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11.1 TROUBLESHOOTING GUIDE

Problem

Possible Cause

Remedy

Engine does not start.

Start/stop lever not pressed.
Spark plug is defective.
Cutting blade is worn or 

damaged.
Fuel tank is empty.
Engine may be flooded.

Press start/stop lever.
Replace spark plug.
Replace it by contacting 

Draper or service agent.
Refill with fuel.
Remove plug and dry.

Machine vibrates in use.

Screws are loose.
Blade fasteners are loose.
Blade is unbalanced.

Check screws.
Check blade fasteners.
Replace blade.

Engine runs unsteadily.

Air filter is soiled.
Spark plug is soiled.

Clean the air filter.
Clean the spark plug.

Uneven mowing results.

Blade is blunt. 

Cutting height is too low.

Re-sharpen or replace 

the blade.
Set higher.

Mower does not pick up  

grass cuttings.

Blade is worn.
Grass bag is full or clogged.
Cutting height is right.
The grass is wet.
The discharge channel/ 

housing is blocked.
The underside of the deck  

is clogged.

Replace the blade.
Empty the grass bag.
Correct the cutting height.
Allow the grass to dry.
Clean the discharge  

channel/ housing.
Clean the underside of  

the deck.

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