment Slack Adjustment 1 2 Installation Brake adjustment must be done with brake air chambers uncaged air in the aa pasting spider system and dust shield removed Make sure hole in bushing alines ith hole in spider for grease fit hae 15 1 Jack up wheel to be adjusted para 3 6 b Install new seals 16 and grease 2 Apply a 9 16 inch wrench to hex head fitting 15 1 of worm shaft and push in against the slack adjuster 2 to unlock the c Install new seals 14 in brackets worm shaft Hana 12 3 Turn the hex head 1 of the worm shaft clockwise on slack adjuster until Place beari 13 bet Are the wheel cannot be turned 11 and 12 so hole in bearing alines with hole in bracket 11 In sert grease fitting 10 through bracket hole and install in bearing 4 Back off the worm shaft hex head 1 until the wheel turns freely Check clearance between brake shoes and drum with feeler gage Clearance should Deanne genontb be 0 005 inch Adjust worm shaft hex bracket 19 with three screws 8 lock washers 7 and hes nuts 6 head 1 to meet specified clearance 5 Lower jack and remove from axle f Coat length of camshaft
6. SERVICE SERVICE TRAILER VALVE FRONT RESERVE VALVE Pa cd agi t EMERGENCY MAIN AIR TANK REAR EMERGENCY ISUPPLY SUPPLY LINE 2 LINE DRAIN VALVE ON 77 1 SERVICE SERVICE EMERGENCY PARKING CONTROL CHAMBER CHAMBER TA252169 AIR SYSTEM DIAGRAM 4 37 9 2330 368 14 amp Section VII MAINTENANCE OF WHEELS AND TIRES Page Tire Dismounting 000 Tire Cleaning and Inspection 4 20 TIRE DISMOUNTING Materials Tools Tire and rim lubricant item 5 Wiping rag item 10 app E Tire irons reference 7 section III Tire iron T46B reference 8 app section III Locking jaw pliers reference 9 app section Bead breaking chisel 8 lb cross peen hammer Tire mounting pedestal part number EX 1002 refer to Tire dismounting is a three person operation WARNING Do not attempt to dismount tire until tire has been completely deflated When released suddenly air under pressure can cause serious injury a Deflate tire completely by removing valve core with core remover b Place wheel 1 and tire 2 on flat surface Hold bead breaking chisel 3 on bead next to rim of wheel and hammer the chisel un til bead breaks away from rim Continue to move chisel around circumference of rim until the bead
7. 2 1 9 2330 368 14 8 Figure 1 Intervehicular Cable Figure C 3 Lug Wrench Handle S Figure C 2 Lug Wrench Figure C 4 Fire Extinguisher TA252216 C 5 Nuclear Tiedown Strap Blank 9 2330 368 14 amp APPENDIX ADDITIONAL AUTHORIZATION LIST Section INTRODUCTION D 1 SCOPE D 3 EXPLANATION OF LISTING This appendix lists additional items you are au National stock numbers descriptions and quanti thorized for the support of the trailer ties are provided to help you identify and request the additional items you require to support this D 2 GENERAL equipment The items are listed in alphabetical sequence by item name under the type document This list identifies items that do not have to ac i e TDA or which authorizes company the trailer and that do not have to be the item s to you turned in with it These items are all authorized to you by CTA MTOE TDA or JTA Section ADDITIONAL AUTHORIZATION LIST 1 2 National Description Stock Number FSCM amp Part Number Usable On Code Torx Screwdriver Bit TX40 Vermont American Lincolnton NC MTOE AUTHORIZED ITEMS NONE CTA AUTHORIZED ITEMS NONE 0 1 0 2 Blank 9 2330 368 14 amp APPENDIX E EXPENDABLE SUPPLIES AND MATERIALS LIST E 1 SCOPE This appendix lists expendable supplies and materials you will need to operate and
8. 1 2 3 4 5 6 7 8 9 10 11 12 Install each bumper 17 studs and secure with flat washers 16 lock washers 15 and nuts 14 Place U bolts 13 over axle 18 at mounting pads 19 NOTE Hook end of all springs must be toward equalizer bolt 12 Raise spring 10 and support in position under mounting pad 19 Install bottom plate 12 with four hex nuts 11 but do not tighten nuts Install roller 9 bolt 8 and hex nut 7 Tighten nut fully but roller must be free to rotate Install roller 6 bolt 5 and hex nut 4 Tighten nut fully but roller must be free to rotate Adjust position of spring 10 if necessary 80 spring is centered Tighten nuts 11 to 350 Ib ft 475 Nm Install torque arm 3 bolts 2 and hex nuts 1 Tighten nuts to 250 Ib ft 339 Nm Perform same procedure for other axle suspension components if necessary Remove blocking from under corners of trailer Lower axle and remove jacks Adjust torque arms para 5 7 9 2330 368 14 amp 252204 NOTE LEFT HAND SIDE SHOWN RIGHT HAND SIDE SAME EXCEPT ITEM 3 IS NOT ADJUSTABLE 9 2330 368 14 amp 5 7 TORQUE ARM USTMENT Materials Tools Hub extensions part number P 1000 four required refer to app Pipe wrench 18 inch Tape measure 50 foot Torque wrench 1 2 inch drive 0 175 ft lbs General mechanics tool kit N
9. 2 4 23 9 2330 368 14 amp 4 14 HUBS AND DRUMS cont 16 Close air tank drain cocks 17 Remove chocks 18 Adjust brakes 19 Lower trailer 4 15 SERVICE BRAKES Materials Tools Solvent cleaning compound Item 3 app E Wiping rag Item 10 app E General mechanics tool kit Lock ring pliers Pry bars a Brake Shoes 1 Removal a Remove wheels and tires para 3 6 and hubs and drum para 4 144 b Apply a 9 16 inch wrench to hex head 1 of worm shaft and push in against the slack adjuster 2 to un lock the worm shaft c Turn the hex head 1 of the worm shaft counterclockwise to back off slack adjuster to low part of cam 3 d Drive out brake anchor pins 4 e Remove two retaining springs 5 f Remove brake shoe assemblies 6 with retract springs 7 springs 8 and rollers 9 g Remove retract spring 7 from brake shoe assemblies 6 4 24 Change2 13 TA252174 4 15 SERVICE BRAKES cont h Remove roller retaining springs 8 and rollers 9 from brake shoe assemblies 6 i Drive out spring pins 10 from brake shoe assemblies 6 j Remove bushings 11 spider 12 if worn 2 Cleaning WARNING Solvent cleaning compound is an environmentally compliant product and is low in toxicity However it may be irritating to the eyes and skin due to its base stock The use of protective gloves and g
10. 7 Loosen nut 9 and remove clevis 10 and nut from push rod 2 8 Remove plate 11 and boot 12 from air chamber AIR 9 2 27 SLACK ADJUSTER AXLE 252178 4 29 9 2330 368 14 8 4 16 BRAKE AIR CHAMBER cont 7 Mount air chamber 3 with two hex nuts 6 and lock washers 7 NOTE It may be necessary to turn slack adjuster adjustment screw to adjust chamber push rod 8 Align rod end 10 with center hole in slack adjuster 13 Install headed pin 5 and cotter pin 4 9 Uncage brake air chamber spring b 10 Connect air hoses 1 and 2 11 Adjust brakes 4 17 AIR LINES Materials Tools Anti seize tape item 12 app General mechanics tool kit a Removal of Air Hoses and Fittings NOTE Tag all hoses before disconnecting 1 Remove intervehicular air hoses 1 and gladhands 2 from drawbar Remove packing 3 from gladhands 2 Remove hoses 4 and 5 from air cham bers 6 trailer valve 7 and relay valve 8 3 Remove elbows 9 from air chambers 6 4 Remove elbows 10 from trailer valve 7 5 Remove drain cocks 11 from air tanks 12 b Installation of Air Hoses and Fittings 1 Install drain cocks 11 air tanks 12 2 Install elbows 10 in trailer valve 7 4 30 3 Install elbows 9 in air chambers 6 4 Connect hoses 4 a
11. 9 2330 368 14 amp TECHNICAL MANUAL Operator Field and Sustainment Maintenance Manual Including Repair Parts and Special Tools List for TRAILER AMMUNITION HEAVY EXPANDED MOBILITY 11 TON M989 2330 01 109 4258 DISTRIBUTION STATEMENT A Approved for public release distribution is unlimited HEADQUARTERS DEPARTMENT OF THE ARMY December 1985 059505 0002 9 2330 368 14 amp WARNING SUMMARY WARNING Protective eye covering should be work at all times to prevent personal injury WARNING Vent air tanks of air pressure before removal of air system components to prevent possible injury WARNING Keep away from drain cocks when draining air tanks to prevent injury to eyes by compressed air WARNING Do not attempt to dismount tire until tire has been completely deflated When released air under pressure can cause serious injury WARNING DO NOT use a dry brush or compressed air to clean brake shoes There may be asbestos dust on brake shoes which can be dangerous to your health if you breath it Dampen surface of lining with water and use a soft bristle brush WARNING Do not attempt to pull landing leg plunger unless trailer is connected to towing vehicle pintle if trailer is loaded The load may cause trailer to tip forward and cause injury WARNING Asbestos dust is dangerous to your health Wear respirator to avoid inhaling dust WARNING Chemical Agent Resistant Coating CARC paint
12. Refer to App BJ Change 2 4 3 9 2330 368 14 amp P Table 4 1 Organizational Preventive Maintenance Checks and Services S Semiannually A Annually Interval Item ITEM TO BE INSPECTED No S A Procedure NOTE Perform operator crew PMCS prior to or in conjunction with organizational PMCS if a There is a delay between the daily operation of organizational PMCS b Regular operator is not assisting participating 1 WHEELS AND TIRES Rotate and match tires 1 according to tread design and degree of wear See TM 9 2610 200 20 for acceptable limits in matching tires Tighten wheel nuts 2 to 450 500 Ib ft 610 678 Nem TA252164 2 SERVICE BRAKES 4 4 a Inspect hub and drum for visible wear and scoring para 4 144 b Inspect wheel bearings for visible wear and seal for deterioration and damage Inspect brake shoes for wear 4 15a d Inspect camshafts for visible wear and damage para 4 15 e Inspect camshaft bearings for visible wear 4 15 9 2330 368 14 amp Table 4 1 Organizational Preventive Maintenance Checks and Services cont S Semiannually A Annually Interval Item ITEM TO BE INSPECTED No S A Procedure 3 BRAKE AIR CHAMBERS WARNING Do not attempt to disassemble brake air chambers 1 The springs inside the chambers are under heavy tension and may cause severe injury if released
13. a If brake lining is worn replace brake shoe b If brake lining is not worn proceed to step 4 Check brake adjustment para 4 15b a Adjust brake shoes if out of adjustment b If brakes are adjusted proceed to step 5 4 11 9 2330 368 14 amp Table 4 2 Troubleshooting Table cont MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION BRAKES 2 NO BRAKES OR WEAK BRAKES cont Step 5 Check for relay valve operation by observing action of air brake chambers a If air brake chambers do not operate replace relay valve para 4 185 b If action of air brake chambers is not positive replace relay valve c single air brake chamber does not operate properly replace brake chamber para 4 16 3 SLOW BRAKE APPLICATION OR SLOW RELEASE Step 1 Check for low air pressure leakage at connections air lines or valves Table 2 1 a If air lines connections are leaking repair or replace as needed b If valve is leaking replace defective valve c If air lines connections and valves are not leaking proceed to step 2 Step 2 Remove and check for restrictions in air lines and hoses 4 17 a If air lines or hoses are restricted replace as required b If air lines or hoses are not restricted proceed to step 3 Step Check for damaged or broken brake shoe springs para 4 155 a If a spring is defective replace spring b If any spring is not defective proceed to step 4 Step 4 Check
14. 2 270 d Perform operator crew and organizational 2 Adjust landing gear to level trailer preventive maintenance services 1 Do not reduce tire pressure 3 Fold all trailer side gates down to shade tires from sun s rays Change 2 8 1 8 2 blank 9 2330 368 14 amp APPENDIX A REFERENCES A 1 SCOPE This appendix lists all forms field manuals technical manuals and other publications referenced in this manual and which apply to the operation organizational direct and general support maintenance of the M989 2 PUBLICATION INDEX DA Pam 25 30 Consolidated Index of Army Publications and Blank Forms should be consulted frequently for latest changes or revisions and for new publications relating to materiel covered in this technical manual A 3 FORMS Refer to DA Pam 750 8 The Army Maintenance Management System TAMMS User s Manual for instructions 1 on maintenance forms Equipment Inspection and Maintenance DA Form 2404 Maintenance Request t eee ett deeds den e de tete ete ee Eton DA Form 2407 Maintenance Schedule and DD Form 314 Product Quality Deficiency Report 2 3 tette rr eren eerte dois et ette Pd Pe PERTH eure rea co ce SF 368 Recommended Changes to Publications and Blank Forms eee DA Form 2028 A 4 FIELD MAN
15. 89991 PIN 059505 000 This fine document Was brought to you by me Liberated Manuals free army and government manuals Why do I do it I am tired of sleazy CD ROM sellers who take publicly available information slap watermarks and other junk on it and sell it Those masters of search engine manipulation make sure that their sites that sell free information come up first in search engines They did not create it They did not even scan it Why should they get your money Why are not letting you give those free manuals to your friends I am setting this document FREE This document was made by the US Government and is NOT protected by Copyright Feel free to share republish sell and so on I am not asking you for donations fees or handouts If you can please provide a link to liberatedmanuals com so that free manuals come up first in search engines lt A HREF http www liberatedmanuals com gt Free Military and Government Manuals lt A gt Sincerely Igor Chudov http igor chudov com
16. Materials Tools Solvent cleaning compound Item 3 app Wiping rag Item 10 app E Grease GAA 4 app E Hub cap gasket Hub oil seal General mechanics tool kit Ratchet 3 4 inch drive Bearing nut wrench 3 4 inch drive 3 1 4 inch Bearing nut wrench 3 4 inch drive 3 7 8 inch Torque wrench 3 4 inch drive 0 600 Ib ft Two pry bars a Removal 1 Chock wheels 2 Drain air tanks 3 Cage air brake para 2 27h 4 Remove wheel and tire para 3 6 5 Back off slack adjuster para 4 150 6 Remove six hex bolts 1 hub cap 2 and gasket 3 7 Remove outer spindle nut 4 using 3 1 4 inch bearing nut wrench and ratchet Remove spindle lock 5 8 Loosen inner spindle nut 6 using 3 7 8 inch bearing nut wrench and ratchet until nut is flush with outside edge of hub 7 9 Using two pry bars force hub drum assembly 7 through 16 out against nut 6 4 22 Change2 Page Hubs and Drums eee Service cech 4 24 Brake Air Chamber eene 4 29 10 Remove nut 6 and outer bearing cone 8 11 Remove hub drum assembly 9 through16 as a unit and place on clean work surface with hub 7 upward 12 Using brass drift drive out bearing cone 9 and seal 10 and then drive out bearing cup 11 13 Turn unit so hub is down Using brass drift drive out bearing cup 12 14 Only remove back nuts 13
17. esses 2 7 Section Operation Under Usual reap even nb Section IV Operation Under Unusual Conditions eese 2 27 CHAPTER 3 OPERATOR MAINTENANCE INSTRUCTIONS Section I Lubrication Instr ctiODis D 3 1 Section II Troubleshooting Procedures 3 4 Section Operator 3 9 2 9 2330 368 14 amp 1 4 FIELD MAINTENANCE INSTRUCTIONS ORGANIZATIONAL MAINTENANCE Section 1 Repair Parts Special Tools and Support 4 1 Section II Service Upon Receipt of Material essiri i aiii e 4 2 Section Preventive Maintenance Checks and Services sss 4 3 Section IV Troubleshooting Procedures teeth di 4 9 Section V Maintenance of Electrical System iuis ene Section VI Maintenance of Air Brake 5 Section VIL Maintenance of Wheels and Section Maintenance of Frame and Towing Components eene Section IX Maintenance of Body Components CHAPTER
18. x 47 3 16 IN 2 DROP OFF F x 89 3 16 IN 1 7 1 2 IN x 8 FT O IN G x 8 10 3 16 IN 1 7 1 2 IN x 10 FTO IN NOTES 1 FLOOR BOARDS FROM 7 1 2 INCH BY 10 FOOT FLOOR 2 CUT FLOOR BOARDS D AND E FROM ONE LENGTH OF BOARD 3 FLOOR BOARDS F AND G MUST BE SELECTIVELY FIT DURING INSTALLATION INDICATES VARIABLE WIDTH TA252212 Figure G 2 Floor Boards Part No D7907 A THRU D7907 G 9 2330 368 14 amp TYPICAL TYPICAL 3 PLACES 6 PLACES 3 5 8 DIA ORILL THRU 8 HOLES 14 BOLT CIRCLE EQUALLY SPACED AS SHOWN FOR LAG BOLTING TO FLOOR 7 8 DIA ORILL THRU 3 HOLES ON 11 1 4 BOLT CIRCLE SPACED AS SHOWN FOR WHEEL MOUNTING WITH 5 6 amp 7 16 PEDESTAL INSTALLATION AND SET UP 1 SECURELY LAG BOLT THE BOTTOM PLATE OF THE PEDESTAL TO CONCRETE FLOOR USING EIGHT 1 2 INCH DIA GRADE 8 BOLTS 2 USE ITEMS 5 6 AND 7 TO FASTEN WHEEL AND TIRE TO TOP OF PEDESTAL ITEM QTY DESCRIPTION 1 PLATE 3 8 x 16 x 16 HR STEEL ASTM A36 PLATE 3 8 x 13 DIA HR STEEL ASTM A36 PLATE 3 8 x 4x 6 HR STEEL ASTM A36 ANGLE 3 8 x 3 1 2 x 3 1 2 x 18 1 4 STEEL ASTM A36 BOLT HEX HEAD 3 4 16NF x 2 GRADE 8 STEEL NUT PLAIN HEX 3 4 16NF GRADE 8 STEEL WASHER FLAT HEAVY 3 4 STEEL VOOM WWWWW NOTE ALL DIMENSIONS ARE IN INCHES TA252239 Figure G 3 Tire Mounting Pedestal Part No 1002 9 2330 368 14 amp 252 222 GRAIN
19. For standard abbreviations see MIL STD 12D Military Standard Abbreviations for Use on Drawings Specifications Standards and Technical Documents Abbreviations Explanation NIIN National Item Identification Number consists of the last 9 digits of the NSN RPSTL Repair Parts and Special Tools List Change 1 F 5 SECTION 9 2330 368 14 amp 2 7 10 19 3 AND 4 8 9 16 20 21 S ANS a 21 505785 FIGURE 1 LIGHTS Change 1 11 1 N rp H 3 2 SMR CODE PAOZZ PAOOO PAOZZ PAOZZ PAOZZ PAOZZ PAOOO PAOZZ PAOZZ PAOOO XAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOOZ PAOZZ PAOZZ 3 CAGEC 96906 96906 96906 96906 51831 51831 96906 96906 96906 96906 18407 96906 96906 19207 19207 96906 96906 96906 96906 96906 96906 4 NUMBER MS51851 4 MS35423 1 MS35421 1 515570 1 8338567 8338566 535423 2 251 515570 1 535421 2 552125 2 11639520 MS15570 8 MS35478 1 11639519 11639535 515570 1 535338 4 518154 5 535424 1 515570 1 MS35420 1 251 9 073 2 251 6 8 291 TM9 2330 368 14 amp PC01 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 06 ELECTRICAL SYSTEM GROUP 0609 LIGHTS FIG 1 LIGHTS SCREW TAPPING THREA LIGHT MARKER CLEARA
20. Inspect axle for cracks breaks broken or distorted brackets 1 and pads 2 corrosion and other damage Repair 1 Straighten distorted air brake chamber brackets 1 spring mounting pads 2 or axle bumpers 3 if possible If brackets pads or axle bumpers cannot be straightened the axle must be replaced 2 Repair broken welds 3 Repaint the axle chapter 5 section III Assembly 1 Install camshafts and bearings 5 para 4 15p slack adjusters 3 4 15H and brakes 5 2 Install hubs and drums 3 Install air brake chambers 4 16d 4 Install wheels and tires para 3 64 Installation 1 Install springs on axle para 5 68 Steps 2 through 5 2 Roll axle assembly with wheels and suspension underneath HEMAT Position unit underneath suspension hangers 3 Install spring rollers and torque arms Tw Steps 6 through 9 4 Lower trailer 5 Connect air hoses to air brake chambers 6 Close drain cocks on air tanks 7 Adjust torque arms para 5 7 8 Uncage brakes para 2 270 9 Adjust air brake chamber para 4 16 10 Adjust brakes 4 15c 5 8 Change2 Section IV MAINTENANCE OF BODY COMPONENTS 5 9 FLOOR BOARDS Materials Tools Portable electric drill Twist drill No J Countersink Screwdriver bit Safety glasses a Inspection Inspect all floor boards for breakage and warpage Replace floor boards selectively
21. Remove Pages Warning Summary A and B i through iii iv blank 1 1 and 1 2 4 through 4 7 4 8 blank 4 13 through 4 16 4 21 through 4 26 5 1 through 5 4 5 7 through 5 10 6 1 and 6 2 7 1 and 7 2 8 1 8 2 blank 1 and 2 B 1 through B 6 E 1 and E 2 2 1 through Figure 3 4 1 through Figure 6 7 1 through Figure 8 12 1 through Figure 15 1 1 through 1 12 Index 1 through Index 4 Front Cover Insert Pages in A i through iv and 1 2 through 4 714 8 blank through 4 16 through 4 26 through 5 4 5 7 through 5 10 and 6 2 and 7 2 8 1 8 2 blank 2 through B 8 1 and E 2 through Figure 3 through Figure 6 through Figure 8 through Figure 15 through I 12 Index 1 througr Index 4 Front Cover File this change sheet in front of the publication for reference purposes Approved for public release distribution is unlimited Order of the Secretary of the Army PETER J SCHOOMAKER General United States Army Chief of Staff Offic ial ioe e JOYCE E MORROW Adminis trative Assistant to the Secretary of the Army 0701704 DISTRIBUTION To be distributed in accordance with the initial distribution number I DN 390031 requirements for TM 9 2330 368 14 amp P 9 2330 368 14 amp HEADQUARTERS DEPARTMENT OF THE ARMY NO 1 Washington D C 15 December 1991 Operator s Organizational Direct Support and General S
22. washers 14 and drum 15 from hub 7 if studs 16 are damaged 15 Remove studs 16 from hub 7 only if damaged Cleaning WARNING Solvent cleaning compound is an environmentally compliant product and is low in toxicity However it may be irritating to the eyes and skin due to its base stock The use of protective gloves and goggles is required Use the solvent cleaning compound in well ventilated areas and keep away from open flames and other sources of ignition 1 Clean all parts thoroughly using a brush and solvent cleaning compound Allow to air dry 2 Clean spindle 17 on axle 18 with wiping cloth 4 14 HUBS AND DRUMS cont Inspection 1 Inspect bearings visually for wear and scoring flat spots and overheating discoloration 2 Inspect brake drum visually for deep coring excessive wear ridge and other irregularities Repair or replace brake drum Notify direct support maintenance 3 Inspect hub nuts lock hub for cracks and other damage 4 Inspect spindle for damaged threads evidence of seizure and rough surfaces Replace axle Notify direct support maintenance Repair Repair gasket seal and all defective parts Installation 1 Install studs 16 in hub 7 if removed 2 Install inner bearing cup 11 in hub 7 with narrow edge outward Seat with steel drift 3 Pack inner bearing cone 9 with grease GAA and install in
23. 37889 37888 RA 27970 40136 663 653 10151 MS27183 23 16258 21 0104 95693 95694 10 15 10070 10 108 212049 212011 TM 9 2330 368 148P C02 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 13 WHEELS AND TRACKS GROUP 1311 WHEEL ASSEMBLY WHEELS AND HUBS NUT PLAIN SINGLE BA LEFT NUT PLAIN SINGLE BA RIGHT WHEEL PNEUMATIC TIR SEAL PLAIN ENCASED CONE AND ROLLERS TA CUP TAPERED ROLLER NUT SELF LOCKING HE WASHER FLAT BRAKE DRUM HUB BODY STUD SHOULDERED RIGHT STUD SHOULDERED LEFT SCREW TAPPING THREA COVER ACCESS GASKET HUB CAP CONE AND ROLLERS TA CUP TAPERED ROLLER END OF FIGURE OTY 20 20 20 20 10 10 12 SECTION 9 2330 368 14 amp P 252226 FIGURE 8 TIRES SECTION II 1 2 ITEM SMR NO CODE 1 PAOFF 2 PAOZZ CAGEC 81348 96906 4 PART NUMBER 22 T 381 15 9 5 P3A G TBHR MS51368 2 9 2330 368 146 01 5 DESCRIPTION AND USABLE CODES UOC GROUP 1313 TIRES TUBES TIRE CHAINS TIRES TIRE PNEUMATIC VALVE PNEUMATIC END OF FIGURE QTY PLP 274 22 222222425 25 2 pa REX 9 Vos QS A M NS N E GN 2 SOS ox NEN 8 SN 9 9 99 9 9 9 98 995 n 2001 anes eh 305 Y N lowe 2 22
24. 4 49 Storage Box 4 50 4 50 252193 2 2 9 2330 368 14 amp 4 26 5 Materials Tools General mechanics tool kit Torque wrench 3 4 inch drive 0 600 lb ft Socket 1 5 16 inch 3 4 inch drive 2 a Removal Remove jam nuts 1 cap screws 2 and shackle 3 with safety chain 4 Slide shackle from chain link 3 b Installation Insert shackle 3 through end link on safety chain 4 Mount shackles with chain to frame with cap screws 2 1 and jam nuts 1 Tighten jam nuts until shackle is snug on frame NOTE 4 Minimum backoff torque for jam nut 1 is 30 lb ft CRITA 4 27 LIFTING EYES Materials Tools General mechanics tool kit Torque wrench 3 8 inch drive 0 150 lb ft Socket 7 16 inch 3 8 inch drive a Removal 1 Extend lifting eye 1 5 2 Remove two hex nuts 2 lock washers 1 8 and cap screws 4 to remove pin and chain 5 and block 6 gt 3 Slide out lifting eyes 1 i b Installation 3 1 Slide lifting eyes 1 into channels at comers of frame 2 Fasten block 6 and pin and chain 5 252194 to frame with two cap screws 4 lock washers 3 and hex nuts 2 Tighten hex nuts to 8 lb ft 4 47 9 2330 368 14 amp 4 Unwind cable 7 from shaft 8 Pull 4 28 SPARE TIRE CARRIER cable from two holes 9 in shaft Material
25. Du ew Bendix FMVSS 121 24dc negative ground E Bin Type 10BC 9 2330 368 14 amp 1 14 DATA PLATES Sample data plates shown below CERTIFICATION PLATE 1 ME DES MINNIE US1723DMO63043 CLASSIFICATION TRAILER NOCET Beta A unit of Stowell Industries LOAD OF CAPACITY BASED ON VERTICAL HITCH LBS MAX Milwaukee Wi 520 JOE MANUFACTURER S s9us17230M099043 IDENTIFICATION PLATE 2 31 5 19 TONGUE LOAD EMPTY 475 LBS INSTRUCTION LOAD PLATE 3 OVER ALL LENGTH 265 SHIPPING TONNAGE 15 TONS OVER ALL HEIGHT 68 WARNING DO NOT SHIP OVER ALL WIDTH 96 IN WITH TRAILER RESTING SHIPPING ON LANDING GEAR SHIPPING WEIGHT 6950LBS X BLOCK AGAINST FRAME TA252132 1 6 9 2330 368 14 8 1 14 DATA PLATES cont LUBRICATION CHART AIR EMERGENCY PLATE 5 MPG MULTIPURPOSE TYPE GREASE 1 BEARINGS WHEEL LUBE 2 TONGUESTAND LUBE AIR SERVICE LUBRICATION PLATE 4 WARRANTY STATEMENT THIS VEHICLE IS UNDER PARTS ONLY WARRANTY FOR 12 TWELVE MONTHS PLUS 6 MONTHS OEPOT STORAGE IF APPLICABLE FROM ACCEPTANCE DATE REGARDING DEFECTS IN MATERIAL AND WORKMANSHIP REPLACEMENTS FOR DEFECTIVE PARTS WILL BE SUPPLIED WITH OUT COST F O B PLANT OR CONUS DESTINATION DEFECTIVE PARTS SHALL BE
26. On towing vehicle pull cotter pin 1 and open pintle 2 Back towing vehicle up until coupler is centered in towing vehicle Pb pintle b Raise landing gear leg 3 using crank 4 until towing vehicle is supporting weight of trailer 252145 2 14 2 13 CONNECTING TOWING VEHICLE cont c Close towing vehicle pintle 5 ensuring lock 6 is down in place and install cotter pin to lock pintle d Attach safety chains 7 to towing vehicle ring 8 e Connect intervehicular air hoses 9 to tow ing vehicle as follows NOTE Ensure service and emergency inter vehicular air hoses are connected ser vice to service and emergency to emergency on towing vehicle 1 Remove intervehicular air hoses 9 from gladhand dummy coupler 10 on trailer tongue 2 Remove dummy couplings ID 3 Hold hose glandhand couplings 12 against the towing vehicle gladhand couplings 13 at a 90 angle and rotate until locked in place NOTE Be sure air hose strap is connected to tongue TA252146 TM9 2330 368 14 amp P 9 2330 368 14 amp 2 13 CONNECTING TO TOWING VEHICLE cont f Connect the HEMAT lighting system to the electrical system of the towing vehicle as follows 1 Remove intervehicular cable 14 from storage box 2 Open protective covers 1 5 of intervehicular cable Lock each cover of intervehicular cable by sliding
27. QTY 9 2330 368 148 SECTION 1 1 A 1 505803 FIGURE 18 DATA PLATES Change 1 11 1 NO 2 SMR CODE PBOZZ PBOZZ PBOZZ PBOZZ PBOZZ PAOZZ PAOZZ 3 FSCM 07707 22271 22271 22271 22271 22279 22271 4 46 5 C3800 907 C7543 C3800 906 3800 908 7919 800921 9 2330 368 14 amp 5 DESCRIPTION AND USABLE ON CODE UOC GROUP 2210 DATA PLATES 1 DATA PLATES RIVET BLIND PLATE ID PLATE IDENTIFICATIO PLATE INSTRUCTION PLATE INSTRUCTION PLATE IDENTIFICATIO DECAL WARRANTY END OF FIGURE 18 1 6 SECTION II 1 2 ITEM SMR NO CODE 1 PAOZZ 2 PAFZZ 3 CAGEC 81349 22271 4 PART NUMBER M13486 1 5 A3850 910 9 2330 368 146 01 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 95 GENERAL USE STANDARDIZED PARTS GROUP 9501 BULK MATERIAL FIG BULK WIRE ELECTRICAL LUMBER SOFTWOOD BOARD END OF FIGURE BULK 1 OTY SECTION STOCK NUMBER 5305 00 003 9252 6240 00 019 0877 2530 00 021 2364 5310 00 056 3395 5305 00 068 0502 4730 00 069 1186 5305 00 071 2233 5310 00 087 4652 5310 00 087 7493 5310 00 088 1251 5330 00 090 2128 3110 00 100 0335 3110 00 100 0670 5935 00 115 2307 5305 00 115 9526 4730 00 142 3075 6240 00 143 315
