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Bulk Feed Auger Unload

1. 22045 NOIMOIJDGdS 4d __ 80 1 65 _____8 2 1 PY a AU 9 55680 66 1 2 9 t5680 6G 091018104 NOTIIAS AWA b 8 96580 66 211160 NUITS 1 NADHS JON SSONVH T 9 5180 66 781550010 NUTIJSS ATH 3334 5 PS 9 5660 66 000 908 IHOT3 Si 131100 2 9 oa ___9 22281 65 15062 94 BIBI 2 L 9 82281 65 CTS 008 TTB 218 9 966 1 6 1804 39049 93006 d3ldVOY 2 6 9 84 1 46 SH oe rki davov Ol 8 98 76 v 89 46 0 EL S9 vLLEI ZG vi 9 76561 66 MAS ION 3531 D 91 SI 9256551265 MU Jon WS NIB 40 91 suc suc CY SAWA ano Z1 vt ETT i S cHrE vO 8 9 Ela NMDHS 1DN S3733 1804 gt dd CAH 9 2950 76 oo 1 9 JLLVIGHOS 18NI WOIdAL WI 9 sBdcvo v BE SYA OT 9 02 540100 s HL 1911 WDOB 1 21183 3 WOO ASN HSnaat 33738 d3AUSSDS ZA SOLOW 08 INA YI 118 Hopper Auger
2. ee 4179 41 if 183130 504 RIA X SHAWA 31VB IBEX S04 MV ION S33I Hd tald JI1VW3H S ISNT WOIdAI A WINY S S i 198140 ADH NS ipn 2 1 NA ____ 7 rU zgony 1311 WOCE 531 158 NUT IVIUS ANY 8333115 5 65 Hopper Auger Stuffer 122 MAINI G vt OBE b6 590974 NIAYA NM ONT VONT TVA 1070 SERT 4 aad lid Mi 41 55070510 20 CETERAE camo 7 SESH YSGWIN MODIS NOLLOIJDERS D 381 Sails GRON 9 88vEl 6G 80085E80f 88 1 57 VERE _ 9 55580 65 BTWaNd I 2 9 75580 65 TWN 2 E 9 06181 68 19060804 1195 53195 0 01 50 8 45580 86 NOLJ S WXNVI 1 9 51 80 66 061556019 3H 9 __9 2 880 65 000 60 ON3 ASAD 2 9 22841 6 159 0062 3901818 7 AHA 2 8 9 281 65 1408 6 92965 1 45 3c 9 8 1 46
3. a QU 0 SS aan ______ 96 16 _______ EN __ 62281 25 1 SI r rA 89 v6551 66 UV ONT HD X 95559 51 O O 20 Ol Bi SU 6 t KZ diia CAH ra NADHS JON 53917198 1909 JIIVW3HOS 715 WIIdAL 9 298606 9 I 9582061 4 912 mE 3 B 1 ar Hd 0 0 o JE m NM n E 4 4 rae Zr lt T SOLOW MJ 1217 gt SOLD ALLOW 3 T 3 WODE SOLON 078 SONY 2335015 331733 S3AUSSOSD A 4010 G PEDBE 66 839 ONTAVAG 8 17 Hopper Auger Stuffer Blower 123 8 18 GATE TOWER MANUAL Each compartment is equipped with a gate that controls the flow of material into the trough conveyor Each gate is opened and closed manually with a crank or with an air cylinder For units built prior to 1999 see figure 8 40 the tracking chain must be positioned snugly against the sprocket to prevent tooth jumping or jamming To adjust the tracking chain follow this procedure 1 Stop engine and remove ignition key 2 Enter compartment and remove cover over tower 3 Loosen jam nut on tracking chain position bolt 4 Usethe position nut to properly locate the t
4. 108 Torque Specification Summary 75 144 P PAGE Suspension System 102 Air Ride Suspension 102 Mechanical Suspension 106 Suspension System Schematics 107 M T 85 Wheel Hubs Bearings 81 S BREITER 10 General 11 Hydraulic Safety 19 Maintenance Safety 13 Operating Safety 12 Safety SINS 14 Sign Off 15 Tir Safety 14 Travel Safety PR 14 Unloading Safety 12 Safety Sign Locations 16 Service and Maintenance 54 54 Fluids and Lubricants 54 GreaSiNG 54 Hydraulic rint totes 55 141 Bolt Torque 142 Hydraulic Fitting Torque 143 T Trailer Servicing Intervals 56 Servicing Record Summary Lubrication 67 Trouble Shooting 126 U Unloading System Servicing
5. a t ae 4 b Close Machine is shown with guard removed or access door opened for illustrative pur poses only Do not operate machine with guard removed or access door opened B Air This two position toggle switch controls the power to the valve that directs the air to the cylinder inside the gate tower Move the switch up to open the gate and Manual Air down to close Tower Opened a Open b Close Switch Air Fig 4 12 TANK GATE 34 4 Cab Controls Each tractor section or power unit must be equipped with an auxiliary hydraulic system to provide pressurized oil to operate the machine The hydraulic pump is powered through the PTO drive with the control box located in the doorway to the left of the driver The control for the pump PTO will be labelled Pull the yellow collar up and move the red knob forward to engage the PTO and drive the hydraulic pump Push down to disconnect the drive and stop the pump Most systems are not live and cannot be engaged and disengaged without depressing the clutch NOTE Put truck in gear first to stop transmission clash when engaging PTO Then shift trans mission to neutral again when PTO engaged Fig 4 13 PTO CONTROLS 5 Remote Control Optional a ON OFF Switch This 2 position toggle switch turns the power on to the hand held radio transmit ter Move the switch to the left toward the aerial to turn OF
6. resi radat sanae viria 28 OK NG aa 30 Machine Placement 36 ON OA END Hc 39 Optional Equipment 52 Pre Operation Vehicle Inspection Procedure RM 25 22 To the New Operator or Owner 21 49 Breaking Guidelines 50 Operating Instructions 49 Tires 51 P Periodic Maintenance and Adjustments 75 ABS Vehicle Control System 112 ABS Schematics www 114 Air Chamber Spring Brake 101 PUSSY 110 System Functional 110 Air System Inspection 110 Air System Schematic 111 Axle Alignment VEV aad 79 89 Electrical 115 Electrical Schematics 116 TT 78 Gate Tower Manual 124 Hydraulic Schematics 117 King Pin and Fifth Wheel Plate 77 Slack AdJjusSterS ww wmmmmmmawa 92 Rockwell Automatic 92 Manual and Automatic Maintenance 93 87 Tire Wear Patterns
7. 3371349 ISd 000 NADHS LON S3 1891930 13130 504 NMOHS LON 531795 1304 JELWGHIS ISNT AJADA WIIdAl SUAWA 3179 did OAH 3301410 00 09 09 ds PA Bg AT LP E E ifs ee E f ET ERST LE 3 EN 49 2 0 0 DING MD HOntdall SLOW amm mma Hopper Blower 119 S 1088 65 NI VONT TVA UAM SH UCA ADDIS NDIII Le 9 897 1 65 80086008 0811 0 1 9 75580 65 091018108 NIILES HTMNd AR v 9 GGGB0 66 WTWNd AVE 1 OOEZ OL 13539 WALT HIT 9 6 680 68 96111808 NOTLJIS 1912345 WIONYL AYA E 1 7 OTONI 154 0002 THIS 00 1070 gl 3 KALLTA Hi LIH 5 00 Tad WI a TURA WE 51 90 62000483 51070 Saas 59940 TN 11 ORT 5 SWA E SIKI SNES SHNI 35 0 TW STNI 9 25880 66 000 90 ONJ 1 5 JON STIONYH 9 42281 66 154 0082 JAWA 1
8. 2 2 10 11 12 13 OPERATING SAFETY Read and understand all the Operator s Manual and all safety signs before operating or adjusting the Walinga Bulk Feed unit Perform circle check before driving Do not allow riders outside the cab during road or highway travel Drive very carefully when negotiating hilly or uneven terrain Keep hands feet clothing and hair away from all moving parts Place all controls in neutral disengage PTO clutch stop the engine set park brake re move ignition key and wait for all moving parts to stop before servicing adjusting repairing or maintaining Stay away from power lines when moving boom or climbing on top of the trailer Electro cution can occur without direct contact Do not open access doors to airlocks trough chain or augers while the air system or auger are running Use care when climbing on ladder s and or platform s to prevent falling Maintain running gear in good condition at all times In addition on trailers maintain king pin and fifth wheel assembly in good condition Clear the area of all bystanders especially children before starting up and operating the unit Make sure that all lights and reflectors that are required by the local highways and transport authorities are in place clean and can be seen clearly by all overtaking and oncoming traffic Do not operate unit with spring brakes caged or brakes disabled Block wheels if unhoo
9. 4 9 1 OPERATING INSTRUCTIONS Since this equipment can be used in a variety of conditions it is difficult to give instructions appro priate for all applications However these general guidelines apply to all situations 1 sure that the trailer is securely attached to the towing vehicle and locked into position 2 Besure that the air hydraulic and electrical lines are securely connected and that they have sufficient slack for turns 3 Besure that the brakes are properly adjusted and in good working condition 4 Be sure that the electrical harness is securely attached and all lights and reflectors are clean and operating 5 Maintain the mud flaps in good condition to minimize road splash in wet conditions 6 Always maintain the truck and trailer in good mechanical condition 49 4 9 TRANSPORTING cont d 4 9 2 BRAKING GUIDELINES Safe reliable and trouble free operation of your unit requires that the brakes be maintained in good operating condition at all times and the driver follows good application techniques when driving The irresponsible use of brakes by the driver when traveling can contribute to low brake life or result in system malfunctions short life and poor tire wear patterns The following list summarizes some basic operational guidelines for the driver 1 Check the function of the brake system at the start of each day 2 Maintain a safe vehicle speed at all times Slow down for rough r
10. The PTO driving the hydraulic system and the PTO driving the blower have now been set Set engine speed at 1050 1100 RPM to provide sufficient oil flow to the auger drive motors Use hydraulic control lever to start the vertical and boom auger drive motors Start the trough conveyor drive motor Set flow to start trough conveyor movement if equipped with manually oper ated flow divider NOTE On systems equipped with the flow compensa tor the compensator will automatically set the speed drive system pressure of the trough auger to produce a boom and vertical drive system pressure of 1500 to 2000 psi 10245 to 13660 to kPa which provides maximum capacity Fig 4 26 CONTROLS 42 9 Openrequired tank compartment sliding gate starting with rear compartment Trailer h Use the manual flow control on the trough conveyor drive system to set the vertical and boom auger drive pressure at 1500 to 2000 psi 10245 to 13660 kPa to maxi mize unloading capacity NOTE Watch pressure on boom and vertical drive system gauge i Increase the speed of the trough conveyor until the material starts to back up in the sight glasses Reduce conveyor speed slightly until material flows smoothly j When the compartment is empty open the sliding gate over the next compartment Repeat with the next compartment until all are empty IMPORTANT Do not try to empty more than one compartmen
11. _ _ Exhousts from Springs CENTER PORT Springs BOTTOM PORT inlet Valve Schematic Fig 9 30 RIDE HEIGHT CONTROL 104 5 Dump Valve All air control systems are equipped with a dump valve that allows the operator to exhaust the air from the system as required a Always dump the air when parking the trailer and before unhooking b Dumping the air is optional when i Loading The rapid or sudden addition of load to the trailer can cause the control valve to search for neutral Exhausting the air rests the frame on the interval bumper and pre vents the valve from searching When the loading is completed close the valve to repressurize the system Fig 8 31 DUMP VALVE li Unloading Dumping rapidly can also require the valve to search for neutral Close the valve when the unloading is completed to repressurize the system 105 8 11 8 11 2 MECHANICAL SUSPENSION Two types of mechanical suspensions are avail able on the trailer and must be specified and ordered from the factory Both work well and provide the customer with a choice The standard suspension for the tandem and triaxle models are the Reyco 21B 8 leaf and the Hutch 9700 3 leaf Both are designed to require minimal service and maintenance on a trailer However these service intervals and maintenance procedures must be followed Service Intervals 1 Follow the break in procedure specified in Sectio
12. 21 To the New Operator or Owner 21 77 01 22 EG WI 23 Pre Operation Vehicle Inspection Procedure 25 Hooking Up Unhooking wwmmmmmmwmanwa 28 POOKNG UD rr 28 30 31 Machine Placement 36 Operation 39 ncinjeegigoe tants 49 Operating Instructions oce qexsr unn darn rne 49 Breaking Guildelines 50 VINES aa o1 Optional Equipment 52 Service and Maintenance 54 vilis EEE EEE E 54 PCS ANI 54 54 55 Trailer Servicing Intervals 56 Servicing Record Summary Lubrication 67 Unloading System Servicing 68 Servicing Intervals 68 SeryI6e 2121600 ide 74 Periodic Maintenance and Adjustments 75 Torque Specification Summary 745 Kingpin and Fifth Wheel Plate 77 Fifth Wheel RETE 78 dient en diaveriaraensaunderntenchensacei
13. 68 Service Intervals 68 Service Record 74 MANUAL COMMENT FORM We would appreciate your input in helping us to provide you the customer with improved manuals Please use this form to submit Comments Errors Omissions and Suggestions on this Manual We would like your comments on things you do not like about this manual as well as things you do like about the manual Please send this form via mail e mail or fax to Walinga Inc or forward it to the closest Walinga Dealer or Sales Representative Thank you for your comments MANUAL NO 34 6 PAGE NO PAGE NO PAGE NO ADDITIONAL COMMENTS CUSTOMER INFORMATION COMPANY NAME CONTACT STREET ADDRESS CITY STATE COUNTRY POSTAL CODE PHONENO J FAXNO __ E MAIL SEND TO Walinga Inc FAX TO 519 824 5651 Marketing Department E MAIL tjm 2walinga com RR 5 Guelph Ontario Canada N1H 6J2 145 ari ry ENGINEERED Jil TRANSPORTATION EQUIPMENT d Head Office RR 5 Guelph Ontario 6 2 PHONE 888 925 4642 FAX 519 824 5651 www walinga com FACTORY DISTRIBUTION AND SERVICE CENTRES CANADA 70 3 Ave Box 1790 Carman Manitoba Canada ROG 0 0 Tel 204 745 2951 Fax 204 745 6309 220 Frontage Rd Davidson Saskatchewan Canada 506 1 Tel 306 567 3031 Fax 306 567 3039 USA 1190 Electric Ave
14. 9 JAWA 104 v 4 9S 48G El G 5990061 PZT g L EI Z78 eaidvov g 8cc8l 6S 154 0081 9 96641 5 1809 p 1 M 93006 Oc C3 im 9 6961 6 0930061 8Wcl SHO 9 06541 25 1409 391 PAZA 95006 5 8I 1 91 1N3iJX SDd cV 149130 504 i 3190 0313 9NTadS 9 76551 65 NIA N v 9 56551 65 TYKS WIX A 9 cwS0 YB ______ __9 582 0 NADHS IGN 53317138 1809 939115 d3ddBH Hopper Stinger Hd 91 0 ADS 0 0 109107 ADH HANDAL SIE JII 10H NOTIVION 2 1311 WOGG JITIVSOAH Cac rt 120 5 ES 319000 7 am Ws 2905 NOIMOIJDSdS WING ____ 9 897 1 66 80085800 ONJ 1433 C 1 9 55580 65 ____ 180 1 2 9 75580 66 OSIPEIBIOW NUILJS AVA 2 9 95680 66 NOTIJAS 1 v __9 51 80 65 156604 IH 5 9 556551 65 NADHS TWAS 8 42281 56
15. BOX AMBER TUR ER TURN BROWN YELLOW pen RED STOP WHITE m RED TAIL f BLACK SIGNAL LIGHTS CLEARANCE Light Schematic GREE PRESS BUILDUP RED NOT REBHIPED SYSTEMS WITH ELCIRIC VER ATR DVER HYDRAULIC mE 12 VOLTS BATTERY LOWER BROWN 3 BLE BOOM DER CAP 7 POLE STET t r1 Remote Switch Schematic 116 62 00983 82 01942 5 i0 FT 7 WIRE CABLE 82 00524 112 ITE SWITCH ON hs 82 13706 5 STIEK 1 CALE E ENS W SHON 82 5062 7 1 HYDRAULIC SCHEMATICS 8 17 ONT gl 134 5 XD 30 0 HE _______0 am EU SDR Pestis ls i CNT SVS X dWild UAH uncza NITIVAL OL Ads KO Wr 7 NIN AWA 3149 X ISd 0055 ALIOVdV 08 531194 JelfiSSddd 331112 01 SZ e OL Ads 117 Tandem Pump Tractor Wetline 2 9 nen INI VONTIVA aa LE 1 o ig eH UB ee DUE NAE BEC TEE TES _ SIM
16. WALINGA Trailer Truck BULK FEED UNIT AUGER UNLOAD OPERATOR S MANUAL TL ENGINEERED _ JiL TRANSPORTATION EQUIPMENT d rd e WALINGA INC Head Office RR 5 Guelph Ontario 6 2 PHONE 888 925 4642 FAX 519 824 5651 www walinga com FACTORY DISTRIBUTION AND SERVICE CENTRES CANADA 70 3 Ave Box 1790 Carman Manitoba Canada ROG 0 0 Tel 204 745 2951 Fax 204 745 6309 220 Frontage Rd Davidson Saskatchewan Canada 506 1 Tel 306 567 3031 Fax 306 567 3039 USA 1190 Electric Ave Wayland USA 49348 Tel 800 466 1197 Fax 616 877 3474 579 4th Street NW Sioux Center lowa USA 51250 Tel 800 845 5589 Fax 712 722 1128 PRINTED IN CANADA ISSUE DATE June 1998 Auger Unload REPRINT January 2008 Operators Manual OM PART 34 17696 6 Dear Customer Thank you for choosing WALINGA TRANSPORTATION EQUIPMENT For your conven ience should you require any information related to Parts Service or Technical Engineer ing please contact one of the following Walinga Personnel TECHNICAL ENGINEERING Janus Droog ext 259 email jad walinga com Bill DeVries ext 238 email odv walinga com Butch Medemblik ext 250 email chm walinga com WARRANTY CLAIMS Amy Vanderzwaag ext 254 email anv walinga com SERVICE MANAGER Andy Nijenhuis ext 228 email andy walinga com PARTS MANAGER Jack Lodder ext 224 email jel walinga com Parts De
17. 0208 6 NI 2 WW 31 0 IWE SJON CODIS 2345 9 89 61 65 80086E80f ONT L 9 vSG80 65 OSIEIBIOW NOLLIS HTWaVd 1 2 9 EEB80 65 601161804 NOILJSS 7412345 WINYL 1 9 eS880 55 000 900 CNA v 9 997 1 65 100060210 2107004 NIMA 5 9 82281 656 Sd 008 AIDI 194 c 9 966 1 6 1809 39w9 980061 1 L 9184116 23006 E S LLEI IG e 116 8 2 9 1 5 93006 EWI 801 1 Ol S OBSZ1 ZS 1809 93006 BOT 3 EI G8 9 76561 65 HY UNIS 0 9 56551 65 NADHS HON TS ONT v 9 S9 sBevo vG jo HSV 20 4 HYDRAULIC SCHEMATICS cont d 8 17 psu E MERTZ Nia Eq eps ISd 00 01 13538 WALT 48V4 He ASN 1070 m waa D DEA H 1909 41 51 0 SINAIS 30 HIM SIH INAS SIONI WE IW TW HIERS STMI V Z B8 6
18. 40 000 km 100 000 miles 150 000 km 5 000 miles 8 000 km or monthly 5 000 miles 8 000 km or monthly 30 000 miles 50 000 km or yearly As appropriate Use a good quality lithium based extreme pressure grease throughout MIL G 25013C in below 40 F NOTE Do not use excessive lubricant 67 LUBRICANT Chassis grease Chassis grease SAE 80W90 gear oil SAE 80W90 gear oil Chassis grease Chassis grease Chassis grease 7 UNLOADING SYSTEM SERVICING 7 1 SERVICING INTERVALS 8 Hours Daily or 500 Miles 1 Check condition of hydraulic system filter Weekly 10 Days or 5000 Miles 1 Grease trough auger bearings front Monthy or 10 000 Miles 15 000 Km 1 Grease trough auger bearings rear Fig 7 2 TROUGH AUGER BEARINGS FRONT Fig 7 3 TROUGH AUGER BEARINGS REAR 68 Monthy or 10 000 Miles 15 000 Km cont d 2 Grease the vertical auger top and bottom Fig 7 4 VERTICAL AUGER 69 3 Grease boom auger bearings drive driven and support bearings 1 50 equipped Driven Support Fig 7 5 BOOM AUGER BEARINGS 70 Monthy of 10 000 Miles 15 000 Km cont d 4 Grease boom rotation collar Fig 7 6 BOOM ROTATION COLLAR 5 Grease boom lift collar Fig 7 7 BOOM LIFT COLLAR 6 Grease or oil boom rotation drive roller chain IMPORTANT Lift boom out of saddle and rotate to left 270 while lubricating chain t
19. If the free stroke is in the correct range the out of spec stroke is due to a foundation brake problem Check for missing or worn compo nents cracked brake drums or improper lining to drum contact If the free stroke is Measure with brake applied using lever greater than recommended an automatic Dimension slack adjuster function test should be per formed Fig 9 26 FREE STROKE 99 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE cont d AUTOMATIC SLACK ADJUSTER FUNCTION TEST 1 Remove the then rotate the adjusting mechanism at least one complete turn as if backing off the brake adjustment see Fig 8 27 Style C The must be installed properly and tightened to 15 20 ft lbs after backing off the adjuster Apply the brakes several times and observe whether the adjustment mechanism is rotating in the direction needed to reduce brake chamber pushrod stroke If the adjusting mechanism does not rotate the slack adjuster should be replaced ADJUSTING MECHANISM HEX STYLE B Fig 8 27 SLACK ADJUSTER TYPES PREVENTATIVE MAINTENANCE Every month 8 000 miles or 300 operating hours check brake chamber push rod travel stroke should be as short as possible without the brakes dragging or the push rod binding Adjust manual slacks if necessary Due to different operating conditions adjustments may be necessary at earlier intervals 100 Ch
20. Isa 0068 ANBA Z L 9 1 65 10000 v B 9 96621 4S 1809 39099 p 1 A 9006 2 6 9 28 1 16 __________ 99006 v Ol S LLEI S 4 9 S081 5 8 9 1 5 lE vEt 9 1 66 NAOHS JON 0 61 SI 0 6 91 Q Epeel v6 2 1 9 9 8 8I EBN E g evtS0 v6 O Z o BEN sjel 9 sgevo 6 1 002 24 WOLIS3A 3 008 HYDRAULIC SCHEMATICS cont d 8 17 HAB VONITVA NB S E 33 al 0 0 8 AT 2144 HINDI 7 4 1925 SI O zA HTHNM OL 5400 0312 SIVAN SIHI y 319 d ama Qut N B 06 0 ALND ATH Jj WO 141 NOTLVI08 65 Hopper Auger Blower 121 69 M 48 NAYO 662 WW 31YO SIN IWS Hd HIE ONT VONTTVA ae ME E _ B3EWTN 20015
21. Safety signs are available from your Distribu tor or the factory How to Install Safety Signs Be sure that the installation area is clean and dry Be sure temperature is above 50 F 10 C Decide on the exact position before you remove the backing paper Remove the smallest portion of the split backing paper Align the sign over the specified area and carefully press the small portion with the exposed sticky backing in place Slowly peel back the remaining paper and carefully smooth the remaining portion of the sign in place Small air pockets can be pierced with a pin and smoothed out using the piece of sign backing paper 2 9 SIGN OFF FORM Walinga follows the general Safety Standards specified by the Society of Automotive Engineers SAE and the Occupational Safety and Health Administration OSHA Anyone who will be operating and or maintain ing the Bulk Feed unit must read and clearly understand ALL Safety Operating and Maintenance informa tion presented in this manual Do not operate or allow anyone else to operate this equipment until such information has been reviewed Annually review this information with all personnel Make these periodic reviews of SAFETY and OPERATION a standard practice for all of your equipment A sign off sheet is provided for your record keeping to show that all personnel who will be working with the equipment have read and understand the information in the Operator s Manual and hav
22. 5 the pawl serrations and the v E an aat actuator rotates Installed 5 Asthe actuator rotates downward Hex Head Clevis Pin large it turns the worn gear that turns Round Head Clevis Pin small the gear spline camshaft to maintain the brake adjustment Actuator Rod i Improved 6 Pull the pawl out and block in the 2 out position when disassembling the brake system Retaining Ring 7 Use the bottom nut to turn and Color Coded Threaded adjust the gear position Boot Retainer JE Pull Pawl Actuator Worm rease Fitting Schematic Fig 8 19 ROCKWELL SLACK ADJUSTER TYPICAL 92 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE In an S cam type foundation brake the final link MANUAL SLACK ADJUSTERS between the pneumatic system and the foundation Manual slack adjusters contain four basic compo brake 1 the slack adjuster The arm of the slack nents the body worm gear worm shaft and adjuster is fastened to the push rod of the locking screw or collar See Fig 8 20 chamber with a clevis and the spline end is installed on the brake camshaft The worm shaft of a slack adjuster incorporates an external adjusting hex Turning the adjusting Primarily the slack adjuster is a lever that con hex rotates the worm shaft which turns the worm verts the linear force of the air chamber push rod gear and brake cam shaft thus spreading the in
