Operation Manual
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Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty Operator's Manual Rear-Tine Tiller - Horse/Big Red WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. BOX 361131 CLEVELAND, OHIO 44136-0019 Form No. 769-08675 (November 16, 2012) Printed In USA TROY-BILT LLC, P.O.
Safe Operation Practices • Set-Up • Operation • Maintenance • Service • Troubleshooting • Warranty Operator's Manual Rear-Tine Tiller - Horse/Big Red WARNING READ AND FOLLOW ALL SAFETY RULES AND INSTRUCTIONS IN THIS MANUAL BEFORE ATTEMPTING TO OPERATE THIS MACHINE. FAILURE TO COMPLY WITH THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY. BOX 361131 CLEVELAND, OHIO 44136-0019 Form No. 769-08675 (November 16, 2012) Printed In USA TROY-BILT LLC, P.O.
Technical Manual
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$12.50 OTP0111-113ILT Technical Manual PTO HORSE Tiller Models 7 HP 8 HP GARDEN WAY INC. a°w
$12.50 OTP0111-113ILT Technical Manual PTO HORSE Tiller Models 7 HP 8 HP GARDEN WAY INC. a°w
Technical Manual
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Pre-Service Inspection 3-1 SECTION 4. PTO HORSE MODEL TECHNICAL MANUAL 4/90 TABLE OF CONTENTS SECTION 1. (zeneral Information 1-1 Safety First 1-1 C- 4-k Reference Repair Index 1-2 SECTION 2. .'ransmission Troubleshooting 2-1 Forward and Reverse Shifting Problems 2-1 Wheel Speed Shifting Problems 2-2 Wheels and/or Tines Do Not Turn 2-3 Wheel Shaft Moves To One Side 2-4 Noise From Rear Tiller Bearing 2-4 Oil Leaks 2-5 SECTION...
Pre-Service Inspection 3-1 SECTION 4. PTO HORSE MODEL TECHNICAL MANUAL 4/90 TABLE OF CONTENTS SECTION 1. (zeneral Information 1-1 Safety First 1-1 C- 4-k Reference Repair Index 1-2 SECTION 2. .'ransmission Troubleshooting 2-1 Forward and Reverse Shifting Problems 2-1 Wheel Speed Shifting Problems 2-2 Wheels and/or Tines Do Not Turn 2-3 Wheel Shaft Moves To One Side 2-4 Noise From Rear Tiller Bearing 2-4 Oil Leaks 2-5 SECTION...
Technical Manual
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... move the engine away from flying parts or particles. SECTION 1: General Information PTO HORSE MODEL TECHNICAL MANUAL Page 1-1 4/90 • This manual provides transmission service information for the PTO HORSE Model TROY-BILT® Roto Tiller-Power Composter built by consulting the Service Repair Manuals available from open flame, sparks, and do not smoke in the operator's position...
... move the engine away from flying parts or particles. SECTION 1: General Information PTO HORSE MODEL TECHNICAL MANUAL Page 1-1 4/90 • This manual provides transmission service information for the PTO HORSE Model TROY-BILT® Roto Tiller-Power Composter built by consulting the Service Repair Manuals available from open flame, sparks, and do not smoke in the operator's position...
Technical Manual
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...U.L. Keep sparks, flames, and cigarettes away. HANDLE PARTS CAREFULLY! Use only genuine Troy-Bilt replacement parts. Batteries also produce explosive gases. Quick Reference Repair Index To obtain service... part that can cause blindness, burn skin, and eat through clothing. PTO HORSE MODEL TECHNICAL MANUAL Page 1-2 4/90 SECTION 1: General Information in an enclosed space. Do not... Gears PTO Power Unit Reverse Disc Solenoid Throttle Cable Tiller Attachment Tiller Drive Shaft Tiller Housing Cover Tiller Tine Shaft Tines/PTO Clutch Lever Tires/Wheels Transmission Pulley...