28. lb ft 4 35 DATA PLATES Materials Tools General mechanics tool kit Blind head riveter Rivets a Removal 1 Remove four pop rivets 1 to detach any defective identification plate 2 instruction plate 3 lubrication plate 4 or certification plate 5 2 Remove two pop rivets 6 to detach defective service identification plate 7 or emergency identification plate 8 b Installation 1 Install service identification plate 7 and emergency identification plate 8 with two pop rivets 6 each 2 Install identification plate 2 instruc tion plate 3 lubrication plate 4 and certification plate b with four pop rivets 1 each 9 2330 368 14 amp P TA252200 4 53 9 2330 368 14 amp 4 36 MANIFEST HOLDER Materials Tools Open end wrench 5 16 inch a Removal Remove four self tapping screws 1 and manifest holder 2 b Installation Mount manifest holder 2 on front side rack with four self tapping screws 1 4 37 AIR LINE GUARDS Materials Tools Open end wrench 7 16 inch a Removal Remove two nuts 1 and air line guard 2 b Installation Mount air line guard 2 with two nuts 1 4 38 CLEARANCE LIGHT MOUNTING BRACKETS Materials Tools Open end wrench 7 16 inch a Removal Remove four nuts 1 and mount ing bracket 2 b Installation Attach mounting bracket 2 with four nuts 1 4 54 TA252201 9 2330 368 14 am
29. one on each side of tongue 5 Two blackout amber clearance marker lights 6 one on each side of tongue TA252 134 2 1 9 2330 368 14 amp 2 1 LIGHTING SYSTEM cont InterVehicular Cable The intervehicular cable 1 is used to connect the HEMAT lighting system to the towing vehicle electrical system during towing operations The cable plugs are keyed so they can be connected to the HEMAT and towing vehicle receptacles in only one way The lights are operated from the towing vehicle The cable is stowed in the storage box when not in use 2 2 AIR BRAKE SYSTEM a Service Brakes The service brakes 1 are expanding shoe on drum type with dust shields on inside of brake housings The brake shoes are actuated by individual air chambers 2 through camshafts The air chambers are connected to the air system valves and tanks through hoses The service brakes are normally locked as parking brakes when the HEMAT is disconnected from the towing vehicle Refer to paragraph 2 2 for operation of the trailer parking brake control ae Spee C275 ir 2 7 E TA252135 2 2 2 2 AIR BRAKE SYSTEM cont b Intervehicular Air Hoses Air for operation of the HEMAT brakes is provided from the towing vehicle through intervehicular air hoses 3 One hose is for service brake operation the other hose is for emergency operation Both hoses have gladhand couplings 4 for quick secure connecti
30. 0 140 inch in diameter replace the brake drum Finish inside diameter to 200 microinches 5 3 9 2330 368 14 amp Section MAINTENANCE OF SUSPENSION Springs and Suspension esee Torque and Adjustment esse Axle 5 6 SPRINGS AND SUSPENSION Materials Tools General mechanics tool kit Open end wrench 1 5 16 inch Ratchet 3 4 inch drive Socket 1 5 16 inch 3 4 inch drive Torque wrench 3 4 inch drive 0 600 Ib ft Safety glasses NOTE Following procedures are for one complete axle suspension If only one wheel requires maintenance perform steps for that wheel only a Removal 1 Jack up front or rear axle high enough to relax tension on springs 2 Block up corners of trailer front or rear 3 Remove two hex nuts 1 bolts 2 and torque arm 3 CAUTION The rollers for front and rear springs at either end are all different Do not mix up parts 4 Remove hex nut 4 bolt 5 and roller 6 5 Remove hex nut 7 bolt 8 and roller 9 6 Support spring 10 to prevent it from dropping Remove four hex nuts 11 and bottom plate 12 7 Remove spring 10 and U bolts 13 8 Remove two screws 14 lock washers 15 flat washers 16 and bumper 17 9 Perform same procedure to remove other axle suspension components if necessary 5 4 2 Installation
31. 00 577 3434 6220 00 726 1916 6220 00 577 3435 6240 00 617 0991 5325 00 174 9328 5310 00 997 1888 5310 00 056 3395 5310 00 891 1733 5310 00 891 3405 5310 00 891 3425 5310 01 019 6527 5310 00 891 1709 5330 00 090 2128 4730 00 143 9282 2640 00 555 2829 5305 01 167 5490 5305 00 003 9252 FIG m m PONUPIWONNPFPOUPAPRPRPHRP ITEM N NF H N HP Oy RAR 1 U WO SECTION IV 9 2330 368 14 amp P C02 CROSS REFERENCE INDEXES PART NUMBER INDEX CAGEC PART NUMBER STOCK NUMBER FIG ITEM 96906 MS51922 17 5310 00 087 4652 12 4 96906 551967 14 5310 00 768 0318 9 3 96906 551968 20 5310 00 763 8905 6 3 96906 551968 23 5310 00 763 8901 10 4 10 14 96906 552125 2 6220 01 093 4439 1 10 96906 575021 1 5935 00 846 3883 2 9 96906 590725 117 5305 00 716 8128 9 7 13 9 96906 590725 18 5305 00 071 2233 9 12 96906 590725 36 5306 01 075 8519 9 11 96906 590725 6 5305 00 068 0502 2 11 96906 590725 68 5305 00 269 3218 12 1 11 5 96906 590727 127 5305 00 945 6412 13 14 96906 590727 174 5305 00 726 2561 13 10 96906 590727 189 5305 00 762 6041 10 1 10 10 96906 590728 215 5305 01 138 7735 10 5 22271 M10HM100 5320 01 157 6210 4 5 22271 M10HM115 5305 01 257 7634 4 20 81349 M13486 1 5 6145 00 152 6499 BULK 1 62707 M16WB100 2530 01 217 8156 4 21 62707 M16WJ101 5360 01 390 6448 4 2 97271 M16WJ103 4 10 97271 126152 5315 01 220 6245 4 9 97271 M16
32. 12 INDEX 4 Change 1 By Order of the Secretary of the Army JOHN A WICKHAM J General United States Army Official Chief of Staff R L DILWORTH Brigadier General United States Army The Adjutant General Distribution To be distributed in accordance with DA Form 12 32 Operator Organizational and Direct and General Support maintenance requirements for Multiple Launch Rocket System MLRS U S GOVERNMENT PRINTING OFFICE 1986 641 025 201 52 THE METRIC SYSTEM EQUIVALENTS 1 Centimeter 10 Millimeters 0 01 Meters 0 3937 Inches 1 Meter 100 Centimeters 1000 Millimeters 39 37 Inches 1 Kilometer 1000 Meters 0 621 Miles WEIGHTS 1 Gram 0 001 Kilograms 1000 Milligrams 0 035 Ounces 1 Kilogram 1000 Grams 2 2Lb 1 Metric Ton 1000 Kilograms 1 Megagram 11 Short Tons LIQUID MEASURE 1 Milliliter 0 001 Liters 0 0338 Fluid Ounces 1 Liter 1000 Milliliters 33 82 Fluid Ounces APPROXIMATE CONVERSION FACTORS TO CHANGE Inches Centimeters Feet Meters Yards 2 Meters Miles Kilometers Square Inches Square Centimeters Square Feet Square Meters Square Yards Square Meters Square Kilometers Square Hectometer Acres Cubic Cubic Meters Cubic Yards Cubic Meters Fluid Ounces Pints Liters Quarts liters Gallons onere liters Ounces 2 Grams Pounds Kilog
33. 22271 22271 22271 96906 97271 97271 22271 22271 22271 96906 22271 62707 4 PART NUMBER 16355 ML6W 101 16130 16567 MLOHMLOO 16566 16034 16101 176152 ML6W 103 16361 16343 9008 555 16624 1150 16 10 236 ML6VKL 10 236 16055 16033 16029 15003 4 MLOHML 15 ML6VB100 TM 9 2330 368 146 C02 5 DESCRI ON AND USABLE ON CODES UOC GROUP 12 BRAKES GROUP 1202 SERVI CES BRAKES FIG 4 SERVI BRAKES PI N SHOULDER HEADLE SPRI NG HELI CAL EXTE BRAKE SHOE LI NI NG FRI CTI ON RI VET TUBULAR LI NI NG FRI CTI ON BUSHI NG SLEEVE SPRI NG HELI CAL EXTE ROLLER SPRI NG BRAKE ROLLER RETAI NI NG PI N RETURN SPRI NG USTER SLACK BRAK PARTS T BEARING CAMSHAFT RETA NG CAMSHAFT ACTUATI NG GHT CAMSHAFT ACTUATI NG LEFT SEAL ENCASED BUSHI NG SLEEVE WASHER FLAT FI TTI NG LUBRI ON SCREW TAPPI NG THREA SHI ELD BRAKE DI SK END OF FI GURE BN HL NNN KON FEA N SECTION 9 2330 368 148 252223 FIGURE 5 AIR BRAKE SYSTEM SECTI 11 1 28 29 30 31 32 33 2 SMR CODE PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PFOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ XDOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ
34. 3 with grease GAA and insert through para 3 6 bushing 17 Place washer 5 on camshaft and insert camshaft through bearing assembly 9 6 Repeat steps 1 through 5 for other slack adjusters as required 7 Install dust shield para 4 15b2 g Install lock ring 4 using lock ring pliers h Install slack adjuster and lock ring para 4 15H 2 Install brake shoes 4 158 5 It may be necessary to remove slack adjuster to aline cam shaft with shoe anchor pins j Install hubs and drums Install wheels para 3 6 0 Install dust shield 21 with six self tapping screws 20 after brake adjustment k 4 27 9 2330 368 14 8 4 15 SERVICE BRAKES cont d Slack Adjusters 1 Removal a Chock wheels b Cage air brake chamber a c Drain air tanks d Remove cotter pin 1 and headed pin 2 from rod end 3 e Remove lock ring 4 with lock ring pliers Remove slack adjuster 5 from camshaft 6 Pull slack adjuster arm away from push rod end to clear Use soft faced hammer to tap slack adjuster off if necessary 2 Installation a Install slack adjuster 5 on cam shaft 6 Turn camshaft to aline slack adjuster with push rod end Use soft faced hammer to tap in place if necessary NOTE The center hole of the three holes on the slack adjuster must be alined with push rod end If it is not reinstall sl
35. 4 With each half of cable 7 on same side flat washers 2 and lock nut 1 of shaft 8 rotate shaft several turns to wrap cable on shaft NOTE Do not over tighten nut 1 5 Insert free ends of cable 7 into outer most holes in pickup member 6 and bend each end inward approximately 3 inches 6 Install clamps 5 lock washers 4 and nuts 3 on pickup member 6 so both ends of cable 7 are secured by each clamp Tighten nuts 3 on clamps to 10 Ib ft 7 Install spare tire para 2 18b 4 29 LANDING GEAR Materials Tools General mechanics tool kit a Removal 1 Remove lock nut 1 flat washers 2 TA252196 cap screw 3 and crank 4 from land ing gear 5 2 Remove pin assembly 6 3 Rotate landing gear 5 to the upside down vertical position so channel 7 disengages collar on trailer frame 4 Remove landing gear 4 49 9 2330 368 14 amp 4 30 5 Materials Tools General mechanics tool kit Torque wrench 3 8 inch drive 0 150 lb ft Socket 9 16 inch 3 8 inch drive a Removal Remove six flanged nuts 1 and six carriage bolts 2 from cover 3 and lift cover from frame tongue b Installation Position cover 3 on frame tongue and install six carriage bolts 2 and flanged nuts 1 to secure 4 31 POD STOPS Materials Tools General mechanics tool kit a Removal Remove six screws 1 nuts 2 and pod stop 8
36. 5 FIELD MAINTENANCE INSTRUCTIONS DIRECT SUPPORT MAINTENANCE Section I Repair Parts Special Tools TMDE and Support 5 1 Section II Maintenance of Service Brakes ccssscssstccsssscessscsnsccseecscesnsecsnscssanessnsccesneeceseseenec 5 2 Section III Maintenance of Suspension 5 4 Section IV Maintenance of Body 5 9 CHAPTER 6 SUSTAINMENT MAINTENANCE INSTRUCTIONS GENERAL SUPPORT DEPOT MAINTENANCE Section 1 Repair Parts Special Tools TMDE and Support 6 1 Section II Maintenance Of Frame EE eee nne eio 6 2 CHAPTER _ 7 PAINTING INSTRUCTIONS CHAPTER 8 PREPARATION FOR STORAGE OR SHIPMENT APPENDIX REE ERENCES eect 1 APPENDIX MAINTENANCE ALLOCATION CHART 1 B 1 APPENDIX _ COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTS C 1 APPENDIX D ADDITIONAL AUTHORIZATION LIST eene D 1 APPENDIX EXPENDABLE SUPPLIES AND MATERIALS LISTS 4 E 1 ii Change 2 APPENDIX F Section Section GROUP 06 GROUP 11 GROUP 12 GROUP 13 GROUP 15 GROUP 16 REPAIR PARTS AND SPECIAL TOOLS LIST Introduction Repair Parts
37. CAUTION Upon observing jackknife indicators operator must stop HEMTT immediately to pre vent damage c Back up slowly and pay close at tention to ground guide s signals system if possible Refer to FM c Unloading HEMAT 21 60 for instructions on hand signals 1 Remove any tie downs from the load 2 Unload cargo a Adjust rear view mirrors on both sides of HEM MT for best visibility of the trailer and space behind 3 Remove pod stops as necessary 2 20 9 2330 368 14 amp 2 16 DISCONNECTING FROM TOW ING VEHICLE a Remove crank 1 from bracket 2 b Pull clip pin 3 and withdraw hitch pin 4 c Swing crank 5 around so crank is lined with landing gear shaft 6 Push crank in to engage gear shaft d Turn landing gear to vertical position so holes in landing gear and frame flanges 7 are alined Install hitch pin 8 and clip pin 9 e Crank landing gear down until shoe 10 is approximately one foot from ground 2 252151 2 21 9 2330 368 14 8 2 16 DISCONNECTING FROM ING VEHICLE cont f Pull free fall plunger 11 so shoe 12 drops to ground Crank landing gear leg 13 down using crank 14 until coupler lunette is centered in towing vehicle pintle and land ing gear is supporting weight of HEMAT h Disconnect intervehicular cable and stow in storage box i Disconnect intervehicular ai
38. Installation 1 Install composite light 5 on trailer with two cap screws 3 and lock washers 4 2 Connect connectors 1 to wiring har ness Make sure that tag or marker numbers on wires correspond Install tyrap 2 4 16 OF ELECTRICAL SYSTEM TA252170 4 11 CLEARANCE MARKER LIGHTS Materials Tools General mechanics tool kit All clearance marker lights 1 are identical except for the lenses a Removal 1 Disconnect light connector from har ness connector 2 Remove two screws 2 and lens 8 3 Remove lamp 4 4 Remove two screws 5 and light hous ing 6 5 Push shell 7 back on wire and remove C washer 8 and shell 7 Remove terminal 9 if damaged b Installation 1 Install terminal 9 if removed Insert terminal 9 through shell 7 Install C washer 8 on terminal 9 and pull shell 7 over terminal 2 Mount light housing 6 to trailer with two screws 5 8 Install lamp 4 4 Install lens 8 with two screws 2 5 Connect connector to wiring harness 4 12 TESTING ELECTRICAL SYSTEM Materials Tools Multimeter a Check for Grounds 1 Disconnect all wiring connectors at the lights Be sure identification markers are present on individual wires before disconnecting If not tag wires NOTE Check for continuity on grounds using the multimeter on a low ohms scale TA252171 TM9 2330 368 14 amp P 2 Check for continuity b
39. LOCKI NG HE END OF FI GURE HOO PRPWHS m H3 NJ HD N HP UJ Ul SECTION II TM 9 2330 368 14 amp P 1 4 2 THRU 7 5 AND 6 50579 8 FIGURE 6 AIR BRAKE CHAMBER Change 1 11 1 2 SMR CODE PAOOO PAOZZ PAOZZ PAOOO PAOZZ PAOZZ PAOZZ 3 CAGEC 50153 50153 96906 50153 96906 50153 50153 4 PART NUMBER 163046 11 011 551968 20 11 018 1 2 524665 387 11 061 11M012 TM9 2330 368 14 amp PCO1 5 DESCRIPT ON AND USABLE ON CODES UOC GROUP 1208 AIRBRAKE SYSTEM 210 RBRAKE CHAMBER CHAMBER AIR BRAKE STUD ASSEMBLY RELEA NUT PLA N HEXAGON CLEVIS ROD END PIN COTTER PIN STRAIGHT HEADED PLUG CHAMBER TOP END OF F GURE OTY 9 2330 368 14 amp SECTION 72 2 2 5 Wiss utto 2 d 505791 FIGURE 7 WHEELS AND HUBS Change 1 SECTI ON 11 1 ITEM NO 3 4 5 6 ET 8 9 10 10 ST 12 13 14 15 2 SMR CODE PACZZ PACZZ PCOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOFF PAOOO PAOZZ XDOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ 3 CAGEC 09386 09386 22337 80201 60038 60038 22271 96906 22271 22271 09386 09386 22271 22271 62707 60038 60038 4 PART NUMBER
40. NOTE Refer to para 3 6 for jacking procedure Step 1 Check for loose wheels a If wheels are loose tighten wheel nuts b If wheels are not loose proceed to Step 2 Step 2 Check for loose wheel bearings para 4 144 a If wheel bearings are loose adjust wheel bearings b If wheel bearings are not loose proceed to Step 3 Step 3 Check suspension system for damaged rubber bushings springs and loose or missing bolts and nuts a Ifsuspension system is damaged or has loose or missing bolts and nuts replace defective components Notify direct support maintenance b Ifsuspension system is not damaged and all hardware is complete and secure replace defective components Notify direct support maintenance Change2 4 15 TM9 2330 368 14 amp P Section V MAINTENANCE Page Composite _ Clearance Marker Lights 4 10 COMPOSITE LIGHTS Materials Tools General mechanics tool kit a Removal 1 Tag and disconnect connectors 1 from wiring harness Remove plastic tyrap 2 2 Remove two cap screws 3 and lock washers 4 to detach each composite light 5 Remove light 5 b Repair 1 Loosen six captive screws and re move lens 7 NOTE Do not remove packing 8 un less damaged 2 Replace any defective lamps 9 10 and 11 3 Install new packing 8 if packing was removed in lens 6 and fasten unit to body 12 with captive screws 6 c
41. Remove rivets 1 from brake shoe 2 and remove and discard old brake linings 3 and 4 WARNING DO NOT use a dry brush or compressed air to clean brake shoes There may be asbestos dust on brake shoes which can be dangerous to your health if you breathe it Dampen surface of lining with water and use a soft bristle brush b Clean brake shoe 2 thoroughly using a brush and water to remove mud and cleaning compound to remove grease and oil c Position new cam end brake lining 3 on the brake shoe 2 NOTE Be sure cam end lining is installed on cam end of shoe Cam end lining is tapered more toward the end of shoe than anchor end lining Cam end of shoe has two holes in each shoe bracket Anchor end of shoe has one hole in each bracket 5 2 Change2 CAM END TWO HOLES TA252202 NOTE If brake drums have been machined para 5 5 install shims between the brake shoe and brake lining of the same thickness as the metal removed from the brake drums Install rivets 1 in the two center holes of the brake shoe 2 and brake lining 3 to secure the brake lining Install the remaining rivets 1 in the brake lining 3 to secure it to the brake shoe 2 Check the contact of the brake lining with the brake shoe A 0 005 inch feeler gage should not enter between the brake shoe and brake lining at any point 5 4 RELINING BRAKE SHOES cont g Install anchor end lining 4 in same way St
42. TON M989 2330 01 109 4258 REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS You can help improve this publication If you find any mistakes or if you know of a way to improve the procedures please let us know Submit your DA Form 2028 Recommended Changes to Equipment Technical Publications through the Internet on the Army Electronic Product Support AEPS website The Internet address is http aeps ria army mil The DA Form 2028 is located in under the Public Applications section on the AEPS public home page Fill out the form and click on SUBMIT Using this form on the AEPS will enable us to respond more quickly to your comments and better manage the DA Form 2028 program You may also mail fax or e mail your letter or DA Form 2028 directly to AMSTA LC LMIT TECH PUBS 1 Rock Island Arsenal Rock Island IL 61299 7630 The e mail address is ROCK TACOM TECH PUBS conus army mil The fax number is DSN 793 0726 or Commercial 309 782 0726 Current as of 15 March 2007 Page CHAPTER _ 1 INTRODUCTION Section 1 General nformatiOn E dera IE Ep e 1 1 Section II Equipment Description and 1 3 CHAPTER 2 OPERATING INSTRUCTIONS Section I Description and Use of Operators Controls and Indicators 2 1 Section II Operator Preventive Maintenance Checks and Service
43. Tools and Equipment Reference Code Column 5 specifies by code those common tool sets not individual tools common Test Measurement and Diagnostic Equipment TMDE and special tools special TMDE and special support equipment required to perform the designated function Codes are keyed to the entries in the tools and test equipment table f Column 6 Remarks Code When applicable this column contains a letter code in alphabetical order which is keyed to the remarks table entries Change2 B 3 9 2330 368 14 amp B 4 EXPLANATION OF COLUMNS IN THE TOOLS AND TEST EQUIPMENT REQUIREMENTS B 5 EXPLANATION OF COLUMNS IN THE REMARKS Column 1 Tool or Test Equipment Reference Code The tool or test equipment reference code correlates with a code used in column 5 of the MAC Column 2 Maintenance Level The lowest level of maintenance authorized to use the tool or test equipment Column 3 Nomenclature Name or identification of the tool or test equipment Column 4 National Stock Number NSN The NSN of the tool or test equipment Column 5 Tool Number The manufacturer s part number model number or type number B 4 Change 2 Column 1 Remarks Code The code recorded in column 6 of the MAC Column 2 Remarks This column lists information pertinent to the maintenance function being performed as indicated in the MAC 9 2330 368 14 amp Section MAINTEN
44. U M 1 6850 00 597 9765 CLEANING COMPOUND SOLVENT GL 1 gal 3 78 liter can 81349 MIL C 18718 2 F 8010 01 160 6744 COATING POLYURETHANE GL Forest Green 81349 MIL C 46168A 3 O 6850 01 474 2302 CLEANING COMPOUND SOLVENT 6850 01 474 2309 81349 MIL PRF 680 1 gal 3 78 liter can GL 5 gal 18 9 liter can GL 4 9150 00 065 0029 GREASE AUTOMOTIVE AND 9150 00 935 1017 ARTILLERY GAA 9150 00 190 0904 81349 MIL G 10924 9150 00 190 0907 2 1 4 oz 63 79 g tube OZ 14 07 396 89 g cartridge OZ 1 16 0 454 kg LB 35 16 15 89 kg can LB 5 O 2640 00 256 5527 LUBRICANT TIRE AND RIM 81349 1 gal 3 78 LITER can GL 6 9150 00 189 6727 LUBRICANTING OIL INTERNAL 9150 00 186 6681 COMBUSTION ENGINE 81349 MIL L 2104 HDO10 1 qt 0 95 liter can QT HDO30 1 qt 0 95 liter can QT 7 O 9150 00 402 2372 LUBRICATING OIL INTERNAL 9150 00 402 4478 COMBUSTION ENGINE subzero 81349 MIL L 46167 1 qt 0 95 liter can QT 5 gal 18 92 liter can GL 8 F 8010 00 264 8866 PRIMER COATING EPOXY GL 81349 MIL P 52192 9 F 8010 00 229 48 13 PRIMER COATING EPOX Y POLYMIDE GL 81349 MIL P 23377 E 2 Change 2 9 2330 368 14 amp APPENDIX F ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE REPAIR PARTS AND SPECIAL TOOLS LISTS Section I F 1 SCOPE This RPSTL lists and authorizes spares and repair parts special tools special test measurement and diagnostic equipment TMDE and other spec
45. after inspection for defects b Removal Remove torx screws as required to remove any given floorboard A through Repair Refer to appendix G for manufacturing information d Installation 1 2 3 9 2330 368 148 Floor boards must selectively fit to match existing planking After initial fitting of the width mark the floor board for cutting Saw or plane the floor board using power equipment Repeat operation until floor board fits in space There should be a tight fit for all floor boards Place replacement floor board in position on frame Mark location of mounting holes Remove boards Then using a No J drill bit 0 277 inch and drill bore holes in floor board to match mounting holes in frame Countersink holes Install torx screws as required to secure floor board to frame Heads of screws should be below surface of boards in NOTE Trailers VIN 1S9US1722DM 063127 and after are equipped with ship lap lumber Refer to Bulk Items TA252208 Change 2 5 9 9 2330 368 14 amp 5 10 GATES Materials Tools Cleaning compound Item 1 app Wiping rag item 10 E Shop equipment welding Tool kit welding Swaging tool a Cleaning Clean gates thoroughly using a stiff bristle brush and water to remove mud and cleaning compound to remove grease and oil Wipe off b Inspection Inspect ga
46. an environmentally compliant product and is low in toxicity However it may be irritating to the eyes and skin due to its base stock The use of protective gloves and goggles is required Use the cleaning compound in well ventilated areas and keep away from open flames and other sources of ignition WARNING Do not actuate the trailer parking brake control unless the HEMAT is on level terrain Without brakes the HEMAT may roll and move out of control causing possible injury or damage WARNING Do not stand between towing vehicle and HEMAT when backing towing vehicle Serious injury can result if personnel are caught between the vehicles b Change 2 2 9 2330 368 14 amp C2 HEADQUARTERS DEPARTMENT OF THE ARMY Washington D C 15 March 2007 Operator Field and Sustainment Maintenance Manual Including Repair Parts and Special Tools List TRAILER AMMUNITION HEAVY EXPANDED MOBILITY 11 TRAILER AMMUNITION HEAVY EXPANDED MOBILITY M989 M989 2330 01 109 4258 NSN 2330 01 109 4258 TM 9 2330 368 14 amp P 15 December 1985 is changed as follows 1 2 Remove old pages and insert new pages as indicated below New or changed material is indicated by a vertical bar in the margin of the page Minor changes to illustrations are indicated by a miniature point hand Illustrations that are new or that have major revisions are indicated by a vertical bar adjacent to the illustration
47. are hooked around the trailer tongue when not in use 9 2330 368 14 amp P TA252136 2 3 TM9 2330 368 14 amp 2 4 SPARE TIRE CARRIER The spare tire carrier holds the spare tire under the trailer frame and permits lowering or raising the spare tire a The spare tire is supported by a pickup tire plate 1 which is connected to the carrier shaft 2 by cables 3 As the shaft turns the cables wind or unwind to raise or lower the spare tire WARNING Spare tire will drop to the ground as soon as ratchet is released Stand clear to pre vent possible injury b A ratchet and pawl 4 prevents slippage when raising the spare tire To lower the spare tire the ratchet 4 is manually released the shaft turns counterclockwise To raise the spare tire the carrier shaft is turned clockwise using the tire lug wrench 5 Once the spare is raised it is secured to four fixed studs 6 with wheel nuts NOTE Whenever the spare tire is dropped in spect cables 3 for fraying corrosion and other defects 2 5 LANDING GEAR The landing gear is used to support the front end of the HEMAT when uncoupled It can be used during the loading or unloading of the trailer The landing gear is placed in the vertical position for use and the horizontal position for storage a Crank 1 Operates the landing gear Crank is bolted to gear shaft and can be swung around for storage WARNING Do not attempt to pull plunger un
48. can do complete repair of the item General support is the lowest level that can do complete repair of the item L Specialized repair activity is the lowest level that can do complete repair of the item D Depot is the lowest level that can do complete repair of the item Z Nonreparable No repair is authorized repair is authorized No parts special tools are authorized for the maintenance of a item However the item may be reconditioned by adjusting lubricating etc at the user level 3 Recoverability Code Recoverability codes are assigned to items to indicate the disposition action on unserviceable items The recoverability code is entered in the fifth position of the SMR code as follows Code Application Exp lanation Z Nonreparable item When unserviceable condemn and dispose of the item at the level of maintenance shown in the 3d position of the SMR code O Reparable item When uneconomically reparable condemn and dispose of the item at unit maintenance or aviation unit level F Reparable item When uneconomically reparable condemn and dispose of the item at the direct support or aviation intermediate level Reparable item When uneconomically reparable condemn and dispose of the item at the general support level D Reparable item When beyond lower level repair capability return to depot Condemnation and disposal of item not authorized below d
49. column This index number is a cross reference between the National Stock Number Part Number Index and the bulk material list in Section II f ASSOCIATED Applicable PUBLICATIONS Not F 6 HOW TO LOCATE REPAIR PARTS a When National Stock Number or Part Number is Not Known 1 First Using the table of contents determine the assembly group or subassembly group to which the item belongs This is necessary since figures are prepared for assembly groups and subassembly groups and listings are divided into the same groups 2 Second Find the figure covering the assembly group or subassembly group to which the item belongs 3 Third Identify the item on the figure and use the Figure and Item Number Index to find the NSN TM9 2330 368 14 amp P b When National Stock Number or Part Number is Known 1 First Using the National Stock Number or Part Number Index find the pertinent National Stock Number or Part Number The NSN index is in National Item Identification Number NIIN sequence see paragraph 4 a 1 The part numbers in the Part Number index are listed in ascending alphanumeric sequence see paragraph 4 b Both indexes cross reference you to the illustration figure and item number of the item you are looking for 2 Second Turn to the figure and item number verify that the item is the one you re looking for then locate the item number in the repair parts list for the figure F 7 ABBREVIATIONS
