McCulloch 250 - Engine Lacks Power; Engine Starves or Idles Too Fast; Chain Oiler Fails to Deliver Oil

TROUBLE
lacks power.
starves on
acceleration or
idles too fast.
Chain oiler fails to
deliver oil to bar
and chain.
PROBABLE CAUSE
or
scored.
Idle fuel ustment needle set too lean
Idle
Loose
muffler
too far
Worn or
into
Oiler tank
Dirt in oil
Oiler not
screw set too
air
from cold.
seals or valve
REMEDY
See Fuel Mixture Chart, page 6.
main fuel ustment
Clean arrester and exhaust
page 21.
Remove and clean filter elemenl,
Take your chain saw to authorized
McCulloch Dealer for overha.ul.
idle fuel need
page 15.
page 15.
Take your chain saw to your authorized
McCulloch Dealer for overhaul.
Fill tank with correct of clean oi I.
Use see p<lf!;€ 6.
Have your authorized McCulloch Dealer
clean the oiler system.
Have your authorized McCulloch Dealer
overhaul the oiler system.