SECTION 8: TROUBLESHOOTING
Problem
Cause
Remedy
Engine fails to start
1.
Fuel tank empty, or stale fuel.
1.
Fill tank with clean, fresh gasoline. Fuel
becomes stale after thirty days.
Clean the fuel line.
Move switch to the ON position
Clean, adjust gap or replace.
Insert the key fully into the switch.
Connect spark plug wire.
2.
3.
4.
5.
6.
7.
Blocked fuel line.
Choke not in the ON position
Faulty spark plug.
Safety key not in ignition switch on engine.
Spark plug wire disconnected.
Primer button not being used properly.
2.
3.
4.
5.
6.
7.
Refer to the engine manual.
Engine runs erratic
1.
2.
Unit running on CHOKE.
Blocked fuel line or stale fuel.
1.
2.
Move the choke lever to OFF position.
Clean the fuel line; fill the tank with clean,
fresh gasoline.
3.
Water or dirt in the fuel system.
3.
Drain the fuel tank and carburetor. Refill with
fresh fuel.
Loss of power
1.
2.
Spark plug wire loose.
Gas cap vent hole plugged.
1.
2.
Connect and tighten spark plug wire.
Remove ice and snow from gas cap. Be
certain vent hole is clear.
Excessive vibration
1.
Loose parts or damaged auger.
1.
Stop the engine immediately and disconnect
the spark plug wire. Tighten all bolts and nuts.
If vibration continues, have the unit serviced
by an authorized service dealer.
Unit fails
to propel itself
1.
2.
Drive control cable in need of adjustment.
Drive belt loose or damaged.
1.
2.
Adjust drive control cable. Refer to Making
Adjustment Section.
Replace drive belt. Refer to the Service
Section.
Unit fails
to discharge snow
1.
Chute assembly clogged.
1.
Stop engine and disconnect spark plug wire.
Clean chute and inside of auger housing with
clean-out tool or a stick.
2.
3.
Shear pin(s) sheared.
Foreign object lodged in auger.
2.
3.
Replace shear pin(s).
Stop engine immediately and disconnect
spark plug wire. Remove object from auger.
Adjust auger control cable. Refer to the
Making Adjustments Section.
4.
5.
Auger control cable in need of adjustment.
Auger belt loose or damaged.
4.
5.
Refer to Service Section.
16
| Categories | MTD Snow Blower Manuals, Snow Blower Manuals, Yard Man Snow Blower Manuals |
|---|---|
| Tags | MTD 31AH7S3G701, MTD Snow Blower Manual |
| Download File |
|
| Document Type | Owner's Manual |
| Language | English |
| Product Brand | MTD, Snow Blower, Yard-Man, 31AH7S3G701, Snow Blower |
| Document File Type | |
| Publisher | mtdproducts.com |
| Wikipedia's Page | MTD Products |
| Copyright | Attribution Non-commercial |
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