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SECTION 8: TROUBLESHOOTING
GUIDE
Problem
Cause
Remedy
Engine fails to start
1.
Key not in ignition switch or not in ON position.
1.
Insert key and turn to ON position
2.
Fuel tank empty, or stale fuel
2.
Fill tank with clean fresh gasoline/oil
mixture as specified in the engine manual.
3.
Blocked fuel line
3.
Clean fuel line
4.
Spark plug wire disconnected
4.
Connect wire to spark plug.
5.
Faulty spark plug
5.
Clean spark plug, readjust gap, or replace.
Engine runs erratic
1.
Unit running on choke
1.
Move choke lever to off position.
2.
Fuel line blocked, or stale fuel
2.
Clean fuel line and fill tank with fresh, clean
gasoline.
3.
Water or dirt in fuel system
3.
Refer to engine manual on remedy.
4.
Carburetor out of adjustment
4.
Refer to engine manual.
Loss of power
1.
Spark plug wire loose
1.
Connect and tighten spark plug wire.
2.
Vent in fuel cap plugged
2.
Clear vent.
3.
Engine exhaust pipe plugged.
3.
Remove obstruction from exhaust pipe.
Excessive vibration
1.
Loose parts or damaged auger
1.
Stop engine immediately and disconnect
spark plug wire. Check for possible
damage. Tighten all bolts and nuts. Repair
as needed. If the problem persists, take unit
to an authorized MTD service dealer.
Unit fails to self-propel
1.
Drive cable out of adjustment
1.
Adjust the control cable as instructed on
page 9 of this manual.
2.
Drive belt damaged
2.
Inspect the drive belt for damage and
replace if necessary as instructed on page
10 of this manual.
Unit fails to discharge
1.
Discharge chute clogged
1.
snow
2.
Foreign object lodged in auger
3.
Drive cable out of adjustment
4.
Drive belt or damaged
Stop engine immediately and disconnect
spark plug wire. Clean discharge chute and
the auger housing.
2.
Stop engine immediately and disconnect
spark plug wire. Remove object.
3.
Adjust the control cable as instructed
on page 9 of this manual.
4.
Inspect the drive belt for damage and
replace if necessary as instructed on page
10 of this manual.
SECTION 9: ACCESSORIES & KITS
The following accessories and kits are available for single-stage, two-stroke
snow throwers. See the retailer
from which you purchased your snow thrower, an authorized MTD Service Dealer or phone (800) 800-7310 for
information regarding price and availability.
MODEL
OEM-390-694
OEM-390-996
OEM-737-0325
753-0451
753-0613
DESCRIPTION
Electric Start Kit
(fits models with a two-cycle Tecumseh 3 HP or 3.5 HP engine)
Electric Start Kit
(fits models with a two-cycle Tecumseh 4.5 HP - 5 HP engine)
MTD two-cycle snow thrower oil (contains six 2.6 oz. bottles)
Shave Plate (includes replacement shave plate and hardware)
Auger Rubber Paddle Kit (includes replacement rubber paddles and hardware)
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