47
Problem
Corrective Action
Possible Causes
The engine runs, but knocks or
misses.
1. Dirt, water, or stale fuel is in the
fuel system.
1. Drain and flush the fuel system;
add fresh fuel.
2. A spark plug lead is loose.
2. Reconnect the spark plug lead.
3. A spark plug is broken.
3. Replace the spark plug.
4. Loose wires or poor
connections.
4. Check and tighten wire
connections.
5. Engine overheating.
5. See Engine Overheats.
The engine will not idle.
1. The fuel tank vent is restricted.
1. Replace the fuel cap.
g
2. Dirt, water, or stale fuel is in the
fuel system.
2. Drain and flush the fuel system;
add fresh fuel.
3. A spark plug is damaged or
broken.
3. Replace the spark plug.
4. Carburetor idle passages are
plugged.
4. Contact your Authorized
Service Dealer.
5. The idle speed adjusting screw
is incorrectly set.
5. Contact your Authorized
Service Dealer.
6. The fuel pump is broken.
6. Contact your Authorized
Service Dealer.
7. Low compression.
7. Contact your Authorized
Service Dealer.
8. The air cleaner element is dirty.
8. Clean or replace.
The engine overheats.
1. The crankcase oil level is
incorrect.
1. Fill or drain to the full mark.
2. Excessive loading.
2. Reduce load; use lower ground
speed.
3. The air intake screens are dirty.
3. Clean with every use.
4. The cooling fins and air
passages under the engine
blower housing and/or the
rotating air intake screen are
plugged.
4. Clean with every use.
5. The fuel mixture is lean.
5. Contact your Authorized
Service Dealer.
Summary of Contents for 41165
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