23. Chamber Power Stroke A power stroke at 80 90 psi brake application 3 Measure the brake chamber face to the pressure will check both adjustment and center of the clevis pin see Fig 8 23 foundation brake condition Perform the following 4 The difference between the brakes re leased and applied measurements is the 1 Measure the brake chamber face to the power stroke measurement If the stroke center of the clevis pin at all wheel is less than the maximum stroke for the locations see Fig 8 22 chamber size see Table 5 the inspection is complete If the power stroke is more 2 Make brake applications until the air than the maximum stroke for the chamber reservoir gauge reads 90 100 psi Then size see Table 5 refer to the section have an assistant make a full brake entitled FAILURE ANALYSIS application and hold it 96 AUTOMATIC SLACK ADJUSTER ADJUSTMENT PROCEDURE AT RELINE AND INSTALLATION An automatic slack adjuster should be manually adjusted after a brake reline and or installation using the following procedure 1 Position a wrench or socket over the adjusting mechanism NOTE If the automatic slack adjuster is equipped with a pawl remove the pawl for the brake adjustment and then properly reinstall the pawl see Fig 8 24 Style C Tighten the pawl to 15 20 ft Ibs 2 Rotate the adjusting mechanism until the brake shoes contact the drum Pull on the slack adjuster by hand to make sure it will not move If
24. Fig 4 17 BOOM ROTATION 14 Swing the boom to the left or the right as required for unloading but watch the location of the boom drive hydraulic hoses Do not pull the supply hoses tight when positioning the boom If this occurs swing the boom around the other direction or reverse the direction of the unit to keep the hoses slack IMPORTANT It is recommended that the boom be positioned to the left side of the unit or behind it for unloading to eliminate tight hydraulic hoses Drive in from the opposite direc tion if required Fig 4 18 SUPPLY HOSES 37 15 Swing the boom around and position the boom discharge over the feed storage facility NOTE It may be necessary to move the unit to centre the discharge in the opening 16 Leave the boom a small distance above the storage structure Do not rest the boom on the storage structure Boom sag while unloading could damage the structure 17 Then proceed to section 4 8 Operation for unloading procedure 18 Reverse the above procedure when unloading is finished and stowing the boom prior to transport Fig 4 20 POSITIONED 38 48 OPERATION A OPERATING SAFETY Read and understand all the Operator s Manual and safety signs before operating or adjusting the Walinga Bulk Feed unit Perform circle check before driving Do not allow riders outside the cab during road or highway travel Drive very carefully when negotiating hilly or uneven t
25. HO T LLL D GE AIR RESERVOIR GLADHAND SERVICE CONTROL E gt OTERO bel EL Ok EY os Tank GLADHANG EME id Y 55 LADHAND EMERGENCY SUPPL FE2 VALVE 1 FF2 VALVE i iy 1 CHAMBER jt I I a GN 4 5 AUTOMATIC SLACK SERVICE CONTROL tmm mom op 5 Or Triaxle Tridem W FF2 111 8 14 Trailers can be equipped with a system that controls the brakes on a vehicle to prevent wheel lock up when braking The system consists of an ECU Electronic Control Unit Modulator ABS modulator valve tooth wheel wheel speed sensor and wiring harness The system configuration is determined by the number of wheel sensors and relay valves in the system The system is designed with a self diagnostic feature that monitors the condition of the system and can indicate system faults through a series of cooled flashing lights Each operator and or serviceman should have a copy of the Service Booklet from Rockwell that explains the Blink Code Diagnostics System Use the ECU Valve serial number and configuration to specify the applicable booklet for your system 1 Power The system can be powered by tapping into the live wiring harness or through the brake light circuit With the former the system is ON whenever the ignition
26. Manual Bearing Adjustment a Tighten to 200 ft lbs c Tighten to 50 ft lbs b Completely loosen d Loosen 1 4 turn Fig 6 6 BRAKE WHEEL END b Landing gear bolts 1 2 in 115 ft Ibe 5 8 in 220 ft Ibs Fig 6 7 LANDING GEAR MOUNTING BOLTS 59 Weekly 10 Days or 5000 Miles cont d c Retorque cast spoke wheel rim nuts if so equipped Table1 Recommended Wheel Bolt Torque Spoke Wheels Ft lbs Torque Dry 5 8 11 150 175 3 4 10 210 260 IMPORTANT Do not over torque fasteners Over torquing can strip threads collapse spacers or lead to other problems that cause loose fasteners Use an accurate torque wrench when tightening fasteners 6 Spoke Torquing Sequence Wheel Typical Fig 6 8 CAST WHEEL RIM NUTS 60 Weekly 10 Days 5000 Miles ee cont d a n Outer Cap Nut d Retorque for stud pilot inner and outer wheel nuts if so equipped Table2 Recommended Wheel Stud Torque Disc Wheels inner Cap Nut Inner Schematic Typical 3 4 16 Disc 450 500 1 1 8 16 Disc 450 500 15 16 12 Disc 750 900 1 5 16 12 Disc 750 900 Bud 390 440 Unimount 10 WHD 8 400 600 e Retorque hub piloted wheel single nuts if so equipped Table 3 Recommended Wheel Stud Torque Ft Ibs Torque M22 x 1 5 450 500 33 mm or 1 1 2 Hex M20 x 1 5 280 330 30 mm Hex IMPORTANT Do not over torque fasten ers O
27. Systems Check that access doors are closed and secured compartment gate crank is stowed and secured the boom is in its transport cradle tank covers are closed control box door closed and secured and all guards in place and secured Step 7 Left Rear Trailer Wheel Area Check all items as done on right side Step 4 Right Rear Trailer Wheel Area Step 8 Left Side of Trailer Area 1 Check all items as done on right side Step 3 Right Side of Trailer Area 2 Tank Gate System a Checkthat tank slide gates are down and secured with retainer b Check that tank gate crank is stowed secured Step 9 Trailer Functional Check Tractor Attached 1 Check for proper connection of the air brake glad hands hydraulic system couplers and secure contact of electrical connection 2 Start engine 3 Build up air pressure in the tractor trailer systems 4 Turn lights and inspect for proper function of a Clearance lights b Identification lights c Turn signals and 4 way flasher d Sidemarker lights e Tail lights f Stop lights 5 Check the function of brakes a Apply service brakes b Apply parking emergency brakes Stop engine i Release trailer emergency brakes li Apply service brakes Air loss should not exceed 3 psi per minute on single vehicles 4 psi per minute on combination 45 HOOKING UP UNHOOKING TRAILER Special care should be taken when hooking up or unhooking trailer to
28. analyser and duplex gauge to pin point brake imbalance Check functional return spring in service chamber or spring brake Check open lines no kinks bends closed shut off cocks restrictions excessive elbows Have authorized use of jumper hose analyser and duplex gauge to pin point brake imbalance Check for damaged actuator rod Replace as required Slack adjuster internal components seized Replace Replace slack adjuster Replace bushing PROBLEM 5 AirSystem cont d Poor braking performance cont d CAUSE Full function valve FFV leaks at exhaust port with brakes released Full function valve FFV leaks at exhaust port with service brakes applied Spring parking brake service only service chamber side of spring brake drags or won t release Spring parking brake leaks when pressurized for park brake release 134 SOLUTION Replace FFV valve Replace FFV valve Check for Improper adjustment restriction or broken line Diaphragm failure System pressure too low 120 psi min Replace entire unit or piggy back emergency section Check for Ruptured spring side diaphragm Hose leaks Repair hose leak or replace spring brake chamber PROBLEM 6 Hydraulic System No oil pressure Noisy pump Discharge auger will not raise Vertical discharge and floor augers running in reverse Auger does not turn when motor is running Auger will not swiv
29. and hose connections on service or supply line Check service chamber at clamp housing push rod for damage Check service chamber diaphragm Check emergency chamber clamp and vent holes for leakage Repair or replace air chamber as required Check FFVII brake valve if so equipped Repair or replace as required Check slack adjuster and chamber spring brake push rod alignment for interference Assure slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Assure open lines no kinks bends closed shut off cocks restrictions excessive elbows Assure adequate tractor brake function Have authorized service center check for adequate pressure and timing balance relative to tractor trailer application PROBLEM CAUSE 5 AirSystem cont d Trailer brakes drag System or component failure Trailer brakes won t apply oystem or component failure service Park emergency brakes won t System or component failure release 131 SOLUTION Assure emergency line exceeds 120 psi pressure check and maintain governor at max cut in Check slack adjuster and chamber spring brake push rod alignment for interference Assure slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Assure open lines no kinks bends closed shut off cocks restrictions excessive elbows Check for trapped service air pres sure at trailer service
30. bent rims broken spacers studs clamps or lugs b Condition of tires properly inflated valve stems not touching wheel rims or brake drums valve caps in place no serious cuts bulges tread wear or any signs of misalignment and no debris stuck be tween the tires c Tires all same type e g do not mix radial and bias types on the same axles d Wheel bearings and hub no obvious leaking e Mudflaps in place and in good condition Tandem or Triaxles a Hepeat wheel and tire inspection as above b Flexible air lines not cracked cut crim pled or otherwise damaged secured against tangling dragging or chafing c Sliding axle anchor pins locked in place Suspension a Mechanical Condition of spring s spring hangers equalizers and U bolts b Air Condition of air bag s axle clamping bolts pivot arm and height control valve c Check that air suspension is inflated and at proper ride height Step 5 Brakes 1 Brakes Condition of brake drum s Condition of hoses lines and valves Check slack adjusters Check air chamber mounting Check spring brakes if so equipped Drain moisture from air tank with cable Papp Step 6 Rear of Trailer Lights and Reflectors a Rear clearance and identification lights clean and operating and proper color b Reflectors and conspicuity tape clean and proper color c Tail lights clean operating and proper color 27 2 CheckUnloading
31. code to identify fault cause and location as defined in Maintenance booklet Always correct any faults as they are identified to maintain the unit in top operating conditions Fig 8 38 ABS CONFIGURATION 113 615 ABS SCHEMATICS EMERGENCY SUPPLY CIN REL SERVICE 7 DELIVERY PARK EMERGENCY DELIVERY TO JUNCTION BOX BLUE CONSTANT POWER WH GR TR WARNING LAMP RED STOPLIGHT POWER WHITE GROUND NOTE FOR LIFT AXLE APPLICATION INSTALL NORMALLY CLOSED PRESSURE SWITCH INTO SUSPENSION LIFT AIR CIRCUIT ORDER TO DISCONNECT ECU GROUND CIRCUIT DISABLES ABS FOR LIFT AXLE WHEN AXLE IS IN RAISED POSITION ECU MOUNTING BRACKET DIAGNOSTIC CABLE TOOL POWER CABLE 4 COND 15 n SENSOR EXT CABLE 1 8 n 899 760 504 SENSOR CLIP 19 17877 6 2 441 032 809 0 79 17678 6 472 600 010 ECUARDE 25 1M 19 17682 6 ITEMI MATERIAL MATERIAL SPECIFICATION STOLK NUMBER 19 17672 6 79 17673 5 79 17674 6 79 17681 6 305 1 1242 1 3237 L 1130 14935 1 0 449 713 018 0 TD JUNCTION BOX EMERGENCY SUPPLY BLUE CONSTANT POWER z 4 SERVICE CONTROL WARNING tj Ce TS HU i f T ERY YE URB SIOE Ad WHITE Yel ut eom mom PARK EMERGENCY DELIVER
32. frame will be level and at the proper ride height Also check for loose fasteners or damaged components Correct any problems before placing the trailer into service Problems caught early and corrected minimize cost and Fig 8 29 SUSPENSION downtime Table6 Bolt Torque Values For Hendrickson Turner Suspensions memp Quik Align Pivot Bolt 7 8 9 475 525 Ft Lbs Shock Bolt 3 4 10 150 175 Ft Lbs Air Spring Bolt Lower 1 2 13 25 35 Ft Lbs Air Spring Nut Upper 3 4 16 45 55 Ft Lbs Brake Dust Shield Bolt 5 16 18 160 180 In Lbs ABS Bracket Bolt 1 4 20 75 100 In Lbs Every 5 000 miles 8 000 km or monthly check Every 25 000 miles 40 000 km or 3 months the clearance around all the suspension system visually inspect all components and welds for components Correct any interference problem cracks distortions or other damage Repair or Retorque all the fasteners to their specified replace all defective components before placing torque unit into service 102 Typical repairs include but are not limited to 1 Air Spring Replacement Air springs are designed to be virtually trouble free throughout their life Problems seldom occur unless they are cut punctured abraded pinched or torn and then they must be replaced a Block the wheels to prevent trailer movement Exhaust air from the suspension system Raise and support the frame on safety stands NOTE Do not rais
33. from your authorized dealer or factory direct 17 The types of safety signs and locations on the equipment shown in the illustration below Good safety requires that you familiarize yourself with the various safety signs the type of warning and the area or particular function related to that area that requires your SAFETY AWARENESS e Think SAFETY Work SAFELY MIRA ROTATING PART HAZARD KEEP AWAY To prevent serious injury or death from rotating parts 1 Place all controls in neutral stop engine set park brake remove ignition key and wait for all moving parts to stop before servicing repairing adjusting or unplugging Close and secure guards before operating Keep hands feet hair and clothing away from moving parts FALLING HAZARD To prevent serious injury or death from falling 1 Use care when climbing ladder or working on platform 2 Keep unauthorized people off machine 3 Do not allow riders 53 17702 6 REMEMBER safety signs have been damaged removed become illegible or parts replaced without signs new signs must be applied New signs are available from your authorized dealer or factory direct 18 The types of safety signs and locations on the equipment
34. integrity of the assembly every 25 000 miles 40 000 km or every three months as part of your preventative maintenance program Replace the entire assembly if any structural defects are found 77 8 3 FIFTH WHEEL A fifth wheel system is used on the towing tractor to secure the kingpin and carry the weight of the attached trailer It must be maintained in good condition to perform as intended Visually inspect the fifth wheel as part of the pre trip inspection to check for cracks bends chips or distortions of the frame and upper plate NOTE Fig 8 2 FIFTH WHEEL Use a high pressure washer or steam cleaner to remove all the dirt and grease from the fifth wheel assembly prior to each weekly inspection Apply a fresh coat of grease to the fifth wheel assembly prior to hooking up the trailer Clean the assembly every 5 000 miles 8 000 km or bi monthly and annually to perform a thorough inspection Check the frame and upper plate for cracks bends chips or distortions When the components are clean check that the lock closes completely around the kingpin To adjust the lock 1 Obtain a Holland kingpin lock tester and place in the throat of the lock SLACK ADJ Close the lock 2 jaws should be snug around the tester but not binding 3 Use the adjusting nut on the front edge of the fifth wheel to set the clearance of the jaws 4 Use alight oil to lubricate all moving TYPE B LOC
35. it will go no further indicating that either the shoes have contacted the drum or the adjusting hex has been turned in the wrong direction Pull on the slack adjuster to make sure it will not move If there is movement adjustment was made in the wrong direction and the adjusting hex must be turned in the opposite direction until it will go no further After establishing solid shoe to drum A WARNING To avoid possible injury proper precautions must be taken to prevent automatic actuation of the brake chambers while adjusting slack adjusters Always block the wheels or me chanically secure the vehicle Spring brakes must be mechanically cages or released with air All brakes should be released contact back off the adjusting hex 1 4 turn for worn linings and 1 2 turn when relining brakes The actuator stroke should be as short as possible without the brakes dragging Measure the chamber power stroke at 80 90 psi as described in sub section B Automatic Slack Adjuster Brake Adjustment Procedure below Take a free stroke measurement as outlined in the section entitled FAILURE ANALYSIS Make sure you have at least 3 8 of free stroke Free strokes less than 3 8 can cause brake drag If you cannot maintain the maximum legal stroke and the free stroke is less than 3 8 contact the brake manufacturer for foundation or brake geometry problems A CAUTION When the manual slack adjuster brake adjust ment is completed the
36. just before the wheels lock up and the tires skid Release the brakes should you feel them lock up and reapply them When trailer parking brakes are applied with hot drums it may result in a cracked drum Allow them to cool before reapplying the brakes Fanning or repeated on and off applications will use up the system air reserves This procedure is not recommended unless ad verse road conditions are encountered The wasting of air reserves in this way could result in insufficient application pressure should an emergency arise Hard or panic stops can overheat the linings and drums Overheating will cause brake fade Severe overheating and fade can result in the complete loss of braking capability This will substantially reduce the expected life of brakes 4 9 3 TIRES When operating the unit it is the responsibility of the driver to check the tires frequently Inflation pressures wear patterns and matching are critical parameters that must be monitored The following factors affect tire care 1 Inspection frequency Tires should always be checked at the start of a day and twice during the day or every 4 operating hours whichever comes first It is also a good practice to check the tires at each rest period during the day When a driver hears unusual noise or experiences unusual handling char acteristics the first item to check is the tires Problems found early during frequent tire checks can save more
37. lights on the back of the machine Move the switch up to turn the lights ON and down for OFF Spotlight This toggle switch controls the power to the light illuminating the end of the boom Move the switch up to turn the lights ON and down for OFF Pressure Gauge This pressure gauge monitors and shows the pressure in the vertical and boom auger drive systems Normally this system can operate between 1500 to 2000 psi 10245 to 13660 kPa when fully loaded during unloading and the unit is equipped with the boom trough optional compensating valve When equipped with the standard manual flow adjuster and on the floor auger set the adjuster to operate the boom auger drive system in this range The amount of material fed by the floor auger controls the pressure in the boom and vertical auger drive system 32 Fig 4 9 CONTROL BOX INSIDE This 3 position hydraulic valve controls the flow and direction of flow to the vertical and boom auger drive systems Pull the lever forward to run the augers for unload ing Place the lever in its centred position to stop the augers Push the lever into its rearmost position to run the augers in their reverse direction It is recommended that the boom and vertical augers be run only momentarily in the reverse direction as this position is provided to assist in un plugging either auger as required Manual Flow Control This manual flow control valve controls the amount of oil flowing
38. load carrying capacity 87 TIRES cont d 2 Tire Matching and Spacing on Duals Tires on a dual assembly must be matched for size diam eter or rolling radius and type of construction to obtain the desired and expected performance and life a Matching of Size Tire sizes can vary between manufacturers and as they wear Special care must be taken to be sure the tire size rolling radius diameter or circumference is within the following dimensions Rolling radius 1 8 inch 3 mm Diameter 1 4 inch 6 mm Circumference 3 4 inch 19 mm Measure the tire when it is mounted inflated to its specified pressure and not loaded The easiest method is to use a steel tape to measure the circumference of the tire Unequal sized tires will require the larger tire to carry more of the load and potentially overload it Overloading accelerates the wear and can lead to tire failure When the one tire fails the remaining tire or tires will then also be overloaded The smaller tire will not contact the road surface properly and will wear in an irregular manner giving poor durability b Tire Construction Customers can use radial or bias ply tires on their trailer However it is recommended that different types of tires not be mixed on an axle Each type of tire has different deflection cornering and spring characteristics These differing characteristics cause the tires to always fight each other during operation and will give erratic hand
39. other wheel ends as required 13 Disconnect push rod from slack adjuster 12 Tighten all fasteners to their specified 14 Back off and remove slack adjuster 15 Remove cam shaft torque Manual Bearing Adjustment Tighten to 200 ft Ibs Completely loosen Tighten to 50 ft Ibs Loosen 1 4 turn Fastener Size 5 16 3 8 Size depends on axle model and adjustment method Description Torque Range 5 Nm 10 15 13 20 15 20 20 27 Tighten to 200 136 loosen tighten 68 to 50 loosen 1 4 turn 250 300 130 165 1 Hub cap bolts Hub fill plug Adjustment nut manual bearing adjustment double nut Jam nut manual bearing adjustment Brake mounting bolt Two piece dust shield bolts shown Forged spider Bolt on bushing bolts Cam bushing bolts Air chamber nuts Fig 8 18 BRAKE WHEEL END COMPONENTS 91 340 408 177 224 15 20 25 35 25 35 80 125 20 27 34 48 34 48 109 170 8 9 SLACK ADJUSTERS 8 9 1 ROCKWELL AUTOMATIC SLACK ADJUSTER 1 The air chamber push rod ex tends beyond its pre determined optimum stroke length the change in geometry between the chamber pushrod and slack lever arm raises the slack adjuster actuator rod 2 piston contacts the retaining ring and lifts the actuator If adjustment is required the spiral serrations on the actuator are lifted over the serrations on the pawl 4 When the push rod retracts it forces the actuator downward 7
