Troubleshooting; Engine Fails To Start; Engine Overheats; Loss Of Power - Craftsman CMXGBAM1054538 Instruction Manual

This section addresses minor service issues. To locate the nearest authorized Service Center or to schedule service, call 1-888-331-4569.
Problem

Engine fails to start

Engine running erratically/
inconsistent RPM (hunting or
surging)

Engine overheats

Loss of power

Excessive vibration
Snow blower fails to self-
propel
Auger continues to rotate
Unit fails to discharge snow

TROUBLESHOOTING

Disconnect the spark plug wire and ground it against the engine to prevent
unintended starting. Before performing any type of maintenance/service,
disengage all controls and stop the engine. Wait until all moving parts
have come to a complete stop. Always wear safety glasses during operation
or while performing any adjustments or repairs.
Cause
1 . Fuel tank empty, or stale fuel .
2 . Blocked fuel line .
3 . Key not inserted all the way .
4 . Spark plug wire disconnected .
5 . Faulty spark plug .
6 . Engine not primed .
7 . Engine flooded from excessive priming .
1 . Engine running on choke .
2 . Fuel line blocked, or stale fuel .
3 . Water or dirt in fuel system .
4 . Carburetor out of adjustment .
5 . Over-governed engine .
1 . Carburetor out of adjustment .
1 . Spark plug wire loose .
2 . Vent in gas cap plugged .
1 . Loose parts or damaged auger .
1 . Auger control cable out of adjustment .
2 . Auger drive belt loose or damaged .
1 . Auger control cable out of adjustment .
1 . Chute assembly clogged .
2 . Foreign object lodged in auger .
3 . Auger control cable out of adjustment .
4 . Auger belt loose or damaged .
WARNING
1 . Fill tank with clean fresh gasoline .
2 . Contact a Sears Service Center .
3 . Insert key all the way .
4 . Connect wire to spark plug .
5 . Clean spark plug, readjust gap, or replace .
6 . Push the engine primer button five to seven times
for model CMXGBAM1054538, CMXGBAM1054539 and three
times for model CMXGBAM1054540, CMGSB21179 .
7 . Wait at least ten minutes before starting .
1 . Move choke control to RUN position .
2 . Contact an authorized Service Center .
3 . Run engine until the fuel tank is empty . Refill with
fresh fuel .
4 . Contact an authorized Service Center .
5 . Contact an authorized Service Center .
1 . Contact an authorized Service Center .
1 . Firmly connect spark plug wire .
2 . Clear vent .
1 . Stop engine immediately and remove key . Check for
possible damage . Tighten all bolts and nuts . Repair
as needed . If problem persists, take snow blower to
an authorized Service Center .
1 . Adjust auger control cable as shown in Service and
Maintenance section .
2 . Replace auger drive belt .
1 . Adjust auger control cable as shown in Service and
Maintenance section .
1 . Stop engine and disconnect spark plug wire . Clean
chute and inside of auger housing with clean-out
tool or stick .
2 . Stop engine immediately and disconnect the spark
plug wire . Remove object from auger .
3 . Adjust auger control cable .
4 . Replace auger belt .
17
Remedy