Snapper 1691310 User's Manual
Contents
1. 425 in 1080 mm F Attachment Rollback Angle c 16 EG Digging Depth Ska 3 in 76 mm H Overall Height In Carry Position 40 75 in 1035 mm Specifications and design subject to change without notice GENERAL TORQUE SPECIFICATIONS USE THE FOLLOWING TORQUES WHEN SPECIAL TORQUES ARE NOT GIVEN NOTE These values apply to fasteners as received from the supplier dry or when lubricated with normal engine oil They do not apply if special graph ited or molydisulphide AMERICAN STANDARD CAP SCREWS WITH UNC OR UNF THREADS 2 o s Cap screw head identi fication marks as per grade NOTE Manufacturing marks will vary Torque Torque Cap Screw Size Fr Lbs Newton Meters Ft Lhs Newton Meters greases or other extreme Inches Millimeters M a Min Mi ressure lubricants are CE M T 184 12 eed 548 794 10 712 136 i63 371 205 231 278 24 29 3 8 9 53 22 23 271 312 35 42 475 570 45 810 732 407 474 54 732 868 70 824 METRIC CAP SCR 88 1 1016 noj 132 1492 1790 1601 192 2170 2604 1287 1423 1501 180 2034 2441 220 264 I 2033 8 8 Grade Torque 39 35 9 16 14 29 65 75 8 8 15 88 85 105 150 T85 FLLbs Newton Meters2. exceeds 30 F The following text and offer suggested loader and tractor operating techniques FILLING THE BUCKET Approach and enter the pile with a level bucket Loaders with 1 1 control ease lever back and away from you to lift and rollback the bucket ROLLBACK I LEVER CONTROL F 2486 10 86 Loaders with 2 lever conirols ease both levers back to lift and rollback the bucket 2 LEVER CONTROLS The lift and rollback of the bucket will increase ef ficiency because DO THIS level bucket throughout the lifting cycle re sists bucket lift and increases breakaway effort NOT THIS NOTE Do not be concerned if the bucketis not com pletely filled during each pass Maximum produc tivity is determined by the amount of material loaded inagivenperiodof time Time islostif two or more attempts are made to fill the bucket on each pass OPERATION LIFTING THE LOAD When transporting the load keep the bucket as low j as possible to avoid tipping in case wheel drop When lifting the load keep the bucket positioned ina rut avoid spillage DUMPING THE BUCKET Lift the bucket high enough to clear the side of the vehicle Move the tractor in as close to the side of I the vehicle as possible then dump the bucket A CAUTION Do not attempt to lift bucket loads in excess of the loader capacity
3. OPERATOR S MANUAL Betas idol conr Si FRONT END LOADER MFG NO s 1691309 MB 1691311 FORM 1700450 1691312 PRINTED IN U S A 1691313 8610 SAFETY DECALS er Ln E 3 SAFETY PRECAUTIONS ua u Lissu NE E dw aio DU 4 INTRODUCTION yu Qakay d h 5 SEECIPICATIONS Gees 6 OPERA TIO bio RO RR a 7 Operating Loader EE POM 7M Filling PIPER MENT aus as 7 Dung ipe ap Ae aa d 8 Cung The Load quos Seres vase yer kez d 8 Pumping The Bucket d ed Eowering The Bucket Dau aeter Contar eai tei ps RAE 8 Operating With Float Control M ioe ga doigt 9 Loading Prom does wnat UN iets uteri M 9 Peeling Aud SCraping aa Raus tesa fe e dre ERE ER GRO Qn aca Loading Low Trucks Or Spreaders From A PUE acts al av a 10 enim No ERES SON MEME 10 11 Handling Large Heavy Objects yv nia q 4 Oa HP feo OR ved 11 DISMOUNTING amp MOUNTING LOADER ii ves leo diis 12 13 MAINTENANCE a VUA C AR Bu a our aula D wa n E RUE ERE us H deed etd odd o hte Veer sg ui
4. reached During each pass only use the bucket con Approach the pile with a flat bucket trol while at working depth This will allow you to concentrate on controlling the bucket angle to main tain a precise cut LOADING LOW TRUCKS OR SPREADERS NOT THIS FROM A PILE Poor methods actually move more dirt and make it more difficult to hold a level grade Do not use the bucket in the dumped position for bull dozing This method shown above will impose se For faster loading minimize the angle of turn and shock loadings on the dump linkage the bucket length of run between pile and spreader cylinder and the tractor A m 10 F 2486 10 86 OPERATION m eee HANDLING LARGE HEAVY OBJECTS DANGER 1 Using front end loaders for handling large heavy objects suchas large roundor rectangular bales Operate at right angles to the ditch Take as big a logs and oil drums is not recommended bite as the tractor can handle without lugging down SOIL PILE 2 Handling large heavy objects can be extremely dangerous due to a Danger of rolling the tractor over b Danger of upending the tractor c Danger of the object rolling or sliding down the loader arms onto the operator 3 Ifyou must perform the above work protect your self by a Never lifting the load higher than necessary to clear the ground when moving b Ballasting the tractor rear to compe
5. CARRYING THE LOAD Position the bucket just belowthe level of the tractor hood for maximum stability and visibility whether the bucket is loaded or empty LOWERING THE BUCKET After the bucket is dumped back away from the ve hicle while lowering and rolling back the bucket FLOAT POSITION ROLLBACK Use extreme care when operating the loader on a Slope keep the bucket as low as possible Thiskeeps 1 LEVER the bucket and tractor center of gravity low and will ar CONTROL provide maximum tractor stability CAUTION Operating the loader on a hillside is dangerous Extreme care is recommended Keep bucket as low as possible 2 LEVER CONTROLS DO THIS NOT THIS 8 F 2486 10 86 OPERATION OPERATING WITH FLOAT CONTROL During hard surface operation keep the bucket level and put the lift control in the float position to permit the bucket to float on the working surface If hydrau lic down pressure is exerted on the bucket it will wear faster than normal Sidecutting is a good technique for cutting down a big The float willalso prevent the mixing of surface ma terial with stockpile material The float position will reduce the chance of surface gouging when re moving snow or other material or when working with a blade If the pile sides are toohigh and liableto cause cave in use the loader to break down the sides until a slot can be cut over the top SVN A
6. ASSEMBLY amp PARTS C Y Drill holes at these three locations into tractor frame on each side to accept 1 2 caps crews LOADER MOUNTING KIT F2860 8 _ ASSEMBLY amp PARTS PARTS LIST LOADER MOUNTING KIT Item Description Qty 7 1 BRACKET Front Mounting 2 1 SCREW Cap 5 8 11 x 2 x 4 3 SCREW Cap 1 2 13 x 1 1 2 7 S WASHER Flat 1 2 1 6 NUT Lock 1 2 13 1 WASHER Flat 598 8 NUT Lock 5 8 11 4 ASSEMBLY INSTRUCTION S NOTE Leave all attaching hardware loose until the loader is completely assembled to facilitate assembly and proper loader alignment LOADER MOUNTING KIT 1 Before installing the loader mounting brackets reverse the direction of the 1 2 x 2 3 4 cap screws in lower link of 4 Remove two bolts on each side of tractor frame and the front two bolts on underside of frame NOTE The six mounting holes used to install the mid mounting bracket 4 may need to be redrilled to accept 1 2 cap screws front axle on both the left and right side Route cap screws 5 Position mid mounting bracket 4 to underside of tractor through the axle from the axle from front to rear Install lock washers and nuts Tighten hardware to 90 120 ft Ibs frame and secure to sides of frame with 1 2 x 1 1 2 cap screws 3 and lock nuts 6 Fasten mid mounting bracket of torque to underside of tractor frame with two 1