40. seat for defects Nut Size Recommended that might cause leakage _ 9 j Across Turns To Tighten Align tube with fitting before tightening Flats After Finger Tightening Lubricate connection and hand tighten To prevent twisting the tube s use two wrenches Place one wrench on the connector body and with the second tighten the swivel nut to the torque shown The torque values shown are based on lubricated connections as in reassembly TIGHTENING O RING FITTINGS 1 Inspect O ring and seat for dirt or obvious defects Nut Size Recommended Across Turns To Tighten On angle fittings back the lock nut off Flats After Finger until washer bottoms out at top of Tightening groove Hand tighten fitting until back up N m Ib ft Flats Turn washer or washer face if straight 1 3 fitting bottoms on face and O ring is 1 3 seated 1 3 1 3 Position angle fittings by unscrewing 1 3 no more than one turn 1 4 1 6 Tighten straight fittings to torque 1 6 shown 1 8 1 8 Tighten while holding body of fitting 1 12 with a wrench The torque values shown are based on lubricated connections as reassembly 143 12 INDEX B PAGE Boom Rotation Drive System 125 9 O Operation Guidelines 21 FS NI 23 31 Hooking Up Unhooking 28 Hooking
41. serious problems later on A sampling of typical abnormal wear patterns are shown in the Maintenance section along with their causes Always correct the cause of the tire wear problem before proceeding 2 Inflation pressure Tires should always be operated at their specified pressures At their specified pressures the tire is designed to run with the full width of the tread flat on the contact surface Operating at other than specified pressures will change the tread contact patterns and can dramatically shorten tire life In addition the tires will run hotter and can lead to blow outs Check tire pressure when the tire is cold A hot tire can read as much as 20 psi higher than a cold tire If tires are over inflated check for poor load distribution uneven surface contact over loading or poor operating conditions 3 Tire matching Do not mix ply types on the same axle Their operating characteristics are different and will lead to uneven tire loading rapid tire wear and adverse handling charac teristics Matching also includes combining tires that have the same amount of tread remaining tire with more tread has a larger rolling radius and will have to carry a higher load The best performance will be obtained when the rolling radius is within 1 8 for all tires on an axle 51 410 OPTIONAL EQUIPMENT The trailers can be equipped with several options or attachments to adapt it to special customer requirements 1 Se
42. slack adjuster the hole in the lock Brake drum Automatic slack adjuster washer Turn Cup bearing inner Washer slack adjuster washer over and or Cone bearing inner ring slack adjuster TNT Seal wheel bearing Spring brake shoe return adjusting Bushing anchor Brake show and lining assy required Pin anchor Spring brake shoe retaining k Install jam nut and Beam axle Retainer brake shoe roller tighten to 250 300 ft Camshaft left Roller brake shoe 7 Camshaft right Pin shoe return spring los 340 408 N m Washer Dust shield Seal Hub Bushing Fig 8 9 SPINDLE COMPONENTS 83 8 5 WHEEL HUBS BEARINGS cont d Check bearing end play by i Attaching a magnetic base dial gauge indicator to the CUm end of the spindle Push the wheel in while rotating the wheel slightly until the dial gauge reading doesn t change iii Zero dial gauge Pull wheel assembly out while rotating wheel slightly until dial reading doesn t change v Dial indicator will read bearing end play vi If end play does not register between 001 005 inches 0 025 125 mm readjust end play vii Replace components if readjusting does not give end play tolerance within specs m Install a new gasket on hub face cap n Install hub face cap and tighten mounting cap screws to their Fig 8 10 DIAL INDICATOR specified torque o Add the specified amount of oil to the hub and secure fill plu
43. the brakes are relined The hub cavities must be opened when retorquing axle nuts and changing oil should be done as part of the proce dure 81 8 5 WHEEL HUBS BEARINGS cont d C Wheel Bearings Wheel bearings carry and transmit the load between the wheels and the axles In addition to proper lubrication the bearings must have the recommended end play to perform as expected Bearing end play is set and controlled by the torque of the axle nuts on the end of each spindle Each hub must seat securely on its bearings to prevent wobble or slop in the system Turning the wheel or wobbling it indicates the condition and tightness of the hub bearing assembly 1 Turning Wobble a Parkthe trailer on a level hard surface and release the brakes b Place chocks in front of and behind each wheel c Jack each axle up until the tire clears the ground d Support the axle on a safety stand to prevent slipping or tipping e Turning the wheel slowly to check the condition of the bearings and to determine if the brakes are dragging f Dragging Brakes Can Fig 8 8 WHEELS be felt as a steady drag on the turning wheel or tire and wiggle the wheel and of the wheel or at the same position or assembly If the wheel or hub wobble arc of the rotation Adjust the brakes on the spindle the bearings have lost to eliminate the drag before resuming their end play and the axle nuts work require tightening g Bearing Condit
44. the hub b Slide on the hub guide until the wheel is snug against the hub Be careful not to damage the threads on any of the studs c Mountouter dual wheel on the hub and snug up against the inner wheel NOTE Add a drop or 2 of oil on the end of the bolt threads and the nuts and flanges d Install nuts and tighten in alternate se quence shown Table3 Recommended Wheel Bolt Torque M22 x 1 5 450 500 33 mm or 1 1 2 Hex 10 Stud M20 x 1 5 280 330 Fig 9 12 HUB PILOTED 30 mm Hex IMPORTANT Do not over torque fasteners Over torquing can strip threads collapse spacers or lead to other problems that cause loose fasten ers Use an accurate torque wrench when tightening fasteners 3 Rim Wheel Cast Spoke a Inspect and clean all the parts Replace any damaged components b Place rims and spacer band on wheel Be sure to space valve stem between spokes Secure clamps evenly in position d Snugup the nuts in the alternating sequence shown to allow the inside rim to seat itself on the mounting bevel and avoid wheel wobble e Tighten the nuts evenly in small increments in the shown alternating sequence until all nuts are tightened to their specified torque f Check for runout and redo if neces sary Table4 Recommended Wheel Bolt Torque Spoke Wheels Ft Ibs Torque Dry Sp T 150 175 3 4 10 210 260 Fig 8 13 RIM WHEEL TORQUE SEQUENCE 86 8 7 TIRES Tires ar
45. there is movement adjustment was made in the wrong direction and the adjusting hex must be turned in the opposite direction until it will go no further 3 Reverse the rotation backing the slack adjuster off one half 1 2 turn CLEVIS AND LINK PINS ADJUSTING MECHANISM HEX STYLE B Fig 8 24 SLACK ADJUSTER TYPES Measure the chamber power stroke at 80 90 psi brake application pressure as described in the previous section Take a free stroke measurement as outlined in the section entitled FAILURE ANALYSIS Make sure you have at least 3 8 free stroke Free strokes of less than 3 8 can cause brake drag If you cannot maintain the maximum legal stroke and the free stroke is less than 3 8 contact the brake manufacturer for foundation or brake geometry problems STAHDARD CLEVIS LN ANCHOR BRACKET STYLE D 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE cont d ROADSIDE BRAKE ADJUSTMENT If the driver has to adjust brakes on the road the following procedure is recommended If the vehicle is equipped with an automatic slack adjuster use a pry bar to pull on the slack ad juster If movement is more than 5 8 a manual adjustment should be made following the same procedure as described below for a manual slack adjuster If the automatic slack adjuster is equipped with a pawl remove the pawl for the brake adjustment and then properly reinstall the pawl If the automati
46. to check and verify that all components are in good condition and functioning as intended During the daily or pre trip inspection always verify that each light functions as required It may be helpful to work with another individual to verify the function of the brake or turn signal lights A properly functioning electrical system is the only way an operator can communicate his intentions to other drivers Checking the electrical system includes but is not limited to 1 Replace any bulb that is burned out 2 Clean all reflective lenses Replace any that are cracked or broken 3 Clean all connections and terminals to a light that is flickering 4 and secure any wires or cables that are dangling or have snagged on something 5 Check the integrity of the seal around each light Replace any seal that is cracked or damaged Table8 Trailer Light Requirements Size Watts 4 Tail Lamp Signal Brake Side Signal Clearance Marker Fig 8 39 LIGHTING 8 16 1 ELECTRICAL SCHEMATICS em GROUND TO JUNCTION BOX OPTIONAL SIGNAL LIGHTS BROWN CLEARANCE BLACK O BROWN RED TAIL GREEN REQ STOP d puerwO AMBER TURN J560 SOCKET Dx 7 CONDUCTOR CABLE PLUG tS a SEN RP SS 8 ESSE LIC PLATE Sea ooo LIGHT ofall JUNCTION
47. top condition All maintenance intervals are established for normal operating conditions In light or intermittent conditions the servicing and maintenance intervals can be extended In heavy extended or severe off highway application reduce the intervals for servicing and maintenance to keep the equipment in good condition When a problem is found correct the condition before continuing A good maintenance program will find conditions early when they are easily and quickly corrected before they become major problems Operating your trailer in a defective condition can lead to serious mechanical problems or can create safety hazards for the driver bystanders or other operators TORQUE SPECIFICATION SUMMARY 475 525 Ft Lbs 150 175 Ft Lbs 160 180 In Lbs 75 100 In Lbs Table 1 Recommended Torque Specifications cont d 2 Mechanical Suspension Description 1 1 4 Nut 3 4 Capscrew 2 1 2 Nut 1 1 2 Nut Equalizer Shaft All Spread 49 Spread 54 65 1 2 Spread 72 109 Spread U Bolt Nuts Torque Arm Bolt Nuts Torque Arm Clamping Nuts opring Retainer Nuts Torque Ft Lbs 575 625 200 225 300 325 200 225 300 325 160 200 80 175 200 80 N m 780 850 270 305 410 445 270 305 410 445 216 270 110 236 270 110 3 Wheel End Components Fastener Size 5 16 3 8 Size depends on azle model and adjustment method Torgue Range __ 10 15 1
48. transporting on public roads Keep all hydraulic lines fittings and hoses tight free of leaks and in good condition at all times Do not operate unit with spring brakes caged or brakes disabled Block wheels if unhooked Stay away from overhead power lines when moving boom to preventelectrocution Raise boom only when trailer is on firm level ground and evenly loaded Do notunhook trailer if it is loaded Do not stand near augers when operat Do not load trailer unless it is attached to a towing unit Review safety items with all personnel annually EN ing Keep others away EN 53 17706 6 f 7 REMEMBER If safety signs have been damaged removed become illegible or parts replaced without signs new signs must be applied New signs are available from your authorized dealer or factory direct 16 The types of safety signs and locations on the equipment shown in the illustration below Good safety requires that you familiarize yourself with the various safety signs the type of warning and the area or particular function related to that area that requires your SAFETY AWARENESS e Think SAFETY Work SAFELY GUARD MISSING When this is visible DO NOT OPERATE ENTANGLEMENT HAZARD can cause Serious Injury or Death 53 17704 6 7 REMEMBER safety signs have been damaged removed become illegible or parts replaced without signs new signs must be applied New signs are available
49. wheels Perform Pre Operation Inspection before starting 29 4 5 2 UNHOOKING TRAILER 1 Position tractor and trailer in a straight line on a clear level and firm surface 2 Apply the trailer brakes and the parking brakes on the tractor before dismounting 3 Place blocks or chocks in front of and behind trailer wheels if not on a level surface 4 Check that the surface under the landing pads can support the trailer Support with blocks or planks if required This is particu larly important if the trailer is loaded or will be loaded while unhooked 5 Deflate air suspension system 6 Lower landing gear Use crank to lower leg on landing gear Lower leg until pads solidly contact the ground but do not lift trailer off fifth wheel Stow crank 7 Unhook fifth wheel coupler 8 Disconnect air and hydraulic lines and electrical connector 9 Release tractor parking brake and pull slowly forward until the trailer frame just slides down the fifth wheel ramp Stop r 10 Set the parking brake on the E tractor before dismounting Fig 4 7 UNHOOKED 11 Disconnect air and hydraulic lines and electrical connector 12 Install glad hands on dead end connectors if so equipped 13 Drive tractor away from trailer 14 Drain air tanks if operating in cold tempera tures to eliminate ice build up 15 Inspect the equipment Document problems found so they can be correcte
50. when unloading The empty tank will allow excess material to fill in if required as other compartments empty d Stay away from A DANGER power lines when raising or swinging the boom raising ELECTROCUTION HAZARD the collapsible To prevent serious injury or death from railing or climbing electrocution on the top platform Stay away from power lines when Electrocution can and raising lowering oom occur without direct e Electrocution can occur without contacting power lines contact Extend boom on the left side of the vehicle for unloading to keep boom drive motor hoses slack Fig 4 36 LEFT SIDE 47 4 8 11 f OPERATION cont d erating Suggestions cont d Relief Valve The hydraulic circuit driving the boom rotation motor is equipped with a cross circuit relief valve to plumb oil to the opposite side of the circuit when the pressure exceeds a preset value Should the boom strike an obstruction while rotating the relief will open and stop the movement In addition if the truck is moving the valve will bypass the oil to allow the boom rotation motor to run back wards and swing the boom out of the way Fig 4 37 48 RELIEF VALVE 4 9 TRANSPORTING Although all operating and transporting instructions are common sense it is wise to review them periodically to refresh your memory Good opera tional procedures result in a safe workplace for the operator and others
51. 36 UL Nine 48 13 571 6156 HA 38 UL Eight 57 13 809 6264 HA 38 UL Nine 48 13 895 6303 HA 34 UL Eight 51 13 161 5970 HA 40 UL Ten 48 14 305 6489 HA 40 UL Eight 60 14 133 6411 SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE 141 11 2 BOLT TORQUE CHECKING BOLT TORQUE The tables shown below give correct torque values for various bolts and capscrews Tighten all bolts to the torques specified in chart unless otherwise noted Check tightness of bolts periodically using bolt torque chart as a guide Replace hardware with the same strength bolt ENGLISH TORQUE SPECIFICATIONS Bolt Torque Bolt Diameter SAE 2 SAE 5 SAE 8 A N m Ib ft N m Ib ft N m Ib ft 8 6 12 17 12 13 10 25 27 27 20 45 45 41 30 72 61 45 110 115 95 60 155 165 128 39 215 220 225 165 390 400 230 170 570 650 345 225 850 970 METRIC SPECIFICATIONS Bolt Bolt x Diameter 8 8 10 9 Ib ft N m io 4 1 8 2 2 Torque figures indicated above are valid for non greased or non oiled threads and heads unless otherwise specified Therefore do not grease or oil bolts or capscrews unless otherwise specified in this manual When using locking elements increase torque values by 5 Torque value for bolts and capscrews are identified by their head markings 142 113 HYDRAULIC FITTING TORQUE TIGHTENING FLARE TYPE TUBE FITTINGS Check flare and flare
52. 5 20 Tighten to 200 loosen tighten to 50 loosen 1 4 turn and check end play 250 300 130 165 Description Hub cap bolts Hub fill plug Adjustment nut manual bearing adjustment double nut 340 408 177 224 Jam nut manual bearing adjustment Brake mounting bolt Two piece dust shield bolts shown Forged spider Bolt on bushing bolts Cam bushing bolts Air chamber nuts 15 20 25 35 25 35 80 125 20 27 34 48 34 48 109 170 4 Wheel Nut Ft lbs Torque Wheel Type Dry 3 4 450 500 Ft lbs Torque Dry 5 8 150 175 Disc 3 4 10 210 260 1 1 8 16 Disc 450 500 390 440 Bud Unimount 10 WHD 8 400 600 76 8 2 KINGPIN AND FIFTH WHEEL PLATE The kingpin at the front of the trailer is the struc tural component used to transmit accelerating and decelerating loads into the trailer frame It must be in good condition to perform as required Visually inspect the kingpin as part of the pre trip inspection at 5 000 miles 8 000 km or weekly and annually as part of your normal preventative maintenance program Be sure the kingpin does not have excessive wear looseness chipped out areas cracks or bent mounting frame If any kingpin shows such defects it should be replaced immediately Fig 8 1 KINGPIN Visually inspect the frame and structure for bends cracks or distortions as part of the pre trip inspec tion procedure Thoroughly inspect the structural
53. 79 SECTION PAGE 10 11 12 8 5 8 6 8 7 8 8 8 9 8 10 8 11 8 12 8 13 8 14 8 15 8 16 8 17 8 18 9 9 1 8 9 2 8 11 1 8 11 2 8 11 3 8 13 1 8 13 2 8 13 3 8 16 1 TABLE OF CONTENTS DESCRIPTION Wheel Hubs Bearings 81 85 87 ACS n 89 SICK AG 92 Rockwell Automatic Slack Adjuster 92 Manual and Automatic Slack Adjuster Maintenance 93 Air Chamber Spring Brake 101 Suspension System 102 Air Ride Suspension 102 Mechanical Suspension 106 SUSPENSION System 107 Tire Wear Patterns 108 Air System 110 Air System Inspection 110 Air System Functional 110 Air System CMO NAIC 111 ABS Vehicle Control System 112 ABS CS 114 115 Electrical Schematics ottime 116 Hydraulic Schematics 117 Gate Tower 124 Boom Rotation Drive System 125 Trouble Shooting 126 Specificati
54. 8 10 11 12 13 14 15 16 17 18 19 Back slowly under trailer keeping the king pin centered in the fifth wheel jaws Back up until the fifth wheel coupler locks on the trailer king pin Move the towing vehicle forward sharply while the trailer brakes are engaged to check that the jaws have locked around the king pin Set tractor parking brake stop engine and dismount Visually check that the coupler jaws are securely locked around the king pin and the coupler release lever is in the locked position Release and hook up again if the jaws are not SLACK ADJ NUT Je securely locked around the king pin 5th Wheel Check that the trailer frame is resting on the fifth wheel Check brake application by applying and releasing brakes If brakes do not release air lines may be crossed Do not continue unless B LOCK brakes are functioning properly Lock Connect and secure the pressure Fig 4 5 COUPLER LOCKS and return hydraulic lines Start hydraulic pump and check that there are no leaks Check that all electrical circuits are completed and that all lights are working Route the electrical hydraulic and air lines to prevent snagging dragging and pinching Raise the landing gear Use the crank to raise the legs Place drive gear in low ratio and stow crank Check that the air ride bags are inflated to proper height Remove blocks chocks from the
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56. ALER INSPECTION REPORT SAFETY Airlock and Blower Turn Freely applies to air auger unit only Safety Signs Installed Boom Swings Freely Manual Supplied Bottom Vertical and Boom Augers Turn Freely All Reflectors Installed and Clean Landing Gear Moves Freely and Crank Stowed All Lights Functioning Air and Hydraulic Lines Properly Stowed No Leaks Brakes Release at Proper Pressure ___ Electrical Connections Stowed ___ Review Operating and Safety Instructions Tires at Specified Pressure Rims and Tires Torqued Brakes Adjusted Properly have thoroughly instructed the buyer on the above described equipment which review included the Operator s Manual content equipment care adjustments safe operation and applicable warranty policy Date Dealer s Rep Signature The above equipment and Operator s Manual have been received by me and have been thoroughly instructed as to care adjustments safe operation and applicable SL policy Date Owner s Signature WALINGA INC WARRANTY The Seller warrants to the Buyer that the Equipment manufactured by the Seller will be free from defect in material workmanship and title for a period of one 1 year from the date of delivery to the Buyer This warranty is subject to the following a The Seller s obligation under said warranty shall be limited to repairing or replacing at the Seller s o
57. F and to the right to turn ON b Emergency Stop This red button switch is the emer gency STOP control for the controller functions Depress the button switch to stop all boom motion lift and rotation Turn the power switch OFF and then ON to re activate the Transmitter Receiver control box prior to Fig 4 14 REMOTE CONTROL OPTIONAL using the controller again c Boom Rotation d Boom Lift This 3 position spring loaded to centre This 3 position spring loaded to centre neutral switch controls the boom rotation function Move the switch to the left and hold to move the boom out counter clock wise Release the switch and it will return to its centred neutral OFF position to stop the boom rotation Move the switch to the right and hold to swing the boom in clock wise Release the switch to stop the motion neutral switch controls the boom lift function Move the switch up and hold to raise the boom Release the switch and it will return to its centred neutral position to stop the motion of the boom Move the switch down and hold to lower the boom Release the switch to stop the boom motion 4 7 MACHINE PLACEMENT Each Bulk Feed unit must be properly placed prior to unloading to obtain the optimum performance When positioning the machine follow this procedure 1 Clear the area of bystanders especially small children before moving the machine into position 2 Inspect the parking or unloading po