50. cup 4 To assure proper fit place seal 10 on spindle up to first rubber rib The correct seal will not go on any further due to designed interference 5 Place seal 10 on rear of hub 7 with the words OIL SIDE facing inward Make sure that seal is straight Using a hammer and piece of flat hardwood tap the seal into hub until seal bottoms out 6 Install outer bearing 12 in hub 7 Pack hub cavity with grease GAA up to level of inside diameter of outer bearing cup 12 7 wm Install drum 15 on hub 7 with back nuts 13 and washers 14 if removed Tighten nuts 13 to 300 330 Ib ft 8 Pack outer bearing cone 8 with grease GAA and install in cup 12 9 10 11 12 13 14 15 TM 9 2330 368 14 amp P NOTE Be sure there is no brake drag between brake shoes and drum Install inner spindle nut 6 on spindle 17 and tighten nut against bearing while turning brake drum 15 by hand When there is a slight bind back off inner spindle nut 1 3 turn to allow free rotation of wheel Install spindle lock 5 and outer spindle nut 4 Tighten outer spindle nut to 250 400 Ib ft Repack hub cap 2 with grease GAA Install hub cap 2 and new gasket 3 with six hex bolts 1 Rotate brake drum 15 to assure free movement without binding Uncage air brake chambe b Install wheels and tires para 3 6 12 17 252173
51. direct support as soon as possible 1 2 3 4 G Solvent cleaning compound is an environmentally compliant product and is low in toxicity However it may be irritating to the eyes and skin due to its base stock The use of protective gloves and goggles is required Use the cleaning compound in well ventilated areas and keep away from open flames and other sources of ignition Keep it clean Dirt grease oil and debris only get in the way and may cover up a serious problem Clean as you work and as needed Use solvent cleaning compound to clean metal surfaces Use soap when you clean rubber or plastic material Bolts nuts and screws Check that they are not loose missing bent or broken You can t try them all with a tool of course but look for chipped paint bare metal or rust around bolt heads Tighten any that you find loose Welds Look for loose or chipped paint rust or gaps where parts are welded together If you find a bad weld report it to direct support maintenance Electric wires and connectors Look for cracked or broken insulation bare wires and loose or broken connectors Tighten loose connections and make sure the wires are in good condition Air hoses Look for wear damage and leaks Make sure clamps and fittings are tight Ifa leak comes from a loose fitting or connector tighten it If something is broken or worn out either correct it or report it to your supervisor
52. e UN NOUN NNU UDA H H STOCK NUMBER 5315 01 162 8987 2530 01 163 7340 2510 01 163 7361 2510 01 163 7362 5310 01 163 9313 5310 01 163 9317 2510 01 164 0040 2510 01 164 1847 4820 01 164 5891 2540 01 164 7252 5305 01 164 8381 5305 01 164 9723 5315 01 165 1472 5305 01 165 5589 2510 01 165 6140 5305 01 165 7520 5330 01 165 8667 3120 01 165 8748 5365 01 166 0789 5307 01 166 3690 5365 01 166 6728 3120 01 167 2468 5305 01 167 5490 2590 01 169 9734 5340 01 170 1294 2590 01 170 4949 2590 01 171 4483 5340 01 171 5923 5340 01 172 5633 5310 01 173 1097 4820 01 181 5601 2510 01 188 7402 5315 01 220 6245 4030 01 212 3551 2530 01 217 8156 5975 01 230 4370 5310 01 237 2011 5310 01 237 6693 2530 01 257 7591 DELETED 5305 01 257 7634 5306 01 257 7659 2540 01 261 4068 5510 01 263 3109 2530 01 352 7863 2530 01 392 8613 FIG OuUOorbhRPFBROUNUWOWO ONO TOF H 4 N N m SECTION IV 9 2330 368 14 amp P C02 CROSS REFERENCE INDEXES PART NUMBER INDEX CAGEC PART NUMBER STOCK NUMBER FIG ITEM 79146 AC2569 4730 00 069 1186 5 17 07707 AD46BS 5320 00 965 7109 18 1 22271 850 910 5510 01 263 3109 BULK 2 22271 A5200 934 5340 01 171 5923 9 21 22271 6200 903 9 13 58536 A52484 1 4730 00 595 0083 5 13 22271 6260 211 2590 01 171 448
53. ex pander is not available use load binder and chain Apply only enough pressure on tire to lightly seal beads against rim 2 Inflate tire to 85 psi 4 07 KPa TM9 2330 368 14 amp P TA252192 4 45 9 2330 368 14 amp 4 46 Couplers de 4 46 Safety Chains 4 47 Lifting 4 47 Spare Tire Carrier 41 4 48 4 24 BUMPERS Materials Tools General mechanics tool kit Torque wrench 3 8 inch drive 0 150 lb ft Socket 3 4 inch 3 8 inch drive a Removal Remove two hex nuts 1 lock washers 2 cap screws 3 flat washers 4 to remove each of two bumpers 5 b Installation Install each bumper 5 with two cap screws 3 flat washers 4 lock washers 2 and hex nuts 1 Tighten hex nut to 35 lb ft 4 25 COUPLER Materials Tools General mechanics tool kit Four lock washers 3 4 inch Torque wrench 3 4 inch drive 0 600 lb ft Socket 1 1 8 inch 3 4 inch drive a Removal Remove four hex nuts 1 lock washers 2 cap screws 3 and coupler 4 Discard lock washers b Installation Mount coupler 4 on frame with four cap screws 3 new lock washers 2 and hex nuts 1 Tighten hex nuts to 300 lb ft 4 46 Change 1 Section VIII MAINTENANCE OF FRAME AND TOWING COMPONENTS Page Landing 1
54. into proper position or by setting the operating characteristics to specified parameters e Align To adjust specified variable elements of an item to bring about optimum or desired performance Change 2 1 9 2330 368 14 amp 2 MAINTENANCE FUNCTIONS cont f Calibrate To determine and cause corrections to be made or to be adjusted on instruments of test measuring and diagnostic equipment used in precision measurement Consists of comparisons of two instruments one of which is a certified standard of known accuracy to detect and adjust any discrepancy in the accuracy of the instrument being compared g Remove Install To remove and install the same item when required to perform service or other maintenance functions Install may be the act of emplacing seating or fixing into position a spare repair part or module component or assembly in a manner to allow the proper functioning of an equipment or system h Paint To prepare and spray color coats of paint so that the ammunition can be identified and protected The color indicating primary use is applied preferably to the entire exterior surface as the background color of the item Other markings are to be repainted as original so as to retain proper ammunition identification i Replace To remove an unserviceable item and install a serviceable counterpart in its place Replace is authorized by the MAC and assigned maintenance level
55. latch lock 16 in place 3 Lift receptacle cover 17 on trailer NOTE Check receptacle for bent or broken pins 4 Plug intervehicular cable into receptacle 18 Cable plugs are keyed 50 connection can be made only one way 5 Connect opposite end of cable to tow ing vehicle in the same way steps 3 and 4 9 Pull plunger 19 out and raise shoe 20 using handle 2 I until second lowest hole in shoe engages plunger detent 2 16 TA252147 9 2330 368 14 8 2 13 CONNECTING TO TOWING VEHICLE cont h Crank landing gear leg up using crank until leg is fully retracted Pull clip pin 22 and withdraw hitch pin 23 from flange 24 i Turn landing gear 25 to horizontal position so holes 26 in landing gear flange and frame flange are aligned Pull crank 27 to disengage from landing gear shaft and stow crank in bracket 28 k Install hitch pin 29 in landing gear flange and install clip pin 30 TA252148 2 17 9 2330 368 14 amp 2 14 GATE INSTALLATION To install gates proceed as follows a Using an assistant hold left hand front gate rack horizontally and place next to left hand side of trailer forward b Position gate so both hinge pins 1 are alined with ears 2 on trailer frame c Move gate to engage hinge pins with holes in ears Lift gate slightly to clear hinge stops if necessary d Lift up left hand front gate 3
56. manufacturer a Primer Coating 1 Clean area to be painted to remove all dirt grease oil rust and scale Surface may be cleaned using dry cleaning solvent wire brush or by sandblasting as required 2 two part epoxy primer coating in accordance with manufacturers instructions 3 Using painting equipment apply an even coating of primer coating without runs or sags 4 Allow primer coating to dry for a minimum of 1 hour before applying top coating b Top Coating 1 two part epoxy top coating in accordance with manufacturers instructions 2 Using painting equipment apply an even coating of top coating without runs or sags 3 Allow finish coating to dry for 3 hours before handling 7 2 Change 2 9 2330 368 14 amp 8 PREPARATION FOR STORAGE SHIPMENT Preparation for Storage or Shipment Preparation for Use After 8 1 PREPARATION FOR STORAGE OR 8 2 PREPARATION FOR USE AFTER SHIPMENT STORAGE a Air Brake System a Gates Raise gates to locked vertical position 1 Open drain cocks on both air tanks on b Tires Check tire pressure and inflate tires to the trailer 85 psi 586 kPa cold if necessary 2 Cage all four air brake chambers para 2 274 b Tires e Air System 1 Close air tank drain cocks 2 Uncage air brake chambers
57. performed by the Army Overhaul does not normally return an item to like new condition 1 Rebuild Consists of those services actions necessary for the restoration of unserviceable equipment to a like new condition in accordance with original manufacturing standards Rebuild is the highest degree of material maintenance applied to Army equipment The rebuild operation includes the act of returning to zero those age measurements e g hours miles considered in classifying Army equipment components 3 EXPLANATION OF COLUMNS IN THE MAC a Column 1 Group Number Column 1 lists Functional Group Code FGC numbers the purpose of which is to identify maintenance significant components assemblies sub assemblies and modules with the Next Higher Assembly NHA b Column 2 Component Assembly Column 2 contains the item names of components assemblies subassemblies and modules for which maintenance is authorized Column 3 Maintenance Function Column 3 lists the functions to be performed on the item listed in column 2 For a detailed explanation of these functions refer to Maintenance Functions outlined above d Column 4 Maintenance Level Column 4 specifies each level of maintenance authorized to perform each function listed in column 3 by indicating work time required expressed as man hours in whole hours or decimals in the appropriate subcolumn This work time figure represents
58. pins Check for damaged pins a If pins are dirty or corroded clean the pins b If pins are damaged notify organizational maintenance c Ifthe above steps do not correct the malfunction notify organizational maintenance 2 ONE OR MORE BUT NOT ALL LIGHTS WILL NOT LIGHT Step 1 Step 2 step 3 step 4 Check for burned out or defective lamps a Iflamps are burned out or defective replace 1 3 5 b If lamps are not burned out or defective proceed to step 2 Check for broken lead wires or loose connections a If connections are loose tighten connections b If lead wires are broken notify organizational maintenance c If connections are not loose or broken proceed to step 3 Check light assembly for damage a If light assembly is damaged notify organizational maintenance b If lens and light assembly are not damaged proceed to step 4 Check for dirty or corroded bulb socket a If socket is dirty clean socket b If the above steps do not correct the malfunction notify organizational maintenance 9 2330 368 14 amp Table 3 1 Operator Troubleshooting Table cont MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION ELECTRICAL SYSTEM 3 DIM OR FLICKERING LIGHTS Step 1 Check electrical connections for loose dirty or corroded pins a If connections are loose tighten connections b If connector pins are dirty or corroded clean pins c If connections are tight an
59. retaining springs 8 Install retract spring 7 on spring pins 9 on brake shoe assemblies 6 Position brake shoe assemblies 6 with springs 7 and 9 and rollers so rollers engage cam 3 and shoes straddle spindle 13 Install two retaining springs 5 on brake shoe assemblies 6 Pry up upper brake shoe assembly 6 and insert anchor pin 4 in upper bushing 11 Pry down lower brake shoe assembly 6 and insert anchor pin 4 in lower bushing 11 Install hubs and drums para 4 14 Install wheels and 3 6 Adjust 4 15 Change 2 4 25 9 2330 368 14 amp 0 Remove lock ring 1 and slack 4 15 SERVICE BRAKES cont juster 2 para 4 15d 1 b Camshaft and Bearings h Remove lock ring 4 using lock ring pliers Withdraw camshaft 3 1 Removal part way and remove washer 5 a Chock wheels i Remove three hex nuts 6 lock washers 7 and screws 8 to re b Cage air brake chamber move bearing assembly 9 j Remove grease fitting 10 c Drain air tanks Separate brackets 11 and 12 and d Remove wheels and tires remove bearing 13 3 6 Remove seals 14 from brackets e Remove hubs and drum 0 and discard seals 148 steps 1 through 4 Remove grease fitting 15 f Remove brake shoes para 4 15a 1 n Remove seals 16 and bushing 17 from axle spider 18 Discard seals
60. rupture of the wheel studs TA252163 3 Retighten wheel nuts using lug wrench and breaker bar 4 Pull HEMAT forward off tire changing block 1 5 Remove tire changing block 1 Stow block and lug wrench in tool box 6 Notify organizational maintenance of tire change so wheel nuts may be torqued to 450 5001b ft 610 678 Nm and tire repaired 3 11 3 12 Blank 9 2330 368 14 amp 4 FIELD MAINTENANCE INSTRUCTIONS ORGANIZATIONAL MAINTENANCE Section REPAIR PARTS SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Page Common Tools and Equipment 4 1 Special Tools TMDE and Support Equipment 4 1 Repair iiem m Pe RE 4 1 4 1 COMMON TOOLS AND EQUIPMENT 4 3 REPAIR PARTS For authorized common tools and equipment refer Repair parts are listed and illustrated in appendix to the table of organization and equipment TOE of this manual or the modified table of organization and equipment MTOE applicable to your unit 4 2 SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Tire iron reference 7 app section III Tire iron T46B reference 8 app B section III Locking jaw pliers reference 9 app H section 2 4 1 9 2330 368 14 amp Section Il SERVICE UPON RECEIPT OF MATERIAL Page Unpacking and Checking the Equipment 4 2 Service
61. the active time required to perform that maintenance function at the indicated level of maintenance If the number or complexity of the tasks within the listed maintenance function varies at different maintenance levels appropriate work time figures are to be shown for each level The work time figure represents the average time required to restore an item assembly subassembly component module end item or system to a serviceable condition under typical field operating conditions This time includes preparation time including any necessary disassembly assembly time troubleshooting fault location time and quality assurance time in addition to the time required to perform the specific tasks identified for the maintenance functions authorized in the MAC The symbol designations for the various maintenance levels are as follows TM 9 2330 368 14 amp P Field Canines Operator or Crew maintenance Unit maintenance Direct Support maintenance Sustainment Specialized Repair Activity General Support maintenance D eei tnis Depot maintenance NOTE The L maintenance level is not included in column 4 of the MAC Functions to this level of maintenance are identified by work time figure in the H column of column 4 and an associated reference code is used in the REMARKS column 6 This code is keyed to the remarks and the SRA complete repair application is explained there e Column 5
62. the kit or set on Figure KIT 4 Spare repair parts that make up an assembled item are listed immediately following the assembled item line entry 5 Part numbers for bulk materials are referenced in this column in the line item entry for the item to be manufactured fabricated 6 When the item is not used with all serial numbers of the same model the effective serial numbers are shown on the last line s of the description before UOC 7 The usable on code when applicable see paragraph 5 Special Information Not Applicable 8 In the Special Tools List section the basis of issue BOI appears as the last line s in the entry for each special tool special TMDE and other special support equipment When density of equipments supported exceeds density spread indicated in the basis of issue the total authorization is increased proportionately 9 The statement END OF FIGURE appears just below the last item description in Column 5 for a given figure in both Section H and Section III f QTY Column 6 The QTY quantity per figure column indicates the quantity of the item used in the breakout shown on the illustration figure which is prepared for a functional group subfunctional group or an assembly A V appearing in this column Change 1 F 3 9 2330 368 14 amp in lieu of a quantity indicates that the quantity is variable and the quantity may vary from application to application F 4 EXP
63. wheel nuts Missing wheel nut 3 for obvious looseness and presence NOTE Report any loose wheel nuts to organizational maintenance for torquing 2 10 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services cent NOTE Within designated interval these checks are to be performed in the order listed B Before D During A After W Weekly ITEM TO BE INSPECTED Equipment Will Be Item Procedure Check For and Have Repaired Reported Not Ready No B A W Filled or Adjusted as Needed Available If 7 GATES Inspect gates for damaged latch pins 1 hinges 2 panels 3 and slide bolts 4 Replace defective gates 1 mx 4 JR LL 8 TIE DOWN RINGS POD STOPS AND FLOOR BOARDS Inspect damaged or missing tie down Missing tie down ring rings 1 b Inspect for loose missing damaged Missing or loose pod pod stops 2 stops when required for mission Inspect for loose damaged warped Damaged or warped floor boards 3 Notify Organizational floor boards Maintenance TA252143 Change 1 2 11 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services cont NOTE Within designated interval these checks are to be performed in the order listed B Before D During A After W Weekly ITEM TO BE INSPECTED P
64. 0 907 C7543 C3800 906 C3800 908 A7919 9 2330 368 14 amp APPENDIX ILLUSTRATED LIST OF MANUFACTURED ITEMS G 1 INTRODUCTION G 2 MANUFACTURED ITEMS PART NUMBER INDEX This appendix includes complete instructions for making items authorized to be manufactured or Part Number Figure Number fabricated at organizational maintenance A part B7924 G 4 number index in alphanumeric order is provided D7907 A for cross referencing the part number of the item D7907 B to be manufactured to the figure which covers D7907 C G 2 the fabrication criteria All bulk materials needed D7907 D for manufacture of an item are listed in a tabular D7907 E list on the illustrations D7907 F D7907 G G 2 EX 1002 P 1000 9 2330 368 14 amp 0 38 DIAMETER DRILL NEAR FACE OF ITEM 2 TO BE PER ON 5 50 BOLT CIRCLE PENDICULAR TO ITEM 1 WITHIN 3 HOLES EQUAL SPACED DEDE ITEM QTY DESCRIPTION 1 1 TUBE 4 3 4 OD x 1 8 WALL x 9 LG HR STEEL 2 1 FLANGE 1 4 THICK 6 1 2 OD 4 1 2 10 HR STEEL NOTE ALL DIMENSIONS ARE IN INCHES TA252211 Figure G 1 Hub Extension Part No P 1000 G 2 9 2330 368 148 PLANKING SIZE CHART ITEM WIDTH amp LENGTH 7 1 2 IN x 89 3 16 IN 2 7 1 2 IN x 8 FT 0 IN B 7 1 2 IN x 8 FT 10 3 16 2 7 1 2 IN x 10 FT O IN C 7 1 21N x 83 7 8 IN 2 7 1 2 IN x 8 0 IN D 7 1 2 IN x 64 3 16 IN 2 7 1 2 IN x 10 FT O IN E 7 1 2
65. 043 8150 3110 00 100 0335 3110 00 100 0670 4730 00 142 3075 2530 00 021 2364 2530 01 153 1859 5935 00 773 1428 2590 01 155 7621 5975 01 230 4370 5310 00 833 8567 3120 01 167 2468 5307 01 166 3690 i 1 4 m 0 10 9 2330 368 14 amp 2 CROSS REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX FIG ITEM STOCK NUMBER CAGEC PART NUMBER BULK 1 6145 00 152 6499 81349 M13486 1 5 BULK 2 5510 01 263 3109 22271 850 910 1 1 5305 01 167 5490 96906 551851 45 1 2 6220 00 577 3434 96906 535423 1 1 3 6220 00 299 7425 96906 535421 1 1 4 6240 00 019 0877 96906 515570 1251 1 5 5310 00 833 8567 51831 8338567 1 6 5975 01 230 4370 51831 8338566 1 7 6220 00 726 1916 96906 535423 2 1 8 6240 00 019 0877 96906 515570 1251 1 9 6220 00 299 7426 96906 535421 2 1 10 6220 01 093 4439 96906 552125 2 1 11 19207 11639520 1 12 6240 00 143 3159 96906 515570 89 1 13 6240 00 617 0991 96906 535478 1073 1 14 5330 00 462 0907 19207 11639519 2 1 15 6220 00 179 4324 19207 11639535 1 16 6240 00 019 0877 96906 515570 1251 1 17 5310 00 637 9541 96906 535338 46 1 18 5305 00 115 9526 96906 518154 58 1 19 6220 00 577 3435 96906 535424 1 1 20 6240 00 019 0877 96906 515570 1251 1 21 6220 00 752 5992 96906 535420 1 2 1 5975 00 282 2707 06383 2 2 5315 00 174 9328 96906 535489 114 2 3 5340 01 170 1294 75272
66. 1 2 and 3 making sure compres sion inserts bottom in elbows and connector e Close air tank drain cocks 4 35 9 2330 368 14 amp 6 Loosen brackets 8 and slide off air tank 2 4 19 AIR VALVBES cont Materials Tools General mechanics tool kit b Installation 1 Install two brackets 8 on reserve air a Removal tank 2 Do not tighten 1 Disconnect all hoses and 2 Position air tank 2 with brackets on air lines 4 1 7c to air tanks 1 frame so bracket mounting holes are and 2 alined with holes in frame 2 Remove relay valve para 4 188 and 3 Install four cap screws 7 and lock trailer valve para 4 18b nuts 6 to mount tank and brackets 3 Remove drain cocks 3 4 Tighten clamping hardware on brackets 8 to secure tank 4 Remove four lock nuts 4 and cap screws 5 from ends of main air tank 5 Position main air tank 1 on frame and 1 Remove air tank install four cap screws 5 and lock nuts 4 to secure 5 Support reserve air tank 2 and remove four lock nuts 6 and capscrews 7 to 6 Install relay valve para 4 184 and free air tank and brackets 8 Remove trailer valve para 4 18b tank and brackets 7 Install drain cocks 3 8 Connect all hoses para 4 17b and air lines para 4 176 to air tanks TA252184 4 36 9 2330 368 14 amp 0 0
67. 2 is damaged and har 2 3 ness is in good condition replace nector Unsolder individual wires from connector and re solder wires to new connector as shown on the schematic diagram page 4 21 If any connector terminal 1 is dam aged replace it Push back shell 2 on wire to expose terminal 1 remove defective terminal and crimp a new terminal on end of wire Pull shell over terminal If individual harness wires extending from the harness loom are broken cut off defective piece of wire and splice on new length of wire Install new terminal 1 and shell to new wire step 2 9 2330 368 14 amp 4 13 WIRING HARNESS cont d Installation CAUTION 4 If wire leads have damaged insulation Do not damage wiring or insulation tape over damaged insulation where re during installation of wiring harness quired If wires within the harness loom are defective replace wiring harness 1 Feed wiring harness 4 through the frame hole for connector 12 5 Replace deteriorated grommets in frame holes TA252172 4 19 9 2330 368 14 amp lock nuts 8 Be sure ground lead 11 4 3 WIRING HARNESS cont and lock washer 10 are under one of the lock nuts 2 Run wiring harness 4 along frame and through grommets 14 and 15 as 4 Install tyraps 3 around composite shown Run harness over cross beams light wires and mounting bracket and inside of main beam Instal
68. 2161 3 9 9 2330 368 14 8 3 6 WHEELS AND TIRES Materials Tools Lug wrench in tool box Tire changing block in tool box Breaker bar Prime mover jack a General Maintenance of the wheels and tires is limited to exchanging a defective wheel and tire with a serviceable wheel and tire Refer to for operation of the spare tire carrier b Removal of Wheels and Tires 1 Using lug wrench and breaker bar from tool box loosen wheel nuts on the wheel but do not remove NOTE Right wheel nuts are turned counterclockwise to loosen and left wheel nuts are turned clock wise to loosen 2 Place tire changing block 1 in front of good tire 2 3 Pull HEMAT forward so tire is up on block 4 Place jack 3 underneath equalizer hanger and socket 4 5 Jack up equalizer hanger making sure jack head enters socket 4 6 Remove wheel nuts 5 Remove wheel and tire 6 TA252162 9 2330 368 14 4 3 6 WHEELS AND TIRES cont c Installation of Wheels and Tires 1 Place spare wheel and tire 6 over wheel lugs and install the wheel nuts 5 Tighten wheel nuts using the lug wrench NOTE Right wheel nuts are turned clock wise to tighten and left wheel nuts are turned counterclockwise to tighten TIGHTENING SEQUENCE FOR LUG NUTS 2 Lower jack 3 until tire is on ground Remove jack CAUTION Failure to tighten wheel nuts may result in fatigue
69. 2271 16343 2530 01 158 7147 4 22271 16355 5315 01 165 1472 4 22271 16361 5315 01 162 8987 4 22271 16566 2530 01 157 6246 4 22271 16567 2530 01 157 6247 4 22271 20101 3040 01 158 7163 7 82722 221399 5340 01 158 3086 5 22271 2360 442 5 1WZH5 24213 130 5306 01 153 1856 13 22271 2500 915 2530 01 163 7340 5 22271 2500 916 2530 01 155 3901 5 70485 2570 5325 01 105 9454 2 22271 2605 150 4730 00 698 5001 5 22271 3600 901 5305 01 164 9723 16 22271 3600 916 5310 01 163 9317 9 22271 3600 917 5305 01 165 5589 9 22271 3608 504 5306 01 257 7659 9 22271 3617 084 5310 01 237 6693 5 22271 3617 089 5310 01 237 2011 9 01212 370036 5330 01 049 4093 7 09386 37888 5310 00 594 8038 7 11 09386 37889 5310 00 273 7771 7 22271 3800 924 2590 01 170 4949 9 22271 3800 950 2510 01 164 1847 15 22271 3800 951 2510 01 164 0040 15 22271 3800 952 2510 01 163 7361 15 22271 3800 953 2510 01 163 7362 15 22271 3800914 2530 01 257 7591 5 22271 430000 2540 01 156 8099 9 OF W SECTION 79146 81343 79146 79146 60038 60038 93061 06853 92967 19207 22271 51831 51831 22271 22271 09386 09386 9 2330 368 14 amp 2 CROSS REFERENCE INDEXES 56D 4 6 4 100202BA 61K 8 6 61T G 12X8 653 663 68AB 6 2 7012 21 71500 7131428 7901 8338566 8338567 9008 555 9023 500 95693 95694 PART NUMBER INDEX STOCK NUMBER 4820 01 181 5601 4730 00 278 4822 4730 01
70. 3 9 26 22271 7546 5340 01 161 2693 12 6 22271 7909 5340 01 161 6239 9 17 22271 7918 11 6 22279 7919 9905 01 153 8217 18 6 81349 B1821BH025C100D 5305 00 225 3839 5 29 11 5 81349 B1821BH038C100D 5305 00 942 2196 5 5 22271 B2600 944 4720 01 216 4076 5 12 22271 B2600 942 4720 01 152 5476 5 2 80000 B2600 943 4720 01 150 3623 5 3 22271 B5200 932 2590 01 169 9734 9 25 1URV4 182800 2590 01 153 1827 12 5 22271 9912 3040 01 158 8583 11 4 22271 9913 3040 01 153 1826 11 7 22271 9916 2510 01 188 7402 9 116 71747 92 1 4 4030 01 212 3551 11 9 75272 COV 070921 5340 01 071 2047 5 20 75272 COV 1509 5340 01 170 1294 2 3 22271 C3800 906 9905 01 155 7346 18 4 22271 C3800 907 9905 01 153 1842 18 2 22271 C3800 908 9905 01 155 3852 18 5 22271 C3800 925 2540 01 261 4068 9 9 22271 C3810 230 4010 01 155 3884 10 8 79470 C5405X8 4730 00 555 1764 5 1 13174 C606 4720 01 014 4915 5 15 22271 6260 535 5365 01 155 3933 9 10 22271 C7543 9905 01 155 7345 18 3 22271 C9005 361 2530 01 155 7498 3 4 814862 7544 2540 01 159 6199 10 9 74410 1385 2540 01 164 7252 10 2 10 12 90763 0142095 5310 01 173 1097 2 4 22271 7545 10 11 22271 D7907 A 16 8 22271 D7907 B 16 2 22271 D7907 C 16 5 22271 D7907 D 16 3 22271 D7907 E 16 7 22271 D7907 F 16 6 22271 D7907 G 16 4 22271 D7914 11 1 22271 D9914 11 2 22271 D9934 5340 01 158 3269 9 20 02978 ERNA245 5310 00 584 5272 9 4 75535 G215 4030 01 050 8140 10 6 60038 HM212011 3110 00 293 8997 7 15 6003