7. cause overloading the loader and tractor and Serious operator injury may result 1l Always wear safety goggles when servicing or repairing the machine TR MET m 12 OP L li I2 Avoid loose fill Stop the loader arms Lower loader arms If you must perform this sort of work js When servicing replacing pins in cylinder ends buckets etc always use a brass drift and hammer Failure to do so could result in injury from flying metal fragments Replace damaged or illegible safety decals See page 3 for required decal Do not modify or alter or permit anyone else to modify or alter the loader or any of its components or any loader function without first consulting your local dealer i ERATING THE LOADER It is the loader owner s responsibility to be certain anyone operating the loader has read this manual first to be aware of the safe way of operating the loader Operate the loader from the Operator s Seat Only Exercise caution when operating the loader with a raised loaded bucket or fork rocks and holes They can dangerous for loader operation or movement Be extra careful when working on inclines Allow for the loader length when making turns gradually when lowering or lifting Use caution when handling loose or shiftable loads Carry loader arms ata low position during transport Stop engine and lock brakes
8. from detent spool Remove screw 14 spring spacer 13 centering Spring 12 and flat washer 11 from the other spool NOTE If spring centering parts are not damaged it is advisable not to remove the parts from the spools because detent stud 21 and screw 14 are installed with thread locking compound and tightened to 3 ft lbs 4 Push spools 10 into valve body 6 from the rear until rear spool o rings 9 are exposed then remove o rings by using a wire hook and a screwdriver Push spools back into the valve body from the front and pull spools out of the valve body from the rear Remove front spool o rings 5 with a wire hook and screwdriver 5 Remove load check plugs 28 load check springs 26 and load check poppets 25 from the top of valve body Remove load check plug o rings 27 from plugs only if o rings are damaged I 6 Remove plugs 8 from rear of valve body Remove plug o rings 7 from plugs only if o rings are damaged 7 For valves with pilot operated relief 41 through 45 remove pilot operated relief valve cartridge 41 from front of valve body Remove o rings 43 amp 45 and seals 42 amp 44 only i they are to be replaced IMPORTANT Do not loosen cap nut on relief valve cartridge as this will allow tampering with relief valve setting For valves with poppet operated relief 34 through 40 remove relief valve head 35 from front of valve body and remove washer 37 relief sprin
9. 2507 270 324 366 1 439 3 380 456 168 2710 400 480 5424 6503 600 720 8138 7763 2840 2s6 300 3388 4065 580 595 7855 943 8 300 1080 12204 14645 11 8 28858 P so T 880 10848 1193 3 1280 1440 17257 19525 r3 nos iodo 15187 16814 1820 2000 24879 27120 13 8 j iso T1680 1979 8 2278 2380 2720 3227 3 36883 iv2 3810 T isol2206 26306 29832 3160 3560 42850 48272 purge b mj Thick nuts must ba used with Grade B bolts 6 F 2486 10 86 E OPERATION PREPARING TRACTOR It is recommended to use 4 ply tires inflated to 28 PSI for tractor front tires The tractor rear wheels should be mounted with rims turned to obtain the widest tread setting Inflate rear tires to 10 PSI Before operating the loader for optimum stability install ballast box and fill with material weighing 200 250 pounds CAUTION DO NOT ALLOW RIDERS IN BALLAST BOX OPERATING LOADER CAUTION Lower loader arms stop engine and lock brakes before leaving tractor seat The loader should be operated with the tractor engine running at 3000 3400 rpm Excessive speeds are dangerous and may cause bucket spillage unnecessary strain on the tractor and loader When operating in temperatures below 30 F run the tractor engine below 1200 rpm until the oil tem
10. 32 x 1 2 6 ROD Ground Speed Control l 7 PIN Cotter 1 8 x 1 2 ASSEMBLY INSTRUCTIONS BRAKE CONTROL CONVERSION 3 Install new ground speed control rod 6 as shown Secure with 3 32 cotter pins 5 on each end of NOTE Dual brake lever conversion to single brakelever control rod 6 Replace tractor side panels covering 41s required to prevent brake lever interference with loader the hydrostatic controls 7 side frame Retain all removed parts for futur I E i 1 reconversion without loader equipped 4 Install new pedal pad 1 and support 2 to inside i brake pedal with 1 4 x 3 4 cap screws 4 and lock I Remove outside brake pedal by removing 7 16 x l washers 3 1 4 cap screw and lock nut Remove pedal support i pedal pad and hardware from inside brake pedal 5 Remove cotter pin and flat washer from inside brake rod Remove cotter pin washer and right hand side 2 Remove tractor right hand side panels for easy access connecting rod from outside brake rod Install to the hydrostatic controls Remove cotter pins connecting rod onto inside brake rod and secure with fastening ground speed control rods to brake lever washer and new 1 8 cotter pin 7 Install original rods Remove nut washers control rods spacer and washer and new 1 8 cotter pin 7 onto outside brake carriage bolt from cam plate rod Relocate spring from outside brake rod to inside brake rod F 2486 10 86 21
11. LOADER SPECIFICATIONS BreaksA Way Capacity yun ORE cod po 500 Ibs 227 kg Lut Capacity Atc pull Height Ue roe 400 155 122 kg TO PES FORME LEM PTT stds aa 4l sec LOWRIE Nme ese ua nomm Rin a a Aakers EAE 2 4 sec attachment D rspiup Sissi ays atte v EE aptius um Sha qo 3 7 sec Attachment Rollback Times sse re Quake c YER EDU Y V KE WR IG AE dr de tanc 2 4 sec Approximate Weight W 48 1219 mm Material Bucket 479 Ibs 217 kg Hydraulic Oil Capacity Operating With External Hydraulic System i Vae ames res 1 25 gal 4 7 liters External Hydraulic Pump Output W Engine Operating 3400 RPM 4 75 GPM 18 0 liters m External Filter Element Micron Rating Vix Crus Di ERA SE RE oq ev au I ie E Wicd drin RACER 10 15 Lift Cylinder Stroke 1 50 Piston Dia amp 1 00 Rod 14 50 in 368 mm Bucket Cylinder Stroke 1 50 Piston Dia amp 1 00 Rod QOO 1238 in 314 mm Full Height boris vrbs 72in 1830 mm B Clearance With Bucket Dumped 55 in 1400 mm C Reach At Maximum 12 5 in 318 mm i1 D Maximum Dump Angle pip ere er aan eed EE 41 E Reach With Attachment On Ground Average