58. K parts prior to returning to service Fig 8 3 KINGPIN LOCK 78 8 4 AXLE ALIGNMENT A standard axle is used as the main transverse structural member to transmit loads between the trailer frame and the surface contacting compo nents All running gear components are attached to or form part of the axle assembly Although there is very little that can go wrong with the axle itself loose bent or damaged attaching components can cause the axle to go out of alignment This misalignment will be found during the regularly scheduled 25 000 mile inspection However axle misalignment shows itself most commonly by accelerated tire wear and dogtracking by the trailer Visually check the tire wear when checking air pressure The driver should identify these handling characteristics to service personnel for correction To check axle alignment follow this procedure 1 Select a working area that is level with a compacted surface and is large enough to provide access from all sides 2 Move the trailer forward and backward several times to remove any binding from the compo nents Stop trailer when moving in the forward direction without using trailer brakes This will give the components a forward bias with no binding 4 Unhookthe trailer and support on the landing gear at the normal height or parallel to the ground 5 Install a commercially available axle extender on each axle or remove the wheels to prevent any c
59. Purchase the bushing replacement kit that includes a new bushing pivot bolt kit and lubricant When replacing the bushing follow this procedure a Useatorch to cut off the Huck fasteners from the clamping bolt b Press out the old bushing and press in the new one c Install the clamping bolt and tighten the fastener to 800 ft 16 1080 N m d Tack weld the nut to the bolt to prevent loosening 8 11 SUSPENSION SYSTEM cont d 8 11 1 AIR RIDE SUSPENSION cont d 4 Air Control Ride Height Control An air ride suspension system uses the air from the tractor to pressurize the air springs A single height control valve is used to monitor the height of the frame above the axle and add exhaust air from the system as required to maintain this dimension Normally this dimension is set for your trailer and never changes The height control valve is located on the rear axle of the axle assembly area on the trailer and controls the adding exhausting of air to the air springs As the dimension between the frame and axle increases the control lever moves down and air is exhausted from the system As the dimension decreases air is added to raise the frame All valves incorporate a 5 to 15 second time delay to minimize jerking or cycling Replace valve if not functioning properly BRAKE PROTECTION VALVE System Schematic PORT Exhaust ACTUATING LEVER to Ar Springs 4 au
60. Schematic 1 Place chocks in front of and behind the trailer wheels 2 Insert the release bolt stored on the side of the chamber into the hole in the head and through the piston 3 the release bolt clockwise until it stops and locks 4 Pull release bolt out as far as possi ble and run the nut down while holding the bolt in place 5 Useawrench to turn the release bolt nut clockwise until the bolt extends about 3 inches 6 Besure the release bolt is locked in position 7 The spring is now caged and the trailer can moved Fig 8 28 SPRING BRAKE 8 Always release the spring before placing the trailer back in service 101 8 11 SUSPENSION SYSTEM The suspension system is the group of compo nents that connect the axle to the main trailer frame and absorb the shock loads from the road Walinga trailers can be equipped with either a mechanical or air ride suspension system Either system works well and will provide many years of trouble free service 8111 AIR RIDE SUSPENSION An air ride suspension consists of air springs that are inflated and ARU L coms pressurized by the trailer air system and controlled by a height control valve It is a simple system that requires minimal servicing and maintenance to perform well Visually inspect the trailer at the start of the day or trip to check the condition of the suspension When the suspension is in good condition the
61. Wayland MI USA 49348 Tel 800 466 1197 Fax 616 877 3474 579 4th Street NW Sioux Center lowa USA 51250 Tel 800 845 5589 Fax 712 722 1128 PRINTED IN CANADA ISSUE DATE June 1998 Auger Unload REPRINT January 2008 Operators Manual PART 2 34 17696 6
62. Y mud jeg NOTE SYSTEM SHOWN AS PER TANDEM AXLE SETLP FOR AXLE SETUP USE SENSORS ON es e eee FIRST AND LAST AXLES ONLY INSTALL SERVICE DELIVERY LINES Foe s CENTER AXLE SIMILARLY AS SHOWN ip kwa d LL n Wa 0 a 2 877 gt ili m mo c m om m omo om i i 1 gt 9 35 I 1242 MOUNTING BRACKET 79 17672 6 dS NM ERN DIAGNOSTIC CABLE W TOOL 79 17673 6 a DU ROAD SIDE 822 ROAD Side 7 1 449 315 1500 POWER CABLE 4 CONG 15 79 L7874 8 8 1 44942 200 RELAY VALVE EXT CABLE 2n 79 175675 5 344 5 4 1449713 00 SENSOR EXT CABLE 78 17675 5 SION 4 4 89 760 5104 SENSOR CLIP 79 17577 5 _ 3141 410328090 SER En LEAD 79 176758 5 2 i 47 195 0320 RELAY VALVE 4 POR 79 1 7879 6 AS OM i pL 472500 0120 ECU ALVE 45 28 AUTO CN 75 1769056 TEM 27 MATERIAL MATERIAL SPECIFICATION STOCK NUMBER 114 8 16 ELECTRICAL SYSTEM All trailers are equipped with an electrical system for providing power for lights and electrical controls All components are de signed to minimize the effects of foul weather and adverse operating conditions However it is the responsibility of the operator
63. a good maintenance schedule the unit will give many years of trouble free use 21 10 Maintain running gear in good condition at all times In addition on trailers maintain king pin and fifth wheel assembly in good condi tion Clear the area of all bystanders especially children before starting up and operating the unit Make sure that all lights and reflectors that are required by the local highways and transport authorities are in place clean and can be seen clearly by all overtaking and oncoming traffic Do not operate unit with spring brakes caged or brakes disabled Block wheels if unhooked Before disconnecting the tractor from the trailer unit s make sure that the tractor and trailer are on level ground and that the trailer wheels are securely blocked Lower landing gear and provide extra support if the ground is soft Deflate air ride if so equipped prior to uncoupling Do not unload unless vehicle is on a firm level surface Review safety items with all personnel annually TO THE NEW OPERATOR OR OWNER It is the responsibility of the owner and opera tor to be familiar with the weight and loading of your trailer Trailer weight and loading requirements vary from jurisdiction to jurisdic tion Be familiar with yours and any that you Will be travelling through 4 2 TERMINOLOGY Walinga Bulk Feed unit is available as a semi Sliding gates control the flow of material to the trai
64. adjusting hex should be positioned so the locking sleeve engages it thus locking it in place If the locking sleeve does not engage the adjusting hex the slack adjuster can back itself off 95 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE cont d 2 Slack adjuster with lock screw ball indent type lock mechanism Back off turn counter clockwise the worm shaft lock screw if applicable Make the necessary adjustment by turning the adjusting hex as described in item number 1 directly above Following brake adjustment make certain that the lock ball or plunger engages the worm shaft indent Without such engagement the slack this adjuster can back itself off Measure distance with chamber at rest Table 5 Chamber Type vs Maximum Legal Dimension A Stroke at 80 PSI Brake Application Pressure Chamber Type Maximum Legal Stroke 12 Less than 1 3 8 16 Less than 1 3 4 20 Less than 1 3 4 24 Less than 1 3 4 24 Long Stroke Less than 2 0 30 Less than 2 0 36 Less than 2 1 4 Measure this distance at 80 90 psi Dimension B B Automatic Slack Adjuster Brake Adjustment Procedure An automatic slack adjuster should not have to be manually adjusted except for initial Fig 8 23 PUSH EXTENDED installation and at brake reline Instead of manually adjusting the slack the following procedure should be followed during inspec tion
65. aining any part of the Bulk Feed unit 3 Follow good shop practices Keep service area clean and dry sure electrical outlets and tools are properly grounded Use adequate light for the job at hand Block wheels before de activating brakes Maintain air system and brake components in top condition at all times Maintain fasteners in running gear systems at their specified torque at all times Establish and maintain a Trailer Preventative Maintenance TPM program on your equip ment Some jurisdictions require this program and the maintenance of records on every commercial vehicle on the road for future reference 13 2 5 HYDRAULIC SAFETY Always place hydraulic controls in neutral before disconnecting from tractor or working on hydraulic system Make sure that all components in the hydraulic system are kept in good condition and are clean Replace any worn cut abraded flattened or crimped hoses or lines Do not attempt any makeshift repairs to the hydraulic fittings or hoses by using tape clamps or cements The hydraulic system operates under extremely high pressure Such repairs will fail suddenly and create a hazardous and unsafe condition Wear proper hand and eye protection when searching for a high pressure hydraulic leak Use a piece of wood or cardboard as a backstop instead of hands to isolate and identify a leak If injured by concentrated high press
66. ard removed or access door opened for illustrative purposes only Do not operate machine with guard removed or access door opened DANGER e ROTATING AUGER HAZARD KEEP AWAY To prevent serious injury or death from rotating auger 1 Place all controls in neutral stop engine set park brake remove ignition key and wait for all moving parts to stop before servicing repairing adjusting or unplugging Do not operate with the auger guards re moved Do not stand near augers when operating Keep others away Ifthe trough conveyor plugs e Disengage PTO stop engine and wait for all moving parts to stop Open access door and clean out tube and transition Close and secure access door Close and secure gates at the bottom of each compartment e Start engine engage PTO run vertical and boom augers and start trough conveyor e Open the desired compartment gate only enough to provide material to the trough conveyor for unloading but not enough to plug it 11 Operating Suggestions Use only fully trained operators at all times Review safety and operating instructions annually a b Position the unit on a firm level surface to unload Be sure the tractor and trailer are in a straight line for unloading to provide maxi stability VLLL LM rmm m nn di Fig 4 35 POSITION Empty the rear tank first
67. balance plates Internal seal destruction Var nish deposits Extreme gear path cutout ragged and rough edges Heat checked or discolored gears Components seize Housing cracks 140 SOLUTION valve Running without oil Do not run without oil or with low oil Requirements for cooler disre garded Install cooler Leaving PTO in gear Always disengage PTO when there is no demand for oil System operating at or above relief setting for extended period Change operating procedure to reduce pressure requirements Replace oil and damaged compo nents Hoses have too many fittings and too many angles Replumb system to reduce fittings and angles Poor reservoir design placement or paint Install new reservoir in a new place Indirect line routing Replumb system to improve routing Poor hose construction Replace with better hoses Improper hose selection Replace with better hoses Lack of proper maintenance Improve and increase maintenance frequency Restrictions in system from poor design and or improper component selection Review system design and change components as re quired 11 SPECIFICATIONS Cubic Capacity No of Compartments Base Unit Model No Based on 44 cu ft ft Size of Compartments Weight Ibs kg HA 20 UL Five 48 10 611 4813 HA 24 UL Six 48 11 351 5149 HA 28 UL Seven 48 12 091 5485 HA 32 UL Eight 48 12 831 5823 HA 36 UL Eight 54 13 485 6117 HA
68. be sure the equipment Is in good condition and all systems are functioning as required 4 5 1 HOOKING UP Follow this procedure when hooking up the trailer to tractor 1 Back the tractor up in a straight line to the trailer and align the fifth wheel opening with the trailer king pin 2 Stop before the fifth wheel makes contact with the trailer and apply the towing vehicle parking brake Inspect all the coupling components before hooking up a Inspect trailer coupling compo nents Check that king pin is not broken bent or chipped Check that the anchor frame is not distorted or cracked If problems found correct before proceeding b Inspect fifth wheel coupling components Check that the fifth wheel assembly is securely anchored to the tractor frame Check that the structure of the frame pivot and fifth wheel is oe not bent broken or cracked EE Ter Check that jaws of the lock are open If problems found correct before proceeding c Besure that the fifth wheel plate is cleaned and greased Fig 4 4 COUPLING COMPONENTS 4 Check that the trailer is at the required height to slide onto the fifth wheel a Usethe crank on the landing gear to raise or lower the trailer as required The trailer frame should contact the fifth wheel just behind the pivot point as the tractor backs under the trailer 5 Connect brake and electrical lines Route the lines so they do not get pinched 2
69. c slack adjuster needs adjustment inform maintenance personnel 1 Block the wheels or mechanically secure the vehicle On the brakes to be adjusted spring brakes must be mechanically caged or re leased with air 2 Hotate the adjusting mechanism until the brake shoes contact the drum Using a pry bar pull on the slack adjuster by hand to make sure it will not move If there is move ment adjustment was made in the wrong direction and the adjusting mechanism must be turned in the opposite direction Tap the brake drum with a wrench you should hear a dull clunk indicating the brake linings are tight against the drum BRAKES RELEASED CHAMBER MOUNTING VQ IDENTIFIER FACE GROOVE Fig 8 25 PUSH ROD POSITION BRAKES APPLIED Back off the slack adjuster a small amount at a time while tapping on the brake drum with a wrench in between adjustments Stop backing off the adjuster when you hear a clear ringing sound from the brake drum when tapped with a wrench Using a pry bar pull on the slack adjuster by hand If movement is more than 5 8 adjust ment was not done properly or there is a problem with the foundation brake NOTE Some brake chamber push rods are marked to warn of an over stroke condi tion While the marking themselves may vary the marking system has two basic features They are There is a mark on the brake chamber push rod near its clevis attachment to signal that it incorporates a stroke alert in
70. d 2 Fifth Wheel Upper a Kingpin not worn bent or damaged b Anchor frame not cracked bent worn or damaged Fig 4 2 WALKAROUND SEQUENCE 3 Hydraulic and Electric Lines Visible From This Point a Should be secure from dangling snagging and chafing b Should be free from damage and clean 25 4 4 FOR TRAILERS cont d Step 3 Right Side of Trailer Area 1 Front Trailer Support Landing Gear a Fully raised no missing parts not bent or otherwise damaged b Crank handle secured Spare Tires a Carrier or rack not damaged b Tire and or wheel securely mounted in the rack c Tire and wheel condition adequate Proper spare tire size correctly inflated Lights and Reflectors a Trailer side clearance lights clean operat ing and proper color b Reflectors and conspicuity tape clean and proper color Frame and Body a Frame and cross members not bent cracked damaged or missing b parts not damaged or missing Air Tank a Drain moisture from air tank s Pull on cable attached to drain valve Hold cable until the tank moisture is drained NOTE In cold weather it is best to drain the moisture from the tanks at the end of the day to prevent ice build up in the tanks 26 PRE OPERATION VEHICLE INSPECTION PROCEDURE Fig 4 3 WALKAROUND SEQUENCE Step 4 Right Rear Trailer Wheel Area 1 Dual Wheels a Condition of wheels and rims no cracked or
71. d includes hazards that are exposed when guards are removed lt may also be used to alert against unsafe prac tices Indicates a potentially hazardous situation that if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices YOU responsible for the SAFE operation and maintenance of your Walinga Bulk Feed unit YOU must ensure that you and anyone else who is going to operate maintain or work around the Truck or Trailer be familiar with the operating and maintenance procedures and related SAFETY information contained in this manual Remember YOU are the key to safety Good safety practices not only protect you but also the people around you Make these practices a working part of your safety program Be certain that EVERYONE operating this equipment is familiar with the recommended procedures and follows all the safety precautions Remember most accidents can be prevented Do not risk injury or death Remember the difference between being just a driver and an efficient operator Drivers may only drive but an operator is a very safe cost efficient and professional person e Bulk Feed unit owners must give operating instructions to operators or employees before allowing them to operate the equipment and at least annually thereafter e The most important safety feature on this equipment is a SAFE operator It is the operator s responsibility to rea
72. d and under stand ALL Safety and Operating instructions in the manual and to follow these All acci dents can be avoided e Walinga feels that a person who has not read understood and been trained to follow all operating and safety instructions is not quali fied to operate the equipment An untrained operator exposes himself and bystanders to possible serious injury or death e Do modify the equipment any way Unauthorized modification may impair the function and or safety of the equipment and affect Truck or Trailer life e Think SAFETY Work SAFELY 2 1 11 GENERAL SAFETY Read and understand the Operators Manual and all safety signs before operat ing maintaining or adjusting the unit E Only trained competent persons shall operate the unit An untrained operator is not qualified to operate the unit Have a first aid kit available for use should the need arise and know how to use it Do not allow riders outside the cab Have a fire extinguisher available for use should the need arise and know how to use it Wear appropriate protective gear This list includes but is not limited to hat A Protective shoes with slip resistant soles Heavy gloves Place all controls in neutral disengage PTO clutch stop engine set park brake remove ignition key and wait for all moving parts to stop before servicing adjusting or repairing Do not drink and drive
73. d before the unit will be used the next time Record problems and repairs for your files 30 4 6 CONTROLS Before starting to work all operators should familiarize themselves with the location and function of all controls Each unit is controlled by the controls in the box on the left rear corner of the machine 1 Control Box Inside a Flow Divider An automatic or manual flow divider sets the amount of oil flowing to the trough auger The automatic system maintains the pressure in the vertical and boom drive system between 1500 and 2000 psi 10245 and 13660 kPa Use the manual flow divider to obtain the same pressure range b Air Dump Valve This 2 position valve is located in the dump line for the air suspension air system Move the handle toward the back of the unit to close the dump line The valve must be in this position to re inflate the air suspension Move the handle at right angles to the truck to dump the air from the suspension c Boom Movement Speed This flow control valve controls the amount of oil flowing to the boom lift and boom rotate circuits Turn the knob clockwise in to close the valve and slow the speed and counter clockwise out to increase the speed d Trough Conveyor Pressure Gauge This pressure gauge monitors and shows the pressure in the trough conveyor drive system Normally this system should operate between 1000 to 1800 psi 6830 to 12294 kPa when the machine is eq
74. delivery hoses If air pressure is noted check for full release of all application valves tractor truck trailer Check air delivery to emergency system Check air delivery to service gladhand Check air delivery to air chamber or spring brake Check air delivery to all reservoirs at system working pressure Check slack adjuster and chamber spring brake push rod alignment for interference Check slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Check air jumper hoses are not crossed between tractor and trailer Check air delivery to emergency gladhands exceeds 120 psi Check air delivery to FFV valve Check air delivery to all reservoirs at system working pressure PROBLEM 5 AirSystem cont d Park emergency brakes won t release cont d Park emergency brakes won t hold Air reservoir leaks or loose mounting Semi trailer Runs Up on tractor Poor braking performance CAUSE System or component failure cont d System or component failure System or component failure Check brake linkage Uneven brakes 132 SOLUTION Check open lines no kinks bends closed shut off cocks restrictions excessive elbows Check that brake shoes are not frozen to drums Check slack adjuster and chamber spring brake push rod alignment for interference Assure slack adjuster and chamber spring brake push rod angle 90 applied with pr
