Chain Tension - Poulan Pro 530086528 Instruction Manual

Depth Gauge
Cutters
Drive Links
Place chain onto the sprocket
S Place chain over and behind clutch, fitting
the drive links in the clutch drum sprocket.
S Fit bottom of drive links between the teeth
in the sprocket in the nose of the guide bar.
S Fit chain drive links into bar groove.
S Pull guide bar forward until chain is snug in
guide bar groove. Ensure all drive links
are in the bar groove.
NOTE: CHAIN BRAKE MUST BE
DISENGAGED BEFORE INSTALLA-
TION ON THE SAW. TO DISENGAGE
CHAIN BRAKE, PULL THE FRONT
HAND GUARD BACK TOWARD THE
REAR OF THE CHAIN BRAKE AS
FAR AS POSSIBLE (SEE ILLUSTRA-
TION).
DISENGAGED
Front Hand Guard
ENGAGED
Chain Brake
S Now, install chain brake making sure the
adjusting pin is positioned in the lower hole
in the guide bar. Remember this pin
moves the bar forward and backward as
the screw is turned.
S Install chain brake nuts and finger tighten
only. Once the chain is tensioned, you will
need to tighten chain brake nuts.

CHAIN TENSION

(Including units with chain already installed)
NOTE:
When adjusting chain tension,
make sure the chain brake nuts are finger
tight only. Attempting to tension the chain
when the chain brake nuts are tight can
cause damage.
Checking the tension:
Use the screwdriver end of the chain adjust-
ment tool (bar tool) to move the chain around
the bar. If the chain does not rotate, it is too
tight. If too loose, the chain will sag below the
bar.
Chain Adjustment
Chain Brake Nuts
Tool (Bar Tool)
Adjusting the tension:
Chain tension is very important.
stretches during use. This is especially true
during the first few times you use your saw.
Always check chain tension each time you
use and refuel your saw.
You can adjust the chain tension by loosen-
ing the chain brake nuts and turning the ad-
justing screw 1/4 of a turn while lifting up on
the bar.
S If chain is too tight, turn adjusting screw 1/4
turn counterclockwise.
S If chain is too loose, turn adjusting screw
1/4 turn clockwise.
Adjusting
Screw
Chain Brake Nuts
Adjusting Screw -- 1/4 Turn
S Lift up the tip of the bar and tighten the
chain brake nuts with the bar tool. Torque
to 10--15 ft/lbs.
S Recheck chain tension.
Chain Brake
Nuts
WARNING:
If the saw is operated
with a loose chain, the chain could jump off
the guide bar and result in serious injury.
7
Chain
Guide Bar