12. LOADING FROM A BANK Nr Ch f d i fficient ground Viu sufficient groun Ww Another method for large dirt piles istobuilda ramp approach to the pile Exercise caution when undercutting high banks Dirt slides can be dangerous Load from as low as pos It s important to keep the bucket level when approach sible for maximum efficiency Loader liftand break ing a bank or pile This will help prevent gouging away capacity diminish as loading height is increased the work area F 2486 10 86 9 PEELING AND SCRAPING Use a slight bucket angle travel forward and hold B d ly with a loaded bucket to kee the lift control forward to start the cut Make ackgrade occasionally wi P the working surface free of ruts and holes Also short 108 foot angle cut and break out hold the lift control forward so the full weight of the bucket is scraping the ground Use the heel of the bucket BACKFILLING DO THIS With the bucket level starta cutat the notch approx imately 2 deep Hold the depth by feathering the bucket control to adjust the cutting lip up or down When the front tires enter the notch adjust the lift 7 cylinder to maintain proper depth T 4 X gt 7 Z 27 3RD CUT 4TH CUT ETC ee UR A AS UR Wh lt lt C C EP TFEEKEEBSEBFEPEEEFFEF B Colo Ln Make additional passes until the desired depth is
13. at the correct hydraulic pressure raised loader 1 Obtain a pressure gauge that registers 3000 PSI in 50 PSI DAILY MAINTENANCE increments Check level of hydraulic oil in loader left side frame 2 Install pressure gauge into the hydraulic line connecting reservoir before starting each day s operation If necessary loader valve to the base port of bucket cylinders add oil to bring the oil level up to the level plug at the rear of side frame Use a good quality AW 15 hydraulic oil Type A 3 Start tractor engine and adjust throttle so engine is running or F transmission fluid is acceptable at 3000 3400 RPM If the hydraulic system becomes contaminated with moisture or other foreign material drain the system flush with clean hydraulic oil and refill with new hydraulic oil After the first fifty hours of operation change the oil filter element 10 15 micron rating and thereafter after every two hundred and fifty hours of operation After the first twenty five hours of operation clean the screen in Y strainer and thereafter after every two hundred and fifty hours of operation Clean screen by removing threaded cap and screen from Y strainer body then use a suitable cleaning solvent to remove any foreign particles 4 Push bucket control to pressurize hydraulic line with gauge from screen and put it back into Y strainer body attached Hold control until cylinders reach tbe fully extended position Holding control with
14. before leaving the tractor seat Operate the loader controls only when properly seated at the controls L e Using front end loaders for handling large heavy Objects such as large round or rectangular bales logs and oil drums is NOT recommended Handling large heavy objects can be extremely dangerous due to Danger of rolling the tractor over Danger of upending the tractor Danger of the object rolling or sliding down the loader arms onto the operator see above protect yourself by Never lifting the loader higher than necessary to clear the ground when moving Ballasting the tractor rear to compensate for the load eNever lifting large objects with equipment that does Dot have an anti rollback device Moving slowly and carefully avoiding rough ter rain C at T F 2486 10 86 This manual provides operation maintenance assembly and parts identification for your new loader Your loader has been designed to give many years of satisfactory service when installed on a twenty horsepower tractor Successful operation and long life of the loader depends of course on proper operation and the care given it Please read this manual carefullly and follow all instructions because correct assembly operation and maintenance will save you much time and expense Also follow instructions included with loader mounting and hydraulic kits to insure the loader i
15. cylinders and bucket cylinders Add oil as required or collapsed hose Tighten or replace hose Clean filter if necessary dd oil as required Repair or replace pump See Pump Service Replace defective parts Tighten fittings Install a seal repair kit See Cylinder Service Install an o ring repair kit See Valve Service Repair or replace pump See Pump Service Check loader specifications Replace any worn parts and install a seal repair kit See Cylinder Service Repair or replace valve See Valve Service Use boom FLOAT position or bucket level indicator ALIBIS don t excuse ACCIDENTS F 2486 10 86 Check for air leaks restrictions to ensure bucket rides on wear pads 15 I CYLINDER SERVICE The cylinders are designed to be reliable and easy to service If a cylinder should malfunction during the warranty period return the complete cylinder assembly without disassembling to your authorized service department contact your authorized service department for instructions Unauthorized disassembly of a cylinder in the warranty period will VOID WARRANTY Follow the following procedure to disassemble and reassemble lift and bucket cylinders LIFT amp BUCKET CYLINDERS CYLINDER DISASSEMBLY 1 CYLINDER TUBE 14 2 16 Hold cylinder tube 14 stationary and r
16. mark will later act as a guide during the reassembly I Remove the phenolic material heat shield 12 the paper compounded gasket 7 and the rubber v seal 11 These parts are readily removed by installing a small diameter rod such as the end ofa paper clip intothe smallpressure vent hole Remove o rings 13 from grooves located in the front and back cover faces Remove rotary seal 10 by exercising great care to avoid damage to the housing bore because it is contained by aforcefit which must not leak it is recommended an expandable hook type tool be used to engage the steel retainer portion of the seal The seal should be pulled out of its bore without cocking to avoid damaging the seal bore Heating the aluminum housing to 250 F will reduce the force fit the load necessary to remove the seal and consequently minimize the possibility of damaging the bore NOTE It is advisable not to remove the rotary seal 10 if it is in good condition and didnot leak Clean all parts including pump housing in a suitable solvent After cleaning parts with sol vent use air pressure to blow any dirt or ex cess solvent from all parts including inside of pump housing Examine allpartsfor wear or damage andremove any nicks or burrs PUMP REASSEMBLY 1 Install rotary seal 10 if it was removed in front cover with the spring loaded lip facing inward Force seal into place using a flat steelrod larger t
