MTD 140 Manuel D’Utilisation

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SECTION 8:  TROUBLESHOOTING GUIDE
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.
Problem
Cause
Remedy
Engine fails to start
1.
Key not in ignition switch or not in ON position.
2.
Fuel tank empty, or stale fuel
3.
Blocked fuel line 
4.
Spark plug wire disconnected
5.
Faulty spark plug
1.
Insert key and turn to ON position
2.
Fill tank with clean fresh gasoline/oil 
mixture as specified in the engine manual.
3.
Clean fuel line
4.
Connect wire to spark plug.
5.
Clean spark plug, readjust gap, or replace.
Engine runs erratic
1.
Unit running on choke
2.
Fuel line blocked, or stale fuel
3.
Water or dirt in fuel system
4.
Carburetor out of adjustment
1.
Move choke lever to off position.
2.
Clean fuel line and fill tank with fresh, clean 
gasoline.
3.
Refer to engine manual on remedy.
4.
Refer to engine manual.
Loss of power
1.
Spark plug wire loose
2.
Vent in fuel cap plugged
3.
Engine exhaust pipe plugged.
1.
Connect and tighten spark plug wire.
2.
Clear vent.
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
2.
Drive belt damaged
1.
Adjust the control cable as instructed on 
page 9 of this manual.
2.
Inspect the drive belt for damage and 
replace if necessary as instructed on page 
10 of this manual.
Unit fails to discharge 
snow
1.
Discharge chute clogged
2.
Foreign object lodged in auger
3.
Drive cable out of adjustment
4.
Drive belt or damaged
1.
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.
MODEL
DESCRIPTION
OEM-390-694
Electric Start Kit 
(fits models with a two-cycle Tecumseh 3 HP or 3.5 HP engine)
OEM-390-996
Electric Start Kit 
(fits models with a two-cycle Tecumseh 4.5 HP – 5 HP engine)
OEM-737-0325
MTD two-cycle snow thrower oil (contains six 2.6 oz. bottles)
753-0451
Shave Plate (includes replacement shave plate and hardware)
753-0613 
Auger Rubber Paddle Kit (includes replacement rubber paddles and hardware)