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Troubleshooting
Problem
The engine will not start, starts
g
hard, or fails to keep running.
h d
f il
k
The engine loses power.
g
The engine overheats.
g
The machine does not drive.
Possible Causes
1.
The fuel tank is empty.
i
2.
The choke is not on.
3.
The blade control (PTO) lever
is engaged.
4.
The air cleaner is dirty.
5.
The spark plug wire is loose
or disconnected.
6.
The spark plugs are pitted,
fouled, or gap is incorrect.
7.
There is dirt in the fuel filter.
8.
There is dirt, water, or stale
fuel in the fuel system.
1.
The engine load is excessive.
2.
The air cleaner is dirty.
3.
The engine oil level in the
crankcase is low.
4.
The cooling fins and air
passages under the engine
blower housing are plugged.
5.
The spark plug is pitted,
fouled, or the gap is incorrect.
6.
The vent hole in the fuel cap
is plugged.
7.
There is dirt in fuel filter.
8.
There is dirt, water, or stale
fuel is in fuel system.
1.
The engine load is excessive.
2.
The engine oil level in the
crankcase is low.
3.
The cooling fins and air
passages under the engine
blower housing are plugged.
1.
The shift lever is in the
Neutral position.
2.
The traction belt is worn,
loose, or broken.
3.
The traction belt is off the
pulley.
1.
2.
3.
4.
5.
6.
7.
8.
1.
2.
3.
4.
5.
6.
7.
8.
1.
2.
3.
1.
2.
3.
39
Corrective Action
Fill the fuel tank with gasoline.
Set the Choke to the on
position.
Disengage the blade control
(PTO) lever.
Clean or replace the air
cleaner element.
Connect the wire to the spark
plug.
Install new, correctly gapped
spark plugs.
Replace the fuel filter.
Contact an Authorized
Service Dealer.
Reduce the ground speed.
Clean the air cleaner element.
Add engine oil to the
crankcase.
Remove the obstruction(s)
from the cooling fins and air
passages.
Install a new, correctly
gapped spark plug.
Clean or replace the fuel cap.
Replace the fuel filter.
Contact an Authorized
Service Dealer.
Reduce the ground speed.
Add oil to the crankcase.
Remove the obstruction(s)
from cooling fins and air
passages.
Move the shift lever to a drive
gear position.
Change the belt.
Change the belt.
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