NOTE All references to "left-side®, "right-side™, "front", and "back" are given from the operator's position. Look for this symbol to point out important safety precautions., It means -~ ATTENTION! BECOME ALERT YOUR SAFETY IS INVOLVED.
1. 10.
SECTION 1 General Specifications Fuel Specification Fuel Tank Capacity Engine 0il Specification Engine 0il Capacity Transmission 0il Specification Transmission Oil Capacity Hydraulic Fluid specification Hydraulic Fluid Capacity Battery Fuse Tire sizes: Regular Models, Front Regular Models, Rear Professional Models, Front Processional Models, Rear Tire Pressure, Front Tire Pressure, Rear See your engine manual 5.
Ground Speeds (at 3600 rpm Engine Speed) FORWARD "LO" RANGE "HI RANGE" Gear Speed Gear Speed 1 5 mph { .8 km/h) 1 2.5 mph { 4.0 kn/h) 2 «8 mph (1.2 km/h) 2 3.8 mph { 6.1 km/h) 3 1.1 mph (1.8 km/h) . 3 5.7 mph ( 9,2 km/h) 4 1.7 mph (2.7 km/h) 4 8.5 mph (13.7 km/h) REVERSE "HI" OR “LO" RANGES Gear Speed 1 1.1 mph (1.8 km/h) 2 1.7 mph (2.7 km/h) 3 2.5 mph (4.0 km/h) 4 3.8 mph (6.1 km/h) BOLT TORQUE SPECIFICATIONS BOLT SIZE FOOT POUNDS NEWTON METERS (ft. abs) (N.m) 1/4* 7 9.
SECTION 2 Service Instructions Chart 2 shows the recommended schedule for service that should be performed on a regular basis. Service Time Intervals Between Service Performed Daily 25 Br, 200 Hr, Check Tire Pressure (Section 1) X General Lubrication (Section 2.2} X Check Engine Oil (Section 2.3) X Check Air Intake Screen (Section 2.6} X Check Cooling System {Section 2.7) X Check Air Cleaner (Section 2.8) X Check Transmission Oil (Section 2.10) X Check Hydraulic Fluid (Section 2.
2.2 General Lubrication There are seven grease fittings to be greased at 25-hour intervals. Clean the fittings before attaching the grease gun. Use a multi-purpose grease. Add grease until it appears at the ends of the bearings. The locations of the seven fittings are: 1. On the direction control lever. 2, On the front axle at each king pin. 3. On the front axle as shown in Figure 1. 4. On the steering mechanism as shown in Figure 2.
el 1.
4. when the engine is warm, stop it and raise the rear fender. Ingram: Engine muffler and other parts are hot. 5. Clean the areas around the dipstick and drain plug. 6. Remove the dipstick. 7. Put an open top container that will hold four quarts under the drain plug. 8. Remove the drain plug. 9. Allow the engine to drain completely. 10. Clean and reinstall the drain plug. 11, Fill with new oil to the "FULL" mark on the dipstick. 12. Replace the dipstick. Lower the rear fender. 13.
2410 ‘Cheeking the Transmission Dil Check the transmission oil level every 2% houri If leakage is observed; check more frequenter The £ill tub and thé check ply are shown in Figure 3¢ To check the transmission oil level: 1. Move the tractor o & Revel ares. Slop the engine aml lock the ‘brake. &y Raise the rear fender. 3 Clean the cheek plug and remove it 4, The oll level is ¢correct when oil 18 at the top of the hole. ..
2.11 Servicing the Brake Brake service is required if: 1. The brake Centurion: To adjust The brake does not stop and hold the tractor effectively. The brake should be effective enough to cause the rear wheels to slide if applied suddenly on a concrete or asphalt surface. is shown in Figure 4. Replace the brake band when the lining is as thin as the ignition key. Replace the brake drum if it is visibly worn or rough. the brake: Stop the tractor on a level surface.
3 Adjustments B Neutral interlock switch: Loosen the mounting bolt until ‘the switch -bracket can be moved by tapping Tap the ‘bracket up until the: clutch detente spring sifts off the -actuating arm. Not Es Keep the switch bracket horizontal. Tap the bracket down until the leaf spring rests on the actuating arm. Tighten the mounting bolts Check ‘adjustment with an ohm meter or put the I Transmission gear in neutral and move the ignition switch to the "STRAY position. See Figure 7.
2.13 Servicing the PTO Clutch The PTO clutch should be adjusted whenever there is less than .5 inches of position. measured. inch. free travel in the clutch lever when it is in the "ON" See Figure 12 to see where this free travel is The free travel should be between .5 inch and 1.0 adjust: Stop the engine and lock the brake. Raise the rear fender. Push the PTO lever to “ON." Disconnect the PTO rod from the PTO lever. See Figure 13. Rotate the PTU rod to change the free travel.
