Troubleshooting,
Adjustment, & Service
TROUBLESHOOTING
PROBLEM |
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Engine will not turnover or start. | 1. | PTO lever in the engaged position. |
| Place in disengaged position. | |||||||||||
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| 2. | Out of fuel. |
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| If the engine is hot, allow it to cool, then refill the | ||||
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| fuel tank. | ||
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| 3. | Engine flooded. |
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| Disengage choke. | |||||
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| 4. | Battery terminals require cleaning. |
| See Battery Maintenance Section. | ||||||||||
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| 5. | Clogged fuel filter. |
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| Turn off fuel and replace filter. | |||||||
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| 6. | Battery discharged or dead. |
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| Recharge or replace. | |||||||||
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| 7. | Wiring loose or broken. |
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| Visually check wiring & replace broken or frayed | ||||||||
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| wires. Tighten loose connections. | ||
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| 8. | Solenoid or starter motor faulty. |
| See your dealer. | ||||||||||
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| 9. | Safety interlock switch faulty |
| See your dealer. | ||||||||||
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| 10. | Spark plug(s) faulty, fouled or |
| Clean and gap or replace. See engine manual. | ||||||||||
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| incorrectly gapped. |
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| 11. | Water in fuel. |
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| Drain fuel & refill with fresh fuel. Replace fuel filter. | ||||
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| 12. | Gas is old or stale. |
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| Drain fuel & refill with fresh fuel. Replace fuel filter. | |||||||
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Engine will not stay running while | 1. | Safety bar on handlebar assembly |
| Press a d hold safety bar wile operating unit | |||||||||||
operating machine |
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| released with blade clutch engaged. |
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| 2. | Safety bar not fully depressing |
| See y | ur dealer. | |||||||||
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| safety switch. |
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| le wnd slightly after starting to disengage | |||
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| 3. | Ch ke staying | n. |
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| Thr | ||||||
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| c choke. |
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| ruel. |
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| oma | ||||
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| 4. | Low | r |
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| Add fuel. | |||||||||
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| 5. | Fuel valve shut |
| ff. |
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| tT rn fuel valve on. | ||||||
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| no |
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Engine starts hard or runs poorly. | 1. | Fuel mixture too rich. |
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| Clean air filter. Check choke adjustment | ||||||||
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| Spark plug(s) faulty, |
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| Clean and gap or replace. See engine manual. | ||||||||
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| r incorrectly gapped. |
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| 3. | Ch | ke engaged. |
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| Throttle down slightly after starting to disengage | |||||
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| d automatic choke. | ||||||||
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| foule |
| Replace fuel filter. | ||||||||
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| 4. | Fuel filter di ty. |
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| 5. | Air filt r dirty. |
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| Replace air filter. | ||||||||
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Engine knocks. | N1. | Low oil l | v l. |
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| Check/add oil as required. | ||||
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| 2. | Using wrong grade oil. |
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| See engine manual. | ||||||||
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Excessive oil consumption. |
| 1. | Engine running too hot. |
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| Clean engine fins, blower screen and air cleaner. | ||||||||
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| See engine manual. | ||||
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| Using wrong weight oil. |
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| 3. | Too much oil in crankcase. |
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| Drain excess oil. | |||||||||
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Engine exhaust is black. |
| 1. | Dirty air filter. |
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| Replace air filter. See engine manual. | ||||
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| 2. | Choke closed. |
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| Open choke. |
Engine runs, but mower will not drive.
1.Traction drive control not engaged. Engage traction drive control.
2. | Drive belt is broken. | See Drive Belt Replacement. |
3. | Drive belt slips. | See cause and remedy below. |
Engine stalls easily with | 1. | Engine speed too slow. | Set to full throttle. |
mower engaged. | 2. | Ground speed too fast. | Slow down. |
| 3. | Carburetor improperly adjusted. | See Engine Manual. |
| 4. | Cutting height set too low. | Cut tall grass at maximum cutting height during |
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| first pass. |
| 5. | Discharge chute jamming with | Cut grass with discharge pointing toward |
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| cut grass. | previously cut area. |
| 6. | Engine not up to operating | Run engine for several minutes to |
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| temperature. |
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| 7. | Starting mower in tall grass. | Start the mower in a cleared area. |
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