17. 2 x 1 1 2 cap screws 3 and lock nuts 6 Install original 3 8 hardware into the upper rear hole located on mid mounting bracket Tighten 1 2 hardware to 80 96 ft Ibs of torque 2 Fasten front mounting bracket 1 to tractor frame with 5 8 x 2 cap screws 2 flat washers 7 and lock nuts 8 NOTE Flat washers 7 must be used between nut 8 6 Secure power steering cylinder to mid mounting bracket and slotted hole in tractor frame with the original cap screw and nut Tighten hardware to 200 220 ft Ibs torque Route hydraulic hoses through the opening in mid mounting bracket 4 and reinstall hoses onto the power steering cylinder 3 Remove the hoses from the power steering cylinder Remove original power steering bracket from left side of tractor frame Remove cap screw and nut which secures _ cylinder to power steering bracket j F 2486 12 89 23 ASSEM BLY amp PARTS PARTS LIST LOADER MAIN FRAME Item Description ty l FRAME Lift Boom 1 2 NUT Lock 3 8 16 10 3 TUBE Indicator Guide 1 4 ROD Indicator l 5 FITTING Grease 4 28 6 6 PIN Cotter 5 32 x 1 1 2 1 7 PIN 3 4 x 3 1 4 i 8 PIN 3 4 x 3 1 4 2 9 PIN 3 4 x 3 1 4 5 10 BOLT Shoulder 3 8 16 x 1 8 11 FITTING Grease 1 4 28 x 45 2 12 FRAME Right Side l 13 FRAME Left Side l 14 NUT Lock 5 8 11 2 15 NUT Elastic Lock 5 8 11 2 o I Continued 24 F 2486 10 86 ASSEMBLY amp PARTS PA
18. E Lever Mounting 01 2 PLATE Lever Pivot po T 3 SCREW Cap 1 4 28 x 5 8 Grade 8 eee E 4 BUSHING Sleeve L 5 LEVER Valve 1 I 6 LINK Spool 1 5 T RETAINER Clip duc Ds 8 PIN 1 4 x 3 4 2 9 PIN Cotter 1 16 x 1 2 2 10 STUD Pivot Plate 1 ASSEMBLY INSTRUCTIONS REMOVING TWO LEVER VALVE CON NOTE When installing pivot plate stud 10 and screw TROLS MEE 3 apply thread locking and tighten to JE fi ibs of torque 1 Remove two lever controls from valve by removing 1 16 x f f 1 2 cotter pins 1 4 x 3 4 n and u hooks Position lever mounting plate 1 on the valve mounting bracket then position valve over the lever mounting plate 2 Remove 1 4 x 2 1 2 cap screws eck nuts which and at the same time slide valve lever 5 into the hole in UJ secure valve to the valve mounting bracket lever pivot plate 2 Fasten lever mounting plate 1 and valve to the valve mounting bracket with original 1 4 x 2 INSTALLING S INGLE LE VER VALVE 1 2 cap screws and lock nuts CONTROL 4 Attach spool link 6 to the pivot plate stud 10 with clip l Attach valve lever 5 to the left valve spool with 1 4 x 3 4 retainer 7 then attach the other end of link to the valve P pin 8 and 1 16 cotter pin 9 right spool with 1 4 x 3 4 pin 8 and 1 16 x 1 2 cotter pin 9 Lubricate all pivot points and thereafter lubricate after HT NO
19. ME UPRIGHT MID MOUNTING BRACKET TUBE DISMOUNTING LOADER 6 Start tractor engine Push valve lift control forward to actuate lift cylinders and lower the stands to the ground Shut off tractor engine Remove hair cotter pins from hook pins in side frame mounting hooks and place hair cotter pins in lower hole of pins for storage NOTE The pins will automatically drop down when side frames are lowered onto the stands WARNING Do not lower hook pins until A stands are properly positioned because the loader could shift or fall causing personal injury Restart tractor engine and release tractor brakes Back the tractor up so front of tractor clears the side frame uprights Engage tractor brakes and shut off tractor engine Remove hair cotter pins holding front pump assembly to the tractor and slide pump drive shaft off tractor spline shaft Hang pump assembly over the loader front bumper for storage F 2486 10 86 r DISMOUNTING amp MOUNTING LOADER VALVE CONTROL SIDE FRAME UPRIGHT HOOK PIN HAIR COTTER PIN uN SIDE FRAME MOUNTING HOOK a V b CN NUN Sn t j M MOUNTING PROCEDURE 4 Raise side frame hook pins and secure with hair cotter pins WARNING Ensure that hook pins are A raised into position before the stands are removed to prevent the loader from shifting or falling to the ground Mounting procedure is basic
20. RTS LIST LOADER MAIN FRAME Continued Item Description Qty 16 WASHER Flat 5 8 E 25 71 17 HINGE ve 2 _ 18 SCREW Cap 5 8 11 x 3 2 19 BOLT Carriage 5 8 11 x 3 3 4 e we v 20 SCREW Cap Serrated Head 1 2 13 x 3 4 4 _21 PIN Clevis 5 8 x 3 1 4 i 2 22 PIN Hair Cotter 5 32 x 2 11 16 _ 2 23 HOOK Side Frame Mounting 2 24 PIN Hair Cotter 3 32 x 1 7 8 2 r X BUMPER Front I 26 PIN Clevis 3 8 x 4 2 21 BUCKET Material 38 or 48 wide l ASSEMBLY INSTRUCTIONS mE NOTE Leave all attaching hardware loose until the INSTALLING LIFT BOOM FRAME I loader is completely assembled to facilitate assembly and proper loader alignment 1 Attach lift boom frame 1 and lift cylinders into side frame uprights with 3 4 x 3 1 4 pins 9 3 8 x 1 shoulder boits 10 and lock nuts 2 INSTALLING LOADER SIDE FRAMES 2 With the loader centered on the tractor mounting 1 Place 5 8 x 3 1 4 pins 21 into the hole in side frame brackets securely tighten hinges 17 around mid mounting hooks 23 Fasten hooks 23 to side mounting bracket frames 12 amp 13 with 1 2 x 3 4 serrated head cap screws 20 but do not tighten 3 Slide side frame mounting hooks 23 against front mounting bracket tubes to properly position hooks 2 Position hinges 17 inside of side frames Install 5 8 then securely tighten 1 2 x 3 4 serrated cap screw X 3 3 4 carriage bolts 19 as sh
21. TE If the valve has a relief the valve sponta must be every signi hours of rotated to install 1 4 x 3 4 pin 8 2 Install pivot plate stud 10 into sie pivot plate 2 Place bushing 4 onto 1 4 28 x 5 8 cap screw 3 Fasten lever pivot plate 2 to the lever mounting pam 1 with caps crew 3 and e e x t Pe me Vem nn tnt A Lim incu f M rTQIhrAwO A 3 B E Sire d ao a 1 i i i i l i 1 D i d i D H D f EE f 2 us 2n te Lud i
22. ally the reverse of dismounting 1 Slowly drive tractor up to loader while staying approximately 2 feet away from side frame uprights Engage tractor brakes and shut off tractor engine 5 Restart tractor engine Pull lift control lever back to Slide pump drive shaft onto tractor spline shaft and secure with hair cotter pins Restart tractor engine release brakes and slowly drive tractor ahead until front mounting bracket tubes are properly positioned in the side frame mounting hooks Engage tractor brakes and shut off tractor engine NOTE It may be necessary to activate lift control lever to align mounting hooks with front mounting bracket tubes F 2486 10 86 actuate lift cylinders and raise stands off the ground Shut off tractor engine Remove parking stands from side frame uprights Restart tractor engine Push lift control lever forward to actuate lift cylinders and lower side frame uprights over the mid mounting bracket Shut off tractor engine Clamp hinge assembly of upright around tube of mid mounting bracket Install bolts washers and nuts and torque to 75 100 ft lbs 13 MAINTENANCE Regular maintenance of the loader hydraulic system will insure HYDRAULIC PRESSURE CHECK maximum loader efficiency and long life 1 Follow the following procedure to check if the loader is WARNING NEVER perform maintenance beneath a operating