75. dequate size oil lines Pump cavitation SOLUTION Replace filter element or clean filter Set relief valve for proper PSI Repair or replace pump Replace worn parts or motor Increase reservoir size and use a high viscosity index such as 20 40 Increase oil lines Increase oil line size to pump in cold weather use 5W20 oil housing assembly set if Motor will not turn Motor runs without turning shaft Motor turns in wrong direction after being replaced Shaft seized in housing due to excessive side load or misalign ment Note 500 Ib max radial loading on shaft Large contaminating particles in fluid such as machining chips or sand very dirty fluid Broken shaft from extreme side loads or misalignment Broken shaft Hose connections wrong damaged Flush new systems use better filtration Correct and replace Replace shaft assembly check housing for wear and replace if necessary Heverse connections Replace quad ring polish shaft at Leak at shaft Worn or cut quad ring seal area with 600 wet or dry sanding cloth 136 PROBLEM 7 Orbit Motor cont d Leak between flange and housing Leak between housing and wear plates or between wear plates and gerotor Leak between gerotor and end cap Cracked front flange Leak at oil ports CAUSE Loose flange Damaged seal between housing flange Leak in body plug seal End cap bolts
76. dicator see Fig 8 25 B There also is a mark on the brake cham ber push rod opposite its clevis attachment end which is exposed from the brake chamber wherever over stroke occurs see Fig 8 25 C IMPROPER INSTALLATION OR BRAKES OUT OF ADJUSTMENT FAILURE ANALYSIS Manual Slack Adjuster Failure Analysis Manual slack adjusters should be inspected for gear set wear To do this back off the adjusting hex until all spring pressure is relieved from the clevis Work the adjusting nut 1 4 turn back and forth while watching for cam rotation If you have 1 8 to 1 4 turn of play without the cam rotating the manual slack should be replaced Repeat this procedure every 1 4 turn of the adjusting nut to check the whole gear set Automatic Slack Adjuster Failure Analysis If the power stroke is at or more than the maxi mum stroke measure free stroke to determine if the slack adjuster is operational FREE STROKE MEASUREMENT Free stroke is the amount of slack arm movement required to move the brake shoes against the drum To measure free stroke perform the following 1 With brakes released measure from the brake chamber face to the center of the clevis pin 2 With a lever pry the slack adjuster arm until the brake shoes contact the drum and meas ure the slack adjuster movement see Fig 8 26 3 difference between the brake released and applied measurements is the free stroke The free stroke should be 3 8 5 8
77. e been instructed in the operation of the equipment SIGN OFF FORM DATE EMPLOYEE S SIGNATURE EMPLOYER S SIGNATURE 3 SAFETY SIGN LOCATIONS The types of safety signs and locations on the equipment are shown in the illustration below Good safety requires that you familiarize yourself with the various safety signs the type of warning and the area or particular function related to that area that requires your SAFETY AWARENESS Think SAFETY Work SAFELY umm DANGER ROTATING AUGER HAZARD KEEP AWAY To prevent serious injury or death from rotating auger 1 Place all controls in neutral stop engine set park brake remove ignition key and wait for all moving parts to stop before servicing repairing adjusting or unplugging Do not operate with the auger guards removed CAUTION Read Operator s Manual and safety signs before operating Do not load trailer in excess of the gross vehicle weight rating shown on the certification plate Do not allow riders on the trailer Keep hands feet clothing and hair away from all moving parts Place all controls in neutral stop the engine set park brake remove ignition key and wait for all moving parts to stop before servicing adjusting repairing or maintaining Maintain king pin fifth wheel assembly and all running gear components in good condition at all times Make sure that all lights and reflectors are clean and working when
78. e frame too high unless shock absorbers are installed to prevent over extend ing the air spring Disconnect the air lines to the air spring s Loosen mounting bolts and remove air spring s Install new air spring s Tighten mounting bolts to their specified torque of 50 ft 16 68 N m Install air lines and tighten to their speci fied torque Repeat on other air springs Remove stands from under frame 103 Shock Absorber Replacement Shock absorbers remove energy from the suspension system as the trailer encounters holes and bumps on the road surface They also act as a stop for the air springs to prevent the axle from moving too far away from the frame and tearing or damaging the air spring a Remove the upper and lower mounting bolts b Remove old shock and install new one IMPORTANT Use only correct Hendrickson Turner replacement parts Sub stitute parts do not work with the suspension system Secure shock by tightening mounting bolts to their specified torque of 250 ft lbs 338 N m Pivot Bushing Pivot bushings are a very durable long lasting component Bushing failures are rare and should be attempted only when all other problem causes have been eliminated A bushing removal installation tool is available from Hendrickson Turner when replacing the bushing and can be borrowed from your dealer or distributor A 10 ton portable hydrau lic press must be supplied by the customer
79. e one of the most important components on a trailer and must be maintained in top condi tion to obtain their desired load carrying capacity and durability Tire wear rate can be used as an indicator of the condition of the axle alignment or suspension system Poorly maintained tires will wear rapidly or deteriorate and fail quickly and suddenly A poorly maintained tire can and will affect adjacent components leading to their potential failure as well Proper tire maintenance includes but is not limited to 1 Inflation Pressure Operating at an incorrect inflation pressure is the most common maintenance problem with tires Tires should be checked frequently to be sure they are at their specified pressure It is recommended that tire pressure be checked at the start of each working day and at least one other time during the day Always use an accurate hand gauge when checking the pressure and check each tire Carry it with your unit so it is always available when needed Best time to take tire pressure is when tire is cold Every tire has its specified operating pressure molded into the sidewall Adjust the pressure as required to obtain the specified inflation pressure when the tire is cold Tire pressure will normally increase 10 to 15 psi during operation as the tire heats up If the pressure exceeds this normal increase it indicates the tire may be overloaded underinflated driven too fast improperly sized or a combina
80. e to axle Air springs misaligned Failed pivot bushing rare 126 SOLUTION Determine which beam is out of parallel cut from axle reposition and re weld Clear away old welds reposition the beams to be parallel and re weld to axle Contact Hendrickson Turner Technical Service Department Remove weld from the alignment collars on those axles requiring adjustment Realign per procedure provided by Hendrickson Turner Clear away failed welds and realign per procedure provided by Hendrickson Turner Contact the Hendrickson Turner Technical Service Department Compare the installation to the suspension drawing and reposition mountings as required Contact the Hendrickson Turner Technical Service Department PROBLEM CAUSE 1 Air Ride Suspension cont d Bushing Walk The suspension beams have shifted from the center of the pivot bushings Pivot can be moved vertically Bushing protrudes from the bushing tube PROBLEM 2 Mechanical Suspension Improper suspension spring action Incorrect alignment Suspension beams out of parallel vertically or longitudinally Frame bracket centers do not match the suspension beam centers Use of improper bushing lubri cant Faulty or worn bushing Failed bushing CAUSE Broken or cracked spring leaves Uneven load distribution Weak spring Springs out of alignment in hangers due to loose U bolts 127 SOLUTION Re bush t
81. e wrench to retorque wheel fasteners every 10 000 miles 15 000 km or monthly whichever comes first Always retorque wheels per the break in schedule whenever a wheel is removed and remounted Always follow the recommended mounting proce dure when installing wheels to the trailer 1 Disc Wheels Stud Pilot Style 20 2 6 Stud STUD PILOTED Fig 8 11 NUT TORQUE SEQUENCE a Mount single or inner dual wheel on hub Be careful not to damage the threads on any of the studs b Snug the nuts up in the alternating se quence shown to center it on the hub and insure an even contact between the wheel and hub c Tighten nWPOPETARET fied torque using Left hand threads are used on the left side of the vehicle Right hand threads on right the same alternating sequence d Mount outer dual Do not damage the threads when sliding the wheel over the studs e Snugupthe nuts in the alternating se quence shown to center it on the hub and to provide even contact f Tighten the outer wheel nuts to their specified torque IMPORTANT When retorquing inner nuts of double nut design always back off outer nut several turns then retorque them Table 2 Recommended Wheel Stud Torque Disc Wheels 3 4 16 Disc 450 500 1 1 8 16 Disc 450 500 15 16 12 Disc 750 900 1 5 16 12 Disc 750 900 Bud Unimount 10 390 440 WHD 8 400 600 10 Stud 2 Hub Piloted Wheels a Mountinner wheel on
82. easing the system pressure between 50 psi and 80 psi takes less than 3 minutes c he compressor cuts out when the system pressure exceeds 120 psi d Fan brakes to use air Compressor must engage when system pressure drops below 105 psi NOTE Release spring brakes before fanning service brakes Push emergency valve to charge trailer system Apply and release service brakes Build system above 120 psi and stop engine Verify that a Main tank pressure does not drop more than 18 psi when brakes are fully applied using brake pedal If pressure drop exceeds 18 psi adjust brakes and recheck b System pressure should not drop more than 4 psi per minute Listen for audible leaks Release foot valve fan treadle to drop main reservoir pressure Brakes should dynamite automatically when the pressure drops below 60 psi Adjust or repair system until these conditions are met 8 13 3 AIR SYSTEM SCHEMATICS 2 di n mm m quim E hn nM RESERVOIR LADHANO SERVICE CONTROL NUM EMERGENCY SUPPLY a zz DT A HE 9 IS AUTOMATIC SLACK ADJUSTER 2 RG VALVE PTA VALVE T BRAKE CHAMBER E EMERGENCY SUPPLY SERVICE CONTROL SERVICE DELIVERY PARK EMERGENCY DELIVERY Tandem Axles 2 Tank 2 Valve kaakaa kakaa kakaa C LELELE E AO
83. eck back off torque by rotating the adjusting hex as follows Style A Minimum 15 ft lbs counter clockwise CCW Style B Minimum 15 ft lbs CCW Style C Less than 45 in lbs CCW pawl removed Style D Minimum 15 ft lbs CCW Consult the manufacturer for more information STANDARD ANCHOR BRACKET STYLE D Every 6 months 50 000 miles or 1 800 operating hours lubricate all slack adjusters and clevis pins with manufacturer s recommended lubricant Check for worn clevises clevis pins clevis pin bushings and control arm bracket wear Failure to replace worn components will increase chamber stroke Lubrication and inspection may be necessary at earlier intervals due to different operating conditions 8 10 AIR CHAMBER SPRING BRAKE Air chambers mounted on the axle use the air supply pressure from the tractor to apply the service brakes for stopping the vehicle In addition this air chamber may be equipped with a spring brake that applies the brake when the service side of the brake loses air The spring brake side of the system is used as a parking and or emergency brake if the service side fails Spring brakes should not be serviced by anyone in the field unless they have been trained in the proper procedure Do not work on the brakes unless the springs are caged or locked out Do not move the trailer if the springs are caged When caging or locking out the spring brakes follow this procedure
84. el when motor is running Extreme pressure needed to swivel discharge Discharge and floor auger exceedingly noisy Evidence of oil in feed CAUSE Hose hook up incorrect Loose coupling in driveline Loose connection Air in oil Bent drive shaft Low oil supply Air in oil See if boom lock is released Low oil pressure Wrong motor rotation after being repaired Key in auger bushing is sheared Motor shaft is broken Broken chain Key in motor shaft is sheared Motor shaft is broken Lack of lubrication on pivot rings Nylon lining worn or damaged Loose hanger bearing Leaking oil seal on boom auger or vertical auger motor 135 SOLUTION Reverse hoses on pump Check setscrews in driveline Check hose fittings Check hose fittings Check driveline Increase oil in reservoir Check hose fittings Check for air leaks PTO in jammed gear Check line pressure at suggested HPM Switch oil lines Replace key Hemove motor and check shaft Replace or repair chain Replace key Hemove motor and check shaft Lubricate pivot rings Remove auger check and repair worn nylon Tighten bearing Remove motor and replace seal PROBLEM 7 Orbit Motor Slow operation CAUSE Plugged filter Relief setting too low Worn pump Worn motor Extremely high fluid temperature causing pump and motor to slip temp increase as pump and motor wear Ina
85. er can be seen IMPORTANT Tanks must be drained daily in high humidity and cold temperature conditions to prevent getting water or ice in the system 4 Check that all the lines and hoses conveying air along the frame are tied up and secured to prevent dragging scuffing or snagging Tie up or protect as required to correct the condi tion Damaging an air system component can cause a sudden loss of pressure and result in a loss of service brakes IMPORTANT New FMVSS 121 regulations mandate higher pressures in the supply line to insure proper brake operation Set the compressor pressure for cut in to 105 psi and cut out to 120 psi Do not use additives in the air systems 8 13 2 AIR SYSTEM FUNCTIONAL A vehicle air system is a combination of the components on the tractor and the trailer All must be maintained in good condition for the entire system to function as required Although a visual check will indicate the outer condition of the components it does not indicate the leaks or responsiveness of the system To evaluate the integrity and responsiveness of the system perform these functional checks 1 Attach the trailer to a tractor and connect all the air and electrical lines Block wheels Stop tractor engine and exhaust air from all tanks Start engine and run at fast idle 1200 1500 RPM to charge the air system Verify that a Low pressure alarm goes off when the system pressure exceeds 50 psi b Incr
86. er are on level ground and that the trailer wheels are securely blocked Lower landing gear and provide extra support if the ground is soft Deflate air ride if so equipped prior to uncoupling Do not unload unless vehicle is on a firm level surface Review safety items with all personnel annually 4 8 OPERATION cont d 3 Loading Unit a Drive the unit under conveyor or loading system b Check that all compartment gates are closed and locked c Raise optional collapsible railing if So equipped Fig 4 21 SLIDING GATES d Open top covers over tanks Fig 4 22 TOP COVER TYPICAL 40 Fill the tank compartment s with e desired material HI ANAM AA i i ALI HAMM M ig if Hy H 1 T f BILI j WAA f Close and secure the top cover s g Lower collapsible railing if so equipped Fig 4 24 COVERS CLOSED 4 Transport to the unloading area Position the unit per Section 4 7 Stay away from power lines and be sure the unit is on firm level ground 41 4 8 OPERATION cont d 6 Starting a Open control box door and place all controls in neutral or OFF STOP position Start engine set engine at low idle 1000 RPM or less disengage clutch engage transmission engage PTO s disengage transmission place in neutral engage clutch
87. errain Keep hands feet clothing and hair away from all moving parts Place all controls in neutral disengage PTO clutch stop the engine set park brake remove ignition key and wait for all moving parts to stop before servicing adjusting repairing or maintaining Stay away from power lines when moving boom or climbing on top of the trailer Elec trocution can occur without direct contact Do not open access doors to airlocks trough chain or augers while the air system or auger are running Use care when climbing on ladder s and or platform s to prevent falling Follow these operating procedures to obtain maximum performance and long life 1 Review and follow pre operation inspection and checklist before operating 2 Review the location and function of all con trols 39 10 Maintain running gear in good condition at all times In addition on trailers maintain king pin and fifth wheel assembly in good condition Clear the area of all bystanders especially children before starting up and operating the unit Make sure that all lights and reflectors that are required by the local highways and transport authorities are in place clean and can be seen clearly by all overtaking and oncoming traffic Do not operate unit with spring brakes caged or brakes disabled Block wheels if unhooked Before disconnecting the tractor from the trailer unit s make sure that the tractor and trail
88. f any listed on the face hereof as Buyers opecified Items manufactured by others and the Buyer shall rely solely on the warranty if any of the manufacturer of such tires accessories and other items nor ii to any equipment otherwise subject to this warranty which shall have been repaired modified or altered in any way by anyone other than the Seller or one of its duly authorized service representa tives With respect to used equipment sold hereunder regardless of manufacture the Seller makes no warranty whatever and all warranties express or implied are hereby excluded With respect to such used equipment the Buyer agrees to accept such used equipment on an as is basis WARRANTY VOID IF NOT REGISTERED SECTION PAGE 1 2 2 1 2 2 2 3 2 4 20 2 6 Lal 2 8 2 9 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 5 1 6 1 fal 1 2 8 1 8 2 8 4 4 5 1 4 5 2 4 9 1 4 9 2 4 9 3 TABLE OF CONTENTS DESCRIPTION mons 9 SOY 10 General Safety T TOT 11 Operating Safety 12 Unloading Safety 7723 12 Maintenance Safety 13 Hydraulic Safety 13 Travel Safety 14 inia T 14 E E T 14 15 Safety Sign Locations 16 Operation Guidelines
89. f the light stays on during the application ing lamp comes ON when you turn the ignition ON and goes OFF when the vehicle exceeds 4 mph 6 km h Warning Lamp With Constant Power Vehicle Speed Warning Lamps on Trailer and Dash Fault in System The light comes on at the initial activation of the ECU not each time the vehicle slows down below 4 mph Until the vehicle initially exceeds 4 mph you cannot tell if the light indicates a fault or an incomplete self check To tell if there is a fault you must drive faster than 4 mph and see if the light stays on Once vehicle speed exceeds 4 mph the light remains off unless a fault occurs or the ignition is turned off and then turned on again 4 Faults Whenever there is fault problem with the ER system or any of its components the 2 warning lamp will not come per the N e Aa tables listed on the previous page The Ye ated System is designed with an internal self diagnostic and memory system to tell service personnel the cause and location site of the fault problem through their diagnostic blink code system 5 Blink Code Diagnostics A system can be accessed using a special diagnostic tool to plug into the ECU to identify the faults problems and locations Purchase the appropriate tool and Mainte nance Booklet for your system to keep it in good operating condition Each system is designed with blink code diagnostic
90. g Check for leaks Correct leaks before resuming operation p Remove safety stand from under axle and lower wheel to the ground Repeat checks on all other axles 84 8 6 WHEELS A variety of steel or aluminum wheels can be used on the trailer depending on customer preference or application requirements Wheels must be maintained in good condition and all fasteners tightened to their specified torque level to obtain the expected life and performance Loose fasteners are the most common cause of wheel problems on a trailer Always retorque the wheel fasteners per the break in schedule of 100 500 1500 and 5 000 miles 160 800 2500 and 8000 km when the unit is new and after a wheel has been removed Always use an accurate calibrated torque wrench when tightening fasten ers loose fastener is defined as one that is not tightened to its specified torque A loose fastener does not provide the required clamping anchoring or holding forces to stabilize the adjacent compo nents Insufficient clamping forces can lead to flexing bending cracking hole elongation or other component deterioration that cause failures and or accidents Always keep fasteners tightened to their specified torque Over torquing can overload certain components causing compression cracks and strip nuts or studs Over torquing fasteners can be as detrimental as under torquing Always tighten fasteners to their specified torque Use an accurate torqu
91. he safe and trouble free use of a Walinga Bulk WALK AROUND SEQUENCE Feed Unit requires the operator to maintain the unit in good operating condition To assist the Step 1 Trailer Frontal Area operator a pre operation checklist is provided that should be followed each time before the unit is 1 Air Hydraulic and Electrical Connections used NOTE a Glad hands properly mounted free of damage not leaking and not worn The tractor items part of the b Electrical line receptacle properly Department of Transport mounted free of damage plug adequately D O T walk around sequence seated and safety catch engaged to have been omitted prevent accidental disconnection c Hydraulic couplers properly seated and tightened no leaks and properly secured against tangling snagging and chafing with sufficient slack for turning d Air electrical and hydraulic lines properly secured against tangling snagging and chafing with sufficient slack for turns 2 Lights and Reflectors a Fronttrailer clearance and identification lights should be clean operating and proper color b Reflectors and conspicuity tape clean and proper color Step 2 Coupling System Area 1 Fifth Wheel Lower a Securely mounted to frame b No missing or damaged parts visible space between upper and lower fifth wheel d Locking jaws around the shank and not the head of kingpin e Release lever properly seated and safety latch lock engage
