SECTION 10: TROUBLE SHOOTING GUIDE

Trouble

Possible Cause(s)

Corrective Action

 

 

 

 

 

 

Handle not in position.

Carriage bolts not seated in the handle

Adjust the height of the handle and make sure that

 

insulators.

the carriage bolts are seated properly into the

 

 

handle insulators. Tighten the hand knobs.

 

 

 

Mower not starting.

Cord disconnected from the motor/

Reconnect the cord keeping the cord restraint close

 

blade control.

to the motor/blade control.

 

Motor/blade control switch defective.

Replace motor/blade control switch.

 

Extension cord not connected to the

Connect the extension cord to the plug on the

 

plug on the mower.

mower.

 

Extension cord not connected to a

Connect the extension cord to a 110-120 V 60 cycle

 

source of power.

A.C. receptacle.

 

Circuit breaker on the mower or in the

Reset the circuit breaker following instructions in

 

house receptacle tripped.

the Operating Your Lawn Mower section of this

 

 

manual.

 

 

 

Circuit breaker on the mower

Too much workload on the mower.

Raise the cutting height, reset the circuit breaker on

tripping.

 

the mower, take a smaller width of cut, and walk

 

 

slowly.

 

Fuse blown; outlet overloaded.

Connect to an outlet that is fused for 15 amperes.

 

 

Reset the circuit breaker and start the mower again.

Mower cutting grass

Lawn rough or uneven.

Move the wheels to a higher cutting height position.

unevenly.

Cutting height not set properly.

All wheels must be placed in the same cutting

 

 

 

height for the mower to cut evenly.

 

 

 

Mower not mulching properly.

Wet grass clippings stick to the

Wait till the grass dries before mowing.

 

underside of the deck.

 

 

 

 

Hard to push.

High grass or cutting height too low.

Raise cutting height.

 

Rear of mower housing and blade

Raise cutting height.

 

dragging in heavy grass.

 

 

 

 

Mower vibrating at higher

Bent motor shaft.

Stop the motor, disconnect the power source and

speed.

 

inspect for damage. Repair before restarting. If

 

 

vibration persists, take it to a service dealer.

 

Blade is unbalanced.

Balance the blade by grinding each cutting edge

 

 

equally.

 

 

 

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MTD 769-01445 manual Trouble Shooting Guide, Trouble Possible Causes Corrective Action