23. cylinders fully After every eight hours of operation lubricate the eight extended will give you the hydraulic system pressure on the grease fittings one at each lift boom arm to side frame and gauge bucket pivot and one at rod end of each bucket and lift cylinder 5 The pressure for your loader hydraulic system should be 1400 PSI maximum when equipped with Dukes Fluid After every ten hours of operation check all hardware and Power model 1627 DM valve tighten where required 6 If the pressure is not correct refer to the Troubleshoot ing Replace hoses immediately if they are damaged by a cut or section for possible remedy or contact an authorized service scrape extruded at the fittings or leaking Hydraulic oil department leaks should be repaired promptly to avoid loss of oil and serious personal injury from escaping oil CAUTION Use a piece of cardboard or wood rather than hands and wear eye protection when searching for hydraulic leaks Escaping hydraulic oil under pressure can have sufficient force to penetrate the skin If oil is injected into skin it must be surgically removed within a few hours by a doctor or gangrene may result MEE Safe Practice 15 your Best Protection 14 mE F 2486 12 89 TROUBLESHOOTING TROUBLESHOOTING PROBLEM POSSIBLE CAUSE 1 Loader slow or will not lift and or dump when raising or lowering Pump no
24. daptor 9 16 9 16 34 HOSE 1 4 x 22 1 2 2 gt 35 HOSE 1 4 x 20 2 36 CAP Breather 1 37 FITTING Street Elbow 1 2 x 90 1 38 PLUG Pipe 1 4 1 39 Woodruff 1 8x 5 8 Diameter ASSEMBLY INSTRUCTIONS INSTALLING TWO LEVER VALVE 1 Install 1 2 x 90 street elbow fitting 37 to upper port 3 Attach valve handles 31 to the valve spools with 1 4 x located at the rear of left side frame 3 4 pins 28 and 1 16 x 1 2 cotter pins 30 Fasten valve handles to the valve mounting bracket with u hooks 29 2 Fasten valve 25 to the valve mounting bracket on side and 1 16 x 1 2 cotter pins 30 frame with 1 4 x 2 1 4 cap screw 32 lock washers 24 and nuts 23 F 2486 9 93 mE 27 PLUMBING TWO LEVER VALVE TO LOADER 1 O 4 Install 1 2 x 3 8 x 90 elbow fitting 22 into the upper port located on inside of left side frame Install 3 8 3 8 straight fitting 21 onto the outlet port of filter base 20 Install the other end of fitting 21 into elbow fitting 22 Install 3 8 x 14 hose 26 to inlet port of filter base 20 Install filter element into filter base Install 3 4 3 8 x 90 elbow fitting 5 into the outlet of valve Install 3 4 3 8 x 45 elbow fitting 27 into the inlet port of valve Connect 3 8 x 14 hose 26 from filter assembly 20 to outlet port fitting 5 on valve Install 9 16 9 16 adapter fittings 33 into the four working ports of valve 25 C
25. e 14 Hydraul Pressure Cheeks ose uu ois tua bine e ue i4 TROUBLESHOOTING PRA d Aib uda d Lives daa ud La Moves d 15 SERVICE m ayau c NEN Cylinder Service Wo bri D TUN ME Service 163 e m l7 UTD SENCE pee vba V eae S Oe whine eases 18 19 a ASGEMBEY p HT NACER DES Brake Control Conversion 20 21 Loader Mounin Dea y CIS 22 23 Loader Main Frame hd Oe wien 2425 Valve Pump amp Plumbing Ki tesa E oes 26 28 Ballast Box sib eta e T Perr ad qd a 29 Valve sepe c see pos tenuis pad a DOR pae aue d aa e Panis 30 31 SAFETY DECALS NOTE Loader safety decals are located on the left and right side frame uprights and on the top of the bucket Replace the decals if they are damaged or illegible Replacement decals are available from your dealer LOADER SAFETY GUIDES 1 Use of front end loaders for handling large heavy objects such as large round bales large rectangular bales logs oil drums etc is NOT recommended 2 Handling large heavy objects can be extremely dangerous due to e Danger of rolling the tractor over e Danger of upending the tractor Danger of the object rolling or sliding down the loader arms onto the op
26. e cut off the excess rod 4 flush with the end of guide tube 3 F 2486 12 86 25 BUCKET CYLINDER ROD BUCKET CYLINDER BASE epe LIFT CYLINDER BASE p CYLINDER ROD Z 4 inus a 26 F 2486 12 86 ASSEMBLY amp PARTS PARTS LIST VALVE PUMP amp PLUMBING KIT Item Qty I PIN Hair Cotter 3 32 x 1 7 8 2 SPROCKET WjSpline Hub 40B12 3 CHAIN Roller 440 2 x 12 Pitches 4 SPROCKET W Keyway Hub 40B12 5 FITTING Elbow Adaptor 3 4 3 8 x 90 7 NUT Lock 3 8 16 8 HOSE 3 8 x 72 9 Y STRAINER Uu 10 PLUG Pipe 3 8 H FITTING Adaptor 1 2 1 2 12 E FITTING Adaptor Union 7 8 1 2 oB PUMP Parker Model DI4AA2A 14 SCREW Set Socket Head 1 4 20 x 1 4 or 10 24 x 1 4 5 BRACKET Pum Mountin t 2 1 1 1 2 1 2 1 I I I 1 1 1 16 SCREW Cap 3 8 16 x 1 1 4 2 IT STRAP Adjustable Tie UTE d ur 3 18 HOSE 1 2 x 48 D 19 FITTING Elbow Adis 1 2 1 2 x 90 20 FILTER ASSEMBLY i 21 FITTING Adaptor 3 8 3 8 22 FITTING Elbow Adaptor 1 2 3 8 x 90 s 3 23 NUT Hex 1 4 20 2 24 WASHER Lock 1 4 e d 25 VALVE Dukes Fluid Power Model 1627 DM l 26 HOSE 3 8 x 14 l 27 FITTING Adaptor Union 3 4 3 8 x 45 l 28 PIN 1 4 x 3 4 2 29 U HOOK Pig 3 30 PIN Cotter 1 16 x 1 2 4 231 HANDLE Valve 2 32 SCREW Cap 1 4 20 x 2 1 4 2 33 FITTING A
27. erator 3 1f you must perform this sort of work protect yourself by eNever lifting higher than necessary to clear the ground when moving Ballast tractor rear to compensate for load s Never lifting large objects with equipment that does not have an anti rollback device eMove slowly and carefuily avoiding rough terrain m F 2486 12 89 1 Move and turn tractor at low speeds 2 Carry loader arms at a low position during transport 3 Lower loader arms stop engine and lock brakes before leaving operator s seat 4 Do not stand or work under raised loader 5 Add recommended wheel ballast or rear weight for stability 6 Mount rear wheels with rims turned to obtain widest setting T Observe safety recommen dations in instruction manual 8 Do not allow riders in loader bucket or ballast box one CONTROL VALVE RELIEF iS PRESET AT THE FACTORY TAMPERING WITH THE RE LIEF SETTING CAN CAUSE 1 SERIOUS OPERATOR INJURY 2 LOADER OR TRACTOR DAMAGE 3 VOID WARRANTY ON BOTH TRACTOR AND LOADER 25801 SAFETY PRECAUTIONS A SAFETY PRECAUTIONS precautions if followed at all times will help you operate your loader safely CAUTION Lower loader arms stop engine and lock brakes before leaving tractor seat THE TRACTOR 1 2 3 widest setting Read the owner s manual carefully before using the loader Lack of operating knowledge can lead to acciden
28. ervice department or _ Contact your authorized service department for instructions Unauthorized disassembly of the valve in the warranty period will VOID WARRANTY t WARNING The valve has a relief setting pre set at the factory Tampering with this setting can cause SERIOUS INJURY to the operator and DAMAGE to the tractor or loader Unauthorized adjustments or service to the valve relief will VOID WARRANTY of both loader and tractor If adjustments of service 10 the valve relief are required during the warranty period and authorized service department must be consulted for authorization Follow the following procedure to disassemble and reassemble the valve VALVE DISASSEMBLY NOTE It is advisable to mark or tag all hoses and parts so they will be reinstalled at their proper location 1 Remove one way restrictor plate with 109 hole 29 from working port B and one way restrictor plate with 062 hole 30 from working port D of valve body 6 by holding the valve body upside down and lightly tapping on the bottom of valve 2 Remove detent screws 17 detent springs 18 and steel balls 19 form both sides of detent end cap 20 Remove detent end cap 20 and end cap 15 from rear of valve body 6 by removing two screws 16 from each end of cap wd F 2486 12 89 SERVICE 3 Remove detent stud 21 spring spacer 22 detent centering spring 23 and flat washers 24
