Part of the John Deere Repair Manuals.
Working on a John Deere walk-behind? This 146-page John Deere JS60 Technical Manual PDF (OEM TM1710) covers the JS60, JS60H, JS61, JS63, JS63H, and JS63E walk-behind rotary mowers, with dedicated sections for both the Intek and Quantum engines. You get full diagnosis, tests and adjustments, and step-by-step repair procedures for each engine, plus a power train section on the traction drive, drive belt, transaxle removal, and clutch cable. Metric and inch fastener torque tables sit up front; blade assembly, wheel removal, and front axle replacement round out the back. Gap the Intek's spark plug at 0.51 mm, torque the flywheel nut to 81 N-m, and refill the crankcase with 0.65 L of oil. Your mower is down; forum guesses won't fix it. Bookmarked with a live text layer: search any spec by keyword, jump straight to the section, and get wrenching.
What's Inside This Manual
| System | Pages | Key Topics |
|---|---|---|
| Fastener Torques | 9-13 | Metric Fastener Torque Values, Metric Fastener Torque Value - Grade 7, Inch Fastener Torque Values |
| General Information | 14-15 | Gasoline, Gasoline Storage, Engine Oil, Engine Break-In Oil |
| Lubricants | 16 | Anti-Corrosion Grease, Chassis Grease, Alternative Lubricants, Synthetic Lubricants, Lubricant Storage, Mixing of Lubricants |
| Identification Numbers | 17-18 | Product Identification Number, Engine, Transaxle Pin |
| Engine - Intek | 19-66 | Intek 121602 Ohv Specifications (190 Cc, 6.5/6.75 HP), Component Location, Theory of Operation, Diagnosis, Tests and Adjustments, Repair |
| Engine - Quantum | 67-108 | Quantum 12H802 Side-Valve Specifications (190 Cc, 6 HP), Component Location, Theory of Operation, Diagnosis, Tests and Adjustments, Repair |
| Power Train | 109-128 | Transmission Specifications, Traction Drive System, Drive Belt, Transaxle Removal and Installation, Clutch Cable |
| Miscellaneous | 129-146 | Wheel Removal, Front Axle Replacement, Blade Assembly, Bagger Safety Door Spring, Caster Locking Cable |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Engine Oil Capacity (Intek) | 0.65 L | p. 21 |
| Engine Oil Capacity (Quantum) | 0.5 L | p. 69 |
| Spark Plug Gap (Intek) | 0.51 mm | p. 22 |
| Spark Plug Gap (Quantum) | 0.07 - 0.08 mm (0.028 - 0.033 in.) | p. 69 |
| Flywheel Nut Torque | 81 N•m | p. 23 |
| Mower Blade Bolt Torque | 75 N•m | p. 23 |
| Valve Clearance Intake (Intek) | 0.10 - 0.20 mm | p. 22 |
| Valve Clearance Intake (Quantum) | 0.10 - 0.20 mm | p. 70 |
| Valve Clearance Exhaust (Quantum) | 0.15 - 0.25 mm | p. 70 |
| Wheel Mounting Nuts Torque | 28.5 N•m | p. 111 |
| Cutting Width | 53.35 cm | p. 131 |
| Cutting Height | 2.5 - 10.2 cm | p. 131 |
