MTD 611 manual Trouble Shooting Guide

Page 19

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 gasoline. 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).

 

Engine runs

Unit running on CHOKE.

Move choke lever to OFF position.

erratic**

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 Adjustment section of this manual.

itself

cable.

 

 

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 Adjustment section of this manual.

 

cable.

 

 

Drive belt loose or damaged.

Replace drive belt. Refer to Belt Replacement in Maintenance

 

 

section of this manual.

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

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Contents MTD Products INC. P.O. BOX 368022 CLEVELAND, Ohio Important Read Safety Rules and Instructions CarefullyOperation Important Safe Operation PracticesTraining PreparationMaintenance and Storage Calling Customer Support Finding Your Model NumberContents of Hardware Pack Loose Parts in Carton See Figure Assembly InstructionsTools Required for Assembly UnpackingAttaching the Clutch Grips Attaching the Handles Hardware aAttaching Speed Selector Plate and Shift Lever Hardware D Attaching the Handle PanelAttaching the Clutch Cables Attaching the Chute Crank Hardware G Attaching the Chute Assembly Hardware FAuger Drive Clutch Final Assembly and AdjustmentsTraction Drive Clutch and Shift Lever Adjustment Adjusting the Skid ShoesControls GAS and OIL FILL-UP OperationBefore Starting Electric StarterOperating Tips To Stop EngineTo Engage Drive To Engage AugersAdjustments Lubrication MaintenanceBelt Removal and Replacement Auger Belts Changing the Friction Wheel Rubber Drive BeltOFF-SEASON Storage Trouble Shooting Guide Model Part Description QTY Model Wheel Assembly Part Description QTY 736-0331 Page Page MANUFACTURER’S Limited Warranty for