29. f Y strainer 9 Install 3 8 plug 10 into drain port of Y strainer Install 1 2 1 2 adapter fitting 11 to inlet port of Y strainer Install 1 2 1 2 x 90 elbow fitting 19 into the lower port located on the inside of left side frame Connect fitting 11 to fitting 19 3 8 hose 8 to fitting 27 in the inlet port of valve Route hoses 8 amp 18 along side frame channel to the upright Connect 1 2 hose 18 to fitting 12 Connect 3 8 hose 8 to fitting 6 in the outlet port of pump Secure hoses 8 amp ree together with three adjustable tie straps 13 4 Remove 1 4 us plug at the rear of side frame Fill side frame with approximately 3 4 gallons of good quality AW 15 hydraulic fluid Type A or F transmission fluid is acceptable 5 Start the tractor engine and slowly cycle the lift and bucket cylinders several times to purge any air out of the hydraulic system then retract cylinders and shut off tractor engine 6 Add additional hydraulic fluid until fluid is level with oil level plug 38 at rear of side frame Install breather cap 36 into fitting 37 at rear of side frame NOTE When cycling the loader pulling lift control lever back should raise the loader and pushing it forward should lower the loader Pulling bucket control lever back should curl the bucket and pushing it forward should dump the bucket If direction of control lever is reversed _ Switch hose con
30. g 38 and relief poppet 39 Remove o ring 36 from relief valve head only if o ring is o ring is damaged Remove relief valve seat 40 only if the seat is damaged because it is installed with thread sealant and tightened to 10 ft Ibs IMPORTANT Do not remove relief cap 34 washers 32 jam nut 33 and set screw 31 from relief valve head 35 VALVE REASSEMBLY 1 Examine All parts for wear and damage and replace if necessary 2 Lubricate all o rings and spools with oil to prevent damage when assembling 3 Lubricate ail detent and spring centering parts with a light coat of grease before assembling 4 Reassemble all parts in reverse order of disassembly 17 GEAR PUMP SERVICE The gear pump is designed tobe reliable and easy to service The pump housing and gears are not sold as separate repair items because the gears must be factory fit to the pump housing If the pump should malfunction during the warranty period re turn the complete pump assembly without disas sembling to your authorized service department or contact your authorized service department for in structions Unauthorized disassembly of the pump inthe warranty period will VOID WARRANTY The following is anoutline of the procedures for dis assembling and reassembling the pump GEAR PUMP PUMP DISASSEMBLY 1 Clean unit thoroughly with solvent or other non corrosive cleaning fluid which will not affect the rubber component
31. han the seal O D so as to permit the tool rather than the seal to bottom on the housing Load to force seal into place should be applied exactly in line with thehousing seal bore to prevent bending F 2486 10 86 the seal steel retainer and or scouring the seal housing bore The front cover 9 must be backed up on a smooth clean surfaceto prevent damaging its face Install v seal 11 gasket 7 and finally heat shield 12 into the front cover cavity as follows The smallvent hole thru all of these parts should be in line and positioned next to the scribe mark on the island previously made during disassembly This position locates the vent holes on the outlet side of the pump The lips on the v seal 11 should face toward the SERVICE cavity and be tucked into the groove with the aid of a dull tool to prevent damage to the rubber surface The gasket 7 should be pressed firmly toward the bottom of the cavity with the thumbs so as to insure all of its perimeters are completely well within the groove to avoid interference with sub sequent assembly The heat shield 12 should be firmly pressed to gt ward the bottom of the cavity with the thumbs to provide sufficient space for the wear plate 6 Install o ring 13 into the groove provided in front cover face Oil the o ring and stretch it slightly if necessary so that it will remain in its groove Install t
32. he wear ps 6 with the small vent hole in line with the hole in the heat shield Press wear plate in firm contact with the heat shield with the thumbs without bending wear plate Wear plate should be sufficiently within the oval cavity so that it is axially retained The lead bronze surface should face outward Install drive gear 4 and driven gear 15 into the front cover bearings The long shaft end on the drive gear should pass thru the rotary seal 10 be careful F 2486 10 86 10 A Use an oil coated smooth bullet nosed type shaft seal protector in contact with the shaft end chamfer to prevent damage to the rotary seal Diameter of the sealprotector canbe equal to but not more than 010 below shaft diameter As sembly without the protector is not recommended however when it is not readily available an oil coated shaft will pass thru the shaft seal if the gear is rotated slightly during the interval the shaft end chamfer is in contact with the seal lips Check wear plate to insure it is still seated into its oval cavity and install the center section 14 allowing the gears to pass thru the bores until it engages the wear plate Then install dowel pins 8 and add a generous amount of clean oilinto the gear cavities Rotate gears to distribute the oil Center section must be positioned sothat the pre viously scribed lines onthe housing exteriors are inline Proper positioning will align the
33. isy Oil leaks Insufficient lift capacity 6 Excessive wear on bucket cutting edge Loader chatters or vibrates Hydraulic oil too heavy Oil filter plugged Hydraulic pump worn Oil line restricted or leaking Control valve does not shift properly Air in hydraulic system Cylinder leaks internally Faulty valve Air leak in pump inlet line Air in hydraulic system Oil level too low Inlet line restricted or leaking Oil level too low Pump worn or damaged Defective fittings or hoses Loose connections Worn or damaged o ring or wiper seal in cylinder rod end Worn or damaged o rings in valve Improper hydraulic pump operation Load is greater than boom lift capacity Internal boom cylinder leakage Improper hydraulic valve operation Bucket is riding on cutting edge instead of wear pads See V REMEDY Change to proper oil Clean or replace filter Repair or replace pump See Pump Service Check all hoses and tubes for leaks damage or restrictions Replace damaged or restricted hoses or tube lines Inspect clean repair or replace valve See Valve Service Cycle lift cylinders and bucket cylinders several times to free system of air Replace seals See Cylinder Service Repair or replace vaive alve Service Check tighten or replace inlet line Cycle lift