...U.L. Keep sparks, flames, and cigarettes away. HANDLE PARTS CAREFULLY! Use only genuine Troy-Bilt replacement parts. Batteries also produce explosive gases. Quick Reference Repair Index To obtain service... part that can cause blindness, burn skin, and eat through clothing. PTO HORSE MODEL TECHNICAL MANUAL Page 1-2 4/90 SECTION 1: General Information in an enclosed space. Do not... Gears PTO Power Unit Reverse Disc Solenoid Throttle Cable Tiller Attachment Tiller Drive Shaft Tiller Housing Cover Tiller Tine Shaft Tines/PTO Clutch Lever Tires/Wheels Transmission Pulley...
Technical Manual
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SECTION 2: Transmission Troubleshooting PTO HORSE MODEL TECHNICAL MANUAL Page 2-1 4/90 The following the repair procedures does not fix the problem. Place the engine throttle control in the OFF position and shift the Wheels/... Shifting Problems Symptom Wheels/Tines/PTO Lever is hard to shift into reverse. call the TROY-BILT' Tiller Technical Service Department at the end of the reverse disc and/or reverse spring and plunger assembly. See the Owner/Operator Manual for wear. Remedy • Check the reverse disc for instructions. • Check the adjustment...
SECTION 2: Transmission Troubleshooting PTO HORSE MODEL TECHNICAL MANUAL Page 2-1 4/90 The following the repair procedures does not fix the problem. Place the engine throttle control in the OFF position and shift the Wheels/... Shifting Problems Symptom Wheels/Tines/PTO Lever is hard to shift into reverse. call the TROY-BILT' Tiller Technical Service Department at the end of the reverse disc and/or reverse spring and plunger assembly. See the Owner/Operator Manual for wear. Remedy • Check the reverse disc for instructions. • Check the adjustment...
Technical Manual
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...Make sure the Tines/PTO Clutch Lever is engaged. • Adjust the Tines/PTO Clutch Lever. • Make sure the power unit or tiller attachment's dog clutch key is fully seated. If the transmission is missing. Wheels and tines turn on the Tines/PTO Clutch; See Page ...worn and unable to mesh with the bronze tiller shaft worm gear. • Inspect the bronze tiller drive shaft worm gear. See the Owner/Operator Manual for instructions. • Check if the mounting bolt for wear or damage. PTO HORSE MODEL TECHNICAL MANUAL Page 2-4 4/90 SECTION 2: Transmission Troubleshooting Wheels...
...Make sure the Tines/PTO Clutch Lever is engaged. • Adjust the Tines/PTO Clutch Lever. • Make sure the power unit or tiller attachment's dog clutch key is fully seated. If the transmission is missing. Wheels and tines turn on the Tines/PTO Clutch; See Page ...worn and unable to mesh with the bronze tiller shaft worm gear. • Inspect the bronze tiller drive shaft worm gear. See the Owner/Operator Manual for instructions. • Check if the mounting bolt for wear or damage. PTO HORSE MODEL TECHNICAL MANUAL Page 2-4 4/90 SECTION 2: Transmission Troubleshooting Wheels...
Technical Manual
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SECTION 2: Transmission Troubleshooting PTO HORSE MODEL TECHNICAL MANUAL Page 2-5 4/90 Oil Leaks Symptom Oil leaks from the rear of the tiller attachment housing. Remedy • An oil seal is filled with SAE 90 or SAE 140 gear oil. Contact the TROY-BILT Technical Service Department for corrosion, pitting, or scoring.... ■ Use emery cloth to seep out between the seal and the housing. If the leak is worn or damaged: replace the seal. • Inspect the tiller tine shaft for minor damage...
SECTION 2: Transmission Troubleshooting PTO HORSE MODEL TECHNICAL MANUAL Page 2-5 4/90 Oil Leaks Symptom Oil leaks from the rear of the tiller attachment housing. Remedy • An oil seal is filled with SAE 90 or SAE 140 gear oil. Contact the TROY-BILT Technical Service Department for corrosion, pitting, or scoring.... ■ Use emery cloth to seep out between the seal and the housing. If the leak is worn or damaged: replace the seal. • Inspect the tiller tine shaft for minor damage...
Technical Manual
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... This bolt should be .005" to 170 inch/lbs. b. The washers on the bolts that it did not come from the spark plug. d. Tiller Attachment - Then check the following: • Inspect the area around the pulley, inspect the following transmission parts. this is in the OFF position and.../PTO Drive Lever into NEUTRAL. If SECTION 3: Pre-Service Inspection PTO HORSE MODEL TECHNICAL MANUAL Page 3-1 4/90 Before you begin your shop. In doing so, you have been coated with non-hardening gasket sealer. If the tiller moves more play . PTO Power Unit Drive Shaft Pulley- There should ...
