MTD E740, E760 manual Trouble Shooting Guide, Trouble Possible Causes Corrective Action

Page 18

SECTION 12: TROUBLE SHOOTING GUIDE

Trouble

Possible Cause(s)

Corrective Action

 

 

 

Engine fails to start

Fuel tank empty, or stale fuel.

Fill tank with clean, fresh mixture of gasoline and oil. Fuel will not

 

 

last over thirty days unless a fuel stabilizer is used.

 

Blocked fuel line.

Clean fuel line.

 

Choke not in ON position

Move switch to ON position

 

Faulty spark plug.

Clean, adjust gap or replace.

 

Key not in switch on engine.

Insert key.

 

Spark plug wire

Connect spark plug wire.

 

disconnected.

 

 

Primer button not depressed.

Refer to the engine manual packed with your unit.

 

Fuel shut-off valve closed

Open fuel shut-off valve.

 

(if so equipped).

 

 

Improper gasoline and oil

Refer to the engine manual packed with your unit.

 

mixture.

 

Engine runs erratic

Unit running on CHOKE.

Move choke lever to OFF position.

 

Blocked fuel line or stale fuel.

Clean fuel line; fill tank with clean fresh gasoline. Fuel will not last

 

 

over thirty days unless a fuel stabilizer is used.

 

Water or dirt in fuel system.

Drain fuel tank. Refill with fresh fuel.

 

Carburetor out of adjustment.

Refer to the engine manual packed with your unit or have

 

 

carburetor adjusted by an authorized service dealer.

Loss of power

Spark plug wire loose.

Connect and tighten spark plug wire.

 

Gas cap vent hole plugged.

Remove ice and snow from cap. Be certain vent hole is clear.

 

Exhaust port plugged.

Clean-see Maintenance section of engine manual.

Engine overheats

Carburetor not adjusted

Refer to the engine manual packed with your unit or have

 

properly.

carburetor adjusted by an authorized service dealer.

 

Incorrect fuel mixture.

Drain fuel tank. Refill with proper fuel mixture.

Excessive vibration

Loose parts or damaged

Stop engine immediately and disconnect spark plug wire. Tighten

 

auger.

all bolts and nuts. Make all necessary repairs. If vibration

 

 

continues, have unit serviced by an authorized service dealer.

Unit fails to propel

Incorrect adjustment of drive

Adjust drive cable. Refer to Belt Tension Adjustment in

itself

cable.

Adjustment section of this manual.

 

Drive belt loose or damaged.

Replace drive belt. Refer to Belt Replacement in Maintenance

 

 

section of this manual.

Unit fails to

Discharge chute clogged.

Stop engine immediately and disconnect spark plug wire. Clean

discharge snow

 

discharge chute and inside of auger housing.

 

Foreign object lodged in

Stop engine immediately and disconnect spark plug wire.

 

auger.

Remove object from auger.

 

Incorrect adjustment of drive

Adjust drive cable. Refer to Belt Tension Adjustment in

 

cable.

Adjustment section of this manual.

 

Drive belt loose or damaged.

Replace drive belt. Refer to Belt Replacement in Maintenance

 

 

section of this manual.

For repairs beyond the minor adjustments above, contact your local authorized service dealer.

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Contents Important Read Safety Rules and Instructions Carefully MTD Products INC. P.O. BOX 368022 CLEVELAND, OhioPreparation Important Safe Operation PracticesTraining OperationMaintenance and Storage Safety labels found on your snow throwerFinding Your Model Number Calling Customer SupportContents of Hardware Pack Assembly Instructions Attaching the Handle AssemblyUnpacking Hardware B Attaching the Chute AssemblyAttaching the Chute Crank Hardware CAttaching the Track Controls Attaching the Shift RODAttaching the Clutch Cables Hardware DFinal Adjustments Left and Right Track Controls ControlsAuger Drive Clutch Track Lock LeverTo Start Engine OperationGAS and OIL FILL-UP Ignition Key Starter Choke Handle Primer ThrottleTo Engage Augers To Stop EngineTo Engage Drive Operating TipsAdjustments Lubrication Maintenance Auger BeltsDrive Belt Disc Changing the Friction Wheel RubberFriction Drive BeltOFF-SEASON Storage Trouble Shooting Guide Trouble Possible Causes Corrective ActionGear Assembly Handle Assembly Handle Assembly Blower Housing 26’’ Track and Frame Track and Frame Description Qty Engine and V-Belts Page MANUFACTURER’S Limited Warranty for

E760, E740 specifications

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