71. 4 amp Section Ill PREVENTIVE MAINTENANCE CHECKS AND SERVICES PMCS Page EU el rence trea WRT nT Pe 4 3 Organizational Preventive Maintenance Checks Services 4 3 4 6 GENERAL WARNING To ensure that the trailer is ready for operation at all times it must be inspected systematically so that defects may be discovered and corrected before they result in serious damage or failure contains a tabulated listing of preventive maintenance checks and services to be performed by organizational maintenance personnel AII deficiencies and shortcomings will be recorded as well as the corrective action taken on DA Form 2404 at the earliest possible opportunity 4 7 ORGANIZATIONAL PREVENTIVE MAINTENANCE CHECKS AND SERVICES The item numbers of table 4 1 indicate the sequence of the PMCS Perform at the intervals shown below 1 Do your semiannual S PREVENTIVE MAINTENANCE once each 6 months 2 Do your annual A PREVENTIVE MAINTENANCE once each year If something doesn t work troubleshoot it with the instructions in this manual or notify your supervisor Always do your preventive maintenance in the same order so it gets to be a habit Once you ve had some practice you ll spot anything wrong in a hurry If anything looks wrong and you can t fix it write it down on your DA Form 2404 If you find something seriously wrong report it to
72. 6 Floor Boards 11 1 2 SMR CODE FZZ FZZ zl 22 22 1 22 54 22 22 22 3 FSCM 22271 22271 22271 22271 22271 22271 22271 22271 4 PART NUMBER 3600 901 D7907 B D7907 D D7907 G D7907 C D7907 F D7907 E D7907 A TM9 2330 368 14 amp P 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 1805 DECK FIG p FLOOR BOARDS SCREW TAPPING THREA BOARD DECK MA 901 BOARD DECK MA 901 BOARD DECK MA 901 E E E BOARD DEC MAKE 901 BOARD DECK MA 901 BOARD DECK MA 901 BOARD DECK MA 901 END OF FIGURE 16 1 FROM FROM FROM FROM FROM FROM FROM PA PA PA PA PA PA RT NO A3850 RT NO A3850 RT NO A3850 PART NO A3850 RT NO A3850 RT NO A3850 RT NO A3850 QTY 9 2330 368 14 amp 1 2 3 4772 7 Em NS 252236 Figure 17 Reflectors SECTION 1 ITEM NO a 2 3 SMR CODE PAOZZ 96906 PAOZZ 96906 PAOZZ 96906 4 PART NUMBER MS35387 2 MS35387 1 MS51851 45 TM9 2330 368 14 amp P 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 22 BODY CHASSIS AND HULL ACCESSORY ITEMS GROUP 2202 ACCESSORY ITEMS REFLECTORS REFLECTOR INDICATIN RED REFLECTOR INDICATIN AMBER SCREW TAPPING THREA END OF FIGURE 1271 6
73. 6 B 3 12 1 4 37 B 4 Figure 13 4 38 B 5 13 1 4 39 B 6 Figure 14 4 40 B 7 14 1 4 41 B 8 Figure 15 4 42 C 1 15 1 4 43 C 2 Figure 16 4 44 C 3 16 1 4 45 C 4 Blank Figure 17 4 46 D 1 17 1 4 47 D 2 Blank Figure 18 4 48 E 1 18 1 4 49 E 2 Blank 4 50 F 1 Bulk 1 4 51 F 2 Blank 4 52 F 3 l 1 4 53 F 4 4 54 F 5 4 55 Figure 1 4 56 Blank 1 1 5 1 Figure 2 5 2 2 1 5 3 Figure 3 5 4 3 1 5 5 Figure 4 5 6 4 1 5 7 Figure 5 5 8 5 1 5 9 Figure 6 5 10 6 1 Figure 7 7 1 Figure 8 8 1 Figure 9 H sh1 2 Index 1 Figure 9 Index 2 sh2 2 Index 3 9 1 Index 4 Figure 10 Authentication 10 1 Blank Figure 11 Metric Page 11 1 Rear Cover Figure 12 O0 O0 O 1 1 1 1 1 1 1 roooooo 00 00 10 0 2 2 2 2 2 2 0 1 0 0 0 0 0 2 1 2 2 2 2 1 1 1 2 1 1 1 2 0 2 1 1 1 2 0 1 0 1 UNE UN 000000 Dury Zero in this column indicates an original page 9 2330 368 14 amp TECHNICAL MANUAL HEADQUARTERS No 9 2330 368 14 amp P DEPARTMENT OF THE ARMY WASHINGTON D C 15 DECEMBER 1985 Operator Field and Sustainment Maintenance Manual Including Repair Parts and Special Tools List for TRAILER AMMUNITION HEAVY EXPANDED 11
74. 71 814862 96906 22271 74410 96906 96906 22271 22271 96906 22271 96906 22271 22271 09386 71747 96906 96906 96906 96906 96906 99411 96906 1URV4 22271 99062 96906 96906 99062 1WZH5 22271 96906 96906 96906 96906 99063 96906 99062 96906 99062 99062 99062 92967 99062 22271 22271 22271 22271 PART NUMBER MS90728 215 G215 MS35691 65 C3810 230 D 7544 MS90727 189 D7545 DB 1385 MS35338 51 MS51968 23 D7914 D9914 MS51922 1 B9912 MS90725 8 A7918 B9913 37888 CHF H92 1 4 MS35338 45 MS24665 495 MS27183 27 MS90725 68 MS27183 13 LG0083 01 MS51922 17 182800 A7546 0001 008 MS35691 70 MS35691 38 0378 24213 130 430000 MS27183 19 MS35338 48 MS90725 117 MS90727 174 0741 01 MS35691 54 0732 MS90727 127 0727 0079 01 0338 05 71500 1035 20 3800 953 3800 951 3800 952 3800 950 SECTION IV H H 9 2330 368 14 amp 2 CROSS REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX STOCK NUMBER 5305 01 164 9723 9905 00 202 3639 9905 00 205 2795 5305 01 167 5490 5320 00 965 7109 9905 01 153 1842 9905 01 155 7345 9905 01 155 7346 9905 01 155 3852 9905 01 153 8217 22271 22271 22271 22271 22271 22271 22271 22271 96906 96906 96906 07707 22271 22271 22271 22271 22279 PART NUMBER 3600 901 D7907 B D7907 D D7907 G D7907 C D7907 F D7907 E D7907 A MS35387 2 MS35387 1 MS51851 45 AD46BS C380
75. 71 2047 5306 01 075 8519 2530 01 084 6975 6220 01 093 4439 2530 01 095 3561 oH Q0 MN 0 H BP 0 M H H U WwW NWO UN m m N 3 SECTION IV STOCK NUMBER 5325 01 105 9454 5340 01 116 4684 5315 01 121 1859 5305 01 138 7735 2530 01 147 1568 4720 01 150 3623 4720 01 216 4076 4720 01 152 5476 3040 01 153 1826 2590 01 153 1827 9905 01 153 1842 5360 01 390 6448 5360 01 153 1849 5306 01 153 1856 2530 01 153 1859 5365 01 153 1862 5365 01 153 1863 2510 01 153 1866 5340 01 153 1870 5340 01 153 1876 9905 01 153 8217 9905 01 155 3852 4010 01 155 3884 2530 01 155 3885 2530 01 155 3901 5365 01 155 3933 9905 01 155 7345 9905 01 155 7346 2530 01 155 7498 2590 01 155 7621 2540 01 156 8099 2530 01 157 4174 5320 01 157 6210 2530 01 157 6246 2530 01 157 6247 5340 01 158 3086 5340 01 158 3269 2530 01 158 7147 3040 01 158 7163 3040 01 158 8583 2530 01 158 9212 2540 01 159 6199 5310 01 160 4550 5340 01 161 2693 5340 01 161 6239 5310 01 162 2514 5310 01 162 2522 5310 01 162 6010 3120 01 162 8657 9 2330 368 14 amp P 2 CROSS REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX FIG 0 N amp d dS 00 tO INN OD
76. 76 22271 B2600 942 5 3 4720 01 150 3623 80000 B2600 943 5 4 2530 01 163 7340 22271 2500 915 5 5 5305 00 942 2196 81349 B1821BH038C 100D 5 6 5310 00 056 3395 96906 MS35649 2382 5 7 4730 00 278 4822 79146 61 8 6 5 8 5340 01 158 3086 82722 221399 5 9 2530 01 155 3901 22271 2500 916 5 10 4820 01 181 5601 79146 56D 4 5 11 4730 00 221 2140 96906 MS20913 6S 5 12 4720 01 216 4076 22271 B2600 944 5 13 4730 00 595 0083 58536 A5284 1 5 14 5330 00 090 2128 96906 535748 1 5 15 4720 01 014 4915 13174 C606 5 16 4730 00 771 5308 79146 HO 159 6 5 17 4730 00 069 1186 79146 AC2569 5 18 06853 102276 5 19 4730 01 043 8150 79146 61T G 12X8 5 20 5340 01 071 2047 752 12 COV 070921 5 21 5340 01 172 5633 18076 5325 0614 5 22 4730 00 289 0155 5 6006 3 5 23 2530 00 021 2364 06853 7012 21 5 24 4730 00 698 5001 22271 2605 150 5 25 4730 00 142 3075 93061 68 6 2 5 26 4730 00 143 9282 96906 539182 8 5 27 81343 100202 5 28 4820 01 164 5891 06853 101112 5 29 5305 00 225 3839 81349 B1821BH025C 100D 5 30 5310 00 951 4679 96906 MS27183 3 5 31 22271 2360 442 5 32 2530 01 257 7591 22271 3800914 5 33 5310 01 237 6693 22271 3617 084 6 1 2530 01 147 1568 50153 163046 6 2 2530 01 095 3561 50153 11MO11 6 3 5310 00 763 8905 96906 MS51968 20 6 4 5340 01 116 4684 50153 11M018 1 2 6 5 5315 00 234 1626 96906 MS24665 387 6 6 5315 01 121 1859 50153 11M061 9 2330 368 14 amp 2 CROSS REFERENCE INDEXE
77. 8 HM212049 3110 00 293 8998 7 14 79146 HO 159 6 4730 00 771 5308 5 16 SECTION IV CAGEC 99411 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 96906 9 2330 368 14 amp P C02 CROSS REFERENCE INDEXES PART NUMBER LG0083 01 MS15003 4 MS15570 1251 MS15570 89 MS16624 1150 MS18154 58 MS20913 6S MS24665 387 MS24665 495 MS27144 2 MS27183 13 MS27183 19 MS27183 23 MS27183 27 MS27183 3 MS35338 44 MS35338 45 MS35338 46 MS35338 48 MS35338 51 MS35387 1 MS35387 2 MS35420 1 MS35421 1 MS35421 2 MS35423 1 MS35423 2 MS35424 1 MS35478 1073 MS35489 114 MS35649 2252 MS35649 2382 535691 38 535691 54 535691 65 535691 70 535691 9 535748 1 539182 8 551368 2 551851 45 551851 66 PART NUMBER INDEX STOCK NUMBER 5340 01 153 1870 4730 00 172 0028 6240 00 019 0877 6240 00 143 3159 5365 00 803 7299 5305 00 115 9526 4730 00 221 2140 5315 00 234 1626 5315 00 234 1664 5935 00 115 2307 5310 00 087 7493 5310 00 809 3079 5310 00 809 8533 5310 00 809 8541 5310 00 951 4679 5310 00 582 5965 5310 00 407 9566 5310 00 637 9541 5310 00 584 5272 5310 00 584 7888 9905 00 205 2795 9905 00 202 3639 6220 00 752 5992 6220 00 299 7425 6220 00 299 7426 6220
78. 9 4730 00 143 9282 6145 00 152 6499 4730 00 172 0028 5325 00 174 9328 6220 00 179 4324 9905 00 202 3639 9905 00 205 2795 4730 00 221 2140 5305 00 225 3839 5315 00 234 1626 5315 00 234 1664 5305 00 269 3218 5310 00 273 7771 4730 00 278 4822 5975 00 282 2707 4730 00 289 0155 3110 00 293 8997 3110 00 293 8998 6220 00 299 7425 6220 00 299 7426 5310 00 407 9566 5330 00 462 0907 4730 00 555 1764 2640 00 555 2829 6220 00 577 3434 6220 00 577 3435 5310 00 582 5965 TM 9 2330 368 14 amp P 02 CROSS REFERENCE INDEXES NATIONAL STOCK NUMBER INDEX FIG OrRPrOrPNAIAIORPNNNOUNUUORPRPRE w 17 ONRFPRPOURrRPRPRPANY 1 4 8 16 20 23 6 11 17 12 4 2 13 3 14 STOCK NUMBER 5310 00 584 5272 5310 00 584 7888 5310 00 594 8038 4730 00 595 0083 6240 00 617 0991 5310 00 637 9541 4730 00 698 5001 5305 00 716 8128 6220 00 726 1916 5305 00 726 2561 6220 00 752 5992 5305 00 762 6041 5310 00 763 8901 5310 00 763 8905 5310 00 768 0318 4730 00 771 5308 5935 00 773 1428 5365 00 803 7299 5310 00 809 3079 5310 00 809 8533 5310 00 809 8541 5310 00 833 8567 2610 00 840 9270 5935 00 846 3883 5310 00 891 1709 5310 00 891 1733 5310 00 891 3405 5310 00 891 3425 5305 00 942 2196 5305 00 945 6412 5310 00 951 4679 5320 00 965 7109 5310 00 997 1888 4720 01 014 4915 5310 01 019 6527 4730 01 043 8150 5330 01 049 4093 4030 01 050 8140 5340 01 0
79. 917 9 19 5306 01 257 7659 22271 3608 504 9 20 5340 01 158 3269 22271 9934 9 21 5340 01 171 5923 22271 A5200 934 9 22 5305 01 167 5490 96906 551851 45 9 23 5310 01 163 9317 22271 3600 916 9 24 5310 01 237 2011 22271 3617 089 9 25 2590 01 169 9734 22271 B5200 932 9 26 2590 01 171 4483 22271 6260 211 10 1 5305 00 762 6041 96906 590727 189 10 2 2540 01 164 7252 74410 1385 10 3 5310 00 584 7888 96906 535338 51 10 4 5310 00 763 8901 96906 551968 23 SECTION IV 9 2330 368 14 amp P C02 CROSS REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX STOCK NUMBER 5305 01 138 7735 4030 01 050 8140 5310 00 891 3425 4010 01 155 3884 2540 01 159 6199 5305 00 762 6041 2540 01 164 7252 5310 00 584 7888 5310 00 763 8901 5310 00 088 1251 3040 01 158 8583 5305 00 225 3839 3040 01 153 1826 5310 00 594 8038 4030 01 212 3551 5310 00 407 9566 5315 00 234 1664 5310 00 809 8541 5305 00 269 3218 5310 00 087 7493 5340 01 153 1870 5310 00 087 4652 2590 01 153 1827 5340 01 161 2693 5305 01 164 8381 5310 01 019 6527 5310 00 891 1733 5365 01 153 1863 5306 01 153 1856 2540 01 156 8099 5310 00 809 3079 5310 00 584 5272 5305 00 716 8128 5305 00 726 2561 5365 01 166 0789 5310 00 891 3405 5365 01 166 6728 5305 00 945 6412 5365 01 153 1862 2510 01 165 6140 2510 01 153 1866 2530 01 153 1859 2530 01 155 3885 2510 01 163 7362 2510 01 164 0040 2510 01 163 7361 2510 01 164 1847 96906 75535 96906 222
80. AMBER LENS LIGHT LAMP INCANDESCENT WASHER SLOTTER SHELL ELECTRICAL CO LIGHT MARKER CLEARA RED LAMP INCANDESCENT LENS LIGHT STOP LIGHT TAILLIGH COMPOSITE BODY ASSEMBLY LAMP INCANDESCENT LAMP INCANDESCENT PACKING PREFORMED LENS LIGHT LAMP INCANDESCENT WASHER LOCK SCREW CAP HEXAGON H LIGHT MARKER CLEARA BLACKOUT LAMP INCANDESCENT LENS LIGHT END OF FIGURE OTY PPNAANEHRE 9 2330 368 148 SECTION II 6 7 THRU 9 505786 FIGURE 2 WIRING HARNESS AND CABLE Change 1 SECTI ON 11 1 TEM NO ADU A U 10 11 12 13 2 SMR CODE PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PBOOO PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ CAGEC 06383 96906 75272 90763 70485 22271 96906 22271 96906 19207 96906 96906 81349 4 PART NUMBER PLT3I 5489 114 COV 1509 D0142095 EBG 2570 7901 27144 2 9023 500 75021 1 7731428 90725 6 35338 44 5913 1 5 TM 9 2330 368 148P C02 5 DESCRI AND USABLE ON CODES UOC GROUP 0613 HULL OR CHASSIS WRI NG HARNESS FIG 2 W RI HARNESS AND CABLE STRAP TI EDOW ELECT GROMVET C CLAMP LOOP NUT STAMPED GROMVET C W RI NG HARNESS BRAN CONNECTOR PLUG ELEC HARNESS MAIN MAKE FROM PART NO M 13486 1 5 CONNECTOR RECEPTACLE COVER ELECTRI CAL CO SCREW
81. ANCE ALLOCATION CHART 1 2 3 4 5 6 MAINTENANCE CATEGORY FIELD SUSTAINMENT DIRECT GENERAL TOOLS GROUP COMPONENT MAINTENANCE UNIT SUPPORT SUPPORT DEPOT AND NO ASSEMBLY FUNCTION REMARKS 06 ELECTRICAL SYSTEM 0609 LIGHTS Inspect 0 1 Replace 0 5 1 Repair 0 5 1 0609 LAMPS Inspect 0 1 Replace 0 5 1 0613 HARNESS Inspect 0 5 WIRING Replace 2 0 1 Repair 1 0 1 0613 CABLE Inspect 0 1 INTER Replace 0 1 1 VEHICULAR 11 AXLE 1100 AXLE Inspect 0 5 ASSEMBLY Replace 8 0 Repair 2 0 4 12 BRAKES 1202 SERVICE Adjust 0 5 1 2 3 BRAKE Replace 1 8 1 03 ASSEMBLY Repair 3 0 1 2 3 1202 BRAKE SHOE Inspect 0 3 ASSEMBLY Replace 1 5 1 2 3 2 5 4 1202 SLACK Service 0 3 1 2 3 ADJUSTER Replace 0 7 1 2 3 1202 CAMSHAFT Inspect 1 0 ASSEMBLY Service 0 3 1 2 3 Replace 1 5 1 2 3 1208 AIR BRAKE Test SYSTEM 0 3 1208 BRAKE AIR Inspect 0 3 CHAMBER Adjust 0 2 1 2 3 Replace 1 0 1 2 3 Change 2 5 9 2330 368 14 amp Section MAINTENANCE ALLOCATION CHART continued 1 2 3 4 5 6 MAINTENANCE CATEGORY FIELD SUSTAINMENT DIRECT GENERAL TOOLS GROUP COMPONENT MAINTENANCE UNIT SUPPORT SUPPORT DEPOT AND NO ASSEMBLY FUNCTION REMARKS 1208 HOSE AND Inspect 0 5 FITTINGS Replace 2 0 1 2 3 AIR RESERVOIRS Service 0 2 1 2 3 Replace 1 5 VALVE TRAILER Replace 0 5 1 2 3
82. AT is 48 inches No special maintenance is required 9 2330 368 14 amp 2 29 2 30 Blank 9 2330 368 14 amp 3 OPERATOR MAINTENANCE Section 1 LUBRICATION INSTRUCTIONS Page Page General 222454441 bee dada tu de 3 1 Lubrication 3 1 3 1 GENERAL a Lubrication Instructions The lubrication tervals The location of fittings and points is also para 312 prescribes cleaning and lube pro included An overall view showing lube points cedures proper materials for Iubing and lube in precedes the detailed views 3 2 LUBRICATION CHART Lubrication instructions are mandatory Service intervals are based on normal operation Lube more often during constant use and lube less often during inactive periods Relubricate after salt water fording Clean fittings before lubricating Dotted lines indicate lube points on both sides of the equipment DO NOT overlubricate wipe off excess lubricant KEY Expected Temperature Above 32 F 40 F to O F to 65 F Lubricants 4 C to 23 C 18 C to 54 C GAA Grease Lubricating Automotive GAA GAA GAA and Artillery item 4 OE Lubricating Oil Internal Com OE HDO30 10 bustion Engine item 6 app E OEA Lubricating Oil Internal Com bustion Engine Subzero item 7 For Artic operation refer to FM 9 207 3 1 9 2330 368 14 amp Landing Gear See Detai
83. CAP HEXAGON H WASHER LOCK NUT SELF LOCKI NG HE END OF FI GURE 20 20 23 BPH TM 9 2330 368 14 amp TA505787 FIGURE 3 AXLE Change 1 SECTION II 1 2 ITEM SMR NO CODE 1 PAFZZ 2 PAFZZ 3 PAFZZ 4 PBFZZ 3 CAGEC 22271 97271 22271 22271 4 NUMBER 10408 10409 10406 9005 361 9 2330 368 146 01 5 DESCRIPTION AND USABLE CODES UOC GROUP 11 REAR AXLE GROUP 1100 REAR AXLE ASSEMBLY 3 AXLE WASHER KEYWAY NUT PLAIN OCTAGON AXLE VEHICULAR NOND END OF FIGURE QTY e NNN SECTION II 9 2330 368 14 amp P 3 m 4 THRU 6 a ae Nae ast am SM 19 i 1 5 e S S AS SAGES NUS N en LN n ON X vs SN S 2 5 505788 FIGURE 4 SERVICE BRAKES Change 1 SECTI ON 11 1 TEM NO 3 4 5 6 9 10 11 12 13 14 15 15 16 17 18 19 20 21 2 SMR CODE PAOZZ PAOZZ PACFF PAFZZ PAFZZ PAFZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ CAGEC 22271 62707 97271 22271 22271 22271 22271 22271 30516 97271
84. COV 1509 2 4 5310 01 173 1097 90763 D0142095 EBG 2 5 5325 01 105 9454 70485 2570 2 6 2590 01 155 7621 22271 7901 2 7 5935 00 115 2307 96906 527144 2 2 8 22271 9023 500 2 9 5935 00 846 3883 96906 575021 1 2 10 5935 00 773 1428 19207 7731428 2 11 5305 00 068 0502 96906 590725 6 2 12 5310 00 582 5965 96906 535338 44 2 13 5310 00 088 1251 81349 M45913 1 4CG5C 3 1 5310 01 162 2514 22271 10408 3 2 5310 01 162 2522 97271 10409 3 3 5310 01 162 6010 22271 10406 3 4 2530 01 155 7498 22271 C9005 361 4 1 5315 01 165 1472 22271 16355 4 2 5360 01 390 6448 62707 M16WJ101 4 3 97271 16130 4 4 2530 01 157 6247 22271 16567 4 5 5320 01 157 6210 22371 M10HM100 4 6 2530 01 157 6246 22271 16566 4 7 3120 01 162 8657 22271 16034 4 8 5360 01 153 1849 22271 16101 4 9 97271 M16WJ104 4 10 97271 M16WJ103 4 11 5315 01 162 8987 22271 16361 SECTION IV 9 2330 368 14 amp P C02 CROSS REFERENCE INDEXES FIGURE AND ITEM NUMBER INDEX FIG ITEM STOCK NUMBER CAGEC PART NUMBER 4 12 2530 01 158 7147 22271 16343 4 13 3120 01 167 2468 22271 9008 555 4 14 5365 00 803 7299 96906 MS16624 1150 4 15 2530 01 392 7863 97271 M16WKL10 236 4 15 2530 01 392 8613 97271 M16WKR10 236 4 16 5330 01 165 8667 22271 16055 4 17 3120 01 165 8748 22271 16033 4 18 5310 01 160 4550 22271 16029 4 19 4730 00 172 0028 96906 MS15003 4 4 20 5305 01 257 7634 22271 M10HM115 4 21 2530 01 217 8156 62707 M16WB100 5 1 4730 00 555 1764 7947D C5405X8 5 2 4720 01 152 54
85. ESSORIES 2202 REFLECTORS Inspect 0 1 Replace 0 3 1 2 2210 DATA PLATES Replace 0 3 2 3 Depends on extent of repair Change 2 7 9 2330 368 14 amp Section Ill TOOLS AND TEST EQUIPMENT REQUIREMENTS 1 2 3 4 5 REFERENCE LEVEL NATIONAL NATO TOOL CODE MAINTENANCE NOMENCLATURE STOCK NUMBER NUMBER 1 O F TOOL KIT GENERAL 5180 00 177 7033 W33004 MECHANIC AUTO SC 5180 90 CL N26 2 O F SHOP EQUIPMENT AUTO 4910 00 754 0654 W32593 MAINT amp REPAIR ORG MAINT COMMON NO 1 LESS POWER SC 4910 95 CL A74 3 SHOP EQUIPMENT AUTO 4910 00 754 0650 W32730 MAINT amp REPAIR ORG COMMON NO 2 LESS POWER SC 4910 95 CL A72 4 EH SHOP EQUIPMENT AUTO 4910 00 754 0705 T24660 MAINT amp REPAIR FM BASIC LESS POWER SC 4910 95 CL A31 5 F SHOP EQUIPMENT 3470 00 357 7268 T16714 WELDING FM SC 3470 90 CL A08 6 F TOOL KIT WELDERS 5180 00 754 0661 W58075 SC 5180 90 CL N39 7 TIRE IRON 52 IN LG 2 5120 01 170 5008 8 TIRE IRON 36 IN LG 1 5120 01 171 8259 46 9 LOCKING JAW PLIERS 5120 00 494 1911 10R Section REMARKS REFERENCE CODE REMARKS NONE B 8 Change 2 9 2330 368 14 8 APPENDIX COMPONENTS OF END ITEM AND BASIC ISSUE ITEMS LISTS Section I C 1 SCOPE This appendix lists components of end item and basic issue items for the trailer to help you inven tory items requi
86. IALS AND TOOLS a Materials 1 Coating polyurethane item 2 app E 2 Primer coating item 8 3 Primer coating item 9 4 Thinner item 13 b Dry cleaning solvent item 3 app E b Tools 1 Power driven compressor unit 2 Paint spray gun 3 Spray gun paint cup 4 Rubber air hose 5 Eye goggles 6 Air filtering respirator 7 Stiff bristle wire brush 5 13 PAINTING PROCEDURE WARNING The resin and hardener contained in the two part epoxy coating may cause irritation to the skin and eyes Plastic gloves should be worn while handling these materials Wipe these materials from the skin using dry cleaning sol vent item 3 app E and wash with soap and warm water if contact is made Wear goggles when applying coating to prevent contact with the eyes MOM 5 19 WARNING Coatings can cause internal injury dur ing prolonged breathing of vapors Wear respirator to prevent inhaling vapors Use adequate ventilation NOTE Coatings are very water sensitive Take care to insure that water or high humidity do not come in contact with coatings at any time during reduction application or drying NOTE Do not attempt using these paints be low 60 degrees F 15 5 degrees C as proper curing will not take place NOTE Once coating is mixed a chemical re action begins which will cause coating to completely harden This begins to occur in 6 to 8 hours All coatings should be used and entire pa
87. LANATION OF COLUMNS SECTION IV a NATIONAL STOCK NUMBER NSN INDEX 1 STOCK NUMBER column This column lists the NSN by National Item Identification Number NIIN sequence The NIIN consists of the last nine NSN digits of the NSN 5305 01 674 1467 When NIIN using this column to locate an item ignore the first 4 digits of the NSN However the complete NSN should be used when ordering items by stock number 2 FIG column This column lists the number of the figure where the item 15 identified located The figures are in numerical order in Section II and Section III 3 ITEM column The item number identifies the item associated with the figure listed in the adjacent FIG column This item is also identified by the NSN listed on the same line b PART NUMBER INDEX Part numbers in this index are listed by part number in ascending alphanumeric sequence i e vertical arrangement of letter and number combination which places the first letter or digit of each group in order A through Z followed by the numbers O through 9 and each following letter or digit in like order 1 FSCM CAGEC column The Federal Supply Code for Manufacturer FSCM Commercial and Government Entity CAGE Code C is a 5 digit alphanumeric code used to identify the manufacturer distributor or Government agency etc that supplies the item 2 PART NUMBER column Indicates the primary number used by the manufacturer ind
88. Lever short tire iron up and bear down on long tire irons to separate lower bead from rim r Remove tire irons 11 12 and 13 and tire 2 s Remove nut and washer securing valve stem in wheel and remove valve stem 4 21 TIRE CLEANING AND INSPECTION Materials Tools Wiping rag item 10 app E Stiff bristle brush a Cleaning 1 Remove all buildup of dirt grease and foreign material from wheel using a stiff bristle brush 2 Remove all foreign material from in side of tire Clean bead area with a stiff bristle brush b Inspection 1 Wheels Inspect wheels for cracks dents deformed lug bolt holes rust corrosion marred paint and distortion CAUTION If mounting face of wheel is not flat or ball seats are damaged do not put wheel in service 2 Tires Inspect tires in accordance with 9 2610 200 24 4 42 1 252189 4 22 TIRE REPAIR a Repair tires in accordance with TM 9 2610 200 24 b Replace defective rims 4 23 TIRE MOUNTING Materials Tools Tire and rim lubricant item 5 app E Wiping rag item 10 app E Tire irons reference 7 app section III Tire iron T46B reference 8 app section III Locking jaw pliers reference 9 app H section III 3 Ib cross peen hammer Tire mounting pedestal part number EX 1002 refer to app G CAUTION If mounting face of wheel is not flat or ball seats are damaged do not put wheel in serv
89. MR CODE PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ PAOZZ 3 CAGEC 96906 96906 99411 96906 1URV4 22271 22271 4 PART NUMBER MS90725 68 MS27183 13 LG0083 01 MS51922 17 182800 3870 412 7546 9 2330 368 14 amp 2 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 1507 LANDING GEAR LEVELING JACKS FIG 12 LANDING GEAR SCREW CAP HEXAGON WASHER PLAIN CRANK HAND NUT SELF LOCKING HE SUPPORT RETRACTABLE GEAR LANDING PIN ASSEMBLY LOCK END OF FIGURE 12 1 QTY 9 2330 368 14 amp SECTION NOTE LEFT HAND SIDE SHOWN RIGHT HAND SIDE SAME TA252232 FIGURE 13 SUSPENSION AND SPRINGS SECTI 11 1 2 5 CODE 1 PAFZZ 2 PAFZZ 3 PAFZZ 4 PAFZZ 5 PAFZZ 6 PAOZZ 7 PAOZZ 8 PAOZZ 9 PAOZZ 10 PAFZZ 11 PAFZZ 12 PAFZZ 12 22 14 22 15 PAFZZ 16 PAFZZ 17 PAFZZ 3 FSCM 99062 96906 96906 99062 1WZH5 22271 96906 96906 96906 96906 99062 96906 99062 96906 99062 99062 99062 4 PART NUMBER 0001 008 MS35691 70 MS35691 38 0378 24213 130 430000 MS27183 19 MS35338 48 MS90725 117 590727 174 0741 01 535691 54 0732 590727 127 0727 0079 01 0338 05 TM 9 2330 368 148P C02 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 16 SPRINGS AND TORQUE RODS GROUP 1601 SPRINGS FIG B SUSPENSION AND SPRINGS SCREW CAP HEXAGON NUT PLAIN HEXAGON
90. MR code as follows a The maintenance code entered in the third position tells you the lowest maintenance level authorized to remove replace and use an item The maintenance code entered in the third position will indicate authorization to one of the following levels of maintenance Code Apalleation Rxplanati Crew or operator maintenance done within unit maintenance aviation unit maintenance XD Unit maintenance or aviation unit category can remove replace and use the item F Direct support or aviation intermediate level can remove replace and use the item H General support level can remove replace and use the item L Specialized repair activity can remove replace and use the item D Depot level can remove replace and use the item b The maintenance code entered in the fourth position tells whether or not the item is to be repaired and identifies the lowest maintenance level with the capability to do complete repair i e perform all authorized repair functions NOTE Some limited repair may be done on the item at a lower level of maintenance if authorized by the Maintenance Allocation Chart MAC and SMR codes This position will contain one of the following maintenance codes Code Application Explanation O Unit maintenance or aviation unit is the lowest level that can do complete repair of the item F Direct support or aviation intermediate is the lowest level than
91. NOTE Tie down ring must be in the up posi tion for pod stop installation b Installation Install pod stop 3 with six screws 1 and nuts 2 4 50 252197 9 2330 368 14 amp 4 32 U BOLTS Paragraph 4 32 been rescinded Change 1 4 51 9 2330 368 14 amp Section IX MAINTENANCE Page 4 52 Splash 4 58 Data Plates 4 58 Manifest Holder 4 54 4 33 REFLECTORS Materials Tools 1 4 inch wrench a Removal Remove two self tapping screws 1 to remove any defective reflector 2 Amber reflectors 3 are located forward each side of frame 4 Red reflectors 5 are located on rear and each side rear of frame 4 52 OF BODY COMPONENTS Page Air Line Guards Clearance Light Mounting Bracket 4 54 Jackknife Strips b Installation Install each red reflector 5 and amber reflector 3 with two self tapping screws 1 TA252199 4 34 SPLASH GUARDS Materials Tools General mechanics tool kit Torque wrench 3 8 inch drive 0 150 lb ft Socket 1 2 inch 3 8 inch drive a Removal Remove four hex nuts 1 and cap screws 2 to remove each mud flap 3 and backing strap 4 b Installation Install each mud flap 3 and backing strap 4 with four cap screws 2 and hex nuts 1 Tighten hex nuts to 15
92. NUT PLAIN HEXAGON SPACER SLEEVE BOLT U BUMPER RUBBER WASHER FLAT WASHER LOCK SCREW CAP HEXAGON H SCREW CAP HEXAGON H SPACER SLEEVE NUT PLAIN HEXAGON SPACER SLEEVE SCREW CAP HEXAGON H SPACER SLEEVE SPRING ASSEMBLY LEA RETAINER NUT AND BO END OF FIGURE 13 1 6 OTY 90 Be OO 00 9 2330 368 14 amp el 42 SS A GU A Figure 14 Torque Arms TA252233 SECTI ON 11 1 ITEM NO 2 SMR CODE PAFZZ PAFZZ FSCM 92967 99062 4 PART NUMBER 71500 1035 20 TM 9 2330 368 148P C02 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 1604 TORQUE RODS FIG 14 TORQUE RODS TORQUE ROD TANDEM A TORQUE ROD TANDEM A END OF FIGURE 14 1 6 QTY 9 2330 368 14 amp 252234 Figure 15 Gates SECTION 1 2 SMR CODE PAOZZ PAOZZ PAOZZ PAOZZ 3 FSCM 22271 22271 22271 22271 4 NUMBER 3800 953 3800 951 3800 952 3800 950 TM9 2330 368 14 amp P 5 DESCRIPTION AND USABLE ON CODES GROUP 18 BODY GROUP 1801 BODY 13 GATES STAKE VEHICLE STAKE VEHICLE STAKE VEHICLE STAKE VEHICLE END OF FIGURE 15 1 BODY BODY BODY BODY 6 OTY 9 2330 368 14 amp 252235 Figure 1