34. nections at valve working ports m S lt WARNING Escaping hydraulic fluid under pressure can have sufficient force to penetrate the skin causing serious personal injury If injured by escaping fluid obtain medical treatment immediately F 2486 12 89 ASSEMBLY amp PARTS BALLAST BOX PARTS LIST BALLAST BOX Item Description ty 1 BOX Ballast 1 2 NUT Lock 7 16 14 6 3 SCREW Cap 1 2 13 x 1 1 4 2 4 PIN Clevis 1 2 x 1 5 16 2 5 PIN Hair Cotter 5 32 x 2 11 16 2 6 NUT Lock 1 2 13 2 7 SCREW Cap 7 16 14 x 1 1 4 6 8 BRACKET Hitch I ASSEMBLY INSTRUCTIONS INSTALLING BALLAST BOX FILLING BALLAST BOX l Position hitch bracket 8 to rear of tractor frame and l Fill the ballast box with material weighing 200 250 secure to tractor hitch with 1 2x 1 1 4cap screws 3 pounds and lock nuts 6 Install one 7 16 x 1 1 4 cap screw 7 on each side to secure hitch bracket to tractor CAUTION DO NOT ALLOW RIDERS frame and fasten with nuts 2 IN BALLAST BOX 2 Position angles of ballast box 1 into the flats of hitch bracket 8 Install 1 2 x 1 5 16 pins 4 and hair pins 5 Install 7 16 x 1 1 4 cap screws 7 and lock nuts 2 F 2486 10 86 29 ASSEMBLY amp PARTS VALVE I LEVER CONTROL Optional a0 F 2486 10 86 PARTS LIST VALVE LEVER CONVERSION FROM TWO LEVER TO ONE LEVER CONTROL Item Description Qty sA PLAT
35. nsate for the load c Never lifting large objects with equipment 2 that does not have an anti rollback device Leave dirt which drifts over the side of the bucket d Moving slowly and carefully avoiding rough for final clean up terrain Safe Operation Is Your Best Protection Against Accidents 2486 10 86 EM C o NC M E A T d A ost FRONT MOUNTING BRACKET TUBE HAIR COTTER PIN SIDE FRAME MOUNTING HOOKS DISMOUNTING PROCEDURE IMPORTANT The loader must be equipped with a _ bucket to dismount the loader from the tractor 1 2 12 Locate tractor and loader on firm level ground Level the bucket and lower it to the ground Engage tractor brakes and shut off tractor engine Move lift control lever back and forth several times to relieve pressure on the lift cylinders Loosen bolts which clamp side frame uprights to the mid mounting assembly Remove bolts washers and nuts Start tractor engine and adjust to slow idle Pull valve lift control back to actuate lift cylinders and rotate side frames on the front mounting bracket tubes until the bottom of uprights are approximately 24 inches from ground Shut off tractor engine Install parking stands and secure to side frame flat with bolts washers and nuts used for clamping hinge DpISMOUNTING amp MOUNTING LOADER VALVE CONTROL SIDE FRA
36. onnect 1 4 x 20 hoses 35 to fittings 33 in the front two working ports of valve Connect 1 4 x 22 1 2 hoses 34 to fittings 33 in the rear two working ports of valve Hand bend the oil line tubes away from boom arms and each other Connect the hose from the left rear port of auxiliary valve to bottom oil line tube on loader arm Connect hose from the left front port to the second lowest oil line Connect hose from the right rear port to the second highest oil line Connect hose from the right front port to the top oil line INSTALLING FRONT MOUNTED PUMP 1 Fasten pump 13 to pump mounting bracket 15 with 3 8 X 1 1 4 cap screws 16 and lock nuts 7 Slide sprocket with keyway hub 4 onto shaft of pump 13 so shaft is recessed 1 8 from end of sprocket Secure with 1 4 x 1 4 or 10 24 x 1 4 socket head set screw NOTE Use thread locking compound on set screw 14 to 2 28 keep from vibrating loose Attach sprocket with spline hub 2 to sprocket 4 with 40 2 x 12 roller chain 3 Install pump and bracket onto pins on loader front mounting bracket and install 3 32 x 1 7 8 hair cotter pins 1 ASSEMBLY amp PARTS PLUMBING PUMP TO VALVE amp LOADER 1 Install 3 4 3 8 x 90 elbow fitting 5 onto the outlet port of pump 13 Install 3 8 3 8 x 90 elbow fitting 6 into fitting 5 Install union fitting 12 into inlet port of pump Connect 1 2 x 48 hose 18 to outlet port o
37. oove Install snap ring 3 into snap ring groove NOTE Rounded outside edge of snap ring must face inward and snap ring must be seated in groove Install wiper seal 2 with lip of seal facing out and flush with top of cylinder head 6 Place backup washer 7 then o ring 8 in groove on outside of head 6 Remove sharp edges on outer edge of threaded end of shaft 1 Lubricate wiper seal 2 and v packing 5 in head and carefully slide head 6 onto shaft Place o ring 11 piston seal 12 and piston wear ring 9 in grooves on outside of piston 10 NOTE For easier installation place piston seal 12 in 120 F water to warm seal Slide piston 10 onto threaded end of shaft Install 3 4 jam lock nut 13 and torque to 100 ft lbs Lubricate piston wear ring 9 piston seal 12 on piston 10 and o ring 7 on head 6 and carefull slide piston and head into cylinder tube 14 Insert wire retaining ring 15 into the slot in the cylinder tube and turn cylinder head to thread the wire ring into the groove F 2486 12 86 CONTROL VALVE SERVICE The control valve is designed to be reliable and easy to Service The valve body and spools are not sold as separate repair items because the body is factory honed to fit the spools If the valve should maifunction during the warranty period return the complete valve assembly without _ disassembling to your authorized s
38. otate cylinder head 6 to thread the wire retaining ring 15 out of the slot in the cylinder tube CYLINDER HEAD 6 Rotate to install retaining ring reverse rotation to remove Hold stationary Pull shaft 1 with all assembled parts out of cylinder tube 14 NOTE Resistance will be felt until piston seal 12 slides over the wire retaining ring groove Remove 3 4 jam lock nut 13 from end of shaft and slide cylinder piston 10 and cylinder head 6 off the shaft SERVICE 4 Remove piston wear ring 9 piston seal 12 ring 11 from outside grooves of piston 10 Remove wiper seal 2 snap ring 3 reinforcing washer 4 v pack set 5 from inside of cylinder head Remove o ring 8 and backup washer 7 from outside groove of cylinder head 6 Clean all parts including cylinder tube in a suitable cleaning solvent then use air pressure to blow any dirt or excess solvent from all parts Examine all parts for wear or damage and replace if necessary CYLINDER REASSEMBLY NOTE Be careful not to damage seals packings and o rings on the edges or holes in cylinder tube Inspect remove burrs and sharp edges if necessary before reassembling i L 10 Place new v pack set 5i in head 6 NOTE Lips on v pack must face toward the inside of head Place reinforcement washer 4 on top of v pack se 5 and force down below snap ring gr
