Trouble Shooting - MTD Two-Stage Snow Thrower 300series Operator's Manual

For Parts Call 606-678-9623 or 606-561-4983 For Parts Call 606-678-9623 or 606-561-4983
Problem
1. Choke not in ON position.
Engine fails to start
2. Spark plug wire disconnected.
3. Fuel tank empty or stale fuel.
4. Engine not primed.
5. Faulty spark plug.
6. Blocked fuel line.
7. Safety key not in ignition on engine.
8. Fuel shut-ff valve closed. (If Equipped)
1. Unit running on CHOKE.
Engine runs erratic
2. Blocked fuel line or stale fuel.
3. Water or dirt in fuel system.
4. Carburetor out of adjustment.
Engine overheats 1. Carburetor not adjusted properly.
Excessive
1. Loose parts or damaged auger.
Vibration
Loss of power
1. Spark plug wire loose.
2. Gas cap vent hole plugged.
3. Exhaust port plugged.
Unit fails
1. Drive control cable in need of adjust-
to propel itself
2. Drive belt loose or damaged.
Unit fails
1. Chute assembly clogged.
to discharge snow
2. Foreign object lodged in auger.
3. Auger control cable in need of adjust-
4. Auger belt loose or damaged.
5. Shear pin(s) sheared.
Cause
ment.
ment.
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Remedy
1. Move choke to ON position.
2. Connect wire to spark plug.
3. Fill tank with clean, fresh gasoline.
4. Prime engine as instructed in
"Operating Your Snow Thrower".
5. Clean, adjust gap, or replace.
6. Clean fuel line.
7. Insert key fully into the switch.
8. Open fuel shut-off valve.
1. Move choke lever to OFF position.
2. Clean fuel line; fill tank with clean,
fresh gasoline.
3. Drain fuel tank. Refill with
fresh fuel.
4. Contact Service Center.
1. Contact Service Center.
1. Stop engine immediately and
disconnect spark plug wire. Tighten
all bolts and nuts. If vibration
continues, have unit serviced by a
Service Center.
1. Connect and tighten spark plug
wire.
2. Remove ice and snow from gas
cap. Be certain vent hole is clear.
3. Contact Service Center.
1. Adjust drive control cable. Refer to
"Adjustments".
2. Replace drive belt.
1. Stop engine immediately and
disconnect spark plug wire. Clean
chute assembly and inside of auger
housing with clean-out tool or a
stick.
2. Stop engine immediately and
disconnect spark plug wire.
Remove object from auger with
clean-out tool or a stick.
3. Refer to "Auger Control Test" .
4. Refer to Maintenance section.
5. Replace with new shear pin(s).
8
Trouble-
Shooting
NOTE: This section
addresses minor
service issues. For
further details, contact
customer assistance.