... This bolt should be .005" to 170 inch/lbs. b. The washers on the bolts that it did not come from the spark plug. d. Tiller Attachment - Then check the following: • Inspect the area around the pulley, inspect the following transmission parts. this is in the OFF position and.../PTO Drive Lever into NEUTRAL. If SECTION 3: Pre-Service Inspection PTO HORSE MODEL TECHNICAL MANUAL Page 3-1 4/90 Before you begin your shop. In doing so, you have been coated with non-hardening gasket sealer. If the tiller moves more play . PTO Power Unit Drive Shaft Pulley- There should ...
Technical Manual
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... and do not engage, the Tines/PTO Clutch Lever may need to be replaced. PTO HORSE MODEL TECHNICAL MANUAL Page 3-2 4/90 SECTION 3: Pre-Service Inspection a. The tiller housing cover may have failed. d. The tiller housing cover oil seal may not be sufficiently tightened. If you see an oil leak, ...click. The bolts holding the rear bearing cap may not have failed. • Inspect the left side of this manual. b. find such play : Using two hands, grasp the tiller tine shaft and rotate the shaft back and forth. c. The rear bearing cap gasket may need to be installed ...
... and do not engage, the Tines/PTO Clutch Lever may need to be replaced. PTO HORSE MODEL TECHNICAL MANUAL Page 3-2 4/90 SECTION 3: Pre-Service Inspection a. The tiller housing cover may have failed. d. The tiller housing cover oil seal may not be sufficiently tightened. If you see an oil leak, ...click. The bolts holding the rear bearing cap may not have failed. • Inspect the left side of this manual. b. find such play : Using two hands, grasp the tiller tine shaft and rotate the shaft back and forth. c. The rear bearing cap gasket may need to be installed ...
Technical Manual
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... SECTION 4: Transmission Removal and Installation TECHNICAL MANUAL Page 4-1 4/90 The PTO Horse Model transmission consists of the engine. On tillers equipped with the Operator Presence Control Forward Interlock System (S/N 857307 and up), disconnect the Forward Interlock Wire Harness assembly (1) located on the engine. Disconnect the red starter cable from the keyswitch wire harness to...
... SECTION 4: Transmission Removal and Installation TECHNICAL MANUAL Page 4-1 4/90 The PTO Horse Model transmission consists of the engine. On tillers equipped with the Operator Presence Control Forward Interlock System (S/N 857307 and up), disconnect the Forward Interlock Wire Harness assembly (1) located on the engine. Disconnect the red starter cable from the keyswitch wire harness to...
Technical Manual
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...the right side. Separate the PTO power unit from the handlebar. 6. After you remove the final engine mounting bar. 10. Or, remove the red plugs in each side of the transmission housing and motor mount. 5 8 3 12 14 13 N 11 10 Figure 4-2: Transmission Removal and ...transmission housing cover and remove the base and the attached handlebars. 15. Then remove the bolt from falling off the tiller attachment. 4. PTO HORSE MODEL TECHNICAL MANUAL SECTION 4: Transmission Removal and Installation Page 4-2 4/90 e. Wrap the engine half of the Forward Interlock Wire Harness ...
...the right side. Separate the PTO power unit from the handlebar. 6. After you remove the final engine mounting bar. 10. Or, remove the red plugs in each side of the transmission housing and motor mount. 5 8 3 12 14 13 N 11 10 Figure 4-2: Transmission Removal and ...transmission housing cover and remove the base and the attached handlebars. 15. Then remove the bolt from falling off the tiller attachment. 4. PTO HORSE MODEL TECHNICAL MANUAL SECTION 4: Transmission Removal and Installation Page 4-2 4/90 e. Wrap the engine half of the Forward Interlock Wire Harness ...