1 = Direction Control Lever w -~ Brake. Pedal 12 % = Brake Lock Lever i3 4 = Gear selector 4 5« Range Selector 15 & = PIO Copter is T = Hydraulic Lift Control 17 8 -~ Ammeter iB 9 = Hour meter i 19 = Choke Control 20 Bureau 13 2«14 Servicing the Steering Bystander Flee Holder Throttle Collision Ignition: Switch PTO Rod Blue Plug IO Lear Washer Ergot Pin Pipe Nipple Pipe Cap Adjustment 18 usually needed whenever there iz move than 2 inches of free play in the steering wheels To adjust the hysteria geese 1.
4. Turn the adjusting nut on the left side adjusting bolt clockwise with your fingers until it is tight. Then back the nut off one fourth turn. 5. Tighten the lock nut against the adjusting nut being careful not to move the adjusting nut. 6. Turn the steering wheel to the left as far as it will go. 7. Repeat Steps 4 and 5 for the right side adjusting nut. 8. Check for tightness or backlash in the steering gear through the full range of the steering wheel rotation.
SECTION 3 Transmission 3.1 Problem Solving Chart: PROBLEM POSSIBLE CAUSE 1. Tractor will not move. Axle key sheared Clutch lining worn ~ linkage broken dowel pin sheared in slide rod Broken axle Crankshaft key sheared Differential allure (check to see if brake drum turns) 2. Tractor will move only Adjustment of range linkage in reverse. Hi-lo range in neutral Forward clutch hub (18024P1) Key sheared or missing Forward clutch lining worn ox linkage broken 3.
3.2 Transmission Disassembly (in frame) Remove hood and rear deck. See Figure 15. Disconnect the battery ground cable. Drain transmission lubricant. Turn off fuel at fuel tank and disconnect fuel line at engine. Jack tractor to lift rear wheels. {Do not use engine as a jack point.) Block front wheels. Position jack stands at the rear of the frame. It may be convenient to disconnect the brake linkage to position the jack stand on the right side. See Figure 16.
Remove the two right frame bolts, Remove the e-ring on the PTO yoke shaft, Remove all visible paint and debris from PTO yoke shaft. Remove the cover bolts. Put the gear shift lever in the neutral position, the PTO control in the "ON" position, and the hi-lo lever in the *Lo® position. Tap the cover with a soft hammer and pry off with two screwdrivers or pry bars. Clean paint and debris off the exposed part of 41, #6, and #8 shafts.
12 Removal of #10 shaft assembly [PTO shabby: Put the ‘male universal shady :on the PIO shades Rotate the U
37 3x8 iy 31l FIGURE 29 et Repercussion and Repair Of ¥Y Hart (P10 Prosciutto. See Pig lire 304 Ty Conspectus all pert: for damage and wears 2« Replace-all pares damaged or worn. The vetting rings Showy be platted. Assembly of #9 Shaft (PTO ‘Clues) Lo ‘Reverse the disassembly procedure given in 3.8. B ruses the retaining ring s in place before releasing the spring’ pressure. Disassembly of #8 shaft (Differential) 1% Remove ‘the four bolts holding the assembly %o Use B molt bummer W loosen.
312 Assembly of #8 (Differential-axle) L. 24 Reverse the disassembly procedure. Use nut retaining compound on the four -bolts ‘and tighten o a torque of U5 fi=iby Gearing Inspection and Repair ds 24 Inspect all parts Loy wear and damage. Rep lave ‘any part worn ‘or damaged. If & ‘bearing v thirst pace is . damaged, replace. the bearing and both thrust rates Bes Figures and k Check the seals for wear and damage in the forward/reverse flutist hubs, #6 shaft seal, axle sleds and ¥T0 cap. Replace a8 needed.
3.14 Gearing Installation 1. 3. 5. Put the key in the hub of the gear-bearing assembly which goes on the right end of #1 shaft. Put grease on the hub and slide the gear-bearing assembly into the clutch hub (forward clutch) in the cover. See Figure 39. Put the key in the hub of the reverse gear and bearing assembly which goes on the left end of ¥2 shaft. Put grease on the hub and slide the reverse gear and bearing assembly into the clutch hub (reverse). Position the controls a. PTO to “ON* b.
