TROUBLESHOOTING CHECK LIST
1.ENGINE IDLES POORLY:
Carburetor maladjustment_________________________________________________readjust carburetor Improper spark plug gap _______________________________________________check and
2.ENGINE BACKFIRES:
Carburetor maladjustment_________________________________________________readjust carburetor
3.ENGINE RUNS BUT POWER UNIT WON’T MOVE FORWARD
Drive belt loose or
4.POWER UNIT LOSES POWER OR HYDROSTAT SYSTEM OVERHEATS
Hydrostatic transaxle oil too low _____________________________________________________add oil Hydrostatic transaxle damaged_________________________________________________consult dealer Hydrostatic transaxle oil blowing oil out vent________________________overfilled or water contaminated
5.ENGINE STALLS WHEN BLADES ARE ENGAGED
Operator not on seat ____________________________________________________________sit on seat Faulty interlock system _______________________________________________________consult dealer Bad blade spindle bearing_____________________________________________________consult dealer Deck drive belt not properly routed ___________________________________________________reroute Blades blocked by foreign material ___________________________________________clean under deck
•See engine manual for engine adjustments
ENGINE ELECTRICAL TROUBLE SHOOTING
1.ENGINE WILL NOT TURN OVER: Dead battery
Bad ground connection
Bad terminal connection at battery
Wiring harness plugs are not attached properly at the key switch or the PTO switch
Bad parking brake switch Bad PTO switch
2.ENGINE WILL TURN OVER, BUT WILL NOT START:
A.If there is spark at the plug: No fuel
Bad fuel solenoid in engine
B.If there is no spark at the plug:
Make sure safety interlock system is sequenced: PTO switch is off
Control levers in neutral position Parking brake is on
Operator in seat
Check safety interlock switches: Seat switch
Neutral switch
Bad ignition module on engine
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