Craftsman 536.797400 - Manual (Page 16)

TROUBLE SHOOTING
TROUBLE CAUSE CORRECTION
Difficult Starting Stale fuel Drain fuel tank. Fill with fresh
fuel
or Defective spark plug Clean and re-gap spark plug
Engine runs
erractically
Clogged fuel line Replace fuel filter
Blocked fuel line or empty fuel tankClean fuel line; check gas tank
Carburetor out of adjustment Have carburetor adjusted
Fouled spark plug Clean and adjust gap, replace
Clogged air cjdaner'_ Replace air filter
Cutting blade fails
to turn
Jammed due to foreign object Clear obstruction
Loose blade Tighten blade retaining nut
Defective belt Replace V-belt
Defective quill bearings Replace the bearings
Blade fails to cut
properly
Damaged or worn blade Replace blade
Excessive vibra­
tion
Loose parts Stop engine immediately; tighten
all boHs. If vibration continues,
take the unit into the nearest
Craftsman Senrice Center
Engine will not
shut off when en­
gine control lever
is released
Handle hardware is hot cutting into
tube
Tighten bolts until the head of the
boll cuts into the tubing