3.15 Transmission Assembly 1. 9. Coat a new cover gasket with grease and stick in place on the case. glide the cover in place by tapping with a soft hammer. Install the e-ring on the PTO yoke shaft. Start all of the cover bolts, then tighten the cover bolts. Put the two bolts and lock washers in the right side of the engine adapter plate. Push the engine in place and tighten all four engine adapter bolts, Install the brake drum, brake band, and connect the brake linkage.
I kT Clutch Bearing Service Remove the truncation, bearing; dies assembly from the transmission. See Figure 41. vae & flange puller with three bolts pogiviowed to £t the truncation lip to press the trillion Off the Searing. Bes Figure 42. Turn the: assembly over and remove the snap ring. Readjust the position of the three bolts to it the bearing. Press the bearing off the disc¢ assembly. See Figure 43, Inspect &l1l parts.
Forward~Reverse Clutch Seal Replacement-Small Seal (18035): Remove the truncation, bearing and disc assembly Carefully remove the old seal with a small punch, (Hub may have two seals.) Put a film of grease on the lip of the new seal and slide it on the thimble (Figure 53 Section 10). Put the thimble over the shaft and seat the seal with a driver (Figure 55 Section 10)}. Large Seal (17917): The inside clutch hub must be removed to install this seal.
. SECTION 4 Engine Refer to your engine service manual for adjustments and repair. Engine Removal 1. 2. 3. Remove hood. Disconnect battery cables. Remove negative cable first. Turn off fuel at fuel tank outlet. Remove the rear deck. Disconnect the choke and throttle cables. Disconnect the engine charging wire(s), ignition wire, and starter cable. Disconnect the fuel line at the engine. Place a jack under the engine to provide support during removal.
Slide the adapter plate in place with the assistance of a soft hammer. Start all four bolts and then tighten. Replace the bearing set, key, and gear. Install a new O-ring coated with grease on the adapter plate. Engine Installation 1. 2. Coat a new PTO O-ring with grease and put in position on the rear of the transmission. Set the engine on a jack. Adjust the jack so that the crankshaft is on the center line of the hole in the transmission. slide the engine int the transmission.
5.2 5.3 SECTION 5 Steering Front Wheel Bearings Removal 1. Jack up the front of the tractor. 2. Remove the caps. 3. Remove the nut, washer, spacey, bearing, and wheel assembly for each spindle. 4., Use a piece of clean bar stock and a hammer to tap out the inside bearing and seal. Front Wheel Bearing Inspection and Repair 1. Thoroughly clean the wheel hub and other part. 2. Replace any part which is worn or damaged. 3. If a bearing is replaced, also replace the bearing cup.
FIGURE 46 41g 5«4 Front Wheel Toe-In Adjustment Lo 2 3 Rotate the steering wheel until the Two greeting ‘ars welterweight are parallel 'to the diameter side, On the consumer models, loosen the jam nuts on the tie rods snd disconnect the outdid ball joint Rotate the front tires by hand so that the distance between the frog Center dine of the tire is 1/4" = 3/4" legs than the distance between the errs centering.
6.1 SECTION 6 Attachment Lift Manual Lift 1. 2. 3. Disassembly: e b. Loosen jam nut and remove the set screw in the lift lever assembly, Apply liquid wrench to the shaft through the hole where the pawl is positioned. Loosen the two bolts holding the locator casting and remove. Fasten a gear/sheave puller to the lift lever assembly and remove. See Figure 48, Disassemble the lift lever assembly by removing the grip and rotate the push rod counterclockwise to disengage the pawl.
6.2 Hydraulic Lift 1. Problem Solving Chart Observation Possible Cause 1. Attachment will not raise. Lift linkage jammed Hydraulic pump pressure too low Relief valve leaking Control linkage damaged or disconnected Low hydraulic fluid level Hydraulic pump drive failure 2. Hydraulic lift has no down Damaged control linkage pressure. 3. Control will not move to Control linkage damaged the float position. 4.
Installation of the Valve: &, Reverse the removal procedure, Start fittings with fingers to avoid cross-threading. b. Put clean new hydraulic oil in the tank. Hydraulic Cylinder Removal: a. Clean the hydraulic fitting at the cylinder. Disconnect the hydraulic lines. b. Disconnect the piston from the lift lever amendment. ¢. Remove the snap ring and any rust from the left end of the hydraulic cylinder shaft. If the shaft is rusted, clean with sandpaper and lubricate. d.
Repair of the Hydraulic Pump refer to the pump seal kit instructions. Installation of the Hydraulic Pump: a. b. T Reverse the disassembly. Start the hydraulic fittings with the fingers to prevent cross-threading. Add fresh, clean hydraulic oil to the tank. Hydraulic Pump Shaft Removal: Remove the hydraulic pump as described’ in Section 6.2.8, Remove the engine as described in Section 4. Remove the snap ring on the pump shaft, Put a shop cloth under the gear to catch the key and spacer if dropped.