39. own and secure with 20 lock nuts 14 3 Position side frames over the loader mounting INSTALLING BUCKET brackets and clamp hinges 17 around tube of mid mounting bracket Install 5 8 x 3 cap screws 18 1 Attach bucket to the lift boom frame and bucket flat washers 16 and elastic lock nuts 15 but do not cylinders with 3 4 x 3 1 4 pins 7 8 amp 9 3 8 x 1 tighten Raise side frame hook pins 21 and secure shoulder bolts 10 and lock nuts 2 with 2 11 16 hair cotter pins 22 See page 12 for reference INSTALLING BUCKET LEVEL INDICATOR INSTALLING FRONT BUMPER 1 Attach indicator guide tube 3 to the bucket cylinder 1 Attach front bumper 25 to side frames 12 amp 13 mount on the left side of lift boom frame with 3 8 with 3 8 x 4 clevis pins 26 and 1 7 8 hair cotter lock nuts 2 pins 24 BO NOTE Leave lock nuts loose enough so tube rotates freely INSTALLING GREASE FITTINGS 2 Slide bucket level indicator rod 4 into the guide 1 Install 1 4 straight grease fittings 5 into the tube at tube and attach the other end of rod to bucket the rod end of each lift and bucket cylinders Install cylinder pin 7 with 5 32 x 1 1 2 cotter pin 6 1 4 x 45 grease fittings 11 pointing up into the tube at the end of lift boom frame arm Install 1 4 3 Locate tractor and loader on level surface With the straight grease fittings 5 into bucket pins 8 bottom of bucket resting on surfac
40. s 2 Remove woodruff key 8 from the drive gear shaft 3 Scribe a line across the first three sections of the pump starting from the front cover 9 This line should be drawn approximately parallel with the drive shaft andlater actas a guideto proper ly position the sections during reassembly H gt Remove the bolts 1 and washers 2 which hold thethree sections together consisting of the front cover assembly 9 the center section 14 and the back cover 3 5 Separate the three sections Do not try to pry between the sections to avoid damaging machined surfaces Instead overcome the resistance to disassembly by holding on to the front cover and tapping the back cover with a soft metal mallet while maintainingparallelism betweenthe sections asthey separateto prevent cocking on the dowel SERVICE 10 11 pins 8 After separation the center section may still be attached to either the front or back cover assembly In this event place the short end of the drive gear 4 into one cover assembly bearing place the driven gear 15 into the other bearing and gently tap the protruding gear shaft ends with a soft hammer while holding on to the center section Gears shall be alternately tapped to avoid cocking the cover on the dowel pins Remove the wear plate 6 Scribe a mark on the front cover 9 island next to the small pressure vent hole in the phenolic material heat shield 12 This
41. s installed correctly to the tractor manual INJ URY n RA eee The reference to left hand and right hand used in this manual refers to the position when standing at the rear of the unit facing forward If at any time you have a service problem with your loader or need new parts contact your local dealer Your dealer will need the loader model number and serial number to give you prompt efficient service d INTRODUCTION This SAFETY ALERT SYMBOL identifies IMPORTANT SAFETY MESSAGES in this Y4 j OBSERVE and FOLLOW all rade SAFETY MESSAGES to prevent personal 33 Fillin Serial Number and Date Purchased Date Purchased Serial Number The serial user 15 on the inside of the left hand boom arm Parts orders must give the complete description correct part number the total amount required the model number all the necessary serial numbers the method of shipment and the shipping address THIS SAFETY SYMBOL MEANS ATTENTION BECOME ALERT YOUR SAFETY IS INVOLVED F 2486 10 86 etm epi Specifications will vary with tractor tire size hydraulic system and bucket used The specifications are given fora loader equipped with 48 material bucket operated with an average external hydraulic system of 4 75 GPM with engine operating 3400 RPM and control valve relief setting of 1200 PSI
42. small slot located midway between the bores with the small vent hole in wear plate The face contain ing the slot should be in contact with the wear plate Install o ring 13 into the back cover face groove Oil o ring and cover face so that o ring will re main in place and to insure the face will be lubri cated With wear plate and o rings still seated in their cavities install the back cover 3 by engaging both shafts into the bearing bores Back cover must be positioned so that the previously scribed lines on the exterior of the housing are in line Install housing retaining screws 1 and washers 2 Screws shall be alternately tightened to 190 210 inch pounds Adda generous amount of clean oil into both ports to insure the pump is adequately lubricated then rotate the drive shaft to distribute the oil and check for freedom of shaft rotation Shaft shall be free enough to rotate by hand avoid accidents 19 ASSEMBLY amp PARTS ORIGINAL BRAKE CONTROL m Outside Brake Pedal 2 I lt hr xs 2 j e Inside Hp SEY TU A Inside Ground Speed Pedal Support Control Rod D x F24869 93 _ ASSEMBLY amp PARTS PARTS LIST BRAKE CONTROL CONVERSION Item Description Qty PAD Pedal 1 2 SUPPORT Pedal 1 3 WASHER Lock 1 4 2 4 SCREW Cap 1 4 20 x 3 4 2 3 PIN Cotter 3
43. ts Add recommended wheei ballast or rear weight to provide good stability Mount rear wheels with rims turned to obtain the 4 Move and turn the tractor at low speeds THE LOADER 1 Do not walk work undera Improper use of a loader can cause serious injury or death Do not lift or carry anybody on the loader or in the bucket or in the ballast box Never allow anyone to get under the loader bucket or reach through the lift arms when the bucket is raised raised loader or bucket Lower loader to ground or remove loader from tractor for servicing Avoid overhead wires and obstacles when loader is raised Contacting lines can cause electrocution electric Make sure all parked loaders on stands are on a hard level surface Engage all safety devices 10 valve is pre set at the factory Visually check for missing repairs or malfunctioning parts Make necessary Escaping hydraulic oil under pressure can have sufficient force to penetrate the skin causing serious personal injury If injured by escaping fluid obtain medical treatment immediately Before disconnecting hydraulic lines relieve all hydraulic pressure Do not tamper with the relief valve setting The relief Changing the setting Most loader equipment accidents can be avoided by following simple Safety precautions These safety p hydraulic leaks and broken
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