92. he suspension and re align as per Hendrickson Turner instructions Determine which beam s is out of position cut from axle reposition and weld Re bush both suspen sion pivots Compare the installation dimen sions to the suspension assembly drawing Reposition the incorrect components and re bush both suspension pivots Re bush using lubricant supplied by Hendrickson Turner Replace bushing Rubber protruding from both ends of the bushing tube is normal Excess rubber protruding from one end can indicate a bushing walk condition SOLUTION Replace complete spring Rearrange load for proper distribution Replace spring Align springs and tighten U bolts to proper torque PROBLEM 3 Tires Loss of tire air pressure CAUSE Over or under inflation Loose wheel stud nuts or clamps Loose or tight wheel bearing Axle bent or out of alignment Tires not properly matched Improper acting brakes Rapid stopping High speed Over or under inflation Excessive speed on turns Tire wobble due to uneven rim clamping Worn or damaged wheel bear ings Bent wheel or rim Bent axle Leaf spring broken Bent axle Frame or suspension axles out of alignment Puncture in tire Faulty valve or valve core Wheel or rim damage 128 SOLUTION Inflate to proper pressure Tighten wheel stud nuts or clamps Adjust bearings Straighten align or replace axle Match tires Co
93. hen rotate back to right 360 When lubricating chain ensure that com plete chain gets lubri cated Rotate 360 Fig 7 8 ROTATION DRIVE ROLLER CHAIN 71 7 Grease the boom lift cylinder bushings each Fig 7 9 LIFT CYLINDER BUSHINGS 8 Grease the boom rotation drive sprocket shaft Fig 7 10 BOOM ROTATION DRIVE SPROCKET 9 Grease the tank sliding gate shafts Fig 7 11 SLIDING GATE SHAFTS 72 100 000 Miles 150 000 km Annually 1 Change hydraulic system oil 2 Change hydraulic system filter s Fig 7 13 FILTER 73 7 2 SERVICE RECORD See Lubrication and Maintenance sections for details of service Copy this page to continue record ACTION CODE L LUBRICATE CHANGE 5 CHECK Hours Daly orso mies _ russe LL LLLI LLLI eree Trough Auger Bears e 10 000 __ 229 22225 fe N E N E T T E HHHHH NES FTE TTT mew 74 8 PERIODIC MAINTENANCE AND ADJUSTMENTS A MAINTENANCE SAFETY Read and understand all the information in the Operator s Manual regarding maintenance adj
94. hould be checked when any of the following conditions occur a Discovery of loose fasteners or compo nents b Discovery SORTANT n in a suspen A loose fastener is defined as one whose torque has dropped below its specified level sion system component c Whenever bushings are replaced d Whenever excessive or abnormal tire wear is observed Torque N m 80 850 2 0 305 410 445 2 0 305 410 445 216 270 80 110 175 200 236 270 80 110 SUSPENSION SYSTEM cont d 8 11 8 11 3 SUSPENSION SYSTEM SCHEMATICS ee 20222 m a a LI a f JAN 107 8 12 WEAR PATTERNS The way your tires wear is a good indicator of other parts of the suspension Abnormal wear patterns are often caused by the need for simple maintenance or axle alignment a Over Inflation Excessive wear at the center of the tire indicates the air pressure in the tire is consist ently too high The tire is riding on the center of the tread and wearing it prematurely Occasionally this wear pattern can result from outrageously wide tires on narrow rims The cure for this is to replace either the tires of the MU wheels Over Inflation Fig 8 32 OVER INFLATED b Under nflation This type of wear usually results from consist ent under inflation When a tire is under inflated there is too much contact with the road by the outer treads which wear prema turely When thi
95. ing and anchoring forces remain intact If these forces are not maintained compo nents can shift or move and affect the per formance and component life Refer to Maintenance Section for the list of required torque values for all fasteners in suspension system Any loosening can lead to component shifting misalignment and or twisting Any of these items can cause erratic handling broken components or rapid tire wear Always tighten the nut end of fastener Specified torque values apply only to nut end torquing Axle Alignment Axle alignment is properly set at the factory when the unit is new and will remain aligned unless fasteners loosen or components wear Use a steel measuring tape to check the alignment Refer to Maintenance Section for alignment checking procedure Axles that are out of alignment can cause erratic handling characteristics broken components and accelerated tire wear Fifth Wheel Assembly Components The king pin anchor frame and upper and lower fifth wheel assemblies must be in spected to check for mechanical integrity of all components All components and systems must be kept in good condition to safely and reliably transmit the accelerating braking and side loads between the trailer fifth wheel and towing vehicle a King Pin Check the king pin for cracks chips or whether it is bent Check that there are no cracks or distortions between the king pin and its anchor frame If any defects are found re
96. ing is assembled at the factory with the required end play refer to Section 8 5 This end play should be checked to insure proper axle and bearing function Check the temperature of the hub by hand after 10 to 15 miles 15 to 25 km during the first trip A hot hub must have the bearing end play reset before continuing Jack the axle up and support it on a stand Turn the wheel by hand The wheel should turn freely If it does not check if the brakes are dragging or if the bearing has too much end play If either of these conditions exist correct before proceeding Move the wheel laterally on the axle shaft If the wheel wobbles the bearing has lost its end play Tighten bearing and set end play before continuing Hub Lubricant Levels a Oil Bath Oil bath hubs are used on some trailers and are filled at the factory Check hubs frequently at least daily during the first few weeks of operation Always check when the oil is cold and the trailer is on the level Use the level mark on the hub face when checking oil level Replace seals and gaskets if hub has an oil leak Do not operate without oil in the hub b Grease Packed Grease packed hubs are used on some trailers and do not require servicing unless the wheel end is being serviced or re moved 4 3 BREAK IN cont d Suspension A suspension system connects the axles to the frame All fasteners must be maintained at their specified torque to ensure that all clamp
97. ion Can be felt as the wheel turns Bearings in good NOTE condition turn easily and smoothly Bearings in poor or bad condition can be felt through the wheels as scrap ing grinding dragging or bumps Replace bearings before resuming work If the bearings are not in good condition replace them before setting the end play h Wobble Grasp each side of the 82 8 5 WHEEL HUBS BEARINGS cont d C Wheel Bearings cont d 2 Bearing End Play a Place a pan under the hub drain plug b Remove the drain plug from the hub and drain the oil c Remove the hub end plate and lay to the side d Remove the set screw from the jam nut e the jam nut and perforated lock washer from the spindle f Useatorque wrench to tighten the adjust ing nut 200 ft Ibs 136 N m while rotating the wheel assembly in both directions g Backthe adjusting nut off to zero torque h Retorque the adjust ing nut again to 50 ft los 68 of torque while rotating the wheel assembly ITEM DESCRIPTION ITEM DESCRIPTION 1 22 in both directions Capscrew Snap ring i Loosen the nut 1 4 Lockwasher Capscrew turn Hub cap Air chamber Gasket Lockwasher j Install the perforated Wheel bearing jam nut Locknut lock washer Be Lockwasher Camshaft bushing assembly sure the adjusting Wheel bearing adjusting nut Capscrew nut pin aligns with Cone outer wheel bearing Washer slack adjuster bearing outer Locknut
98. ked 12 14 15 16 2 3 Before disconnecting the tractor from the trailer unit s make sure that the tractor and trailer are on level ground and that the trailer wheels are securely blocked Lower landing gear and provide extra support if the ground is soft Deflate air ride if so equipped prior to uncoupling Do not unload unless vehicle is on a firm level surface Heview safety items with all personnel annu ally UNLOADING SAFETY Position vehicle on a firm level surface before swinging boom or unloading unit Soft or uneven terrain can result in tipping of frame when swinging boom or unloading On semi units position tractor and trailer in a straight line to provide maximum stability when swinging boom or unloading Stay away from power lines when swinging or raising the boom Electrocution can occur without direct contact Use care when on ladder or on top of unit to prevent falling Stay away from power lines to prevent electrocution Stay out of tank compartments when unload ing and when engine is running Do not operate when any guards are removed or any access doors are opened 2 4 MAINTENANCE SAFETY Head and understand all the information in the 1 Operator s Manual regarding maintenance adjusting and servicing the Bulk Feed unit Place all controls in neutral disengage PTO 2 clutch stop the engine remove ignition key and set the park brake before adjusting servicing or maint
99. key is turned on With the latter the system is ON when the brakes are applied Function Sensors on each wheel monitor wheel speed and transmit a signal to the ECU During heavy severe and emergency braking or hazardous road conditions the ECU monitors and compares the speed of each wheel to determine if any are slowing too rapidly If a wheel is slowing too rapidly the ECU works with the modulator valve to relieve the air pressure to the brake son that wheel to prevent lock up By preventing wheel lock up each wheel provides maximum braking force and eliminates trailer instability Warning Lamp Each system is equipped with a warning lamp to display the condition of ABS system to the driver operator Be familiar with the meaning of the warning lamp codes before using the trailer 112 ABS VEHICLE CONTROL SYSTEM a Onastoplight activated system the warning lamp comes ON when you apply the brakes and goes OFF when you release the brakes on a stationary vehicle b Onaconstant power system the warn Warning Lamp With Stoplight Power Brakes Fault Vehicle Warning System Speed Lamp gt 4 Flashes once then stays off for Applied remainder of stop Applied Yes N A On for duration of Stop Atless than 4 mph you cannot tell whether the light indicates a fault or an incomplete self check To tell if there is a fault you must apply the brakes while driving faster than 4 mph to see i
100. ler on a level hard surface Installing Brakes 1 Inspect all the components Replace any 2 Exhaust all the air from the air system that are cracked bent or worn 3 Jack the axle up and place on safety 2 Lubricate the camshaft spline slack stands adjuster gear and slack adjuster pins with 4 Remove the wheel assembly from the anti seize compound axle 3 Install cam shaft and slack adjuster 5 Release the slack adjuster Refer to Secure with snap rings Section 8 6 4 Adjust slack adjuster to its required angle 6 Disable or cage spring brakes if so and attach to the push rod Release slack equipped adjuster pawl if so equipped 7 Drain oil from hub and remove spindle 5 Usea good quality brake grease to components lubricate the anchor pins and rollers where 8 Remove the hub and drum assembly they contact the brake shoes Support with a hoist as the assembly 6 Place the upper shoe in position slides off the spindle Use a puller if 7 Place the lower shoe in position and required attach 2 new retaining springs 9 Remove roller retaining clip from the 8 Rotate lower shoe forward and attach new bottom and top brake shoe cam rollers brake shoe return spring 10 Disconnect and remove bottom shoe 9 Install both cam rollers and secure with return spring retainers 11 Rotate bottom shoe to remove retaining 10 Install and secure the remaining wheel springs and components 12 Lift top shoe to remove 11 Repeat with
101. ler or a straight frame truck High strength tank unloading auger The controls for all sys aluminium is used for the tank and structural tems are located in the box on the left rear corner components to minimize weight and maximize Each truck or tractor section must be equipped payload with a hydraulic power pack to provide oil flow to the hydraulic motors and cylinders Augers are used at the bottom of the tank in the vertical tube and boom to unload All augers and paddle chain are powered by a hydraulic motor to provide maximum unloading efficiency The boom rotates and raises to allow unloading into a variety of customer feed storage facilities Tank Boom Vertical Auger Trough Auger Boom Rotation Drive Boom Lift Cylinder Control Box Remote Control Optional Fig 4 1 PRINCIPAL SYSTEMS A B C D E F G H 22 43 BREAK IN Break in is the most important time in a Truck or a Trailer s life It is critical that the unit be checked frequently during the first 5000 miles to be sure that all components and systems are properly adjusted and performing as required The following inspection schedule is provided as a guide for normal operating conditions More frequent inspections are recommended in severe or extreme conditions Inspect at 50 100 miles 1 2 hours 500 miles 8 10 hours 1500 miles 25 30 hours 5000 miles 100 hours 1 Brakes It takes a few weeks of operation for the brake shoes to
102. lication stroke others adjust upon release Automatic slack adjusters can greatly reduce manual adjustments Automatic slack adjusters do not reduce the need for periodic maintenance STANDARD ADJUSTING MECHANISM HEX ANCHOR BRAC KET STYLE B STYLE D Fig 8 21 AUTOMATIC SLACK ADJUSTERS 94 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE cont d BRAKE ADJUSTMENT PROCEDURE NOTE All adjustments should be made with cold brake drums and the brakes fully released A Manual Slack Adjuster Brake Adjustment Procedure 1 Slack adjusters with locking collar positive lock type Jack up the vehicle Thoroughly clean the adjusting hex and locking sleeve area Position a wrench or socket over the adjusting hex and disengage the locking sleeve by depressing it With the locking sleeve fully depressed adjust the brakes while rotating the tire and wheel Use the wrench or socket to turn the adjusting hex until the shoes contact the drum Then back off the adjusting hex until the tire and wheel turn freely The actuator stroke should be as short as possible without the brakes dragging If the vehicle cannot be jacked up thor oughly clean the adjusting hex and locking sleeve area Position a wrench or socket over the adjusting hex and disengage the locking sleeve by depressing it With the locking sleeve fully depressed use the wrench or socket to turn the adjusting hex until
103. ling and poor wear characteristics when mounted on the same axle Different types can be mounted on different axles but not on the same axle c Tire Spacing A wide variety of rims can be used on the trailer and each will provide a different offset Select the rims to provide sufficient space and clearance between the sidewalls of the tires Normally there should be at least 2 inches 50 mm and 3 inches 75 mm between the sidewall of a bias ply and radial dual tire assembly respectively This spacing will provide sufficient clear ance for each type of tire to deflect as they rotate and when the impact a pothole or bump in the road If they touch during operation they will wear or abrade at the contact point In addition tires that are too close do not shed dirt trash or stones that can get between them during operation as well as properly spaced tires 88 ROLLING RADIUS Fig 8 14 TIRE DIMENSIONS 6 8 BRAKES All components in the brake system must be maintained in good condition for the system to MEE perform at top efficiency It is lt ADJUSTER recommended that brakes and BRAKE DRUM associated components be checked serviced and maintained per the Trailer Preventative Main tenance Schedule TPM for the trailer In this section the basic _ brake disassembly and assembly 5 AK 22 pe procedure will be covered Refer to the axle manufacturers service manual for a more detailed repair and rebuilding pr
104. loose Note All motors are tested and rated of a maximum back pres sure of 1000 PSI Dirt between surfaces Scratches or nicks on surfaces Use installation bolts which are too long and bottom against housing Poor fittings Damaged threads 137 SOLUTION Tighten Replace seal Check housing surface at seal for sharp nicks or deep scratches Replace faulty o rings Tighten the cap screws at gerotor end of motor if the threads are accidentally stripped in the housing the hole may be drilled and tapped deeper and the motor reassembled w longer bolts Reassemble clean and dry parts Polish very carefully on a flat hard surface use 600 or finer abrasive cloth and very little pressure avoid rounding edges Replace flange and use proper size bolts Replace fittings carefully Replace housing or use nut such as true seal PROBLEM 8 Hydraulic Failures a Cavitation CAUSE Insufficient inlet flow 138 SOLUTION Wrong pump speed Slow down engine RPM and pump speed System hoses too small Replace hoses with larger size Tank below line inlet Change inlet to bottom of tank Pressure hose used as suction hose Intake hose too small Increase size of intake line Detergent oil in hydraulic system Drain and flush hydraulic system Replace with specified non detergent oil Air getting into system aeration Tighten all fittings and extend return line outle
105. mate with the drum contour and burnish the surface During this period of time the operator should check the brakes every day After the first month inspection of the brakes every 2 weeks or every 10 000 miles is required Check the function and adjustment of the brakes on each axle All brakes should apply evenly No shoes should drag on the drum when the brakes are not applied 2 Tires Tires are designed to provide maximum life and performance when maintained at their specified inflation pressure Although the tires are inflated to their specified pressure at the factory the pressure can change before going into service Always use an accurate gauge to check the pressure when the tire is cold 3 Wheels Rims Although lug bolts and rim fasteners are always tightened to their specified torque at the factory it is normal for them to lose some of their torque during the first few miles of operation Always retorque lug bolts and rim fasteners to be sure that they stay tight Then go to the retorquing interval defined in the Maintenance section of every 25 000 miles Keep all fasteners tightened to their specified torque to prevent damaging any components Whenever a wheel is removed from an axle the above retorquing procedure must be followed to be sure that the wheel is secured to the axle If any component is damaged due to loose fasteners it will have to be replaced 23 Axles Each wheel bear
106. me illegible or parts replaced without signs new signs must be applied New signs are available from your authorized dealer or factory direct 20 4 OPERATION GUIDELINES OPERATING SAFETY Read and understand all the Operator s Manual and all safety signs before operating or adjusting the Walinga Bulk Feed unit Perform circle check before driving Do not allow riders outside the cab during road or highway travel Drive very carefully when negotiating hilly or uneven terrain Keep hands feet clothing and hair away from all moving parts Place all controls in neutral disengage PTO clutch stop the engine set park brake remove ignition key and wait for all moving parts to stop before servicing adjusting repairing or maintaining Stay away from power lines when moving boom or climbing on top of the trailer Elec trocution can occur without direct contact Do not open access doors to airlocks trough chain or augers while the air system or auger are running Use care when climbing on ladder s and or platform s to prevent falling 4 1 The Walinga Bulk Feed units combine light weight construction methods combined with high strength materials to become a safe reliable and efficient feed or grain hauling unit Be sure to familiarize yourself with the unit by reading this Operator s Manual the Safety Alerts and any other material provided with the unit before attempting to operate it With careful use and
107. n 4 3 5 2 Visually inspect the suspension the start of the day or trip for bent broken or loose com ponents Always correct these conditions and perform a complete check out of the suspen sion before placing the trailer back in service 3 After each additional 25 000 miles 40 000 km or every 3 months retorque all the fasteners to their specified torque per the following table Always use an accurate torque wrench when retorquing fasteners and attach to the nut 4 25 000 miles 40 000 km or every 3 months inspect the following a Check position of clamp if moveable clamps used Clamping legs must be centered over slot in end tube b Check fit and function of all bushings Table 7 Fastener Torque Requirements Description Size Equalizer Shaft All Spread 49 Spread 54 65 1 2 Spread 72 109 Spread Ft Lbs 575 625 200 225 300 325 200 225 1 1 4 Nut 3 4 Capscrew 2 1 2 Nut 1 1 2 Nut U Bolt Nuts Torque Arm Bolt Nuts Torque Arm Clamping Nuts opring Retainer Nuts 106 SUSPENSION SYSTEM cont d 300 325 160 200 c Check all hanger and hanger bracing welds for cracks d Check all other welds for signs of cracks or distortion e Check fit of springs in hangers and equalizers f Check equalizers for excessive wear at spring ends g Check suspension system alignment In addition to checking the alignment at the recommended intervals axle alignment s
