Troubleshooting - Toro 30433 Operator's Manual

Troubleshooting

Problem
Engine will not start, starts
hard, or fails to keep
running.
Engine loses power.
Engine overheats.
Possible Cause
1. Fuel tank is empty.
2. Choke is not on.
3. Air cleaner is dirty.
4. Spark plug wire is loose
or disconnected.
5. Spark plug is pitted,
fouled, or the gap is
incorrect.
6. Dirt in the fuel lter.
7. Dirt, water, or stale fuel
is in the fuel system.
1. Engine load is excessive.
2. Air cleaner is dirty.
3. Oil level in the crankcase
is low.
4. Cooling ns and air
passages under the
engine blower housing
are plugged.
5. Spark plug is pitted,
fouled, or the gap is
incorrect.
6. Vent hole in the fuel cap
is plugged.
7. Dirt in the fuel lter.
8. Dirt, water, or stale fuel
is in the fuel system.
1. Engine load is excessive.
2. Oil level in the crankcase
is low.
3. Cooling ns and air
passages under the
engine blower housing
are plugged.
58
Corrective Action
1. Fill fuel tank with
gasoline.
2. Move the throttle lever
to choke position.
3. Clean or replace the air
cleaner element.
4. Install wire on spark
plug.
5. Install a new, correctly
gapped spark plug.
6. Replace the fuel lter.
7. Contact an Authorized
Service Dealer.
1. Reduce the ground
speed.
2. Clean the air cleaner
element.
3. Add oil to the crankcase.
4. Remove the obstruction
from the cooling ns and
air passages.
5. Install a new, correctly
gapped spark plug.
6. Clean or replace the fuel
cap.
7. Replace the fuel lter.
8. Contact an Authorized
Service Dealer.
1. Reduce the ground
speed.
2. Add oil to the crankcase.
3. Remove the obstruction
from the cooling ns and
air passages.