Troubleshooting Guide
Case 1. Starting failure
| Check | Probable Causes |
| Action | |
|
|
|
|
|
|
| Fuel Tank | Incorrect fuel |
| Drain it and fill with correct fuel | |
|
|
|
|
|
|
| Fuel Filter | Fuel filter is clogged |
| Clean | |
|
|
|
|
|
|
| Carburetor Adjustment Screw | Out of normal range |
| Adjust to normal range | |
|
|
|
|
|
|
| Sparking (no spark) | Spark plug is fouled/ wet |
| Clean/ dry | |
|
|
| Plug gap is incorrect |
| Correct (GAP: 0.6 ~ 0.7 mm) |
|
|
|
|
|
|
| Spark Plug | Disconnected |
| Retighten | |
|
|
|
|
| |
Case 2. Engine starts but does not keep running/ hard |
|
| |||
| Check |
| Probable Causes |
| Action |
|
|
| |||
|
|
|
|
|
|
| Fuel Tank |
| Incorrect fuel |
| Drain it and fill with correct fuel |
|
|
|
|
|
|
| Carburetor Adjustment Screw |
| Out of normal range |
| Adjust to normal range |
|
|
|
|
|
|
| Muffler, Cylinder (exhaust port) |
| Carbon is |
| Wipe away |
|
|
|
|
|
|
| Air Cleaner |
| Clogged with dust |
| Wash |
|
|
|
|
|
|
| Cylinder Fin, Fan Cover |
| Clogged with dust |
| Clean |
|
|
|
|
|
|
|
|
|
|
|
|
When your unit seems to need further service, please consult with our RedMax service shop in your area.
22
