4.
5.
Lift up tip of guide bar to check for sag.
7.
8.
If chain does not rotate, it is too tight.
Slightly loosen bar nuts and loosen
chain by turning the adjusting screw.
Retighten bar nuts.
Release tip of guide bar, then turn ad-
justingscrew 1/ turnclockwise. Repeat
until sag does not4 exist.
Adjusting Screw -- 1/4 Turn
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 upright position), but the chain still
moves freely around the guide bar.
While lifting tip of guide bar, tighten bar
nuts securely with the bar tool.
WARNING:
If the saw is operated
Bar Nuts
with a loose chain, the chain could jump offthe
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 drive link for damage. Damaged
chain must be repaired or replaced.
6.
Use the screwdriver end of the bar tool
to move chain around guide bar.
OPERATION
KNOW YOUR CHAIN SAW
READ THIS INSTRUCTION MANUAL AND SAFETY RULES BEFORE OPERATING YOUR
CHAIN SAW. Compare the illustrations with your unit to familiarize yourself with the location of
the various controls and adjustments. Save this manual for future reference.
Front Handle
Chain
Adjustment Tool
(Bar Tool)
Front Hand Guard
Starter Rope
ON/STOP
Switch
Choke/
Fast Idle
Lever
Chain
Muffler
Bar
Sprocket
Hole
Bar Oil Fill Cap
Starter Housing
Fuel Mix Fill Cap Primer Bulb
Cylinder Cover
Chain
Brake
Throttle
Chain
Direction
of Travel
Lockout
Rear
Handle
Adjusting Screw
Guide Bar
Chain
Catcher
Throttle
Trigger
Clutch Cover
Bar Nuts
ON/STOP SWITCH
The ON/STOP SWITCH is used to stop the
engine.
THROTTLE TRIGGER
The THROTTLE TRIGGER controls engine
speed.
8
| Categories | Chainsaw Manuals, McCulloch Chainsaw Manuals |
|---|---|
| Tags | McCulloch 966625301, McCulloch MC4218AV |
| Model Year | 2005, 2006, 2007, 2008, 2009, 2010 |
| Download File |
|
| Language | English |
| Product Brand | McCulloch. Support Phone for US: Wheeled (Mowers, Tractors, Tillers, Snow Throwers) - 1-800-849-1297
McCulloch Handheld (Chainsaws, Trimmers, Blowers, Edgers) - 1-800-554-6723 All McCulloch Products - 1-800-521-8559, Chainsaw |
| Document File Type | |
| Publisher | mcculloch.com |
| Wikipedia's Page | McCulloch Motors |
| Copyright | Attribution Non-commercial |
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