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TROUBLESHOOTING Continued
PROBLEM CAUSE CORRECTIO N
Loss of
Power
Excessive
Vibration
Engine
backfires
when turning
engine OFF
Unit Does
not
Travel in a
straight line
1.
2.
3.
Cutting too much grass/too fast
"Choke" position
Buildup of grass, leaves and trash under
dec k.
4. Dirty air filter
5. Low oil level/dirty oil
6. Faultyspar k plug
7. Dirty fuel filter
8. Stale or dirty fuel
9. Water in fuel
10. Spar k plug wire loose
11. Dirtyengine air screen/fins
12. Dirty/cIogg ed muffler
13. Loose or damaged wiring
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Set i n High Cut ( position 8)/red uce s peed
Push choke control in
Clean undersideof mower deck
Clean or repl ace air filter
Chec k oil Ievellc ha nge oil
Clean and re-gap or change plug
Replace fuel filter
Drain fuel tank & refill tank with fresh gas
Drain fuel tank & carburetor, refill tank with
fresh gas and replace fuet filter
Connect and tighten spark plug wire
Clean engine air screen/fins
Clean/replace muffler
Check all wiring
14. Carburetor out of adjustment
15. Engine valves out of adjustment
16. Loose drive belt
1.
2.
3.
4.
1.
2.
Worn, bent or loose blade
Bent blade driver
Loose/damage part or parts
Faulty blade driver assembly
Eng ine thro ttte c on trol not s et at "S LOW'
position for 30 sec on ds before s to ppi ng
engine.
Incorrect tire pr essure
Rear wheels rotating at different speeds.
14. See Engine Manual
15. Contact an authorizedser_ce center
16. Adjust idler/replace belt
1.
2.
1.
2.
3.
Replace blade. Tighten blade bolt.
Replace blade dri ver
Tighten loose partor parts. Replace
damaged parts.
Replace blade driver assembly
Move t hrottl e control to "SLOWt' positi on and
allow to idle for 30 seconds before stopping
engine
Checktire pressure (See Specifications)
Adjust travel reduction weldment.
35
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