TROUBLESHOOTING CHART
)ROBLEM
Loss of power (Continued)
Excessive vibration
Englnecontinues to run when
operator leaves seat with attachment
clutch engaged
CAUSE
•
•Dirty air filter.
•Low oil level/dirty oil.
•Faulty spark plug.
•Dirty fuel filter.
•Stale or dirty fuel.
•Water in fuel.
•Spark plug wire loose.
•Dirty engine air screen/fins.
•Dirty/clogged muffler.
•Loose or damaged wiring.
•Carburetor out of adjustment.
•Engine valves out of adjustment.
•Worn, bent or loose blade.
•Bent blade mandrel.
•Loose/damaged part(s).
•Faulty
CORRECTION
•Clean underside of mower housing.
•Clean/replace air filter.
•Check oil level/change oil.
•Clean and regap or change spark plug.
•Replace fuel filter.
•Drain fuel tank and refill with fresh gasoline.
•Drain fuel tank and carbure- tor, refill tank with fresh
gasoline and replace fuel filter.
•Connect and tighten spark plug wire.
•Clean engine air screen/ fins.
•Clean/replace muffler.
•Check all wiring.
•See "To Adjust Carburetor"
in Service Adjustments section.
•Contact an authorized service center/department.
•Replace blade. Tighten blade bolt.
•Replace blade mandrel.
•Tighten loose part(s). Replace damaged parts.
•Check wiring, switches and connections. If not corrected contact an authorized
service center/department.
Poor cut - uneven • Wom, bent or loose blade.
•Mower deck not level.
•Buildup of grass, leaves, and trash under mower.
•Bent blade mandrel.
•Clogged mower deck vent from
•Replace blade. Tighten blade bolt.
•Level mower deck.
•Clean underside of mower housing.
•Replace blade mandrel.
•Clean around mandrels to open vent holes.
Mower blades will | • | Obstruction in clutch | • | Remove | obstruction. | ||
not rotate |
| mechanism. |
| • | Replace | mower drive belt. | |
| • | Worn/damaged | mower | ||||
|
| drive belt. |
|
|
|
| |
| • | Frozen | idler pulley. | • | Replace | idler pulley. | |
| • | Frozen | blade | mandrel. | • | Replace | blade mandrel. |
3O