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SECTION8: TROUBLESHOOTINGGUIDE
Problem Cause
Engine fails to start 1. Key not in ignition switch or not in ON position. 1.
2. Fuel tank empty, or stale fuel 2.
3. Blocked fuel line 3.
4. Spark plug wire disconnected 4.
5. Faulty spark plug 5.
Engine runs erratic 1. Unit running on choke 1.
2. Fuel line blocked, or stale fuel 2.
3.
4.
Loss of power 1.
2.
3.
Excessive vibration 1.
Unit fails to self-propel 1.
Unit fails to discharge 1.
snow
2.
3.
4.
Water or dirt in fuel system 3.
Carburetor outof adjustment 4.
Spark plug wire loose 1.
Vent in fuel cap plugged 2.
Engine exhaust pipe plugged. 3.
Loose parts or damaged auger 1.
Drive belt damaged 1.
Discharge chute clogged 1.
Foreign object lodged in auger
Drive cable out of adjustment
Drive belt or damaged
2,
3.
4.
Remedy
Insert key and turn to ON position
Fill tank with clean fresh gasoline/oil
mixture as specified in the engine manual.
Clean fuel line
Connect wire to spark plug.
Clean spark plug, readjust gap, or replace.
Move choke lever to off position.
Clean fuel line and fill tank with fresh, clean
gasoline/oiL
Refer to engine manual on remedy.
Refer to engine manual.
Connect and tighten spark plug wire.
Clear vent.
Remove obstruction from exhaust pipe.
Stop engine immediately and disconnect
spark plug wire. Check for possible
damage. Tighten all bolts and nuts. Repair
as needed. Ifthe problem persists, take unit
to an authorized MTD service dealer.
Inspect the drive belt for damage and
replace if necessary as instructed on page
8 of this manual.
Stop engine immediately and disconnect
spark plug wire. Clean discharge chute and
the auger housing.
Stop engine immediately and disconnect
spark plug wire. Remove object.
Adjust the control cable as instructed on
page 8 of this manual.
Inspect the drive belt for damage and
replace if necessary as instructed on page
8 of this manual.
10
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