MTD L-Style manual Trouble Shooting Guide, Trouble Possible Causes Corrective Action

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SECTION 8: 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 control not in ON position

Move choke control to ON position

 

Faulty spark plug.

Clean, adjust gap or replace.

 

Ignition key not present.

Insert key into ignition switch.

 

Spark plug wire disconnected.

Connect spark plug wire.

 

Engine not primed.

Refer to the Tecumseh engine manual or Starting the Engine on page

 

 

10 of this manual for instructions on the engine primer.

Engine runs erratic

Unit running on CHOKE.

Move choke control 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 Tecumseh engine manual.

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 following the engine manual.

Engine overheats

Carburetor not adjusted

Refer to the Tecumseh engine manual packed with your unit or

 

properly.

have carburetor adjusted by an authorized service dealer.

Excessive vibration

Loose parts or damaged auger.

Stop engine immediately and disconnect spark plug wire. Tighten

 

 

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

 

 

continues, have unit serviced by an authorized service dealer.

Unit fails to propel itself

Incorrect adjustment of drive

Adjust drive control cable.

 

control cable.

 

 

Drive belt loose or damaged.

Replace drive belt.

Unit fails to

Chute assembly clogged.

Stop engine immediately. Clean chute assembly and inside of

discharge snow

 

auger housing with chute clean-out tool or stick.

 

Foreign object lodged in auger.

Stop engine immediately. Remove object from auger with clean-out

 

 

tool or stick.

 

Incorrect adjustment of auger

Adjust auger control cable.

 

control cable.

 

 

Drive belt loose or damaged.

Replace drive belt.

 

Shear pin(s) sheared.

Replace shear pin(s).

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

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Contents Operator’s Manual Two-Stage Snow ThrowerTable of Contents Preparation Important Safe Operation PracticesTraining Maintenance & Storage OperationYour Responsibility Do not modify engineAssembling Your Snow Thrower Securing the HandleTire Pressure Know Your Snow Thrower Clean-Out Tool Heated Handles Switch If EquippedAuger Control Drive ControlOperating Your Snow Thrower Before Starting Gas & Oil Fill-UpStarting The Engine Recoil StarterStopping The Engine To Engage DriveTo Engage Augers Auger Control TestChute Clean-Out Tool Operating TipsDrift Cutters on models so equipped Drift Cutter KitTire Pressure Shift Rod AdjustmentChute Assembly Chute Bracket Adjustment Shave Plate and Skid Shoes EngineLubrication Auger Belt Replacement Drive Belt Replacement Friction Wheel Removal Augers OFF-SEASON StorageTrouble Shooting Guide Trouble Possible Causes Corrective ActionPage Parts List Styles H & K 12 24 35b 35a 731-2643 Clean Out Tool 12 15 634-04144 13 x 634-04151 MANUFACTURER’S Limited Warranty for