TROUBLESHOOTING CHART
PROBLEMCAUSE
Lossofpower1. Cutting too much grass/too fast.
2.Throttle in "CHOKE" position.
3.
4.Dirty air filter.
5.Low oil level/dirty oil.
6.Faulty spark plug.
7.Dirty fuel filter.
8.Stale or dirty fuel.
9. Water in fuel.
10.Spark plug wire loose.
! 1.Dirty engine air screen/fins.
12. Dirty/clogged muffler. 13.Loose or damaged wiring.
14.Carburetor out of adjustment.
|
| 15.Engine | valves | out of | ||||||
|
|
| adjustment. |
|
|
|
|
| ||
Excessive | 1. | Worn, | bent | or | loose | blade. | ||||
vibration |
|
|
|
|
|
|
|
|
| |
|
| 2. | Bent | blade |
| mandrel. |
| |||
|
| 3. | Loose/damaged |
| part(s). | |||||
Engine | continues | 1. | Faulty |
| ||||||
to run |
|
| presence | control | system. | |||||
when | operator |
|
|
|
|
|
|
|
|
|
leaves | seat with |
|
|
|
|
|
|
|
|
|
with attachment |
|
|
|
|
|
|
|
|
| |
clutch | engaged |
|
|
|
|
|
|
|
|
|
Poor cut - uneven | 1. Worn, bent or loose blade. | |||||||||
|
| 2. | Mower | deck | not | level. | ||||
|
| 3. | Buildup | of | grass, | leaves, | ||||
|
|
| and | trash | under | mower. | ||||
|
| 4. | Bent | blade | mandrel. |
| ||||
|
| 5. | Clogged mower deck vent | |||||||
|
|
| holes |
| from |
| buildup | of | ||
|
|
| grass, | leaves, | and | trash | ||||
|
|
| around | mandrels. |
|
| ||||
CORRECTION
1.Set in "Higher Cut" position/ reduce speed.
2.Adjust throttle control.
3.Clean underside of mower housing.
4.Clean/replace air filter.
5.Check oil level/change oil.
6.Clean and regap or change spark plug.
7.Replace fuel filter.
8.Drain fuel tank and refill with fresh gasoline.
9.Drain fuel tank and carbure- tor, refill tank with fresh
gasoline and replace fuel filter.
10.Connect and tighten spark plug wire.
11.Clean engine air screen/ fins.
12.Clean/replace muffler. 13.Check all wiring.
14.See "To Adjust Carburetor" in Service Adjustments section.
15.Contact a Sears or other qualified service center.
1, Replace blade. Tighten blade bolt.
2, Replace blade mandrel.
3.Tighten loose part(s). Replace damaged parts.
1.Check wiring, switches and
connections. If not contact a Sears or other qualified service center.
1.Replace blade. Tighten blade bolt.
2.Level mower deck.
3.Clean underside of mower housing.
4.Replace blade mandrel.
5.Clean around mandrels to open vent holes.
29