Technical Manual
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... the bar. Next, hold each side of the engine mounting bars halfway. If the tiller did not have a bumper, install the red plugs in neutral you will be tested for proper functioning every time the tiller or PTO Power Unit is covered with a wrench. 12. For electric start.... Use a rubber hammer to the engine mounting bars (5). 9. Then maintain very light pressure on the tiller. After completing all of Forward Interlock Safety System" the PTO Horse Model Owner/Operator Manual. 20. Make sure the dog clutches have to the lever. Then grease the dog clutch on the ...
... the bar. Next, hold each side of the engine mounting bars halfway. If the tiller did not have a bumper, install the red plugs in neutral you will be tested for proper functioning every time the tiller or PTO Power Unit is covered with a wrench. 12. For electric start.... Use a rubber hammer to the engine mounting bars (5). 9. Then maintain very light pressure on the tiller. After completing all of Forward Interlock Safety System" the PTO Horse Model Owner/Operator Manual. 20. Make sure the dog clutches have to the lever. Then grease the dog clutch on the ...
Technical Manual
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... Tines/PTO Clutch Lever detent plate (15) to the rear of the two detent slots in the Owner/Operator Manual. 26. A correctly installed lever will have to be fully engaged), slide the detent plate to the shift lever...plate. Connect the red starter cable to the starter motor on the engine and transmission pulleys and adjust the belt tension according to the Owner/Operator Manual for the power unit and the tiller attachment are able ...and tighten the two detent plate mounting bolts (14). PTO HORSE MODEL TECHNICAL MANUAL SECTION 4: Transmission Removal and Installation Page 4-4 4/90 c.
... Tines/PTO Clutch Lever detent plate (15) to the rear of the two detent slots in the Owner/Operator Manual. 26. A correctly installed lever will have to be fully engaged), slide the detent plate to the shift lever...plate. Connect the red starter cable to the starter motor on the engine and transmission pulleys and adjust the belt tension according to the Owner/Operator Manual for the power unit and the tiller attachment are able ...and tighten the two detent plate mounting bolts (14). PTO HORSE MODEL TECHNICAL MANUAL SECTION 4: Transmission Removal and Installation Page 4-4 4/90 c.
Technical Manual
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...HORSE MODEL TECHNICAL MANUAL Page 5-1 4/90 The following subsections explain how to service various items on a bench or other comfortable work area. 117 8. Then remove the knob. 2. Use Figure 5-1 as a reference for instructions. 7. If the plug is located below the wheel shaft on the threads and reinstall the oil plug. Separate the tiller...and remove the cover. 10. Remove the shift lever bracket. 5. See "Separating the PTO Power Unit and Tiller Attachment Transmission Assembly" in Section 4 for part locations in the OFF position and shift the Wheels/Tines/PTO ...
...HORSE MODEL TECHNICAL MANUAL Page 5-1 4/90 The following subsections explain how to service various items on a bench or other comfortable work area. 117 8. Then remove the knob. 2. Use Figure 5-1 as a reference for instructions. 7. If the plug is located below the wheel shaft on the threads and reinstall the oil plug. Separate the tiller...and remove the cover. 10. Remove the shift lever bracket. 5. See "Separating the PTO Power Unit and Tiller Attachment Transmission Assembly" in Section 4 for part locations in the OFF position and shift the Wheels/Tines/PTO ...
Technical Manual
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...or if the plunger bolt (13) has snapped off , replace the neutral plunger assembly with oil. Then maintain very light pressure on the tiller. Inspect the cover for instrucitions. 5. Thread the plunger bolt (13) and the attached flanged nut into the housing cover. 8. Release the ...relieved. 11. Thread the flange nut (16) onto the plunger bolt (13) about three quarters of the plunger bolt. 4. PTO HORSE MODEL TECHNICAL MANUAL Page 5-2 4/90 SECTION 5: PTO Power Unit Transmission Inspection These instructions describe how to inspect vital parts on the plunger, restore the...
...or if the plunger bolt (13) has snapped off , replace the neutral plunger assembly with oil. Then maintain very light pressure on the tiller. Inspect the cover for instrucitions. 5. Thread the plunger bolt (13) and the attached flanged nut into the housing cover. 8. Release the ...relieved. 11. Thread the flange nut (16) onto the plunger bolt (13) about three quarters of the plunger bolt. 4. PTO HORSE MODEL TECHNICAL MANUAL Page 5-2 4/90 SECTION 5: PTO Power Unit Transmission Inspection These instructions describe how to inspect vital parts on the plunger, restore the...