93. OTE After suspension installation aline axles to insure proper tracking of HE MAT and to avoid excessive tire wear a Levelthe empty trailer b Make certain that the equalizers are level and that all spring ends are bearing on wear pads c Remove six screws 1 hub cap 2 and gasket 3 at each wheel hub 4 d Install hub extension 5 on each wheel hub 4 with screws 1 e Measure distance between center of hole 6 to left hand hub extension 7 and re cord as LL f Measure distance between center of hole 8 to right hand hub extension 9 and record as LR g Distance LL should equal LR if axle is alined If the LL does not equal LR loosen clamp bolts 10 and turn rod 11 to adjust length of torque arm 12 and aline axle If LL is greater than LR shorten torque arm If LL is less than LR lengthen torque arm TA252205 9 2330 368 14 amp 5 7 TORQUE ARM ADJUSTMENT cont Check distances LL and LR and continue to adjust torque arm until LL equals LR Tighten clamp bolts 10 on front torque arm 12 to 55 60 lb ft 74 6 81 3 Nm Measure spacing SL between hub extensions 7 and 13 and record Measure spacing SR between hub extensions 9 and 14 and record Spacing SL should equal SR If SL does not equal SR loosen clamp bolts 10 on rear torque arm 15 and turn rod 11 to adjust If SL is greater than SR shorten torque arm If SL is less than SR lengthen tor
94. PAOZZ PAOZZ PAOZZ XDOZZ PAOZZ PAOZZ CAGEC 79470 22271 80000 22271 81349 96906 79146 82722 22271 79146 96906 22271 58536 96906 13174 79146 16662 06853 79146 75272 18076 OEAK3 06853 22271 93061 96906 81343 06853 96906 96906 22271 22271 22271 4 PART NUMBER C5405X8 B2600 942 B2600 943 2500 915 B1821BH038C100D 5649 2382 61 8 6 221399 2500 916 560 4 20913 65 B2600 944 A52484 1 535748 1 C606 159 6 AC2569 102276 61T G 12X8 Cov 070921 S325 G14 SK 6006 3 7012 21 2605 150 68AB 6 2 M539182 5 6 4 100202BA LON G NUT 101112 B1821BH025C100D 27183 3 2360 442 3800914 3617 084 TM 9 2330 368 146 C02 5 DESCRI ON AND USABLE ON CODES UOC GROUP 1208 RBRAKE SYSTEM FIG Al RBRAKE SYSTEM ELBOW TUBE HOSE ASSEMBLY HOSE ASSEMBLY TANK PRESSURE SCREW CAP HEXAGON H NUT PLAI HEXAGON ELBOW PI PE STRAP NI NG TANK PRESSURE COCK POPPET DRAI N PLUG PI PE HOSE ASSEMBLY COUPLI NG HALF QUI CK NG PREFORMED HOSE NONVENTALLI C NSERT TUBE FI TTI COUPLI NG TUBE VALVE RELAY REDUCER PI PE HOOK SUPPORT CLAMP LOOP ELBOW TUBE TO 5 VALUE BRAKE ELBOW TUBE ADAPTER 5 ELBOW PI PE TO TUBE ELBOW PI PE TO TUBE VALVE VACUUM REGULA SCREW CAP HEXAGON H WASHER FLAT STRAP NG STRAP RUBBER NUT SELF
95. PLASH VEHICU R PLATE OLT MACHINE W CAP HEXAGON H K LOCKING PIN R LOC PLAIN HEXAGON LIFTING N QUICK RELEASE REW SOCKET HE BOLT SQUARE NECK DOOR ACCESS BRACKET ANGLE SCREW TAPPING THREA NUT SERRATED FLANGE NUT FLANGED BRACKET CLEARANCE LIGHT MOUNTING STRIP JACKKNIFE 59 Jj D T 4 ti 0 000 00354050 5 0 D Q Ira END OF FIGURE 0000 0 00 OO 4S 4 I 0 B amp D SECTION 9 2330 368 14 amp P 9 x 10 14 505795 FIGURE 10 SAFETY CHAINS AND COUPLERS Change 1 11 1 2 ITEM SMR NO CODE 1 PAOZZ 2 PAOZZ 3 PAOZZ 4 PAOZZ 5 22 6 22 7 22 8 22 9 10 22 1 XDOZZ 12 PAOZZ 13 PAOZZ 14 PAOZZ 3 CAGEC 96906 74410 96906 96906 96906 75535 96906 22271 811862 96906 22271 74410 96906 96906 4 NUMBER MS90727 189 DB 1385 M835338 51 MS51968 23 MS90728 215 G215 535691 65 C3810 230 D 7544 MS90727 189 D7545 DB 1385 535338 81 551968 23 TM9 2330 368 14 amp PCO1 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 1503 PINTLES AND TOWING ATTACHMENTS SAFETY CHAINS AND COUPLER SCREW CAP HEXAGON H COUPLER DRAWBAR WASHER LOCK NUT PLAIN HEXAGON SC
96. RETURNED TO THE MANUFACTURER REQUESTED THIS WARRANTY DOES NOT COVER LABOR TO REMOVE ANO INSTALL SAID PARTS THE CONTRACTOR REQUIRES NOTICE OF WARRANTY CLAIM PRIOR TO CORRECTION IDENTIFY TRAILER BY BETA MFR CO VEHICLE IDENTIFICATION NUMBER VIN FOUND ON TRAILER DATA PLATE CONTACT BETA MANUFACTURING COMPANY 414 744 1134 WARRANTY DECAL 7 5 3 TA252133 1 7 1 8 Blank TM9 2330 368 14 amp P CHAPTER 2 OPERATING Section 1 Page Lighting System 2 1 Air Brake System 12 1 LIGHTING SYSTEM I a Lights The HEMAT lights are operated by the towing vehicle through the intervehicular cable Lights include the following 1 Two rear composite lights 1 each con taining a stoplight turn signal light a blackout stoplight and blackout marker light 2 Four red clearance marker lights 2 INSTRUCTIONS DESCRIPTION AND USE OF OPERATOR S CONTROLS amp INDICATORS Page Storage 2 5 Fire Extinguisher 2 5 2 5 Lifting 2 6 Gates ke Gb eee eee e 2 6 one on each side rearward and one on each corner of rear 3 Three rear red marker lights 3 4 Four amber clearance marker lights 4 one on each side forward and one on each side of front corner and two amber clearance marker lights 5
97. REW CAP HEXAGON H SHACKLE NUT PLAIN HEXAGON CHAIN ASSEMBLY SING DRAWBAR ASSEMBLY SCREW CAP HEXAGON H BEAM SPLL ADAPTER COUPLER DRAWBAR RIN WASHER LOCK NUT PLAIN HEXAGON END OF FIGURE 10 1 QTY oorr Be SECTION Il TM 9 2330 368 14 amp P 1 2 THRU 12 10 TA505796 FIGURE 11 SPARE TIRE CARRIER Change 1 11 1 2 ITEM SMR NO CODE 1 XDOOO 2 XAOZZ 3 PAOZZ 4 PAOZZ 9 PAOZZ 6 XDOZZ 7 PAOZZ 8 PAOZZ 9 PAOZZ 19 PAOZZ Jd PAOZZ 12 PAOZZ 3 CAGEC 22271 22271 96906 22271 96906 22271 22271 09386 71747 96906 96906 96906 4 NUMBER D79 D99 MS5 B99 4 4 922 1 2 590725 8 A79 B99 8 3 37888 CHF H92 1 4 535338 45 524 665 495 527183 27 TM9 2330 368 14 amp PCO1 5 DESCRIPTION AND USABLE ON CODES UOC GROUP 1504 SPARE WHEEL CARRIER AND TIRE LOCK SPARE TIRE CARRIER CARRIER TIRE MAINMEMBER WELDER TO FRAME NUT SELF LOCKING HE PAWL PLATE ASSEMBLY SCREW CAP HEXAGON H ROPE WIRE SHAFT ASSEMBLY NUT PLAIN SINGLE BA CLAMP WIRE ROPE SAD WASHER LOCK COTTER WASHER FLAT END OF FIGURE 11 1 QTY TM 9 2330 368 14 amp P TA252231 FIGURE 12 LANDING GEAR 11 1 4 WN 2 S
98. S FIGURE AND ITEM NUMBER INDEX FIG ITEM STOCK NUMBER CAGEC PART NUMBER 6 7 2530 01 084 6975 50153 11 012 7 1 5310 00 273 7771 09386 37889 7 1 5310 00 594 8038 09386 37888 7 2 2530 01 157 4174 22337 RA 27970 7 3 5330 01 049 4093 01212 370036 7 4 3110 00 100 0670 60038 663 7 5 3110 00 100 0335 60038 653 7 6 5310 01 163 9313 22271 10151 7 7 5310 00 809 8533 96906 527183 23 7 8 2530 01 158 9212 22271 16258 7 9 3040 01 158 7163 22271 20101 7 10 09386 95694 7 10 5307 01 166 3690 09386 95693 7 11 5305 01 165 7520 22271 10001 7 12 5340 01 153 1876 22271 10070 7 13 22271 10071 7 14 3110 00 293 8998 60038 212049 7 15 3110 00 293 8997 60038 212011 8 1 2610 00 840 9270 81348 22 381 15 9 5 P3A G TBHR 8 2 2640 00 555 2829 96906 551368 2 9 1 5305 00 003 9252 96906 551851 66 9 2 2590 01 170 4949 22271 3800 924 9 3 5310 00 768 0318 96906 551967 14 9 4 5310 00 584 5272 02972 245 9 5 2540 01 156 8099 22271 430000 9 6 5310 00 809 3079 96906 527183 19 9 7 5305 00 716 8128 96906 590725 117 9 8 5310 00 891 1709 96906 535691 9 9 9 2540 01 261 4068 22271 C3800 925 9 10 5365 01 155 3933 22271 6260 535 9 11 5306 01 075 8519 96906 590725 36 9 12 5305 00 071 2233 96906 590725 18 9 13 22271 6200 903 9 14 5310 00 582 5965 96906 535338 44 9 15 5310 00 997 1888 96906 535649 2252 9 16 2510 01 188 7402 22271 9916 9 17 5340 01 161 6239 22271 7909 9 18 5305 01 165 5589 22271 3600
99. UALS Manual for the Wheeled Vehicle Driver ermsni satiti etenee e EAEE EEA a FM 21 305 NBC Decontaminatiom s HE HD 3 11 5 NBC ProtecttOn aed 3 11 4 Northern Operations reir RE 31 71 Operation and Maintenance of Ordnance Materiel in Cold Weather 0 to 65 F FM 9 207 Visual Sipmal D FM 21 60 A 5 TECHNICAL BULLETINS Color Marking and Camouflage Painting of Military Vehicles Construction Equipment and Materials Handling eren enne nnne tnnt TB 43 0209 Change 2 1 9 2330 368 14 amp 6 TECHNICAL MANUALS Inspection Care and Maintenance of Antifriction 85 TM 9 214 Materials Used for Cleaning Preserving Abrading and Cementing Ordnance Materiel and Related Items Including TM 9 247 Organizational Direct Support and General Support Care Maintenance and Repair of Pneumatic Tires and Inner TM 9 2610 200 24 Procedures for Destruction of Trek Automotive Equipment to Prevent Enemy Use TM 750 244 6 A 7 OTHER PUBLICATIONS Expendable Durable Items Except Medical Class V Repair Parts and Heraldic Items CTA 50 970 Operator
100. UNCTIONS Maintenance functions are limited to and defined as follows a Inspect To determine the serviceability of an item by comparing its physical mechanical and or electrical characteristics with established standards through examination e g by sight sound or feel This includes scheduled inspection and gagings and evaluation of cannon tubes b Test To verify serviceability by measuring the mechanical pneumatic hydraulic or electrical characteristics of an item and comparing those characteristics with prescribed standards a scheduled basis i e load testing of lift devices and hydrostatic testing of pressure hoses c Service Operations required periodically to keep an item in proper operating condition e g to clean includes decontaminate when required to preserve to drain to paint or to replenish fuel lubricants chemical fluids or gases This includes scheduled exercising and purging of recoil mechanisms The following are examples of service functions 1 Unpack To remove from packing box for service or when required for the performance of maintenance operations 2 Repack To return item to packing box after service and other maintenance operations 3 Clean To rid the item of contamination 4 Touch up To spot paint scratched or blistered surfaces 5 Mark To restore obliterated identification d Adjust To maintain or regulate within prescribed limits by bringing
101. VALVE RELAY VALVE BRAKE Replace 0 5 1 2 3 RELEASE Replace 0 7 1 2 3 13 WHEELS 1311 WHEELS Inspect 0 2 ASSEMBLY Replace 1 0 2 3 1311 DRUM Inspect 0 3 1 5 1 2 3 2 0 4 1311 BEARING WHEEL Service 0 5 Inspect 0 3 Adjust 0 5 2 3 1 0 2 3 1311 SEAL WHEEL Replace 1 0 2 3 1313 TIRES Inspect 0 1 Service 0 2 Repair 1 5 2 3 0 6 2 3 15 TOWING 1501 FRAME Inspect 0 2 0 4 4 5 6 1501 BUMPERS Replace 0 2 1 2 1501 POD STOPS Inspect 0 1 Replace 0 3 2 B 6 Change 2 9 2330 368 14 amp Section MAINTENANCE ALLOCATION CHART continued 1 2 3 4 5 6 MAINTENANCE CATEGORY FIELD SUSTAINMENT DIRECT GENERAL TOOLS GROUP COMPONENT MAINTENANCE UNIT SUPPORT SUPPORT DEPOT AND NO ASSEMBLY FUNCTION 5 1503 SAFETY Inspect 0 1 CHAINS Replace 0 3 1 2 3 1503 COUPLING Inspect 0 1 1 2 3 Replace 0 3 1503 SPLL ADAPTER Inspect 0 1 1504 SPARE TIRE Inspect 0 3 CARRIER Service 1 0 1 2 3 Replace 1 8 1 2 3 1507 LANDING GEAR Inspect 0 2 Service 0 2 Replace 0 1 1 2 16 SPRINGS amp SUSPENSION 1601 SPRINGS AND Inspect 0 1 LINERS Replace 2 0 4 1601 U BOLTS One Replace 1 0 3 1605 TORQUE RODS Adjust 2 0 4 Replace 0 5 18 BODY 1801 GATES Inspect 0 1 Replace 0 1 1 2 3 Repair 10 1805 FLOOR Inspect 0 2 BOARDS Replace 10 4 22 ACC
102. Valve 1 Removal a Drain air tanks b Tag and disconnect hoses 1 through 4 from trailer valve 5 c Remove two elbows 6 d Disconnect three tube and nut as semblies 7 8 and 9 Remove con nectors 10 11 and 12 e Turn trailer valve 5 counterclock wise to remove from tank 13 2 Installation NOTE Use anti seize tape on all pipe fit tings a Position trailer valve 5 on tank 13 and turn clockwise to install The valve must be vertical and the joint tight b Install connectors 10 11 and 12 on valve Connect tube and nut assemblies 7 8 and 9 making sure compression inserts bottom in con nectors c Install two elbows 6 d Install four hoses 1 through 4 13 7 12 252182 9 2330 368 14 8 4 18 AIR VALVES cont c Parking Brake Control 1 Removal a Drain air tanks b Tag and disconnect tube and nut assemblies 1 2 and 3 Remove two elbows 4 and connector 5 from parking brake control 6 c Drive out roll pin in knob 7 and pull off knob d Remove hex nut 8 Withdraw con trol 6 from inside storage box 2 Installation a Place parking brake control 6 in to hole in frame Install hex nut 8 b Place knob 7 on control shaft and install roll pin to secure c Install elbows 4 and connector 5 on parking brake control 6 d Connect tube and nut assemblies
103. WARNING Spare tire and plate will drop to the ground as soon as ratchet is released Stand clear to prevent possible injury Spare tire weighs approximately 250 pounds Use care in handling to pre vent injury NOTE Assistance is required for these opera tions 1 Remove four wheel nuts 1 from car 9 rier studs to free spare tire 2 2 Release pawl 8 from ratchet 4 on side of carrier using long shaft screw driver or other suitable tool 3 Manipulate tire plate 5 to pass it through wheel rim 4 Remove spare tire from under trailer TA252154 2 24 2 18 b Installation of Spare Tire WARNING Spare tire weighs approximately 250 pounds Use care in handling to pre vent injury 1 Inspect cable 1 for fraying corro sion and looseness Report defective condition to organizational mainte nance 2 Place spare tire 2 on ground below tire earner with valve stem down 3 Insert tire plate 3 through rim so plate is level 4 Check to be sure ratchet 4 and paw 5 are engaged 5 Engage lug wrench 6 with hex end of carrier shaft 6 Turn lug wrench clockwise to take up slack in cable 7 Be sure tire plate is centered and leveled in wheel rim 7 Continue to turn lug wrench to raise spare tire 8 fully until carrier studs 9 enter stud holes in rim 8 Install four wheel nuts 10 to secure s
104. WKL10 236 2530 01 392 7863 4 15 97271 M16WKR10 236 2530 01 392 8613 4 15 81349 M45913 1 4CG5C 5310 00 088 1251 2 13 11 3 06383 PLT3I 5975 00 282 2707 2 1 22337 RA 27970 2530 01 157 4174 7 2 OEAK3 SK 6006 3 4730 00 289 0155 5 22 18076 5325 0614 5340 01 172 5633 5 21 81348 22 381 15 9 5 2610 00 840 9270 8 1 P3A G TBHR 99062 0001 008 5305 01 164 8381 13 1 99062 0079 01 2510 01 165 6140 13 16 99062 0338 05 2510 01 153 1866 13 17 99062 0378 5365 01 153 1863 13 4 99062 0727 5365 01 153 1862 13 15 99062 0732 5365 01 166 6728 13 13 99062 1035 20 2530 01 155 3885 14 2 99062 0741 01 5365 01 166 0789 13 11 22271 10001 5305 01 165 7520 7 11 22271 10070 5340 01 153 1876 7 12 22271 10071 7 13 06853 101112 4820 01 164 5891 5 28 22271 10151 5310 01 163 9313 7 6 9 2330 368 14 amp 2 CROSS REFERENCE INDEXES PART NUMBER INDEX CAGEC PART NUMBER STOCK NUMBER FIG 06853 102276 5 22271 10406 5310 01 162 6010 3 22271 10408 5310 01 162 2514 3 97271 10409 5310 01 162 2522 3 50153 11M011 2530 01 095 3561 6 50153 11 012 2530 01 084 6975 6 50153 11 018 1 2 5340 01 116 4684 6 50153 11M061 5315 01 121 1859 6 19207 11639519 2 5330 00 462 0907 1 19207 11639520 1 19207 11639535 6220 00 179 4324 1 22271 16029 5310 01 160 4550 4 22271 16033 3120 01 165 8748 4 22271 16034 3120 01 162 8657 4 22271 16055 5330 01 165 8667 4 22271 16101 5360 01 153 1849 4 97271 16130 4 22271 16258 2530 01 158 9212 7 50153 163046 2530 01 147 1568 6 2
105. ack adjuster b Install lock ring 4 on camshaft 6 using lock ring pliers c Install headed pin 2 through cen ter hole of slack adjuster 5 and push rod end 8 4 28 d Install cotter pin 1 in pin 2 e Lubricate slack adjuster with grease GAA f air chambers para 2 27 g Close air tank drain cocks h Adjust brakes m Loc 252175 9 2330 368 14 amp 4 16 b Installation 20 1 Install boot 12 and plate 11 on air Materials Tools chamber General mechanics tool kit 2 Install nut 9 and clevis 10 on push WARNING rod Do not attempt to disassemble the 3 Cage new brake chamber brake air chamber The springs inside 273 the chamber under heavy tension and may cause severe injury if re leased during disassembly 5 With brake air chamber spring caged measure length of push rod Length should be 7 inches 1 Cage air chambers 2 275 6 If push rod length is not 7 inches loosen hex nut and turn push rod end on or off push rod to adjust length 4 Install elbows 8 a Removal 2 Drain air tanks 3 2 6 Tighten hex nut against push rod end to 15 25 lb ft 4 Remove cotter pin 4 and headed pin PUSH ROD 5 END 5 Remove two hex nuts 6 and lock washers 7 Withdraw brake air cham ber 8 6 Remove elbows 8
106. and Fittings 4 17b Air Chambers see air brake chambers Air Hoses Installation 4 17b Removal 4 17a Air Lines Installation 4 17e Removal 4 17c Repair 4 17d Air Tanks Installation 4 19b Removal 4 19a Air Valves Relay Valve 4 18a Trailer Valve 4 18b Axles Assembly 5 8t Cleaning 5 8c Data 1 13 Disassembly 5 8b Inspection 5 8d Installation 5 8g Location 1 12 Removal 5 8a Repair 5 8 ALPHABETIC INDEX Subject Para Brakes Adjustment 4 15d Description 2 2a Location 1 12 Maintenance 4 15 Brake Drums Installation 4 14e Removal 4 14a Turning 5 5 Brake Shoes Relining 5 4 Removal 4 15a Installation 4 15a Bumpers Rear Installation 4 24b Location 1 12 Removal 4 24a Bumper Spring Installation 5 6b Removal 5 6a Camshaft and Bearings 4 15b Clearance Marker Lights Description 2 la Installation 4 11b Removal 4 11a Composite Lights Description 2 1a Installation 4 10c Removal 4 10a Repair 4 10b Connecting HEMAT 2 13 Coupler Connection of 2 13 Disconnection of 2 16 Installation 4 25b Location 1 12 Removal 4 25a Change 1 INDEX 1 9 2330 368 14 amp Subject Data Plates Installation 4 35b Location 1 14 Removal 4 35a Disconnecting HEMAT 2 16 E Electrical System Operator Maintenance 3 5 Testing 4 12 Equipment Characteristics Capabilities and Features 1 11 Equipment Data 1 13 Fire Extinguish
107. arker lights 15 and black vertical markings 19 5 Intervehicular Air Hose Dummy Couplers 20 Located on the trailer tongue provides stowage connection for air hoses TA252131 1 13 EQUIPMENT DATA Height Length Width Weight Empty Payload Tires Axles Manufacturer Model Number Capacity Brakes Manufacturer Type uiii remm Landing Gear Manufacturer Model Number fo uud a een nnns Suspension Manufacturer Air System Manufacturer ey ey ee a Electrical System Fire 9 2330 368 14 amp 68in 1727 2 mm 265 in 6 73 meters 96 in 2438 4 mm 6 950 Ibs 3 152 5 kg 22 000 Ibs 9972 2 kg 15 00 x 19 5 load range G 14 ply Rs Ron 85 psi 4 07 Kpa ELI du dead NICE IRA TU UE 19 5 i nch x 1225 inch SQ essa aa ia ah Ex MP ERN NEN E SR Dana Rockwell To D 21 44 000 Ibs 1995 8 kg p Dana Rockwell Drum 16 1 2 inches x 7 inches Telescopic manual handcrank 8 000 bs 3628 8 kg sin ea RATE
108. contains Hexamethylene Diisocyanyte HDD which is highly irritating to the skin and respiratory system High concentrations of HDI can produce symptoms of itching and reddening of the skin a burning sensation in the throat and nose and watering of the eyes In extreme concentrations HDI can cause cough shortness of breath pain during respiration increased sputum production and chest tightness The following precautions must be taken whenever using CARC paint NEVER cut CARC coated materials without high efficiency air purifying respirators in use DO NOT grind or sand painted equipment without high efficiency air purifying respirators in use BE AWARE of CARC paint exposure symptoms symptoms can occur few days after initial exposure Seek medical help immediately if symptoms are detected ALWAYS wear protective equipment gloves ventilation mask safety goggles etc Change 2 9 2330 368 14 amp WARNING SUMMARY continued WARNING Coatings can cause internal injury during prolonged breathing of vapors Wear respirator to prevent inhaling vapors Use adequate ventilation WARNING Do not attempt to disassemble brake air chambers The springs inside the chamber are under heavy tension and may cause severe injury if released during disassembly WARNING Spare tire will drop to the ground as soon as ratchet is released Stand clear to prevent possible injury WARNING Solvent cleaning compound is
109. d clean proceed to step 2 Step 2 Check for defective lamp a If lamp is defective replace lamp para 3 5 b If lamp is not defective and malfunction is not corrected notify organizational main tenance BRAKES 1 BRAKES WILL NOT RELEASE Step 1 Check that towing vehicle to air supply is turned on a If air is shut off turn on air supply b If air supply is on proceed to step 2 Step 2 Check connections of air hoses between towing vehicle and a If air hoses are not properly connected Emergency to Emergency Service to Service reconnect air hoses b If air lines are connected properly proceed to step 3 Step 3 Disconnect air hoses from to towing vehicle a Operate brake release valve Brakes should release b If brakes do not release notify organizational maintenance 9 2330 368 14 amp Table 3 1 Operator Troubleshooting Table cont MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION BRAKES 2 GRABBING BRAKES WARNING Keep away from drain cocks when draining air tanks to prevent injury to eyes by compressed air Check for moisture in air tanks by opening drain cocks a If moisture is in tanks allow to drain b If tanks are dry and malfunction is not corrected notify organizational maintenance 3 HARD PULLING Check for cross connected air hoses a If air hoses are cross connected connect properly b If air hoses are connected properly notify organ
110. dard Torque Values SUGGESTED TORQUE VALUES 5 PERCENT TO PRODUCE 2 4242 BOLT LOADS SAE GRADE 5 GRADE 8 Clamp Assembly Torque Clamp Assembly Torque Load Dry Lube Load Dry Lube Ibs Ib in Ib in Ibs Ib in Ib in 2860 3280 14 10 4720 25 18 5220 25 20 7000 45 35 7900 50 35 9550 70 55 10700 80 60 12750 110 80 14400 120 90 16400 150 110 18250 170 130 20350 220 170 23000 240 180 30100 380 280 33600 420 320 41600 600 460 45800 660 500 54500 59700 9 2330 368 14 amp Table 2 Self Locking Nut Breakaway Torque Values Minimum Breakaway Minimum Breakaway Thread Size Torque Ib in Thread Size Torque Ib in 10 32 5 8 18 1 4 28 8 4 16 5 16 24 7 8 14 3 8 24 1 12 7 16 20 1 1 8 12 1 2 20 1 1 4 12 9 16 18 determine breakaway torque thread nut onto screw bolt until at least two threads stick out Nut shall not make contact with a mating part Stop the nut Torque necessary to begin turning nut again is the breakaway torque Do not reuse self locking nuts that do not meet minimum breakaway torque H 2 9 2330 368 14 amp Subject Abbreviations 1 9 Air Brake Chambers Adjustment 4 16e Caging 2 27a Cleaning and Inspection 4 16b Installation 4 16d Removal 4 16 Uncaging 2 27b Air Brake System Air Hoses 4 17a Diagram page 4 17 Testing see crew PMCS Tubing
111. distributed MLRS pods side by side two high or 2 Eight 40 by 48 inch ammunition pallets TO PREVENT ENEMY USE Refer to TM 750 244 6 Procedures for Destruction of Tank Automotive Equipment to Prevent Enemy Use for procedures on destruction of military vehicles 1 5 REPORTING EQUIPMENT IMPROVEMENT RECOMMENDATIONS EIR 1 2 MAINTENANCE FORMS RECORDS AND REPORTS Department of the Army forms and procedures used for equipment maintenance will be those prescribed by DA PAM 750 8 The Army Maintenance Management System TAMMS User s Manual 1 3 HAND RECEIPT HR MANUALS Hand receipt manual is not required for this equipment If your HEMAT needs improvement let us know Send us EIR You the user are the only who can tell us what you don t like about your equipment Let us know why you don t like the design or performance If you have Internet access the easiest and fastest way to report problems or suggestions is to go to https aeps ria army mil aepspublic cfm scroll down and choose the Submit Quality Deficiency Report bar The Internet form lets you choose to submit an Equipment Improvement Recommendation EIR or a Product Quality Deficiency Report PQDR You may also submit your information using an SF Form 368 Product Quality Deficiency Report You can send your SF Form 368 via e mail regular mail or facsimile using the addresses facsimile numbers s
112. djust brakes b If brakes are not out of adjustment proceed to step 3 Check for weak or broken brake shoe springs para 4 158 If a spring is defective replace spring 4 13 9 2330 368 14 amp Table 4 2 Troubleshooting Table cont MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION LANDING GEAR DIFFICULTY IN LOWERING OR RAISING LANDING GEAR Step 1 Inspect for misaligned or damaged landing gear leg a If leg is damaged or misaligned replace landing gear b Ifleg is not damaged or misaligned proceed to Step 2 Step 2 Inspect for damaged gearing If gearing is damaged replace landing gear SPRINGS AND SUSPENSION IMPROPER SPRING ACTION Step 1 Check for loose or damaged U bolts a If U bolts are loose tighten U bolts b If U bolts are damaged replace U bolts Notify direct support maintenance c If U bolts are not damaged proceed to Step 2 Step 2 Check for broken or weak spring leafs a Ifspring leafs are broken or weak replace spring leaf s Notify direct support maintenance b Ifsprings are not broken or weak proceed to Step 3 Step 3 Check torque rods for looseness or damage If torque rods are loose or damaged replace torque rod s Notify direct support maintenance 4 14 Change 2 9 2330 368 14 amp Table 3 1 Operator Troubleshooting Table cont MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION TIRES EXCESSIVELY WORN OR SCUFFED TIRES OR FLAT SPOTS ON TIRES
113. during disassembly Inspect brake air chambers 1 for visible damage particularly push rod boots Replace defective boots 0 7 9 2 2 4 SLACK ADJUSTERS a Inspect slack adjusters 1 for damage b Remove dust shield 2 and check brake shoe 3 clearance TA252165 4 5 9 2330 368 14 amp P Table 4 1 Organizational Preventive Maintenance Checks and Services cont 4 6 Change 2 5 Semiannually Annually Interval Item ITEM TO BE INSPECTED No S Procedure 5 SPRINGS AND U BOLTS a Inspect springs 1 for sagging and broken leaves Notify direct support maintenance b Inspect U bolts 2 for breakage and loose nuts Tighten loose nuts to 350 Ib ft 475 Nm Replace defective U bolt s Notify direct support maintenance 1 x 6 AXLES Inspect axles 1 for cracks damaged brackets 2 pads 3 and axle bumpers 4 Replace defective axle s Notify direct support maintenance TA252166 9 2330 368 14 amp P Table 4 1 Organizational Preventive Maintenance Checks and Services cont 5 Semiannually Annually Interval Item ITEM TO BE INSPECTED No S A Procedure 7 WIRING HARNESS Inspect wiring harness 1 for loose mounting broken wires damaged insulation and connections Repair or replace defective wiring harness 8 FLOOR BOARDS AND FRAME a Inspect floorboards 1 for br
114. e ground to prevent them from freezing to the ground Operation in 28 Operation in Dusty or Sandy Areas Operation with Air Brake Failure Operation with Adapter 2 29 Fresh Water Fording Nm 2 21 OPERATION IN EXTREME HEAT a Do not park the HEMAT in the sun for long periods of time as heat and sunlight will shorten the life of the tires b Cover the HEMAT with canvas if available to protect it from heat sun and dust 2 22 OPERATION IN RAINY OR HUMID CONDITIONS a Frequently inspect clean and lubricate inactive equipment to prevent rust and fun gus accumulation b Check canvas covers if available periodi cally for deterioration and damage 2 23 OPERATION IN SALT WATER AREAS a Salt water will cause metal parts to rust and corrode Clean inspect and lubricate frequently b Do not drive the HEMAT through more than 48 inches of water Clean inspect and lubricate immediately after salt water ford ing or when the tactical situation permits 2 24 OPERATION IN SNOW Refer to FM 21 305 for special instructions on operations in snow 2 27 9 2330 368 14 amp P 2 25 OPERATION IN MUD CAUTION Under no circumstances will the trail er be pushed at the rear or damage to trailer may result a Ifone or more wheels sink into the mud it may be required to jack up the mired wheel and insert planking or mat