7.3 SECTION 7 Fuel System Fuel Tank Removal Remove the hood. Turn off fuel valve at the tank outlet. Remove the tank bracket hardware and the tank brackets. Lift tank up out of the frame. Disconnect the fuel line. Fuel System Inspection and Repair 1. 2. Check the fuel tank, fitting and fuel line for damage. Replace any worn or damaged parts. Replace the fuel tank if it is leaking. Welding on a fuel tank could result in an explosion. Fuel Tank Installation 1. 2. 3.
SECTION 8 Brakes Brake Removal Remove the rear deck. Remove the right rear wheel assembly. This is not necessary but will provide easy access to the brake. Remove the 1/2" bolt and brake band. Use a two-prong puller to remove the brake drum. Brake Repair and Inspection 1. 2. Inspect the brake parts and linkage. Replace any part worn or damaged. Replace the brake band when the lining is an thin as the thickness of the ignition key (about Brake Installation 1. 2. Reverse the disassembly procedure.
SECTION 9 Electrical System 9,1 Problem Solving Chart Observation Possible Cause 1. No sound or motion when PTO control in "ON" position ignition switch is turned Direction control lever in to the "START" position. forward or reverse position Fuse blown Battery discharged Starting solenoid damaged or not grounded 2. When ignition switch Discharged battery turned to "START" solenoid Battery cables corroded “clicks® engine starter starter damaged does not operate. 3.
9.3 Ignition Switches 1. s Switch number 19223 for Models 8179~KT, 8199-KT, 8122, and 8123. FUNCTION DIAGRAM Key Position|Function Circuit 1 Off None 2 Run B+R+I43 3 Start B+R+1+8 DIAGRAM 4 Check out procedure: a. b. Ce Unplug the ignition switch and remove it from the instrument panel. Set a VUM in the ohm (Rxl) position. Connect one lead to the "B” pin. Turn the ignition key to position 1. Sequentially touch pins and the case with the free meter lead. No circuit (infinity) should be indicated.
2. switch number 20564 for Model 8163-B. FUNCTION DIAGRAM Key Position{Function Circuit 1 Off G+M+A 2 Run B4+A+R 3 start B+S DIAGRAM S Check out procedure: a. b. Unplug the ignition switch and remove it from the instrument panel. Set a VOM in the ohm (Rxl) position. Connect one lead to the case. Put the key in the "OFF" position. Sequentially touch pin M and A with the free lead. A circuit {zero tums) should be indicated. Sequentially touch the remaining pins. No circuit (infinity) should be indicated.
9.5 Interlock Switch 7. Remove the subject interlock switch from the tractor. Set a VOM snitch in the ohm {(Rxl) position. Connect the meter leads to the switch pins. No circuit (infinity) should be indicated. Push in on the interlock switch plunger. A circuit {zero ohms) should be indicated. Connect one lead to the case and sequentially touch the switch pins with the other lead. No circuit (infinity) should be indicated. Replace the switch if it fails the above test. Fuse Holder 1.
3. On low water loss batteries, if voltage is below 12.4 or the specific gravity is below 1.225 after charging, replace the battery. If the battery has a built-in hydrometer, follow the instructions on the battery. Ammeter 1. Remove and clean the electrical connection., Inspect for damage. 2. Replace the ammeter if it is damaged or does not function after cleaning. Hour meter 1. Check and clean the electrical connections. Inspect for damage . 2. Turn the ignition key to the "ON" position.
SECTION 10 Special Tools 10.1 Tool Identification 1. Axle: Seal (18031) Driver Figure 51 Thimble Figure 52 Hub (18052) 3-Jaw Puller OTC #1037% *Reference OTC catalog OTC Tools and Equipment Division of Tonnage Tool Company Tonnage, MN 55060 2. Brake shaft (Shaft $6): Seal {15137) Thimble Fig. 53 Driver ~ Fig. 54 3.
10.2 Tool Illustrations 150 DiA. Seal Driver Axle sate FIGURE Seal Thimble Axle sa129 FIGURE 52 i L% oun, | [ oim, 3,60 Seal Thimble Brake Shaft Seal 84130 PTO Cap Seal Preview Clutch Seal (18035) FIGURE 53 1,250 Di. 28 DA 1000 Bia.
o E $ i‘kl Rosemary 84135 Retaining Ring Clamp PTO Bearing Set FIGURE 58 2.0} "Js 185 DiR, 20 DIA. 84136 Driver Front Wheel Cap FIGURE 5% 10.
