McCulloch 115377027 Chainsaw User Manual


 
8
4. Lift up tip of guide bar to check for sag.
Release tip of guide bar, then turn ad-
justing screw
1
/
4
turn clockwise. Repeat
until sag does not exist.
Adjusting Screw --
1
/
4
Turn
5. While lifting tip of guide bar, tighten bar
nuts securely with the bar tool.
Bar Nuts
6. Use the screwdriver end of the bar tool
to move chain around guide bar.
7. If chain does not rotate, it is too tight.
Slightly loosen bar nuts and loosen
chain by turning the adjusting screw .
Retighten bar nuts.
8. If chain is too loose, it will sag below the
guide bar. DO NOT operate the saw if
the chain is loose.
NOTE: The chain is tensioned correctly
when the weight of the chain does not cause it
to sag below the guide bar (with the chain saw
sitting in an u pright position), but the chain still
moves freely around the guide bar.
WARNING: If the saw is operated
with a loose chain, the chain could jump off the
guide bar and result in serious injury to the op-
erator and/or damage the chain making it un-
usable. If the chain jumps off the guide bar , in-
spect each d rive link for damage. Damaged
chain must be repaired o r replaced.
OPERATION
KNOW YOUR CHAIN SAW
READ THIS INSTRUCTION MANUAL AND SAFETY RULES BEFORE OPERATING YOUR
CHAIN SA W. Compare the illustrations with your unit to familiarize yourself with the location of
the various controls and adjustments. Save this manual for future reference.
Chain
Adjustment Tool
(Bar Tool)
Primer Bulb
Starter Housing
Bar Oil Fill Cap
Chain
Front Hand Guard
Front Handle
Starter Rope
ON/STOP
Switch
Muffler
Choke/
Fast Idle
Lever
Fuel Mix Fill Cap
Bar
Sprocket
Hole
Guide Bar
Bar Nuts
Cylinder Cover
Throttle
Lockout
Rear
Handle
Throttle
Trigger
Chain
Brake
Chain
Direction
of T ravel
Chain
Catcher
Clutch Cover
Adjusting Screw
ON/ST OP SWITCH
The ON/STOP SWITCH is used to sto p the
engine.
THROTTLE TRIGGER
The THROTTLE TRIGGER controls engine
speed.