115. e parts that AF Assembled by make up the assembled item DS AVIM must be requisitioned or Leva fabricated and assembled at the AH Assembled by level of maintenance indicted GS Category by the source code If the 3d position code of the SMR code AL Assembled Dy authorizes you to replace the SRA item but the source code AD Assembled by indicates the item is assembled Depot at a higher level order the item XA XB F 2 from the maintenance higher level of Do not requisition an XA coded item Order its next higher assembly Also refer to the NOTE following If an XB item is not available from salvage order it using the FSCM CAGE and part number given Change 1 XC Installation drawing diagram instruction sheet field service drawing that is identified by the manufacturer s part number Item is not stocked Order an XD coded item through normal supply channels using the FSCM CAGE and part number given if no NSN is available NOTE Cannibalization or controlled exchange when authorized may be used as a source of supply for items with the above source codes except for those source coded XA or those aircraft support items restricted by requirements of AR 700 42 2 Maintenance Code Maintenance codes tell you the level s of maintenance authorized to USE and REPAIR support items The maintenance codes are entered in the third and fourth positions of the S
116. eakage and warpage Report deficiencies to direct 1 support maintenance Inspect storage box cover 2 for loose hinge or damaged cover Replace defective parts para 4 30 c Inspect bumpers and splash guards for deterioration and damage Replace defective bumpers para 4 24 and splash guards 4 34 1 d Inspect frame 3 for peeling paint distortion other damage Report deficiencies to direct support maintenance 1 TA252167 Change 2 4 7 4 8 blank 9 2330 368 14 8 Section ORGANIZATIONAL TROUBLESHOOTING PROCEDURES Page Page Symptom 4 9 Troubleshooting Table 4 9 4 8 1 4 9 TROUBLESHOOTING TABLE Page No Table 4 2 lists the common malfunctions which may be found during the operation or BRAKES maintenance of the HEMAT or components You Brakes will not release 4 4 11 should perform the test inspections and correc No brakes or weak brakes l 4 11 tive actions in the order listed Slow brake application or slow release 4 12 Grabbing 4 13 b This manual cannot list all malfunctions Hard pulling one or more brake drums that may occur nor all tests or inspections and running 4 13 corrective actions If a malfunction is not listed or it is not corrected by the listed corrective ELECTRICAL SYSTEM actions notify your superv
117. enance Forms and Records 2 7 Operator Crew Preventive Maintenance Checks and Services I 2 11 MAINTENANCE FORMS AND RECORDS I Every mission begins and ends with the paperwork There isn t much of it but you have to keep it up The forms and record you fill out have several uses They are a permanent record of the services repairs and modifications made on your vehicle They are reports to organizational maintenance and to your Commander And they are a checklist for you when you want to know what is wrong with the vehicle after its last use and whether those faults have been fixed For the information you need on forms and records see DA Pam 738 750 2 12 OPERATOR CREW PREVENTIVE MAIN TENANCE CHECKS AND SERVICES a Do your before B PREVENTIVE MAIN TENANCE just before you operate the vehicle Pay attention to the CAUTIONS and WARNINGS b Do your D PREVENTIVE MAINTE NANCE during operation During operation means to monitor the vehicles and its related components while they are actually being operated C Do your after A PREVENTIVE MAIN TENANCE right after operating the vehicle Pay attention to the CAUTIONS and WARNINGS d Do your W PREVENTIVE MAINTE NANCE weekly e If something doesn t work troubleshoot it with the instructions in this manual and notify your supervisor f Always do your PREVENTIVE MAINTE NANCE in the same order so it gets to be a habit Once you ve had some
118. epair or overhaul of an end item equipment Explanations of source codes follows Change 1 F 1 9 2330 368 14 amp KB MO Made at UM Application Explanation Stocked items use the applicable NSN to request requisition items with these source codes They are authorized to the category indicated by the code entered in the 3d position of the SMR code tems coded PC are subject to deterioration Items with these codes are not to be re quisitioned individually They are part of a kit which is authorized to the maintenance category indicated in the 3d position of the SMR code The complete kit must be requisitioned and applied Items with these codes are not AVUM Level to be requested requisitioned MF Madeat DS individually They must be AVUM Levd made from bulk material which MH Made at GS ML Made at Spe is identified by the part number in the DESCRIPTION AND USABLE ON CODE UOC column and listed in the Bulk cae Repair Material group of the repair ctivity parts list in this RPSTL If the SRA item is authorized to you by the MD Made at 3d position code of the SMR Depot code but the source code AO Assembl ed by indicates it is made at a higher level order the item from the higher level of maintenance Items with these codes are not UM AVUM to be requested requisitioned Leva individually Th
119. epot level L Reparable item Condemnation and disposal of item not authorized below specialized repair activity SRA A Item requires special handling or condemnation procedures because of specific reasons e g precious metal content high dollar value critical material or hazardous material Refer to appropriate manuals directives for specific instructions TM 9 2330 368 14 amp c FSCM CAGEC Column 3 The Federal Supply Code for Manufacturer FSCM Commercial and Government Entity CAGE Code C is a 5 digit alphanumeric code which is used to identify the manufacturer distributor or Government agency etc that supplies the item d PART NUMBER Column 4 Indicates the primary number used by the manufacturer individual company firm corporation or Government activity which controls the design and characteristics of the item by means of its engineering drawings specifications standards and inspection requirements to identify an item or range of items NOTE When you use an NSN to requisition an item the item you receive may have a different part number from the part ordered e DESCRIPTION AND USABLE ON CODE UOC Column 5 This column includes the following information 1 The Federal item name and when required a minimum description to identify the item 2 Physical security classification Not Applicable 3 Items that are included in kits and sets are listed below the name of
120. eps c through f h Repeat Steps c through g for remaining brake shoes i Check shoes against drum for contact Brake shoes must have 80 percent contact between lining and drum surface It is necessary that the contact be in the middle of the lining surface and continuous WARNING Asbestos dust is dangerous to your health Wear respirator to avoid inhaling dust j Tf lining to drum surface contact is not 80 percent the shoes should be circle ground to comply 5 5 TURNING DRUMS Materials Tools Cleaning compound Item 1 app E Wiping rag Item CH Brake drum lathe Safety glasses a Clean brake drum with cleaning compound to remove dirt and grease b Inspect the brake drum for warpage cracks scored braking surface and out of round condition If inspection shows the brake drum to be in unsatisfactory condition refinish the brake drum in the following manner c Measure the inside diameter of the brake drum New brake drums measure 16 490 to 16 510 inches Brake drums should be refinished if scoring or run out exceeds 0 006 inch d Brake drums having an inside diameter larger than 16 650 inches must be replaced TM 9 2330 368 14 amp P INSIDE DIAMETER s gt TA252203 Install brake drum on lathe and refinish surface taking off as little of the metal as possible to true the surface If refinishing requires removal of more than 0 070 inch of metal
121. er 2 7 Floor Boards Inspection Repair 5 9 Fording 2 28 Frame Location 1 12 Repair 5 11 Fresh Water Fording 2 28 Gates Description 2 10 Location 1 12 Installation 2 14 Removal 2 17 Repair 5 10 Hubs and Drums Cleaning 4 14b Inspection 4 14c Installation 4 14e Lubrication 4 14e Removal 4 14a Repair 4 14d INDEX 2 Change 2 Subject Para I Inter vehicular Air Hoses Description 2 2b Intervehicular Cable Description 2 1b J Jacking Procedure 3 6 L Landing Gear Description 2 5 Installation 4 29b Location 1 12 Operation 2 13 2 16 Removal 4 29a Lifting Eyes Description 2 9 Installation 4 27b Location 1 12 Removal 4 27a Use of 2 19 Lights Crew Maintenance 3 5 Description 2 1 Location 1 12 Organizational Maintenance 4 10 4 11 Load Pod Stops Installation 4 31b Location 1 12f Removal 4 1 Use of 2 15a and c Loading HEMAT 2 15a Lubrication Chart 3 2 M Maintenance Forms and Records 2 11 Major Components 1 12 Manifest Holder Installation 4 36b Location 1 12a Removal 4 36a Marker Lights see Clearance Marker Lights Subject Para Operation 2 15 Painting Materials and Tools 7 1 Painting Procedure 7 2 Parking Brake Control Description 2 2c Installation 4 18c 2 Removal 4 18c 1 PMCS Operator 2 12 Organizational 4 7 Preparation for Storage or Shipment 8 1 Preparation for Use After Storage 8 2 R Reflect
122. ere possible Shop equipment welding Weld up cracks or broken welds Tool kit welder Safety glasses 2 Clean frame a Cleaning 3 Repaint frame Chapter 7 Painting Instructions Clean frame thoroughly using a stiff bristle brush and water to remove mud and cleaning compound to remove grease and oil b Inspection Inspect frame for marred paint corrosion cracks breaks broken welds and other damage TA252210 6 2 Change 2 9 2330 368 14 amp 7 PAINTING INSTRUCTIONS Page Materials and Tools Painting Procedure uere 7 1 7 1 MATERIALS AND TOOLS The following precautions must be taken whenever using CARC paint a Materials ARC 1 Coating polyurethane item 2 E EE d materials without high efficiency 2 Primer coating item 8 app E air purifying respirators in use 3 Primer coating item 9 app DO NOT grind or sand painted equipment without high efficiency air purifying respirators in use 4 Thinner item 13 E 5 Dry cleaning solvent item app BE AWARE of CARC paint b Tools exposure symptoms symptoms can occur a few days after initial 1 Power driven compressor unit exposure Seek medical help immediately if symptoms are 2 Paint spray gun detected 3 Spray gun paint cup WARNING 4 Rubber air hose Coatings can cause internal injury during prolon
123. ete and secure and problem still exists notify organizational maintenance 9 2330 368 14 amp Section OPERATOR MAINTENANCE PROCEDURES Page Electrical System 3 9 3 5 ELECTRICAL SYSTEM a General Maintenance of the electrical sys tem at crew level is limited to replacement of the lamps in the composite lights marker lights and or running lights b Composite Lights Replace lamps as fol lows 1 Loosen six captive screws 1 and re move lens assembly 2 with packing 3 Remove defective lamp 4 5 or 6 by pressing in and rotating lamp counter clockwise until it releases withdraw lamp from socket 2 3 Insert new lamp in socket press in rotate lamp clockwise until it locks in place NOTE Be sure preformed packing 3 is seated between light body and lens assembly to seal the unit properly 4 position lens assembly 2 on body and tighten six captive screws 1 Page Wheels 3 10 c Clearance Marker Lights Replace lamps as follows 1 Remove two screws 1 and light cover 2 2 Remove lamp 3 by pressing in and ro tating lamp counterclockwise until it releases withdraw lamp from socket 3 Insert new lamp in socket press in and rotate lamp clockwise until it locks in place 4 Position light cover 2 on body and in stall two screws 1 to attach covers TA25
124. etween wiring 3 harness connector pin D and the chassis If the circuit is open repair ground lead on wiring harness Check for grounds between wiring har ness connector pins A B C E F and J and pin D ground Refer to schema tic diagram page 4 2 1 There should be an open circuit between the con nectors pins If there is continuity be tween any connector pin as specified that circuit is grounded and the wiring harness must be repaired or replaced 4 Remove all lamps from lights and 4 11 5 Check for grounds from each light lead wire and the chassis ground There should be an open circuit between each lead wire and the chassis If there is continuity on any lead wire the wire is grounded and must be repaired or the light replaced 4 17 9 2330 368 14 amp 4 12 TESTING ELECTRICAL SYSTEM cont b Check Wiring Harness Continuity 1 Install all lamps in lights and 4 11 2 Check for continuity between each 3 4 light lead wire and the chassis If there is an open circuit first check lamp If lamp is defective replace it If there is still an open circuit repair lead wire or replace light Connect all wire connectors at lights Check for continuity between wiring harness connector pins A B C E F and J and pin D ground Each circuit should indicate continuity If not there is a broken wire and wiring must be re paired or replaced c C
125. for air brake chamber operation Table 2 1 a If one air brake chamber operates slowly replace defective brake chamber b If all air brake chambers operate slowly replace relay valve C If all air brake chambers still operate slowly replace trailer valve 4 12 MALFUNCTION TM9 2330 368 14 amp P Table 4 2 Troubleshooting Table cont TEST OR INSPECTION CORRECTIVE ACTION BRAKES cont 4 GRABBING BRAKES Step 1 Step 2 Step 3 Step 4 Check brake adjustment para 4 150 a If brakes are out of adjustment adjust brakes b If brakes are not out of adjustment proceed to step 2 Check for grease on brake lining a If grease is present replace brake shoes and oil seals b If grease is not present on brake lining proceed to step 3 Check for cracked scored or deformed brake drum Table 4 1 a If brake drum is cracked scored or deformed replace brake drum b If brake drum is not cracked scored or deformed proceed to step 4 Check for worn or loose brake linings Table 4 1 If linings are worn or damaged replace brake shoes 5 HARD PULLING ONE OR MORE BRAKE DRUMS RUNNING HOT Step 1 Step 2 Step 3 Check for cross connected air hoses a If hoses are cross connected correct hoses properly See air system diagram page 4 37 b If hoses are not cross connected proceed to step 2 Check brake adjustment para 4 150 a If brakes are out of adjustment a
126. ged breathing of 5 Eye goggles vapors Wear respirator to prevent 6 Air filtering respirator inhaling vapors Use adequate ventilation 7 Stiff bristle wire brush NOTE Coatings are very water sensitive 7 2 PAINTING PROCEDURE Take care to insure that water or high humidity do not come in contact with WARNING coatings at any time during reduction Chemical Agent Resistant Coating application or drying CARC paint contains Hexamethylene NOTE Diisocyanyte HDD which is highly noe Do not attempt using these paints irritating to the skin and respiratory below 60 degrees F 15 5 degrees C system High concentrations of HDI can produce symptoms of itching and reddening of the skin a burning sensation in the throat and nose and watering of the eyes In extreme concentrations HDI can cause cough shortness of breath pain during respiration increased sputum production and chest tightness as proper curing will not take place Change 2 7 1 9 2330 368 14 amp 7 2 PAINTING PROCEDURE cont NOTE Once coating is mixed a chemical reaction begins which will cause coating to completely harden This begins to occur in 6 to 8 hours All coatings should be used and entire paint system completely cleaned with this time period If cleaning is not accomplished in time remaining mix coating will harden throughout paint system System should be cleaned only with solvent specifically recommended by the paint
127. heck Intervehicular Cable Continuity Check for continuity between individual connector pins and socket on opposite ends of cable at terminals A B C D E F and J Each circuit should indicate continuity If any circuit is open replace cable 4 13 WIRING HARNESS Materials Tools General mechanics tool kit Electrical tool kit Soldering iron Wiping rag item 10 NOTE Remove complete harness only if required to effect repair or replacement a Removal 1 Tag and disconnect harness connectors 1 and 2 at all lights 2 Remove tyraps 3 around harness 4 4 18 at composite light mounting bracket 3 Remove nuts 5 from studs 6 at 19 4 5 positions along frame securing wiring harness 4 and remove clamps 7 from harness Remove four lock nuts 8 and cap screws 9 to free ground lead 11 connector 12 and cover 13 from frame Remove lock washer 10 NOTE To make installation easier tape connector bundles to main harness if desired Feed wire harness 4 through grom mets 14 and 15 and along frame while pulling harness through frame hole for connector 12 Continue to do this un til the entire harness can be pulled out through the hole Cleaning and Inspection 1 Clean wiring harness with a clean rag 2 Inspect wiring for cuts breaks and loose connections and connectors and cover for damage c Repair 1 If connector 1
128. hich controls the design and characteristics of the item by means of its engineering drawings specifications standards and inspection require ments to identify an item or range of items F 5 SPECIAL INFORMATION a USABLE ON CODE The usable on code appears in the lower left corner of the Description column heading Usable on codes are shown as dye us in the Description column justified left on the first line following applicable item description nomenclature Not Applicable b FABRICATION INSTRUCTIONS Bulk materials required to manufacture items are listed in the Bulk Material Functional Group of this RPSTL Part numbers for bulk materials are also referenced in the Description column of the line item entry for the item to be manufactured fabricated Detailed fabrication instructions for items source coded to be manufactured or fabricated are found in Appendix of this manual c ASSEMBLY INSTRUCTIONS Detailed assembly instructions for items source coded to be assembled from component spare repair parts are found in Chapters 4 and 5 of this manual Items that make up the assembly are listed immediately following the assembly item entry or reference is made to an applicable figure KITS Line item entries for repair parts kits appear in group 9401 in Section Not Applicable e INDEX NUMBERS Items which have the word BULK in the figure column will have an index number shown in the item number
129. ial support equipment required for performance of Unit Direct Support and General Support Maintenance of the HEMAT It authorizes the requisitioning issue and disposition of spares repair parts and special tools as indicated by the source maintenance and recoverability SMR codes 2 GENERAL In addition to Section 1 Introduction this Repair Parts and Special Tools List is divided into the following sections a Section IT Repair Parts List A list of spares and repair parts authorized by this RPSTL for use in the performance of maintenance The list also includes parts which must be removed for replacement of the authorized parts Parts lists are composed of functional groups in ascending alphanumeric sequence with the parts in each group listed in ascending figure and item number sequence Bulk materials are listed in item name sequence Repair kits are listed separate y in their own functional group within Section Repair parts for reparable special tools are also listed in the section Items listed are shown on the associated illustration s figure s b Section 111 Special Tools List list of special tools special TMDE and other special support equipment authorized by this RPSTL as indicated by Basis of Issue BOD information in DESCRIPTION AND USABLE ON CODE column for the performance of maintenance c Section IV Cross reference Indexes A list in National Item Identification Number NIIN sequence
130. ice Tire mounting is a three person operation a Remove nut and washer from tire valve Insert valve stem from inside rim through valve hole and seat valve stem base against rim Install washer and nut on stem and tighten nut b Lubricate tire bead liberally with tire and rim lubricant c Position tire 1 on wheel 2 at an angle so part of lower bead is below wheel rim on side opposite valve stem Clamp locking jaw pliers 3 on rim directly opposite valve stem The pliers will keep lower bead from coming over rim when mount ing d Insert curved end of long tire iron 4 be tween lower bead and rim approximately 8 to 10 inches from position of locking jaw pliers 3 Push down on tire where pliers are located and lever tire iron to force lower bead down over rim Make sure that lower bead at location of pliers goes into groove in wheel rim 9 2330 368 14 amp P Change 1 TA252190 4 43 9 2330 368 14 amp 4 23 TIRE MOUNTING cont e Hold long tire iron 4 down in first posi tion Insert curved end of long tire iron 5 between bead and rim several inches from tire iron 4 and lever another bite of bead over rim f Hold tire iron 5 down Remove tire iron 4 and insert between bead and rim on opposite side of pliers 3 Lever tire iron 4 to force another bite of bead over rim g Repeat step f using tire irons alternately 5 and working toward stem until entire bead is o
131. ing other vehicles and when turn ing Because the unit is hinged in the middle turning and backing are also affected The HEMAT payload will af fect stopping and off road maneuvera bility 2 Turning When turning corners allow for the fact that the HEMAT wheels turn inside the turning radius of the towing vehicle To make a right turn at a road intersection drive the towing vehicle about halfway into the inter section and then cut sharply to the right This will allow for the shorter turning radius of the HEMAT and will keep it off the curb 3 Stopping In normal operation the brakes of the towing vehicle and the HEMAT are applied at the same time when the driver steps on the brake pedal Brake pressure must be applied gradually and smoothly The HEMAT brakes may be applied separately by using the brake control lever on the towing vehicle On steep down grades or slippery surfaces the HEMAT brakes must be applied before the vehicle brakes This will reduce the possibility of jackknifing 4 Parking When the towing vehicle and HEMAT are to be parked and left un attended set the parking brake on the vehicle and apply the brakes on the HEMAT WARNING Do not stand between towing vehicle and HEMAT when backing towing vehicle Serious injury can result if personnel are caught between the vehicles 5 Jackknife Warning System To prevent jackknifing when backing the HEMAT is equipped with the following
132. int sys tem completely cleaned within this time period If cleaning is not accom plished in time remaining mixed coating will harden throughout paint system System should be cleaned only with solvent specifically recom mended by the paint manufacturer a Primer Coating 1 Clean area to be painted to remove all dirt grease oil rust and scale Surface may be cleaned using dry cleaning sol vent wire brush or by sandblasting as required 2 Mix two part epoxy primer coating in accordance with manufacturers in structions 5 13 PAINTING PROCEDURE 3 Using painting equipment apply even coating of primer coating without runs or sags 4 Allow primer coating to dry for a mini mum of 1 hour before applying top coating b Top Coating 1 Mix two part epoxy top coating in ac cordance with manufacturers instruc tions 2 Using painting equipment apply an even coating of the top coating without runs or sags 3 Allow finish coating to dry for 3 hours before handling TM9 2330 368 14 amp P 9 2330 368 14 amp Section PREPARATION FOR STORAGE OR SHIPMENT Page Preparation for Storage or Shipment 5 14 Preparation for Use After Storage 5 14 5 14 PREPARATION FOR STORAGE OR SHIPMENT a Air Brake System 1 Open drain cocks on both air tanks on the trailer 2 Cage all four air brake chambers 2 278 b Tires 1 Reduce tire pressure to 20 p
133. is completely free One person should hold the chisel and a second person use the hammer 4 c Turn wheel and tire over and repeat step b to free second bead from wheel 4 38 Page Tire eere RE wae Tire 443 4 20 TIRE DISMOUNTING cont d Place wheel 1 and tire 2 on pedestal 5 with valve stem 6 upward Position wheel and tire so three holes 7 in top of pedestal are alined with wheel mounting holes e Install three hex bolts 8 flat washers 9 and hex nuts 10 to secure wheel and tire to pedestal 5 Mounting hardware is sup plied with pedestal f Apply tire and rim lubricant to bead all around circumference g Insert straight ends of long tire irons 11 and 12 between bead and rim approxi mately 6 inches on each side of stem 6 h Hold long tire irons 11 and 12 in position and insert short tire iron 13 between bead and rim on side directly opposite stem 6 TM9 2330 368 14 amp P TA252186 4 39 9 2330 368 14 amp 4 20 TIRE DISMOUNTING cont 9 4 i Lever short tire iron 18 down hold in position to separate bead from rim and guide tire bead into groove in wheel during tire removal 1 With one person holding short tire iron 13 down and another person holding long tire iron 11 up lever other long tire iron 12 down acros
134. is shown as the third position code of the Source Maintenance and Recoverability SMR code Repair The application of maintenance services including fault location troubleshooting removal installation disassembly assembly procedures and maintenance actions to identify troubles and restore serviceability to an item by correcting specific damage fault malfunction or failure in a part subassembly module component or assembly end item or system B 2 Change 2 NOTE The following definitions are applicable to the repair maintenance function Services Inspect test service adjust align calibrate and or replace Fault location troubleshooting The process of investigating and detecting the case of equipment malfunctioning the act of isolating a fault within a system or Unit Under Test UUT Disassembly assembly The step by step breakdown taking apart of a spare functional group coded item to the level of its least component that is assigned an SMR code for the level of maintenance under consideration 1 e identified as maintenance significant Actions Welding grinding riveting straightening facing machining and or resurfacing k Overhaul That maintenance effort service action prescribed to restore an item to a completely serviceable operational condition as required by maintenance standards in appropriate technical publications Overhaul is normally the highest degree of maintenance
135. isor All lamps not light 4 10 One more but not all will notlight ja 4 10 Dim or flickering lights 4 10 LANDING GEAR Difficulty in lowering or raising landing gear 4 14 SPRINGS AND SUSPENSION Improper spring action b 4 14 TIRES Excessively worn scuffed tires or flat spots on tires 4 15 4 9 9 2330 368 14 amp Table 4 2 Troubleshooting Table MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION ELECTRICAL SYSTEM See Schematic Diagram 1 ALL LAMPS DO NOT LIGHT Step 1 Check intervehicular cable 4 12 a If cable is defective replace cable b If cable is not defective proceed to step 2 Step 2 Check for ground or open circuit in wiring 4 12 If wiring has a ground or open circuit repair or replace wiring para 4 13 2 ONE OR MORE LAMPS BUT NOT ALL WILL NOT LIGHT Step 1 Check for defective light assemblies para 4 12 a Replace defective light assemblies b If light is not damaged proceed to step 2 Step 2 Check for ground or open circuit in wiring 4 12 If wiring has a ground or open circuit repair or replace wiring 3 DIM OR FLICKERING LIGHTS Step 1 Check for defective light assemblies para 4 12 a Replace or repair defective light assemblies b If light assemblies are not defective proceed to step 2 Step 2 Check for intermittent g
