31
Loss of power
5. Low oil level/dirty oil. 5. Check oil level/change oil.
(continued)
6. Faulty spark plug. 6. Clean and regap or change
spark plug.
7. Dirty fuel fi lter. 7. Replace fuel fi lter.
8. Stale or dirty fuel. 8. Empty fuel tank and refi ll tank
with fresh, clean gas o line.
9. Water in fuel. 9. Empty fuel tank and car-
buretor, refi ll tank with fresh
gasoline and replace fuel fi lter.
10. Spark plug wire loose. 10. Connect and tighten spark
plug wire.
11. Dirty engine air screen/fi ns. 11. Clean engine air screen/fi ns
12. Dirty/clogged muffl er. 12. Clean/replace muffl er.
13. Loose or damaged wiring. 13. Check all wiring.
14. Carburetor out of adjustment. 14. See “To Adjust Carburetor” in
Service and Adjustments
section.
15. Engine valves out of 15. Contact our authorized
adjustment. service center/department.
Excessive
1. Worn, bent or loose blade. 1. Replace blade. Tighten
vibration
blade bolt.
2. Bent blade mandrel. 2. Contact our authorized
service center/department.
3. Loose/damaged part(s). 3. Tighten loose part(s).
Replace damaged parts.
Engine continues
1. Faulty operator-safety 1. Check wiring, switches and
to run when oper-
presence control system. connections. If not cor rect ed,
ator leaves seat
contact our authorized
with attachment
service center/department.
clutch engaged
Poor cut - uneven
1. Worn, bent or loose blade. 1. Replace blade. Tighten
blade bolt.
2. Mower deck not level. 2. Level mower deck.
3. Buildup of grass, leaves, and 3. Clean underside of mower
trash under mower. housing.
4. Bent blade mandrel. 4. Contact our authorized
service center/department.
5. Clogged mower deck vent 5. Clean around man drels to
from build-up of grass, leaves, open vent holes.
and trash around mandrels.
Mower blades will
1. Obstruction in clutch 1. Remove obstruction.
not rotate
mechanism.
2. Worn/damaged mower drive 2. Replace mower drive belt.
belt.
3. Frozen idler pulley. 3. Replace idler pulley.
4. Frozen blade mandrel. 4. Contact our authorized
service center/department.
PROBLEM CAUSE CORRECTION
TROUBLESHOOTING CHART: