Product Manual

Carbon deposits in muer

Poor cylinder pressure

Power is low or poor Dirty air cleaner element

Incorrect carburetor adjustment

Worn or damaged internal parts

Bad spark plug

Runs inconstantly Bad ignition coil

Incorrect carburetor adjustment

Engine doesn't

run properly Air leak at intake

Air leak from fuel pipe

Doesn't accelerate Lean carburetor adjustment

Clogged fuel lter

Engine isn't warm enough, Warm up engine

Lean carburetor adjustment

Air leak at intake

Engine RPM surging Air leak from pipe

Clogged fuel lter

Broken clutch shoes

Check clutch

Clutch shoes worn out

Cutting attachment Shoes sticking on clutch step bolts

doesn't turn Clutch drum broken or worn out

Check gear case Broken pinion/gear

Broken gear shaft

Check drive shaft Broken drive shaft or rounded o at spline