136. itional trailer vehicle clearance TM9 2330 368 14 amp P 252188 9 2330 368 1 4 8 P 2 9 LIFTING EYES The lifting eyes 1 provide lift points to lift the unloaded HEMAT if necessary A pin and chain 2 holds each of the four lifting eyes in the retracted position The pins are pulled and the lifting eyes pushed out for use 2 10 GATES a The gates are used to retain the cargo within the floor area of the Six gates are provided as follows 1 One front gate 1 2 One rear gate 2 3 One left hand rear gate 3 and one right hand front gate which are the same 4 One left hand front gate 4 and one right hand rear gate which are the same b The gates are normally installed at the out side edges of the cargo area in the vertical upright position but can be swung down to clear the cargo area if necessary In the upright position each gate is attached to the adjacent two by pin type latch locks 5 The latch pins are fastened to heavy aircraft wires which are secured to the gates The lower edge of each gate is hinged by two pins and ear type fasteners 6 The right hand rear gate and left hand front gate are also secured to the trailer frame by vertical slide bolts 7 which enter pockets in the frame 2 6 TA252139 9 2330 368 14 8 Section Il OPERATOR PREVENTIVE MAINTENANCE CHECKS AND SERVICES PMCS Page Maint
137. ividual firm corporation or Government activity which controls the design and characteristics of the item by means of its engineering drawings specifications standards and inspection requirements to identify an item or range of items 3 STOCK NUMBER column This column lists the NSN for the associated part number and manufacturer identified in the PART NUMBER and FSCM CAGEC columns to the left F 4 Change 1 4 FIG column This column lists the number of the figure where item is identified located in Section II and III 5 ITEM column The item number is that number assigned to the item as it appears in the figure referenced in the adjacent figure number column c FIGURE AND ITEM NUMBER INDEX 1 FIG column This column lists the number of the figure where the item is identified located in Sections H and 111 2 ITEM column The item number is that number assigned to the item as it appears in the figure referenced in the adjacent figure number column 3 STOCK NUMBER column This column lists the NSN for the item 4 FSCM CAGEC column The Federal Supply Code for Manufacturer FSCM Commercial and Government Entity CAGE Code C is a 5 digit alphanumeric code used to identify the manufacturer distributor or Government agency etc that supplies the item 5 PART NUMBER column Indicates the primary number used by the manufacturer indi vidual firm corporation or Government activity w
138. izational maintenance LANDING GEAR 1 LANDING GEAR IS DIFFICULT TO OPERATE Step 1 Check for dirt debris and other foreign materials a Remove dirt debris and other foreign materials b If landing gear does not operate properly proceed to step 2 Step 2 Check for lack of lubrication a Lubricate landing gear 3 2 b If landing gear has sufficient grease proceed to step 3 Step 3 Check for misalined bent or damaged landing gear If landing gear is misalined bent or damaged notify organizational maintenance 3 7 9 2330 368 14 amp P MALFUNCTION Table 3 1 Operator Troubleshooting Table cont TEST OR INSPECTION CORRECTIVE ACTION TIRES 1 EXCESSIVELY WORN OR SCUFFED TIRES OR FLAT SPOTS ON TIRES Step 1 Step 2 Step 3 3 8 Check tire pressure a If tire pressure is less than 85 psi 4 07 KPa inflate tires to 85 psi maximum b If tire pressure is 85 psi proceed to step 2 Check for loose cracked or broken wheels a If wheel nuts are loose tighten nuts b If wheel is cracked or broken replace with spare wheel and tire para 3 6 c If wheel is secure and not cracked or broken proceed to step 3 Check suspension system for damaged rubber bushings springs and loose or missing bolts and nuts a If suspension system is damaged or has loose or missing bolts and nuts notify organizational maintenance b If suspension system is not damaged and all hardware is compl
139. l A C Landing Gear Crank See Detail A C Landing Gear Pivot Collar See Detail A C Landing Gear Plunger See Detail A C Wheel Bearings See Detail E O OE W Cover Hinge GAA 4 See Detail B C Slack Adjuster See Detail D C Camshaft Bearings See Detail C C Slack Adjuster See Detail D C Camshaft Bearings See Detail C C Lubricate gate hinge pins and gate lock pins as required with OE C Intervals W Weekly S Semiannually TA252159 3 2 9 2330 368 1 4 8 P DETAILA DETAIL B LANDING GEAR 4 POINTS COVER HINGE 1 POINT Remove cover and lubricate with GAA Lubricate with OE sparingly Lubricate with GAA Lubricate with OE Lubricate with OE sparingly DETAIL DETAIL D CAMSHAFT BEARINGS 8 POINTS SLACK ADJUSTERS 4 POINTS X e Lubricate with GAA using grease gun DETAIL E WHEEL BEARINGS 4 POINTS Service and lubricate para 4 14 TA252160 3 3 9 2330 368 14 8 Section Il OPERATOR TROUBLESHOOTING PROCEDURES Page Symptom 3 4 3 3 SYMPTOM INDEX BRAKES Brakes will not release 3 6 Grabbing Hard 1 3 7 ELECTRICAL SYSTEM All lamps not light 3 4 One or more but not all lights will not
140. l clamps 7 harness and attach to studs 6 5 Connec connectors and 9 focal with nuts 5 in 19 places Run rear of lights harness through grommet 14 to left ix 6 Connect HEMAT to towing vehicle and check operation of all lights Position connector 12 and cover 13 on frame Connector must have con tact upward Install cap screws 9 and 3 13 252172 4 20 9 2330 368 14 4 75021 1 1 la c Js ol bao Se SW ee 5 Jj Izd ad I 2 5 2 5 lt 2 9 m o lt 72 x 5 w x gt 5 5 RH TONGUE AMBER LH TONGUE AMBER 9 2 535423 1 535424 1 T Al 5 5 TI 4 a RH TONGUE AMBER 3 3 535424 1 LH TONGUE AMBER e 3 E MS35423 1 w LH SIDE AND FRONT f RH SIDE AND FRONT AMBER 2 WIRE HARNESS AMBER 2 535423 1 1 1 535423 1 WAY om LH SIDE AND REAR RH SIDE AND REAR RED 2 RED 2 MS35423 2 2007 2x vee 99 LH REAR CENTER REAR Ue COMPOSITE LIGHT RED 3 L MS52125 2 MS35423 2 MS52125 2 TA252168 ELECTRICAL SCHEMATIC DIAGRAM 4 21 9 2330 368 14 amp Section VI MAINTENANCE AIR BRAKE SYSTEM Page Air Lines Air Valv6S acce tere iie eit eo 4 33 4 36 4 14 HUBS AND DRUMS
141. less trailer is connected to towing vehicle pintle if trailer is loaded The load may cause the trailer to tip forward and cause injury b Plunger 2 When pulled with no load on landing gear allows shoe 8 to free fall to ground with no load on landing gear Plunger is spring loaded 2 4 TA252137 2 5 LANDING GEAR cont c Crank Stow Bracket 4 Stows the crank when the crank is not in use d Leg 5 Supports the weight of the trailer when extended Slides into housing when retracted Landing Gear Shoe 3 Keeps the legs from sinking into the ground f Hitch Pin Assembly 6 Locks the landing gear in vertical or horizontal position Removed to turn unit I 2 6 STORAGE BOX I The storage box 1 located in the trailer tongue is used to stow the intervehicular cable fire extinguisher SPLL adapter lug wrench and other tools The box is fitted with a heavy gauge steel cover 2 which is hinged at the rear end A support strut 3 is provided to hold the cover open when necessary and a latch 4 to permit locking the cover down I 2 7 FIRE EXTINGUISHER The fire extinguisher 1 is a standard 10BC type It is mounted in quick release brackets 2 inside the storage box 2 8 SPLL ADAPTER The Self Propelled Loader Launcher SPLL adapter 3 is used only when the HEMAT must be connected for emergency SPLL operation The adapter extends the towing lunette coupler 4 to allow add
142. maintain the trailer These items are authorized to you by CTA 50 970 Expendable Items Except Medical Class V Repair Parts and Heraldic Items E 2 EXPLANATION OF COLUMNS Column 1 Item Number This number 18 assigned to the entry in the listing and is referenced in the narrative instructions to identify the material e g Use cleaning compound item 5 app Ef b Column 2 Level This column identifies the lowest level of maintenance that requires the listed item Operator Crew Organizational Maintenance Direct Support Maintenance General Support Maintenance c Column National Stock Number This is the National Stock Number assigned to the item use it to request or requisition the item d Column 4 Description Indicates the Federal item name and if required a description to identify the item The last line for each item indicates the Federal Supply Code for Manufacturer FSCM in parentheses followed by the part number Column 5 Unit of Measure U M Indicates the measure used in performing the actual maintenance function This measure is expressed by a two character alphabetical abbreviation e g ea in pr If the unit of measure differs from the unit of issue requisition the lowest unit of issue that will satisfy your requirements 9 2330 368 14 amp 1 2 3 4 5 National Item Stock Number Level Number Description
143. nd 5 to air chain bers 6 trailer valve 7 and relay valve 8 5 Install packings 3 in gladhands 2 6 Connect gladhands 2 to intervehicular air hoses 1 7 Connect air hoses 1 to drawbar coup lings c Removal of Tubing and Fittings NOTE Tag all air lines before disconnecting 1 Remove 5 wire clips 1 and 14 wire clips 2 as required 2 Remove tube and nut assemblies 3 through 8 from relay valve 9 trailer valve 10 parking brake control 11 and air tanks 12 3 Remove elbows 13 14 and 15 4 Remove connectors 16 and 17 and elbows 18 5 Remove relay valve 9 and reducer 19 d Repair of Tube and Nut Assemblies 1 Unscrew tubing nut from body and re move body 2 Remove tube insert from inside of ny lon tubing 3 Remove tubing nut and sleeve from ny lon tubing TUBING TUBE NUT INSERT TA252179 9 2330 368 14 amp HOSES AIR CHAMBERS AND TANKS TUBING AND VALVES TA252180 4 31 9 2330 368 14 amp 4 17 AIR LINES cont 4 Cut nylon tubing to length as listed below Tube and Nut Length of Assembly Tubing 60 inches te ce ous wanes 24 inches ee 12 inches ERO 155 inches 98 inches Or 206 inches 5 Place tubing nut nylon tubing install compression sleeve 6 Install tube insert in tubing so insert b
144. of all National stock numbered items appearing in the listing followed by a list in alphanumeric sequence of all part numbers appearing in the listings National stock numbers and part numbers are cross referenced to each illustration INTRODUCTION figure and item number appearance The figure and item number index lists figure and item numbers in alphanumeric sequence and cross references NSN FSCM CAGE and part numbers F 3 EXPLANATION OF COLUMNS SECTIONS 11 AND 111 a ITEM NO Column 1 Indicates the number used to identify items called out in the illustration b SMR CODE Column 2 The Source Maintenance and Recoverability SMR code is a 5 position code containing supply requisitioning information maintenance category authorization criteria and disposition instructions as shown in the following breakout Source Code 1st two positions XXxxx How you get an item Maintenance Code Se 3d position 4th position Who can install replace or use the item Who can do complete repair on the item Recoverability Code XXXxX 5th position Who determines disposition action on an unserviceable item Complete Repair Maintenance capacity capability and authority to perform all corrective maintenance tasks of the Repair function in a use user environment in order to restore serviceability to a failed item 1 Source Code The source code tells you how to get an item needed for maintenance r
145. oggles is required Use the solvent cleaning compound in well ventilated areas and keep away from open flames and other sources of ignition CAUTION Do not allow lubricants or solvents to get on brake shoes These materials will do damage to brake linings and result in poor braking action WARNING DO NOT use a dry brush or com pressed air to clean brake shoes There may be asbestos dust on brake shoes which can be dangerous to your health if you breath it Dampen surface of lining with water and use a soft bristle brush a Clean all parts except brake shoes with a brush and solvent cleaning compound b Clean brake shoes with soft bristle brush 3 Inspection a Inspect brake shoes for wear and scoring Replace brake shoes if linings are worn to less than 5 16 inch thick at any place on the linings b c a TM 9 2330 368 14 amp P Inspect springs for kinks corrosion and distortion Inspect rollers anchor pins spring pins and bushings for wear corrosion and other damage Using brass drift drive out bearing cone 9 and seal 10 and then drive out bearing cup 11 4 Repair Replace all defective parts 5 Installation of Brake Shoes a b c d e f g h 0 0 k Install bushings 11 in axle spider 12 if removed Drive spring pins 9 into brake shoe assemblies 6 Install rollers 9 on brake shoe assemblies 6 and secure with
146. on to the towing vehicle Rubber straps 5 are provided to connect the air hoses to the tongue and prevent dragging WARNING Do not actuate the trailer parking brake control unless the HEMAT is on level terrain Without brakes the HEMAT may roll and move out of control causing possible injury or damage c Trailer Parking Brake Control Pushing in the brake control knob 6 permits the crew to unlock the HE MAT brakes when the HE MAT is disconnected from the towing vehicle If there is not enough air in the HE MAT air tanks the knob will pop out to the normal position and the parking brakes will remain locked A guard 7 prevents accidental valve actuation NOTE The HEMAT brakes can also be released mechanically by caging the brake cham ber springs para 2 27 2 3 COUPLER AND SAFETY CHAINS a Coupler 1 The coupler is a lunette type used to connect the HEMAT to the towing vehicle pintle during transporting The coupler is bolted to the trailer frame Height can be adjusted by re mounting the coupler in a series of holes in the trailer tongue The coupler should be mounted in the position that will cause the HEMAT to ride closest to level b Safety Chains 2 Two safety chains are provided on the forward end of the frame Their purpose is to prevent a breakaway if the pintle coupler connections should fail The safety chains are connected to towing vehicle after the coupler is connected to towing pintle The chains
147. ors Installation 4 33b Location 1 12 Removal 4 33a Relay Valve 4 18a Installation 4 18a 2 Removal 4 18a 1 Safety Chains Connection of 2 13 Description 2 3a Disconnection of 2 16 Location 1 12 Removal 4 26a Service Brakes Adjustment 4 15d Description 2 2a Location 1 12 Maintenance 4 15 Slack Adjusters 4 15c Spare Tire Carrier Description 24 Installation 4 28b Location 1 12 Operation 2 18 Removal 4 28a Subject Para S Con t Splash Guards Installation 4 34b Location 1 12 Removal 4 34a SPLL Adapter Description 2 8 Use of 2 29 TM 9 2330 368 14 amp P Stop and Tail Light see Composite Light Storage Box Location 1 12 Description 2 6 Storage Box Cover Installation 4 30b Removal 4 30a Suspension Data 1 13 Installation 5 6b Removal 5 6a Tie Down Rings 1 12 Tires Cleaning and Inspection 4 21 Data 1 13 Dismounting 4 20 Mounting 4 23 Repair 4 22 Torque Arms Adjustment 5 7 Inspection Table 4 1 Towing HEMAT 2 15b Trailer Parking Brake Control see Parking Brake Control Trailer Valve 4 18b Installation 4 18b 2 Removal 4 18b 1 Change 2 INDEX 9 2330 368 148 Subject U Bolts Inspection Table 4 1 Unloading HEMAT 2 15c Warranty 1 6 Wheels and Tires Installation 3 6b Removal 3 6c Wiring Harness Cleaning 4 13b Inspection 4 13b Installation 4 13d Removal 4 13a Repair 4 13c Testing 4
148. ose con nectors and make sure the wires are in good shape 5 Air hose lines Look for wear damage and leaks and make sure clamps and fittings are tight If a leak comes from a loose fitting or con nector tighten it If something is broken or worn out report it to organizational maintenance Change 1 2 7 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services NOTE Within designated interval these checks are to be performed in the order listed B Before D During A After W Weekly ITEM TO BE INSPECTED Equipment Will Be Item Interval Procedure Check For and Have Repaired Reported Not Ready No B D A W Filled or Adjusted as Needed Available If NOTE Perform weekly as well as before PMCS if a You are the assigned operator but have not operated vehicle since the last weekly b You are operating the vehicle for the first time 1 INTERVEHICULAR CABLE Check intervehicular cable 1 for cuts breaks and frayed wires or damaged cable plugs 2 Replace if defective 2 4 INTERVEHICULAR AIR HOSES Check intervehicular air hoses 1 and straps 2 for cuts breaks and damaged gladhand 3 If damaged notify organizational maintenance 9 b Check packing 4 Replace if defective TA252140 2 8 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services cont NOTE Within designated interval the
149. ottoms out in tubing 7 Place body over end of tubing and in sert and tighten tubing nut TUBING AND VALVES 4 32 e Installation of Tubing and Fittings NOTE Use anti seize tape on all pipe threads 1 Install reducer 19 and relay valve 9 2 Install connectors 16 and 17 3 Install elbows 18 14 15 and 18 4 Connect tube and nut assemblies 3 through 8 to relay valve 9 trailer valve 10 parking brake control 11 and air tanks 12 5 Install wire clips 1 and 2 TA252180 9 2330 368 14 amp 4 18 AIR VALVAE Materials Tools Anti seize tape item 12 app General mechanics tool kit a Relay Valve 1 Removal a Drain air tanks 6 b Tag and disconnect four hoses 1 E through 4 from relay valve 5 D A 2 7 5 Disconnect tube and nut assembly 6 Remove connector 7 d Turn relay valve 5 counterclock wise to remove from tank 8 2 Installation NOTE Use anti seize tape on all pipe fit tings a Position relay valve 5 on nipple on tank 8 Turn clockwise to in stall The valve must be vertical and the joint tight E 252181 5 Install connector 7 on relay valve 5 Connect tube and nut assembly 6 to connector making sure com pression insert bottoms in connec tor c Install four hoses 1 through 4 4 33 9 2330 368 14 amp 4 18 AIR VALVES cont b Trailer
150. p 4 39 ACKKNIFE STRIPS Materials T ools General mechanics tool kit a Removal Remove two screws 1 and jack knife strip 2 b Installation Mount jackknife strip 2 with two screws 1 TA252238 4 55 4 56 Blank 9 2330 368 14 amp 5 FIELD MAINTENANCE INSTRUCTIONS DIRECT SUPPORT MAINTENANCE Section REPAIR PARTS SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Page Common Tools and Equipment 5 1 Special Tools TMDE and Support Equipment 5 1 Repair Parts neben tetas 5 1 5 1 COMMON TOOLS AND EQUIPMENT For authorized common tools and equipment refer to the table of organization and equipment TOE or the modified table of organization and equipment MTOE applicable to your unit 5 2 SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Hub extension part number P 1000 refer 5 3 REPAIR PARTS Repair parts are listed and illustrated in of this manual Change2 5 1 9 2330 368 14 amp Section Il MAINTENANCE OF SERVICE BRAKES Relining Brake Shoes Turning Drums 5 4 RELINING BRAKE SHOES Materials Tools Cleaning compound Item 1 app E Brake linings Lining rivets Brake and clutch reliner Air filtering respirator Safety glasses NOTE Procedures are given for one brake shoe there are eight a
151. pare tire to carrier 9 Remove lug wrench and place in stor age box TM9 2330 368 14 amp P TA252155 2 25 9 2330 368 14 amp 2 19 LIFTING EYES To extend lifting eyes 1 pull out lock pins 2 and slide lifting eyes outward fully b To retract lifting eyes 3 slide lifting eyes inward fully so ears are over retaining blocks 4 Insert lock pins TA252156 2 26 9 2230 368 14 amp P Section OPERATION UNDER UNUSUAL CONDITIONS Operation in Snow 2 27 2 20 OPERATION IN EXTREME COLD a General 1 Be careful when placing the HEMAT in operation after a shutdown Congealed lubricants can cause part failure 2 Tires may be frozen to the ground or have a flat spot if they were under inflated 3 Brakeshoes may be frozen to the brake drums Notify organizational mainte nance 4 Refer to FM 9 207 and FM 21 305 for special instructions on driving hazards in snow and ice that may be encounter ed during extremely cold weather con ditions b At Halt Parking 1 For short shutdown periods park in a sheltered spot out of the wind 2 For long shutdown periods if high dry ground is not available prepare a foot ing of planks or brush 3 Remove all built up ice and snow as soon as possible after shutdown 4 Cover and shield the HEMAT with can vas covers if available but keep the ends of the covers off th
152. pecified in DA PAM 750 8 The Army Maintenance Management System TAMMS Users Manual We will send you a reply 2 1 1 9 2330 368 14 amp 1 6 WARRANTY 1 9 LIST OF ABBREVIATIONS The M989 HEMAT Trailer is warranted by the Beta Manufacturing Company parts only for a period of 12 months after the Government acceptance date For further warranty provisions and for instructions on filing warranty claim see Appendix I 1 7 PREPARATION FOR STORAGE OR SHIPMENT Refer to TM 38 470 Storage and Maintenance of Army Prepositioned Stock Materiel for preservation packaging marking and preparation for storage or shipment of the M989 series HEMAT The following abbreviations are used in this technical manual HEMAT Heavy Expanded Mobility Ammunition Trailer HEMTT Heavy Expanded Mobility Tactical Truck LH left hand MLRS Multiple Launch Rocket Systems RH right hand SPLL Self Propelled Loader Launcher 1 8 SAFETY CARE AND HANDLING 1 10 METRIC UNITS Deleted 1 2 Change 2 The equipment described herein is non metric and does not require metric common or special tools therefore metric units are not supplied Tactical instruction will include metric units in addition to English units Clarity of instruction is not impaired 9 2330 368 14 amp Section EQUIPMENT DESCRIPTION AND DATA Page Equipment Characteristic
153. plied 3 Disconnect HEMAT from towing vehicle para 2 16 4 Check if brakes are locked WARNING Do not actuate trailer parking brake con trol unless the is on level terrain Without brakes the HEMAT may roll and move out of control causing possible injury or damage Trailer parking brake 5 Push in parking brake control and ob control non operational serve that brakes release 6 Pull out parking brake control valve to lock brakes 7 Report any deficiencies to organiza tional maintenance 12 U BOLTS After initial run in notify organizational mainte Nuts loose nance to torque U bolt nuts 13 e FRAME Broken welds and or Inspect frame for obvious broken welds and distortion distortion Report damage to organizational maintenance Change 1 2 13 9 2330 368 14 5 Section OPERATION UNDER USUAL CONDITIONS Page Page Connecting to Towing Vehicle 12 14 Gate Gate 2 18 Spare Tire eb 2 24 2 19 Lifting E VES a odes 9 2 26 Disconnecting from Towing Vehicle 2 21 2 13 VEHICLE WARNING Do not stand between towing vehicle and HEMAT when backing towing vehicle Serious injury can result if personnel are caught between the vehicles a
154. port maintenance requirements for TM9 2330 368 14 amp P 9 2330 368 14 amp INSERT LATEST UPDATED PAGES WORK PACKAGES DESTROY SUPERSEDED DATE LIST OF EFFECTIVE PAGES WORK PACKAGES NOTE The portion of text affected by the updates is indicated by a vertical line in the outer margins of the page Updates to illustrations are indicated by miniature pointing hands Updates to wiring diagrams are indicated by shaded areas Dates of issue for original and updated pages work packages are 15 December 1985 15 December 1991 15 March 2007 TOTAL NUMBER OF PAGES IN THIS PUBLICATION IS 230 CONSISTING OF THE FOLLOWING Page WP Change Page WP Change Page WP Change No No No No No No Cover 2 16 4 5 0 Blank 2 17 4 6 2 18 4 7 2 19 4 8 Blank 2 20 4 9 2 21 4 10 2 22 4 11 2 23 4 12 2 24 4 13 2 25 4 14 2 26 4 15 2 27 4 16 2 28 4 17 2 29 4 18 2 30 Blank 4 19 3 1 4 20 3 2 4 21 3 3 4 22 3 4 4 23 3 5 3 6 3 7 3 8 3 9 3 10 3 11 3 12 Blank 4 1 4 2 4 3 4 4 1 2 3 4 5 6 7 A NO OBR 2 8 2 9 2 10 2 11 2 12 2 13 2 14 2 15 Zero in this column indicates an original page 9 2330 368 14 amp LIST OF EFFECTIVE PAGES WORK PACKAGES continued Page WP Change Page WP Change Page WP No No No No No 4 3
155. practice you ll spot any thing wrong in a hurry g If anything looks wrong and you can t fix it write it on your DA Form 2404 If you find TOP 2 7 something seriously wrong report it to organiza tional maintenance RIGHT NOW h When you do your PREVENTIVE MAIN TENANCE take along the tools you need to make all the checks You always need a rag or two WARNING Dry cleaning solvent P D 680 used to clean parts is potentially dangerous to personnel and property Do not use near open flame or excessive heat Flash point of solvent is 138 F 59 1 Keep it clean Dirt grease oil and bris only get in the way and may cover up a serious problem Clean as you work and as needed Use dry cleaning solvent P D 680 on all metal sur faces Use soap and water when you clean rubber or plastic material 2 Bolts nuts and screws Check them all for obvious looseness missing bent or broken con dition You can t try them all with a tool of course but look for chipped paint bare metal or rust around bolt heads If you find one you think is loose tighten it or report it to organizational maintenance if you can tighten it 3 Welds Look for loose or chipped paint rust or gaps where parts are welded together If you find a bad weld report it to organizational maintenance 4 Electric wires and connectors Look for cracked or broken insulation bare wires and loose or broken connectors Tighten lo
156. que arm Check spacing SL and SR and continue to adjust torque arm until SL equals SR Tighten clamp bolts 10 on rear torque arm 15 to 55 60 Ib ft 74 6 81 3 Nm Remove screws 1 and hub extensions 5 Install hub caps 2 and gaskets 3 with screws 1 5 7 9 2330 368 14 amp 5 8 AXLE REPLACEMENT Materials Tools Cleaning compound item 1 app Wiping rag item 10 E Welding machine Welder tool kit Personnel 2 required Safety glasses NOTE If an axle is to be removed for replacement or repair remove axle and suspension together and disassemble after removal a Removal 1 Disconnect air hoses from brake air chambers Steps 1 through 3 2 Use a suitable lifting device to lift trailer and relax spring tension 3 Remove torque arms and spring rollers 5 6h Steps 3 through 5 4 Roll rear axle assembly with wheel and suspension from underneath trailer 5 Remove springs from axle para 5 64 Steps 6 and 7 b Disassembly 1 Jack up axle assembly and place on jack stands 2 Remove tires and wheels b 3 Remove hubs and drums 4 144 4 Remove brakes 1 para 4 154 slack adjuster 1 para 4 151 and cam shafts and bearings 1 5 Remove air brake chambers c Cleaning Clean axle thoroughly using a brush and water to remove mud and cleaning com pound to remove grease and oil Wipe off Inspection
157. r hoses 15 and install dummy coupling 16 Install intervehicular air hoses 15 gladhand dummy couplings 17 k Disconnect safety chains 18 from towing vehicle and hook safety chain on the coupler plate I Remove cotter pin from towing vehicle pintle 19 Open towing vehicle pintle WARNING Crank landing gear leg until coupler clears towing pintle to prevent injury to personnel m Drive towing vehicle forward to clear HEM AT TA252152 2 22 2 17 GATE REMOVAL To remove gates an assistant will be required Pro ceed a as follows Hold rear gate in raised position and re move latch pins 1 from latch eyes 2 Lower rear gate down to horizontal posi tion b Move rear gate endwise to disengage hinge pins with ears Remove and stow gate c Lower and remove front gate in same way steps a and b d Lower and remove right hand front gate and left hand rear gate in same way steps a and b e Hold right hand rear gate 3 in raised posi tion and remove latch pins from latch eyes Disengage slide bolt 4 from pocket in frame and lower gate down to horizontal position f Move gate endwise to disengage hinge pins from ears Remove and stow gate g Lower and remove left hand front gate in same way steps e and f 9 2330 368 14 amp P TA252153 2 23 9 2330 368 14 amp 2 18 SPARE TIRE CARRIER a Removal of Spare Tire