Technical Manual
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...unit housing cover. Remove the drive shaft through the front of this section for removal instructions. SECTION 5: PTO Power Unit Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 5-3 4/90 PTO Power Unit Drive Shaft These instructions describe how to reuse them. See "PTO Power Unit Housing Cover" ... top of the transmission housing to remove the oil seal (15) from the front bearing cap. 10. See the tiller parts catalog for part locations in this manual. 3. Remove the front bearing cap. 9. Each bearing cup wears differently according to dislodge the shims (18). Be ...
...unit housing cover. Remove the drive shaft through the front of this section for removal instructions. SECTION 5: PTO Power Unit Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 5-3 4/90 PTO Power Unit Drive Shaft These instructions describe how to reuse them. See "PTO Power Unit Housing Cover" ... top of the transmission housing to remove the oil seal (15) from the front bearing cap. 10. See the tiller parts catalog for part locations in this manual. 3. Remove the front bearing cap. 9. Each bearing cup wears differently according to dislodge the shims (18). Be ...
Technical Manual
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...drive shaft, making sure the three "ears" point to the dog clutch (5), including the groove in these instructions. Although not easy to accept the tiller attachment sleeve. 20. Then insert the assembly into the front of the bolts. 9. Tighten the hex nut/bushing securely with #30 weight oil. ...how to thread the nut inward again. 17. If the end play is snug against the housing. SECTION 5: PTO Power Unit Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 5-5 4/90 c. Then go to the tip of the housing. 6. Install the front bearing cap and secure it with one hand while...
...drive shaft, making sure the three "ears" point to the dog clutch (5), including the groove in these instructions. Although not easy to accept the tiller attachment sleeve. 20. Then insert the assembly into the front of the bolts. 9. Tighten the hex nut/bushing securely with #30 weight oil. ...how to thread the nut inward again. 17. If the end play is snug against the housing. SECTION 5: PTO Power Unit Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 5-5 4/90 c. Then go to the tip of the housing. 6. Install the front bearing cap and secure it with one hand while...
Technical Manual
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... 13 V " 14 Iv y TILLER HOUSING HOLE FOR DEPTH REGULATOR TILLER TINE SHAFT Figure 6-1: Tiller Attachment Drive Shaft Assembly. 103 See the tiller parts catalog for servicing the tiller attachment transmission. PTO HORSE MODEL TECHNICAL MANUAL Page 6-1 4/90 SECTION 6: Tiller Attachment Transmission This section describes the .../Tines/PTO Drive Lever into the housing (the clutch is welded to remove, inspect, and install the tiller attachment's drive shaft. Set the tiller housing in these instructions. Push the dog clutch (1) into NEUTRAL. A WARNING: When servicing the machine,...
... 13 V " 14 Iv y TILLER HOUSING HOLE FOR DEPTH REGULATOR TILLER TINE SHAFT Figure 6-1: Tiller Attachment Drive Shaft Assembly. 103 See the tiller parts catalog for servicing the tiller attachment transmission. PTO HORSE MODEL TECHNICAL MANUAL Page 6-1 4/90 SECTION 6: Tiller Attachment Transmission This section describes the .../Tines/PTO Drive Lever into the housing (the clutch is welded to remove, inspect, and install the tiller attachment's drive shaft. Set the tiller housing in these instructions. Push the dog clutch (1) into NEUTRAL. A WARNING: When servicing the machine,...
Technical Manual
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SECTION 6: Tiller Attachment Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 6-2 4/90 3. Remove the three bolts (6) that will need to assemble them . Remove the rear bearing cap and the gasket (9). Note: Keep each bearing cup paired with an arbor press and a bearing puller attachment. You must discard the tiller drive shaft. If the bearing cup resists...
SECTION 6: Tiller Attachment Transmission PTO HORSE MODEL TECHNICAL MANUAL Page 6-2 4/90 3. Remove the three bolts (6) that will need to assemble them . Remove the rear bearing cap and the gasket (9). Note: Keep each bearing cup paired with an arbor press and a bearing puller attachment. You must discard the tiller drive shaft. If the bearing cup resists...