108. nd only in radial tires and appears where the steel belts end in relation to the tread It can be kept to a minimum by paying careful attention to tire pressure and frequently rotating the tires This is often considered normal wear but excessive amounts indicate that the tires are too wide for the wheels 109 One side wear Fig 8 35 ONE SIDE WEAR Cupping Fig 8 36 CUPPING Second rib wear Fig 8 37 SECOND RIB WEAR 8 13 AIR SYSTEM Trailers are equipped with an air system that is pressurized by a compressor on the tractor for operating the discharge gates brakes and air suspension if so equipped All components must be in good condition for the system to function and perform as intended The air system must be inspected to be kept in good condition and func tional checks performed to be sure it is operating as required 8 131 AIR SYSTEM INSPECTION The pre trip or pre start inspection include several air system related checks inspections or tasks including but not limited to Daily 1 Checkthat the glad hands are clean and in good condition Check seals in glad hand Clean repair or replace as required 2 Checkthat the air hoses between the tractor and the trailer are routed to prevent rubbing chaffing or pinching Reroute to correct condition if required 3 Drain moisture from all air tanks Pull on the cable attached to drain valve on the bottom of each tank until the water or spray no long
109. ng system structure f Suspension system anchorage g Axles h Optional Accessories i Side Covers li Top Covers 3 Inspect electrical system components for Binding Rubbing abrasion Looseness dangling Cracks tears in harness Burned out lights Papp Fig 6 16 ELECTRICAL TYPICAL 64 4 Inspect air system and components for a Leakage by perform ing leak down test b Rubbing abrading c Cracked hoses 3 Fig 6 17 AIR SYSTEM TYPICAL 5 Clean gladhand screens if so equipped 6 Check brake lining thickness Replace as required Fig 6 19 BRAKE LINING 65 100 000 Miles 150 000 km Annually 1 Reline brakes as required 2 Change oil in hubs 3 ko r i EU k i lt WA T h zc 1 4 3 4 d 4 4 713 v 4 4 f E 4 Fig 6 21 OIL TYPICAL 66 6 1 LOCATION Fifth wheel Coat pivot pins and lock Landing gear Wheels Brakes Camshaft bearing Slack adjuster Brake shoe anchor pin bushing Also at brake reline DESCRIPTION Coat bearing surface Gearbox and screws Check oil level Bearings Change Lubricate Lubricate Lubricate SERVICE RECORD SUMMARY LUBRICATION FREQUENCY Daily or as needed Periodic basis weekly Weekly 10 Days or 5000 m 8000 km 25 000 miles
110. nto the desired position d Tighten motor assembly mount ing bolts to their specified torque 5 Install and secure the drive system guards WARNING Machine is shown with guard removed or access door opened for illustrative purposes only Do not operate ma chine with guard removed or access door opened wl Hydraulic Motor Assembly Fig 9 1 BOOM ROTATION DRIVE SYSTEM 125 10 TROUBLE SHOOTING The Walinga Bulk Feed Unit uses an auger air or a dual system for unloading material as required It is a simple and reliable system that requires minimal maintenance In the following section we have listed many of the problems causes and solutions to the problems that you may encounter If you encounter a problem that is difficult to solve even after having read through this trouble shooting section please call your local Walinga dealer or distributor Before you call please have this Operator s Manual and the serial numbers from your trailer ready PROBLEM 1 AirRide Suspension Trailer leans constantly in one direction Varies from side to side Varies in one direction Trailer Dog Tracks constantly to one side side to side 10 one side under load CAUSE Suspension beams installed out of parallel Axle welds missing or broken Failed pivot bushing rare Trailer out of alignment Missing or broken alignment collar welds Suspension not squar
111. oad or slippery surface conditions winding roads or congested areas 3 Always provide sufficient vehicle spacing on the road to allow for a safe stopping distance 4 Apply brakes gradually to produce an even deceleration until the vehicle is stopped 5 Watch traffic patterns ahead Anticipate pattern changes that could result in an emer gency Apply the brakes gradually in sufficient time to produce a controlled stop 6 Shift to a lower gear to use engine compres sion as the retarding force when going down steep grades 7 Donot apply brakes for a long period of time such as when traveling on a long downgrade The brakes will overheat Instead apply both the tractor and trailer brakes for short periods of time and the brakes have a chance to cool between applications 8 Dry the brakes by applying them several times after going through water 9 Release the brakes just before going over railroad tracks or other rough conditions By allowing the wheels to turn over rough road surfaces there will be no shock loads to the brake system components or produce flat spots on the tires 10 Wet icy snow packed surfaces require special care Make cautious intermittent applications by fanning or pumping the brakes to reduce speed without skidding or locking the wheels Use wheel chocks apply trailer and tractor parking brakes and place tractor in low gear when parking the unit Maximum brake retarding occurs
112. ocedure BRAKE CHAMBER SSF Check brakes frequently to keep CAM ROLLER them in top condition Poorly GO AZ Rae snot maintained brakes will not stop the trailer as effectively as well main RETURN SPRING tained brakes and in the extreme could fail completely leaving no brakes or no ability to stop the unit Fig 8 15 BRAKE SYSTEM It is recommended that the driver checks the brakes at least once during each working day when checking tire pressure and performing a quick visual of the unit Use your hand to check the temperature of the drum All drums should be approximately the same temperature if the system is functioning properly If any drum is significantly warmer or colder than the rest it indicates a problem Determine the cause of the problem and correct it before resum ing work By discovering and correcting it while it is minor major repair expense and down time can be prevented At 25 000 miles 40 000 km or every 3 months when the axle is raised off the ground for the complete wheel end inspection check the brakes at the same time When the wheels are turned by hand the wheel end should decrease speed slowly If it does not the brakes could be dragging or there could be a problem with the bearings Dragging brakes will also be detected by hot drums during the daily drum temperature checks Adjust the brakes to correct the problem 89 the brake d
113. omponents from interfering with the measurements 79 84 AXLE ALIGNMENT cont d Attach an S hook to a steel tape and measure the distance between the kingpin and the end of each axle Dimensions A and B should be equal within 1 8 inch 0 125 in 3 1 mm Adjust the suspension mount ing system as required to set dimension A and B within 1 8 inch 0 125 in 3 1 mm Refer to suspension system instruction brochure for de tailed adjustment procedure Fig 8 4 AXLE DIMENSIONS Use a trammel bar to measure the road and curbside dimensions between the first and second axles Dimensions C and D should be within 1 16 inch 0 0625 in 1 6 mm Fig 8 5 TRAMMEL BAR Adjust the suspension system as required to set this dimension to its recommended toler ance Repeat measuring and adjustment procedure on the third axle if 0 equipped Tighten all fasteners to their specified torque Do not allow any suspension system or running gear fasteners to loosen PARALLEL IMPORTANT Always use a torque wrench when tightening fasteners The correct torque on a fastener provides the proper clamping force on the adjacent components and they will perform as expected TRAILER AXLES The front axle must be aligned to the kingpin with second and third axles adjusted to the FRONT AXLE front axle ADJUSTED RELATIVE ADJUSTED TO VEHICLE RELATIVE TO Always check axle alignment after repairing FRONT AXLE the s
114. ons eese 141 Bolt Torque rrr 142 Hydraulic Fitting Torque 143 144 1 INTRODUCTION Walinga appreciates your patronage and trust this unit will give you many years of trouble free use We are pleased to have you join a growing number of people operating Walinga Bulk Feed units We take pride in building products to meet the demands of discriminating buyers in the feed transporting industry We have sought to anticipate your needs with respect to safety convenience design and engi neering for your unit Walinga provides information and service support to its customers through its distributor and dealer network Contact them at once should you need assistance Safe efficient and trouble free operation of your Bulk Feed unit requires that you and anyone else who will be operating or maintaining the unit read this manual carefully and understand the Safety Operation Maintenance and Trouble Shooting information contained within the Operator s Manual Failure to read and follow the manual could lead to serious injuries or costly repairs Truck d Dem nn 1 Although some of the diagrams and pictures may not apply to all units we have tried to show details of common adjustments and features that are on standard production units Use the Table of Contents o
115. oper adjustment Replace use rubber grommets with integral brackets Assure slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Check gladhand connection Assure open lines no kinks bends closed shut off cocks restrictions excessive elbows Have authorized service center check for adequate pressure and timing balance relative to tractor trailer application Check slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Check open lines no kinks bends closed shut off cocks restrictions excessive elbows Check for leaks in system by apply ing service brake and inspecting PROBLEM 5 Air System cont d Poor braking performance cont d CAUSE Trailer brake lining wear sive Trailer brakes slow to apply Trailer service brakes slow to release Slack adjuster not auto adjusting Cracked housing Worn clevis pin bushing 133 SOLUTION Have authorized service center check for adeguate pressure and timing balance relative to tractor trailer application Proceed per problem trailer brakes drag Check slack adjuster and chamber spring brake push rod angle 90 applied with proper adjustment Check air delivery to all reservoirs at system working pressure Check open lines no kinks bends closed shut off cocks restrictions excessive elbows Have authorized use of jumper hose
116. partment Fax 519 824 0367 SERIAL NUMBER LOCATION The serial number plate is located on the Drivers Side of the unit at the front of the body on the truck and on the landing gear on trailers Please mark the serial number and the date of manufacture of the body in the space provided for easy reference DATE OF MANUFACTURE SERIAL NUMBER V I N PLATE LOCATION Always give your dealer the 1 Vehicle Identifi Please mark the number in the space provided for cation Number of your Walinga Bulk Feed unit easy reference Also obtain and mark down the when ordering parts or requesting service or other Model Number Production Year and other pertinent information information of your Trailer Truck unit in the spaces provided The plate is located where indicated V I N Number Model Number Length Suspension Axles Trailer VIN Plate 7 x M GG LA 2 Truck Serial Number Plate Wheels Tires Date Purchased Dealer Purchased From Address AIR AUGER UNLOAD and AUGER UNLOAD BULK FEED UNIT Warranty Registration Form Inspection Report WARRANTY REGISTRATION This form must be filled out by the dealer and signed by both the dealer and the customer at the time of delivery Customers Dealer Name Address Address City Prov State Code ______ City Prov State Code Phone Number Model VIN Number Delivery Date DE
117. place the king pin and its anchor frame before resuming work b Fifth Wheel Assembly 24 The fifth wheel assembly consists of the king pin locking mechanism surface plate frame pivot and anchor system Check that the king pin locking mechanism locks and unlocks easily and that all moving surfaces are coated with grease Check that the surface plate is free of grit and coated with grease Check the surface plate and anchor frame for cracks bends or distortions Replace any damaged components Retorque fasteners to maintain the proper clamping forces on all components Loose fasten ers can cause components to move or bend and create mechanical or safety problems during operation Electrical Hydraulic and Air Lines Electrical hydraulic and air lines extend from the front of the unit to each electrical hydraulic and air operated component Although they are all anchored along their routing pathways from the factory they occasionally do come loose and will sag Inspect all lines Use plastic ties to secure line to frame if any are loose and sag Replace if any are pinched kinked cut or abraded Extra care should be taken in cold or extreme operating conditions Ice mud or brush can pull lines loose from their anchors and cause damage Clean components repair damage re anchor and install protectors if appropriate Do not operate with damaged components 44 PRE OPERATION VEHICLE INSPECTION PROCEDURE FOR TRAILERS T
118. ption EXW ExWorks Guelph Ontario Canada any part of the Equipment which if properly installed used and maintained proves defective in material or workmanship provided that notice of any such defect and satisfactory proof thereof is promptly given by the Buyer to the Seller All costs of the installation or transportation pursuant to this warranty are for the account of the Buyer The obligations set forth in this clause are conditional upon i Proper storage installation except where installation is supervised by or performed by the Seller use maintenance and compliance with any applicable recommendations of the Seller and li The Buyer promptly notifying the Seller of any defect and obtaining authorization prior to proceed ing with repairs and if required promptly making the goods available for correction In respect of any Equipment or part thereof supplied hereunder which are manufactured by others the Seller gives no warranty whatsoever and the warranty given by the manufacturer if any shall apply The Seller shall not be liable for any cargo loss loss of equipment use or any other incidental or consequential damages resulting from any defective part or parts the Seller s liability and the Buyer s exclusive remedy being expressly limited to the replacement of defective parts as provided herein The warranty set out within this paragraph does not apply to tires accessories and other items including the items i
119. r Index as a guide in locating the specific information applicable to your unit Keep this manual handy for frequent reference and to pass on to new operators or owners OPERATOR ORIENTATION The directions left and right as mentioned throughout this manual are taken as if the operator was in the driver s seat and facing in the direction of travel 2 SAFETY SAFETY ALERT SYMBOL This Safety Alert symbol means ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED The Safety Alert symbol identifies important safety messages on the Walinga Bulk Feed unit and in the manual When you see this symbol be alert to the possibility of personal injury or death Follow the instruc tions in the safety message Why is SAFETY important to you 3 Big Reasons SIGNAL WORDS Note the use of the signal words DANGER WARNING and CAUTION with the safety messages The appropriate signal word for each message has been selected using the following guide lines DANGER WARNING CAUTION 10 Accidents Disable and Kill Accidents Cost Accidents Can Be Avoided Indicates an imminently hazardous situation that if not avoided will result in death or serious injury This signal word is to be limited to the most extreme situations typically for ma chine components that for functional purposes cannot be guarded Indicates a potentially hazardous situation that if not avoided could result in death or serious injury an
120. racking chain against the sprocket 5 Tighten jam nut to its specified torque WARNING Machine is shown with guard removed or access door opened for illustrative pur poses only Do not operate machine with guard removed or access door opened TI EM OPE E g Chain Position Bolt Fig 8 40 MANUAL GATE EI Fig 8 40A NEW STYLE MANUAL GATE ON UNITS BUILT AFTER 124 1999 9 BOOM ROTATION DRIVE SYSTEM Each unit is equipped with a boom that can be rotated into position for unloading A dual stage roller chain drive system provides an infinitely variable system for positioning the boom to any feed storage facility For the system to function as required the roller chain must be lubri cated monthly and the chain tension maintained at the proper level To set chain tension follow this proce dure 1 Place all controls in neutral disen gage PTO clutch stop engine set park brake remove ignition key and wait for all moving parts to stop 2 Remove guards over boom rotation drive system 3 Checktension of each chain With the proper tension the chain can deflect 1 8 inch 8 at the centre of the span 4 adjust chain tension a Use the nut on the sprocket position bolt to set the position of the sprocket assembly NOTE Always set the sprocket position first b Loosen the hydraulic motor assembly mounting bolts c Slide or tap the motor assembly i
121. rease Use the Service Record checklist provided to keep a record of all scheduled servicing 1 54 It is recommended that a hand held grease gun be used for greasing An air powered greasing system can damage the seals on bearings and lead to early failure Wipe grease fitting with a clean cloth before greasing to avoid injecting dirt and grit Replace and repair broken fittings immediately If fittings will not take grease remove and clean thoroughly Also clean lubricant passageway Replace fitting if necessary 5 1 SERVICE cont d 5 1 3 HYDRAULIC SYSTEM 1 Oil Specifications Min Start up Minimum Maximum No Load Operating Operating Temperature Temperature Loaded P197 16 3 F 2 C 28 F 82 180 PERMCO P3100 P5000 16 C 3 F 10 C 14 82 180 DMD25 064 PERMCO All hydraulic systems will be filled with Hydrex XV Check with dealer or factory for oil require ments when using other oils or in other temperature ranges 2 System Operation a Be sure your oil specifications meet or exceed the pump manufacturer require ments h Do not over speed the hydraulic pump it Do not exceed starting and operating causes overheating of the hydraulic oil temperatures as specified above Run the engine as shown on RPM tag on dash When operating a unit and the oil tem perature is over 180 F 82 C the pump i Check vent filler cap and keep it clean
122. rrect brakes as required Apply brakes slowly when ap proaching stops speed Inflate to proper pressure speed Torque tighten all rim clamps Replace bearings Replace wheel or rim Replace or straighten axle Replace leaf or complete spring Replace or straighten axle otraighten frame or align axles Repair or replace tire Replace valve assembly or core Replace wheel or rim PROBLEM 4 Electrical Lights flicker or do not come on Complete loss of trailer lights Lights flash improperly or appear to be crossed CAUSE Bad connection Frayed wires Battery on tractor not sufficiently charged Damaged or disconnected wire on ground cable Poor ground at sockets Broken main harness Junction box failure Frayed wires Damaged or disconnected ground cable Loose or corroded connection in ground lead between tractor and trailer Internal short in junction box 129 SOLUTION Check electrical system circuits Repair as required Charge battery Repair or replace cable Repair as necessary Repair or replace Replace junction box Repair as required Repair or replace cable as required Repair or replace Repair or replace junction box PROBLEM 5 AirSystem Excessive compressor cycling Trailer brakes slow and sluggish CAUSE Air leak oystem or component failure 130 SOLUTION Check air line fittings
123. s type of wear occurs and the tire pressure is known to be consistently correct or the need for axle alignment could be indicated Under Inflation Fig 8 33 UNDER INFLATED c Feathering Feathering is a condition when the edge of each tread rib develops a slightly rounded edge on one side and a sharp edge on the other By running your hand over the tire you can usually feel the sharper edges before you will be able to see them The most common causes of feathering are incorrect toe in setting deteriorated bushing in the suspension or misalignment Feathering Fig 8 34 FEATHERING 108 One Side Wear When an inner or outer rib wears faster than the rest of the tire the need for axle alignment is indicated There is excessive camber in the axle causing the wheel to lean too much excessive load on the one side of the tire Misalignment could also be due to sagging springs or worn suspension system compo nents Cupping Cups or scalloped dips appearing around the edge of the tread almost always indicate worn sometimes bent suspension parts Adjust ment of axle alignment alone will seldom cure the problem Any worn component that connects the wheel to the suspension can cause this type of wear Occasionally wheels that are out of balance will wear like this but wheel imbalance usually shows up as bald spots between the outside edges and center of the tread Second Rib Wear Second rib wear is usually fou
124. shown in the illustration below Good safety requires that you familiarize yourself with the various safety signs the type of warning and the area or particular function related to that area that requires your SAFETY AWARENESS Think SAFETY Work SAFELY DANGER ELECTROCUTION HAZARD To prevent serious injury or death from electrocution e Stay away from power lines when transporting and raising or lowering boom Electrocution can occur without contacting power lines Jj 53 17701 6 REMEMBER safety signs have been damaged removed become illegible or parts replaced without signs new signs must be applied New signs are available from your authorized dealer or factory direct 19 The types of safety signs and locations on the equipment shown in the illustration below Good safety requires that you familiarize yourself with the various safety signs the type of warning and the area or particular function related to that area that requires your SAFETY AWARENESS Think SAFETY Work SAFELY A WARNING HIGH PRESSURE FLUID HAZARD To prevent serious injury or death Relieve pressure on hydraulic system before servicing or disconnecting hoses Wear proper hand and eye protection when searching for leaks Use wood or cardboard instead of hands e Keep all components in good repair 53 15638 6 P REMEMBER If safety signs have been damaged removed beco