158. rams Short Tons Metric Tons Pound Feet Newton Meters x Kilopascals Pounds per Square Inch 5 Kilometers per Liter Miles per Gallon Miles per Kitometers per Hour TO CHANGE Centimeters Meters Meters Kilometers Square Centimeters Square Meters Square Meters Square Kilometers Square Hectometers Cubic Meters Cubic Meters Square Yards Square Miles Cubic Feet Cubic Yards Fluid Ounces Milliliters Liters Pins 22 liters Quarts Liters Gallons Grams Oumes Kilograms sse Pounds Metric Tons Short Tons Newton Meters Pound Feet Kilopascals Pounds per Square inch Kilometers per Liter Miles per Gallon Kilometers per Hour sss Miles per Hour 154 Centimeter 100 Sq Millimeters 0 155 Sq Inches 154 Meter 10 000 Sq Centimeters 10 76 Sq Feet 154 Kilometer 1 000 000 Sq Meters 0 386 Sq Miles CUBIC MEASURE 1 Cu Centimeter 1000 Cu Millimaters 0 06 Cu Inches 1 Cu Meter 1 000 000 Cu Centimeters 35 31 Cu Feet TEMPERATURE VF 32 C 212 Fahrenheit is equivalent to 100 Celsius 90 Fahrenheit is equivalent to 32 2 Celsius 32 Fahrenheit is equivalent to 0 Celsius 32 F 585
159. rclockwise to free stud from pressure plate Withdraw release stud 3 Insert release stud 3 in pocket 4 and install nut 1 and washer 2 onto stud 4 Install plug 6 in brake air chamber 5 5 Remove wheel chocks 2 28 OPERATION WITH SPLL ADAPTER If it is necessary to tow the HEMAT with a SPLL vehicle the SPLL adapter must be attached to the tongue of the trailer to allow additional clearance between the towing vehicle and trailer All other operational procedures are the same as those described in Chapter 2 Section 111 a SPLL Adapter Installation 1 Remove one hex nut 1 and cap screw 2 to detach SPLL adapter from inside tool box 2 Remove three hex nuts 1 four lock washers 4 and three cap screws 2 from slot 5 in SPLL adapter 8 3 Attach SPLL adapter 3 under tongue 6 with four hex nuts 1 lock washers 4 and cap screws 2 Tighten hex nuts 4 Push trailer parking brake control knob 7 to release parking brakes b Removal of SPLL Adapter 1 Remove four hex nuts 1 lock washers 4 and cap screws 2 to detach SPLL adapter 3 from underside of trailer tongue 6 2 Install three hex nuts 1 four lock washers 4 and three cap screws 2 in slot 5 in SPLL adapter 8 3 Fasten SPLL adapter 3 to trailer frame in tool box with one hex nut 1 and cap screw 2 Tighten hex nut 2 29 FRESH WATER FORDING Maximum fording depth of the HEM
160. red for safe and efficient opera tion C 2 GENERAL The Components of End Item and Basic Issue Items Lists are divided into the following sec tions a Section Components of E nd Item This listing is for informational purposes only and is not authority to requisition replacements These items are part of the end item but are re moved and separately packaged for transporta tion or shipment As part of the end item these items must be with the end item whenever it is issued or transferred between property accounts Illustrations are furnished to assist you in identi fying the items b Section 111 Basic Issue Items These are the minimum essential items required to place the trailer in operation to operate it and to perform emergency repairs Although shipped separately packaged BII must be with the trailer during opera tion and whenever it is transferred between prop erty accounts The illustrations will assist you with hard to identify items This manual is your authority to request requisition replacement based on TOE MTOE authorization of the end item INTRODUCTION C 3 EXPLANATION OF COLUMNS The following provides an explanation of columns found in the tabular listings a Column 1 Illustration Number Illus Number This column indicates the number of the illustration in which the item is shown b Column 2 National Stock Number In dicates the National stock number assigned to the i
161. rocedure Check For and Have Repaired Filled or Adjusted as Needed Equipment Will Be Reported Not Ready Available If 9 LIGHTS AND REFLECTORS e a Check all lights for proper operation NOTE An assistant is required while checking the brake lights with vehicle connected to prime mover e b Check for damaged or missing reflectors 10 AIR TANKS e a Inspect both tanks 1 for damage and Air leakage leakage WARNING Keep away from drain cocks when draining air tanks to prevent injury to eyes by com pressed air b Open drain cocks 2 on air tanks to drain condensation Close drain cocks 252144 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services cont NOTE Within designated interval these checks are to be performed in the order listed Before D During A After W Weekly ITEM TO BE INSPECTED Equipment Will Be Item Procedure Check For and Have Repaired Reported Not Ready A filled or Adjusted as Needed Available If 11 AIR BRAKE SYSTEM 9 a Inspect air valves tanks and lines for loose Damaged components connections and damage Report deficiencies to organizational maintenance b Test air brake system 1 Connect HEMAT to towing vehicle para 2 13 2 Actuate service brakes Observe brake Uneven or no braking shoes and air chambers to make sure brakes are evenly ap
162. round or open circuit para 4 12 If wiring is defective repair or replace wiring 4 10 9 2330 368 14 amp Table 4 2 Troubleshooting Table Continued MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION BRAKES 1 BRAKES WILL NOT RELEASE Step 1 Step 2 Step 3 Check operation of air brake chambers Table 2 1 a If one air brake chamber does not release replace defective brake chamber b If all air brake chambers do not release proceed to step 2 Check operation of parking brake control Table 2 1 a If parking brake control does not operate replace parking brake control b If replacing parking brake control does not correct the defect proceed to step 3 Check trailer valve operation for application of emergency air to air brake chambers If emergency air is not being applied to air brake chambers replace trailer valve 2 NO BRAKES OR WEAK BRAKES Step 1 Step 2 Step 3 Step 4 Check for low air pressure leakage at connection air lines or valves Table 2 1 a If air lines connections are leaking repair or replace as needed b If valve is leaking replace defective valve c If air lines connections or valves are not leaking proceed to step 2 Inspect for grease on brake lining a If grease is present on brake linings replace defective oil seals and brake shoes b If grease is not present on brake lining proceed to step 3 Check for worn brake lining Table 4 1
163. s Capabilities and Features 1 8 Description of Major Components 1 11 EQUIPMENT CHARACTERISTICS CAP ABILITIES AND FEATURES Can be towed by HEMTT and SPLL Can carry up to 22 000 pounds 9972 2 kg of munitions cargo at 50 mph 80 5 kph highway only Gates may be installed or removed e Has blackout lights Has jackknife warning indicators 1 12 LOCATION AND DESCRIPTION OF MAJ OR COMPONENTS a Coupler 1 Attaches to towing vehicle pintle for towing operations Page Equipment Data 1 5 Data 1 1 6 Safety Chains 2 Attach to towing vehi cle to prevent breakaway c Landing Gear 3 Supports front end of HEMAT when not connected to towing vehicle Stowed in the horizontal position when HEMAT is hooked up d Storage Box 4 For storage of inter vehicular air hoses and cable fire extinguisher SPLL adapter lug wrench and other tools Cover hinged in rear located forward in tongue Provided with support strut to hold in open position and latch e Tie Down Rings 5 Used to secure cargo Are recessed in frame pockets f Pod Stops 6 One in each comer of the bed to permit anchoring MLRS pods 9 Manifest Holder 7 Used to store cargo manifests TA252 130 9 2330 368 14 amp 1 12 LOCATION AND DESCRIPTION OF MAJ OR COMPONENTS cont h Tandem Axles 8 Consists of the s
164. s List Not Applicable Section IV Cross Reference Indexes NATIONAL STOCK NUMBER INDEX I 1 PART NUMBER 1 3 FIGURE AND ITEM NUMBER INDEX eese 1 8 APPENDIX ILLUSTRATED LIST OF MANUFACTURED ITEMS n G 1 APPENDIX TORQUE LIMITS ete ere reete eee H 1 APPENDIX I EVEN REREEEE 1 1 ALPHABETICAL 1 INDEX 1 iv Change 2 9 2330 368 14 amp 1 INTRODUCTION Section GENERAL INFORMATION Hand Receipt HR Manuals Destruction of Army Material to Prevent Enemy Use 1 1 List of Abbreviations fen 1 2 Reporting Equipment Improvement 1 2 Recommendations EIR 1 1 1 1 SCOPE 1 4 DESTRUCTION OF ARMY MATERIAL a Type of Manual Operator s organizational direct support and general support maintenance including repair parts and special tools list RPSTL b Model Numbers and Equipment Name 989 Heavy Expanded Mobility Ammunition Trailer HEMAT 11 Ton c Purpose of Equipment Designed for transporting 22 000 pounds 9979 2 kg of payload 1 Four evenly
165. s Manual for Welding Theory and Application een TC 9 237 A 2 Change2 9 2330 368 14 amp APPENDIX MAINTENANCE ALLOCATION CHART Section INTRODUCTION B 1 GENERAL a This introduction provides a general explanation of all maintenance and repair functions authorized at the two maintenance levels under the Two Level Maintenance System concept b Section The MAC immediately following the introduction designates overall authority and responsibility for the performance of maintenance functions on the identified end item or component The application of the maintenance functions to the end item or component levels which are shown on the MAC in column 4 as Field includes two columns Unit maintenance and Direct Support maintenance The Unit maintenance column is divided again into two more subcolumns C for Operator or Crew and O for Unit Maintenance Sustainment includes two subcolumns General Support H and Depot D Section The tools and test equipment requirements immediately following the MAC list the tools and test equipment both special tools and common tool sets required for each maintenance function as referenced from the MAC d Section IV The remarks immediately following the tools and test requirements contain supplemental instructions and explanatory notes for a particular maintenance function B 2 MAINTENANCE F
166. s Tools NOTE Dry cleaning solvent item 3 app E Main member 10 is welded to Wiping rag item 10 E frame and cannot be removed General mechanics tool kit Torque wrench 3 8 inch drive 0 150 Ib ft Remove cotter pin 11 and two flat Socket 1 2 inch 3 8 inch drive washers 12 Withdraw shaft 8 from main member 10 and pawl plate 13 a Removal 6 Remove three lock nuts 14 and 1 Remove spare tire 2 184 screws 15 to detach paw plate 13 from main member 2 Place wheel nuts 1 on studs 2 8 Remove nuts 3 lock washers 4 and clamps 5 Remove pickup member 6 13 15 5 252195 9 2330 368 14 amp 4 28 SPARE TIRE CARRIER cont b Installation 1 Hold landing gear 5 in upside down vertical position and place it so channel 7 is alined with collar on trailer frame b Installation 1 Mount pawl plate 13 on mem ber 10 with three cap screws 15 and 2 Rotate landing gear 5 on frame to lock nuts 14 normal horizontal or vertical position Install pin assembly 6 to secure 2 Slide shaft 8 through pawl plate 13 and main member 10 Install two flat NOTE washers 12 and cotter pin 11 Insure landing gear is cranked all the way up and plunger is in 3 Feed ends of cable 7 through holes second lowest hole 9 in shaft 8 so free lengths are equal 3 Install crank 4 and cap screw 3
167. s wheel and tire to raise bead over rim 13 k With one person holding tire irons 12 and 1 13 down lever long tire iron 11 down across wheel and tire to raise more of bead over rim and hold in place Two persons are needed to lever tire iron 11 down 1 Remove short tire iron 13 12 TA252187 4 40 4 20 TIRE DISMOUNTING cont m Hold tire iron 11 down and remove tire iron 12 Insert tire iron 12 between bead and rim at another position on rim to take another small bite of bead Con tinue to hold tire iron 11 down and lever tire iron 12 down across wheel 1 and tire 2 to raise more of bead over rim n Remove either tire iron 11 or 12 and re peat step m until bead is completely free of rim Remove both tire irons o Apply tire and rim lubricant to lower tire bead p Insert straight end of long tire irons 11 and 12 between lower bead and rim ap proximately 1 inch on each side of stem 6 Scissors cross tire iron 11 and 12 and lever down across tire 2 11 TM9 2330 368 14 amp P E 3 252188 4 41 9 2330 368 14 amp 4 20 TIRE DISMOUNTING cont q Bear down on long tire irons 11 and 12 to raise lower bead above rim Insert short tire iron 13 from underneath between long tire irons
168. se checks are to be performed in the order listed B Before D During A After W Weekly ITEM TO BE INSPECTED Equipment Will Be Item Procedure Check For and Have Repaired Reported Not Ready No W Filled or Adjusted as Needed Available If 3 COUPLER AND SAFETY CHAINS Coupler and or safety Check for loose missing or damaged coupler chain and shackle are 1 or safety chains 2 and shackles 3 missing or damaged Notify organizational maintenance of de fects 4 LANDING GEAR 1 Check operation for binding physical dam age or missing parts Notify organizational maintenance of defects Landing gear does not operate 1 TA252141 2 9 9 2330 368 14 amp Table 2 1 Operator Crew Preventive Maintenance Checks and Services cent NOTE Within designated interval these checks are to be performed in the order listed Before D During A After W Weekly ITEM TO BE INSPECTED Equipment Will Be Item Interval Procedure Check For and Have Repaired Reported Not Ready B D W Filled or Adjusted as Needed Available If Two tires are flat miss a Check for tire pressure of 85 PSI 4 07 ing or unserviceable KPa when tires 1 are cool b Check tires for cuts foreign objects or unusual tread wear Remove any stones from between treads TA252142 6 WHEELS Check wheels 2 for damage and
169. si cold 2 Adjust landing gear to level trailer 3 Fold all trailer side gates down to shade tires from sun s rays 5 14 5 15 PREPARATION FOR USE AFTER STORAGE a Tires Inflate tires to 85 psi cold b Gates Raise gates to locked vertical posi tion c Air System 1 Close air tank drain cocks 2 Uncage air brake chambers b d Perform operator crew and organizational preventive maintenance services 9 2330 368 14 amp 6 SUSTAINMENT MAINTENANCE INSTRUCTIONS GENERAL SUPPORT DEPOT MAINTENANCE Section REPAIR PARTS SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Page Common Tools and Equipment sss 6 1 Special Tools TMDE and Support Equipment Repair Parts neben t 6 1 6 1 COMMON TOOL AND EQUIPMENT For authorized common tools and equipment refer to the table of organization and equipment TOE or the modified table of organization and equipment applicable to your unit 6 2 SPECIAL TOOLS TMDE AND SUPPORT EQUIPMENT Hub extension part number P 1000 refer to Appendix 6 3 REPAIR PARTS Repair parts are listed and illustrated in of this manual Change 2 6 1 9 2330 368 14 amp 6 4 Materials Tools 1 If damage to frame is not too extensive Cleaning compound Item 1 Appendix E straighten member wh
170. tem and will be used for requisitioning purposes c Column 3 Description Indicates the National item name and if required a minimum description to identify and locate the item The last line for each item indicates the FSCM in parentheses followed by the part number d Column 4 Unit of Measure U M In dicates the measure used in performing the actual operational maintenance function This measure 18 expressed by a two character alphabetical abbre viation e g ea in pr e Column 5 Quantity Required Qty Rqr Indicates the quantity of the item author ized to be used with on the equipment 9 2330 368 14 amp SECTION II COMPONENTS OF END ITEM 1 2 3 4 5 ILLUS NATIONAL STOCK DESCRIPTION USABLE QTY NUMBER NUMBER FSCM AND PART NUMBER ON CODE U M ROR NONE SECTION III BASIC ISSUE ITEMS 1 2 3 4 5 ILLUS NATIONAL STOCK DESCRIPTION USABLE QTY NUMBER NUMBER FSCM AND PART NUMBER CODE U M ROR 5995 00 038 3914 NTERVEHICULAR CABLE EA 19207 7728812 2 5120 01 170 4972 LUG WRENCH 1 EA 75204 32501 5120 01 170 4980 LUG WRENCH HANDLE EA 22271 A3800 941 4 4210 00 889 2221 FIRE EXTINGUISHER EA 29743 PA 27BC W D B8 1 5 5340 01 089 4997 NUCLEAR TIEDOWN STRAP EA 8 19207 11669588 TIRE CHANGING BLOCK EA 4 B7924 NOT ILLUSTRATED APPENDIX TIRE MOUNTING PEDESTAL EA 1 EX 1002 NOT ILLUSTRATED TAPPENDIX
171. tes for marred paint corrosion cracks breaks broken welds and other damage c Repair 1 Straighten bent tie down hooks 1 latch ears 2 and latch pins 3 Be sure holes in ears are aligned so pins can enter holes without binding 2 Replace missing retaining cables 4 Use 6 inch length of 1 8 inch diameter 7 x 7 stainless steel aircraft cable and two swaging sleeves part number MS51844 2 to fabricate each retaining cable 3 Straighten bent hinge pins 5 4 Straighten bent slide bolts 6 5 If damage to gate is not too extensive straighten member where possible Weld up cracks in broken welds 6 Clean frame 7 Repaint gate Section 5 11 Materials Tools Cleaning compound item 1 app E Shop equipment welding Tool kit welder a Cleaning Clean frame thoroughly using a stiff bristle brush and water to remove mud and cleaning compound to remove grease and oil b Inspection Inspect frame for marred paint corrosion cracks breaks broken welds and other damage 9 2330 368 14 amp P c Repair 1 If damage to frame is not too exten sive straighten member where possible Weld up cracks or broken welds 2 Clean frame 3 Repaint frame chapter 5 section III TA252210 9 2330 368 14 amp Section PAINTING INSTRUCTIONS Page Materials and Tools 5 12 Painting Procedure 5 12 MATER
172. the Equipment seen 4 2 4 4 UNPACKING AND CHECKING THE EQUIPMENT 4 5 SERVICING THE EQUIPMENT a Remove any metal strapping plywood tapes a Perform the preventive maintenance checks and seals wrapping paper or any other shipping services contained in Tables 2 1 and 4 1 b and protective items b Lubricate all points as shown in the Lubrication WARNING Instructions Section I regardless of Solvent cleaning compound is an interval environmentally compliant product and is low in toxicity However it may Schedule the next preventive maintenance be irritating to the eyes and skin due to checks and services on DD Form 314 its base stock The use of protective Preventive Maintenance Schedule and Record gloves and goggles is required Use the cleaning compound in well ventilated d Report all deficiencies on DA Form 2407 if the areas and keep away from open flames deficiencies appear to involve unsatisfactory and other sources of ignition design b Ifany exterior parts are coated with rust e Perform a break in road test of 25 miles at a preventive compound remove it with solvent maximum speed of 50 miles per hour cleaning compound c Inspect the equipment for damage incurred during shipment d Check the equipment against the packing slip to see if the shipment is complete Report all discrepancies in accordance with the instructions of DA Pam 750 8 4 2 Change2 9 2330 368 1
173. ting beneath it b Clean off all mud as soon after operation as possible 2 26 OPERATION IN DUSTY OR SANDY AREAS CAUTION Under no circumstances will the trail er be pushed at the rear or damage to trailer may result Frequently clean inspect and lubricate the trailer 2 27 OPERATION WITH AIR BRAKE FAILURE CAUTION Do not attempt to operate the trailer with the air chamber springs caged except to move the vehicle out of the traveled portion of the highway in the event of an air system failure a Caging Brake Air Chambers 1 Block trailer to prevent movement by using chocks under wheels WARNING Do not remove flange nuts or bolts High spring pressure inside of air chamber can cause injury if released 2 Remove nut 1 washer 2 and release stud 3 from mounting pocket 4 on brake air chamber 5 3 Remove plug 6 4 Insert release stud 3 into chamber hole and turn one quarter turn clock wise to engage stud in pressure plate 5 Install nut 1 and washer 2 on release stud 3 and tighten nut to cage the air chamber springs 6 Repeat steps 2 through 5 for re maining brake air chambers 7 Remove chocks from under wheels 8 Move trailer to side of road with cau tion 9 Re chock wheels to prevent trailer movement TA252157 b Uncaging Brake Air Chambers 1 Loosen and remove nut 1 and washer 2 2 Turn release stud 3 one quarter turn counte
174. to vertical e Engage slide bolt 4 on gate with pocket in frame to secure f Install left hand rear gate steps a through d 9 Lift up left hand rear gate to vertical so holes in latch eyes 5 are aligned Install latch pins 6 in latch eyes to secure h Install right hand rear gate in same manner as left hand front gate steps a through e i Install right hand front gate in same man ner as left hand rear gate steps a through d and g j Install front gate and rear gate in same man 2 18 ner as left hand rear gate steps a through d and g NOTE Gates can be lowered to permit bet ter access and easier loading Left hand front gate cannot be lowered unless left hand rear gate is lowered first The same is true of the right hand rear gate TA252149 9 2330 368 14 amp P jl i 2 15 OPERATION a Loading 1 Load cargo into HEMAT to distribute load weight as evenly as possible length wise and sidewise 2 Secure load using tie down rings 1 which are located along edge of frame Twenty six tie down rings are provided TA252150 3 If MLRS pods will be loaded on HE MAT attach pod stops 2 to anchor plates in each corner of floor NOTE Tie down ring 3 next to pod stop must be above edge of pod stop b Towing HEMAT 1 Driving When driving the towing vehi cle with HEMAT the overall length of the unit must be kept in mind when pass
175. upport Maintenance Manual with Repair Parts and Special Tools Lists TRAILER AMMUNITION HEAVY EXPANDED MOBILITY 11 TON M989 2330 01 1 09 4258 Current as of 8 May 1991 TM 9 2330 368 14 amp P 15 December 1985 is changed as follows 1 Remove old pages and insert new pages 2 New or changed material is indicated by a vertical bar in the margin of the page and by a vertical bar adjacent to the TA number Remove Pages Insert Pages iand ii i through iii iv Blank 2 7 and 2 8 2 7 and 2 8 2 11 through 2 14 2 11 through 2 14 4 1 and 4 2 4 1 and 4 2 4 5 and 4 6 4 5 and 4 6 4 41 through 4 46 4 41 through 4 46 4 51 and 4 52 4 51 and 4 52 A 1 and A 2 A 1 and A 2 B 5 and B 6 B 5 and B 6 C 1 and 2 1 2 F 1 through 8 2 F 1 through 8 2 9 1 through Figure 13 9 1 through Figure 13 17 1 and Figure 18 17 1 and Figure 18 Bulk 1 and Bulk 2 Bulk 1 and Bulk 2 1 through 1 8 1 1 through 1 12 index 1 through index 4 ndex 1 through Index 4 3 File this change sheet in front of the publication for reference purposes Approved for public release distribution is unlimited By Order of the Secretary of the Army GORDON R SULLIVAN General United States Army Chief of Staff Official 27 7 MILTON H HAMILTON Administrative Assistant to the f theA Secretary of the ny Distribution To be distributed in accordance with DA Form 12 39 E Block 0031 Unit Direct Support and General Sup
176. uspen sion system air brake system axles and the tires i Frame 9 Constructed of steel with a wooden floor Provides the load bearing surface the mounting for the axles and suspension and the mounting for the coupler Service Brakes 10 Brakes are applied to HEMAT wheels through towing vehicle air system and intervehicular air hoses Gates 11 Used to retain cargo within floor area when raised and locked in position Are hinged on the frame for quick installation and removal L Lifting Eyes 12 Slide bolt type located at corners of frame for lifting entire trailer when extended Can be locked in retracted position 14 1 4 m Rubber Bumpers 13 Prevents damage to the HEMAT and the dock when moving the HE MAT into the dock for loading or unloading n Lights 14 and 15 Consists of the clear ance marker stop blackout and turn signal lights Actuated by towing vehicle through intervehicular cable Splash Guards 16 Keeps mud and water from being splashed off the rear tires during rainy weather Will also keep most of the rocks thrown up when traveling unimproved roads from being thrown off to the rear __ Reflectors 17 Provide more visibility of HEMAT in addition to lights 4 Spare Tire Carrier 18 Carries spare tire and permits raising and lowering of tire for use ackknife Warning Indicators 15 19 Consists of tongue mounted clearance m
177. ver rim Remove locking jaw pliers 3 after more than half the bead is over rim h Apply tire and rim lubricant liberally around circumference of upper bead Y SS mE TA252191 4 44 4 23 TIRE MOUNTING cont i Position tire 1 so part of upper bead is below rim on side opposite valve stem Clamp locking jaw pliers 3 on rim on side opposite valve stem j Insert curved end of long tire iron 4 be tween upper bead and rim approximately 10 to 12 inches from position of locking jaw pliers 3 Push down on tire 1 where pliers are located and lever tire iron to force upper bead down over rim k Hold tire iron 4 down Insert curved end of other tire iron 5 between bead and rim several inches from tire iron 4 and lever another bite of bead down over rim 1 Repeat step k using tire irons alternately and working around bead and rim until entire upper bead is down over rim m Remove tire irons 4 and 5 and pliers 8 n Remove hex nuts 6 flat washers 7 and hex bolts 8 Remove wheel 2 and tire 1 from pedestal 9 o Inflate Tire 1 Stand tire upright and hold while apply ing air Applying body weight to top of tire will usually seat tire beads and tire will inflate CAUTION Excessive pressure will damage tire internal structure NOTE If tire beads do not seat during infla tion put a bead expander around out side center of tire to compress tire and force beads to seat If a bead
178. visible indicators a A 2 inch vertical black plate 1 mounted to the front gate 34 inches from each corner of the front gate 252217 2 19 2 15 OPERATION cont TM9 2330 368 14 amp P b A 2 inch black stripe 2 painted on each side of the tongue beam 7 8 4 inches forward of the bed An amber clearance marker light 3 mounted on the tongue strip d A blackout clearance marker light 4 mounted directly above the amber light CAUTION If the clearance marker lights and or black stripes become visible during backing the turn is too sharp and jackknifing is occuring 6 Backing When backing the rear of the HEMAT will always move in the op posite direction of that in which the front wheels are turned When the wheels of the towing vehicle are turned to the right the rear of the HEMAT will go to the left When the HEMAT has turned and backing in a straight line is required turn the towing vehicle wheels in the direction that the HE MAT is moving This will slowly bring the towing vehicle and the HEMAT in a straight line CAUTION Two ground guides are needed to back the HEMAT safely Avoid backing up TA252218 b Station one ground guide to the right or left rear of the trailer and the other ground guide to the left or right front of the towing vehi cle Front ground guide must be visible to operator at all times to provide backing instructions

trailer, ammunition, heavy expanded mobility, 11 ton, m989 (2330

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