SERVICE AND MAINTENANCE
Troubleshooting Guide
! DANGER !
Before servicing unit wait for all moving parts to come to a complete stop. Turn engine off and remove the spark plug wire.
PROBLEM | POSSIBLE CAUSE | CORRECTION |
Engine Does Not Start. | 1. Spark plug wire disconnected. | 1. Reconnect wire. |
| 2. Engine ON/OFF switch in OFF position. 2. Put switch in ON position. | |
| 3. Fuel tank empty. | 3. Add gasoline. |
| 4. Stale gasoline. | 4. Drain gasoline and add fresh |
|
| gasoline. |
| 5. Dirty air filter. | 5. Clean or replace. |
Engine Runs Poorly. | 1. Bad spark plug. | |
| 2. | Dirty air filter. |
| 3. | Incorrect choke setting. |
| 4. Stale gasoline. | |
| 5. | Dirt or water in fuel tank. |
Engine Overheats. | 1. Carburetor out of adjustment. | |
| 2. | Oil level is low. |
Loss of Vacuum. | 1. Vacuum inlet clogged. | |
| 2. | Container full. |
| 3. Engine not reaching full RPM. | |
| 4. Fan blades bent or broken. | |
Unusual vibration | 1. Solid object jammed in unit. | |
or noise. | 2. Engine crankshaft | |
| ||
| bent or damaged. | |
| 3. | Loose engine mounting bolts/nuts. |
| 4. | Loose or missing bolts on unit. |
| 5. Engine shaft bearings damaged. | |
| 6. | Impeller bent or damaged. |
Unit difficult to close. | 1. Door too tight. | |
| 2. Obstructions keeping door from | |
|
| completely closing. |
Door doesn’t shut tightly. 1. Door tightness not adjusted correctly.
1.Inspect spark plug.
2.Clean or replace.
3.Put choke in correct setting.
4.Drain gasoline and add fresh gasoline.
5.See engine service dealer.
1.See engine service dealer.
2.Check and add oil.
1.Remove hose and clean inlet.
2.Inspect and empty.
3.See “Engine Runs Poorly” above.
4.Replace/repair impeller.
1.Check and remove any obstruction.
2.See engine service dealer.
3.Tighten bolts/nuts.
4.Tighten or replace bolts.
5.See engine service dealer.
6.Repair/replace impeller.
1.Adjust arm tightness
2.Clear obstructions.
1. Adjust arms.
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