125. sition to be sure the surface is firm and level 3 Drive the unit into its approximate unloading position with the tractor and trailer in a straight line and stop Correct Incorrect 4 Donot position the unit ona surface that is not level or is so soft that one set of wheels can sink while the boom is rotating or the tanks are being unloaded Boom rotation will shift the load on the axles when it is at 90 to the frame and can cause tipping if the suspension system flexes and one axle sinks into the ground IMPORTANT Be sure the unit is on level Correct Incorrect ground during positioning or Fig 4 15 PLACEMENT unloading to prevent tipping 5 Do not position the unit where the boom will be closer than 30 feet 10 m to overhead power lines when swinging the boom into position or unloading 6 Setthe parking brakes 7 Deflate air suspension if so equipped 8 Depress clutch and engage PTO driving the auxiliary hydraulic system Fig 4 16 TRANSPORT CRADLE 9 Run the engine at 1000 to provide oil to position the boom ELECTROCUTION HAZARD 10 Dismount and open To prevent serious injury or death from e Stay away from power lines when 11 Raise the boom out of transporting and raising or lowering its transport cradle boom Electrocution can occur without 12 Stay away from over contacting power lines head power lines 13 Slowly swing the boom around to the required position
126. system must be shut down or run slower until the system cools down If overheating persists check the system for possible causes see Section 10 7 Hydraulic oil filter must be changed before the gauge needle is in red on 10 MICRON return filters Hydraulic oil should be checked regularly Testing of oil is recommended once a year Always maintain a proper level in the hydraulic tank and keep oil clean 55 6 TRAILER SERVICING INTERVALS A standard servicing schedule on your trailer unit is provided as a guide for your convenience In unusual or extreme operating conditions increase the frequency or perform additional service items to customize this schedule to your application Hefer to the Service Section of the truck manual for truck servicing information A Servicing 8 Hours Daily or 500 Miles 1 Drain moisture from air tanks use cables to open drain valves 2 Checktire air pressure Add as required Fig 6 2 TIRES TYPICAL 56 Weekly 10 Days 5000 Miles 1 Grease slack adjusters 1 location each adjuster 2 Grease camshaft bearings 1 location each camshaft IMPORTANT Do not overgrease Fig 6 4 CAMSHAFT BEARING 57 Weekly 10 Days 5000 Miles cont d 3 Check wheel hub oil levels BELOW 0 25 ADD OIL Schematic Fig 6 5 OIL LEVEL 58 4 Retorque the following fasteners a Brake wheel end system fasteners Refer to Section 8 8
127. t at a time while unload ing When more than one tank is open during unloading the material can over load the trough conveyor Fig 4 29 SIGHT GLASS and cause stalling or plugging 43 4 8 OPERATION cont d 7 Stopping a Turn trough conveyor OFF and set manual flow control to 10 IMPORTANT When the flow control is set at 10 the circuit bypasses all the oil and the trough conveyor is OFF b Turn vertical and boom augers OFF c Close all compartment gates and secure with safety pins Fig 4 31 LOCKED GATES d Reduce engine speed to low idle e Depress master clutch and disengage PTO clutch 8 Emergency Stopping If an emergency occurs that requires immediate machine shut down place all controls in the control box in neutral OFF to stop the machine or disengage PTO clutch Refer to Step 6 Starting and follow the procedure when restarting the machine Remem ber the augers are all full of material and the start up loads will be higher than normal Always return all controls to OFF before engaging the PTO drive Fig 4 32 PTO CLUTCH 44 Maximum Capacity The optimum operating conditions occur when the unloading system is providing maximum capacity The system is designed so the vertical and boom augers are the limiting components Set the system to obtain maximum capacity in the vertical and boom augers by a Increase the speed of the trough conveyor with the manual flow con
128. t below fluid surface in reservoir Suction filters restricting flow Replace all filters and clean all screens Clogged or inadequate breather Clean or replace breather Wrong oil for climatic conditions Change to proper oil Poor tank construction Replace with better tank Abused by overspeeding Replace pump and don t overspeed PROBLEM 8 Hydraulic Failures cont d a Cavitation cont d CAUSE Contamination SOLUTION Condensation in system and tank Drain and flush system Fill with specified oil Increase frequency of changing oil Inclement weather Allow system to warm before operating Poor tank construction Replace with better tank Incorrect material for piping galva nized Replace all piping Use steel Drain and flush system Replace with clean oil Dirty environment Change oil and filters more frequently Poor handling of oil Only use clean containers to store and transport oil Filter oil before adding to system Clogged or by passing filter Re place filter and change filters more frequently Sabotage Keep unit in locked and controlled environment Cavitation contaminants Replace pump Drain and flush system Replace with specified oil Stuck relief valve Clean or replace PROBLEM 8 Hydraulic Failures cont d b System exceeds pressure specifications over heats CAUSE Worn bearings Cracks and discoloration Warped wear plates or pressure
129. ting servicing or maintaining any part of the Bulk Feed unit Follow good shop practices Keep service area clean and dry sure electrical outlets and tools are properly grounded Use adequate light for the job at hand Block wheels before de activating brakes Maintain air system and brake components in top condition at all times Maintain fasteners in running gear systems at their specified torque at all times Establish and maintain a Trailer Preventa tive Maintenance TPM program on your equipment Some jurisdictions require this program and the maintenance of records on every commercial vehicle on the road for future reference 5 1 SERVICE 511 FLUIDS AND LUBRICANTS Grease Use an SAE multi purpose lithium based grease with extreme pressure EP character istics Wheel Hub Oil Use SAE 80W90 for normal tempera ture conditions 10 F to 100 F ambients b Use SAE 85W140 for hot temperature conditions 100 F and hotter ambients Use SAE 30W motor oil for ambients below 10 F Capacity 1 pint 500 ml approximately Hydraulic Oil Refer to 5 1 3 for Hydraulic Oil Specifications Storing Lubricants Your unit can operate at top efficiency only if clean lubricants are used Use clean contain ers to handle all lubricants Store them in an area protected from dust moisture and other contaminants 5 1 2 GREASING Refer to Section 5 1 1 for recommended g
130. tion of these factors Identify the cause of the problem and correct it before resuming work 87 Underinflation Operating at lower than the specified pressure is a tire s worst enemy Use an accurate tire pressure gauge to check the pressure at the start of each working day every few hours during the day and or whenever the handling characteristics change suddenly Underinflation will increase tread wear and cause a deterio ration of the tire body leading to a separa tion of the tread from the body An underinflated tire is soft and deflects more than it should causing fatigue cracks or breaks in the body cord construction leading to sudden air loss Operation with a low or flat tire on a dual will generate a lot of heat in the underinflated tire from internal friction that it can and will disintegrate or catch on fire It also causes overloading of the adjacent tire on the axle or axles and could lead to their failure also Overinflation Inflating a tire over its specified pressure can lead to serious problems also Overinflation creates a more rigid tire that does not absorb road shocks as well as it should Shock loading from impacting bumps or pot holes can break the fabric of the tire and or transmit the higher loads into the rim wheel and adjacent compo nents causing them to fail as well Overinflated tires cut snag or puncture more easily than properly inflated tires Also overinflating tire will not increase its
131. to a torque which turns the brake camshaft and brake shoes and reducing drum to lining clear applies the brakes ance Two types of slack adjusters are in use manual Higher torque rated slack adjusters use the lock type slack adjusters which periodically require a ball or plunger and worm shaft indent principle manual adjustment and automatic slack adjusters adjustment lock The lock ball or plunger must which will automatically adjust during normal engage the worm shaft indent after the adjustment service braking applications All slack adjusters is completed An audible metallic click can be utilize the worm and gear principle and fundamen heard when engagement 15 made tally differ only in their torque limit specification IMPORTANT Manual and automatic slack adjusters are for brake adjust ment and will not compensate for faulty foundation brakes Ball Indent Type Slack Adjuster Positive Lock Type Slack Adjuster Beer gis Ng WIRT f 2 TE uU 1 1 LOCKING COLLAR Fig 89 20 MANUAL SLACK ADJUSTERS 93 8 9 SLACK ADJUSTERS cont d 8 9 2 MANUAL AND AUTOMATIC SLACK ADJUSTER MAINTENANCE cont d AUTOMATIC SLACK ADJUSTERS While automatic slack adjuster designs vary in the manner in which they are installed and operate all are designed to automatically maintain a predeter mined shoe to drum clearance or brake chamber stroke Some automatic slack adjusters adjust upon the brake app
132. to the trough conveyor drive system to set the discharge speed Set the pointer between 0 and 10 on the scale to adjust the speed ratio between 0 and 100 of the available speed Use the divider to set the vertical and boom auger drive circuit pressure at 1500 to 2000 psi 10245 to 13660 kPa during operation 2 Control Box Outside a Roof Cover Position Front This 2 position toggle switch con trols the flow of air and direction of air to the cylinders that set the position of the cover over the front tank Move switch to its fully up position to close the front tank cover Move the switch completely down to open the cover over the front tanks b Roof Cover Position Rear This 2 position toggle switch con trols the flow of air and direction of air to the cylinders that set the position of the cover over the rear Trailer tank Move switch to its fully up position to close the rear tank cover Move the switch completely down to open the cover over the rear tanks Fig 4 11 CONTROL BOX OUTSIDE 33 4 6 CONTROLS cont d 3 Tank Gate Position A Manual This square shaft controls the position of the gates over the trough conveyor in the bottom of each tank section Use the crank provided with each unit to turn the shaft clock wise to open the gates and counter clockwise to close Always close Crank Manual the gate s before I loading the tank s To
133. trol in the control box until the vertical and boom drive system pressure runs between 1500 and 2000 psi 10245 to 13660 kPa and b The material is flowing smoothly and evenly across the sight glass Pressure Gauge Sight Glass Fig 4 33 MAXIMUM CAPACITY 45 48 OPERATION cont d 10 Unplugging When the unit plugs follow this procedure to unplug I a Place all controls in neutral b Disengage clutch stop engine remove ignition key and wait for all moving parts to stop c Remove ignition keys d Close all the compartment gates e Open access cover on the back of the conveyor tube f Clean out the material from the back of the conveyor tube and the transition cross over cavity g Close and secure access door h Start engine engage PTO driving hydrau lic pump and start the vertical and boom augers i If the augers will not move run them in the reverse direction momentarily to dislodge the plug or jam Then run again the forward direction NOTE If the trough conveyor will not run in the forward direction after reversing momentarily it will be necessary to shut down and clean the material out of the transition area again before resuming operation Start the trough conveyor to bring material to the vertical and boom augers but run at a slower speed to reduce the pressure in the boom vertical drive system WARNING Machine is shown with gu
134. uipped with the boom trough optional compensating valve When equipped with the standard manual flow adjuster set the adjuster to operate the trough auger in this range 31 e Trailer Fig 4 8 CONTROL BOX INSIDE Boom Lift This spring loaded to neutral centre lever controls the position of the boom height Pull and hold the lever to raise the boom lease the lever and it will return to its centred neutral position to stop the boom lift Push on the lever and hold to lower the boom Release the lever to stop its motion Boom Rotation This spring loaded to neutral centre lever controls the direction of the boom rotation Push on the lever and hold to swing the boom to the right clockwise Release the lever and it will return to its centred neutral position to stop the boom rotation Pull on lever and hold to swing the boom to the left counter clockwise 4 6 CONTROLS cont d 1 Control Box cont d g Trough Auger m Vertical and Boom Auger This 2 position hydraulic valve controls the flow of oil to the trough auger drive motor Pull the lever forward to direct the flow of oil to the motor and run the trough auger Push the lever back to stop the flow of oil and stop the trough auger An optional 3 position valve is available where pushing the lever will reverse the auger and 1 useful to assist in unplug ging Rear Light This toggle switch controls the power to the working
135. ure stream of hydraulic fluid seek medical atten tion immediately Serious infection or toxic reaction can develop from hydraulic fluid piercing the skin surface 2 6 TRAVEL SAFETY Read and understand all the information in the operator s manual regarding procedures and safety when operating the Bulk Feed unit on the road Make sure all the lights and reflectors that are required by the local highway and transport authorities are in place are clean and can be seen clearly by all overtaking and oncoming traffic Drive carefully and defensively at all times and especially when negotiating uneven or hilly terrain Do not allow riders outside the cab during road and highway travel Make sure you are in compliance with all local regulations regarding transporting on public roads and highways Consult your local law enforcement agency for further details 2 7 TIRE SAFETY Failure to follow proper procedures when mounting a tire on a wheel or rim can produce an explosion which may result in serious injury or death Do not attempt to mount a tire unless you have the proper equipment and experience to do the job Have a qualified tire dealer or repair service perform required tire maintenance 14 2 8 SAFETY SIGNS 1 Keep safety signs clean and legible at all times Replace safety signs that are missing or have become illegible Replaced parts that displayed a safety sign should also display the current sign
136. uspension system Fig 8 6 ALIGNED 80 85 WHEEL HUBS BEARINGS Some axles use oil bath design for lubricating wheel bearings It is a virtual zero maintenance system providing that the oil remains in the hub Visually check the hub every day for leaks when checking tire pressure during pre trip daily refueling or rest stop inspections If oil leaks are detected on any hub repair the leak and refill the hub before proceeding A Leaks Visually inspect the hub for leaks every time the tire pressures are checked Leaks will normally be visible as dust collects on the escaping oil Stop and correct the leak immediately to prevent running the hub low on oil Running low or without oil will quickly overheat the hub and cause the bearings to seize Change the oil in the hub when installing new seals to correct a leak B Oil Level 1 Checkthe oil level in each wheel hub every 5 000 miles 8 000 km or weekly and whenever an oil leak is found Clean the end plate of the hub to remove the dust dirt or mud build up The oil should be visible to the top of the outer concentric circle of the end cap Add oil as required through the fill plug in the hub Always use clean oil and prevent contaminants from entering the hub when adding or changing oil BELOW 0 25 ADD OIL Schematic Fig 8 7 OIL LEVEL 2 Change the oil every 100 000 miles 160 000 km annually or whenever the axle nuts are retorqued or
137. ust covers if so equipped to access the shoes Check the thickness of the linings Reline or replace shoes when the lining thickness is less than 1 8 inch 8 mm Uneven wear among the brake shoes on a trailer indicate that the braking system has not been set or maintained properly causing uneven applica tion and wear If uneven lining wear appears reset the system to provide even application of all the shoes Do not operate when the linings are less than 1 8 mile 3 mm to prevent the lining anchor rivet or bolts from contact ing the drum Head contact with the drum will cut grooves in the surface and require extra machin ing to remove them when rebuilding the brakes Fig 8 16 EXPLODED VIEW Several types of friction material are available for use on the brake shoes Each has its own friction coefficient and braking characteristics Select the one that best fits your application but do not mix materials on the same trailer Differing materials require different application forces to obtain the same braking force and a braking system can only apply one force when it is properly set Recent changes in envi ronmental laws have banned the use of asbes tos including brake linings Always use the appropriate safety gear when removing brake shoes containing asbestos from your trailer Replace the shoes that are equipped with approved material Fig 8 17 AXLE 90 A Removing Brakes l Position the trai
138. usting and servicing the Bulk Feed unit Place all controls in neutral disengage PTO clutch stop the engine remove ignition key and set the park brake before adjusting servicing or maintaining any part of the Bulk Feed unit Follow good shop practices Keep service area clean and dry sure electrical outlets and tools are properly grounded Use adequate light for the job at hand Block wheels before de activating brakes Maintain air system and brake components in top condition at all times Maintain fasteners in running gear systems at their specified torque at all times Establish and maintain a Trailer Preventative Maintenance TPM program on your equip ment Some jurisdictions require this program and the maintenance of records on every commercial vehicle on the road for future reference 8 1 Table 1 Recommended Torque Specifications 1 Air Ride Suspension Description Size Quik Align Pivot Bolt 7 8 9 Shock Bolt 3 4 10 Air Spring Bolt Lower 1 2 13 3 4 16 Air Spring Nut Upper Brake Dust Shield Bolt 5 16 18 ABS Bracket Bolt 1 4 20 25 35 Ft Lbs 45 55 Ft Lbs Your trailer can only operate at top efficiency when it is maintained in good operating condition The maintenance procedures are summarized from the component manufacturers instructions included with this manual Only standard industry and component procedures are required to keep your trailer in
139. ver torquing can strip threads collapse spacers or lead to other problems that cause loose fasteners Use an accu rate torque wrench when tightening fasteners Fig 6 10 SINGLE NUTS 61 Weekly 10 Days 5000 Miles cont d f Retorque suspension system fasten ers Refer to charts for torque levels in Maintenance Section 8 1 ER ms COPPA Y BRAKE COMPONENTS i 117 HEIGHT CONTR BSORBER AIR SPRING SHOCK MOUNT OL VALVE SHOCK TRAILER FRAME m i 4 AIR SPRING o E agg ets HE ee FRAME BRACKET IP Mechanical Fig 6 11 SUSPENSION SYSTEM U BOLTS 62 10 000 Miles 15 000 km or Monthly 1 Grease landing gear bearings Fig 6 12 LANDING GEAR 2 HRetorque landing gear and suspension a Landing gear b Torque mechanical system suspen sion refer to Section 8 1 Fig 6 13 MECHANICAL SUSPENSION SYSTEM 63 25 000 Miles 40 000 km Quarterly or Every 3 Months 1 Check condition of wheel ends Release brakes jack up the axle and spin the wheel Check a Wheel bearings b Wobble c Rims and tires d Brake drag Fig 6 14 WHEEL END 2 Inspect frame and structure for bends distortions or cracks a Kingpin b Fifth wheel and mounts c Longitudinal and transverse frames d Compartment structure e Unloadi
140. veral types of compartment covers are available Select the style that best fits your application Canvas Fig 4 38 COVERS 52 2 Collapsible Railing A collapsible railing is available for the top platform and is raised and lowered with an air cylinder Always lower it when trans porting to bring the vehicle height within legal limits 3 Suspension Systems A variety of types and styles of running gear is available for use on the trailer including air or mechanical suspensions Select the type that best suits your application Fig 4 40 SUSPENSION TYPES 53 5 SERVICE AND MAINTENANCE Review the manual provided with the truck for service and maintenance information This section provides information on daily and periodical service and maintenance of the Trailer unit Follow these recommendations for safe and dependable operation of the Trailer unit Refer to the safety section at the front of the operator s manual for all applicable safe maintenance and operating procedures Be sure that all operators are familiar with the operation and maintenance procedures and related safety information contained in the opera tor s manual A MAINTENANCE SAFETY Read and understand all the information in the Operator s Manual regarding mainte nance adjusting and servicing the Bulk Feed unit Place all controls in neutral disengage PTO clutch stop the engine remove ignition key and set the park brake before adjus

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