Poulan Pro PP4620AVL Instruction Manual page 7

4. Slide the bar behind clutch drum until bar
stops against clutch drum sprocket.
Mount the bar
5. Prepare the chain by checking the proper
direction. Without following the illustration it
is easy to place the chain on the saw in the
wrong direction. Usethe illustration ofthe
chain to determine the proper direction.
_ ip of
Bar
DIIREOTION OF ROTATION
Cutters Depth Gauge
6. Place the chain over and behind the
clutch, fitting the drive links in the clutch
drum sprocket.
Place chain onto the sprocket
7. Fit bottom of drive links between the
teeth in the sprocket in the nose of the
guide bar.
8. Fit chain drive links in to bar groove.
9. Pull the bar forward until the chain is
snug in the groove of the bar. Ensure all
drive links are in the bar groove.
10. Hoid guide bar against the saw frame
and install the chain brake.
11. Replace the chain brake nuts and tighten
finger tight. Once the chain is ten-
sioned, you will need to tighten chain bra-
ke 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 tooi (bar tool) to move the chain around
the bar. If the chain does net rotate, it is too
tight. Ifteo loose, the chain will sag below the
bar.
Chain Brake Nuts Tool (Bar Tool)
Adjusting the tension:
Chain tension is very important. Chain
stretches dudng 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.
An adjusting screw (located on the guide
bar) is used to adjust the tension of the chain
(see illustration).
• Loosen the chain brake nuts.
• Turn adjusting screw clockwise until chain
solidly contacts bottom of guide bar rail.
ide bar
• Using the screwdriver end of the bar tool,
roll chain around guide bar to ensure all
links are in bar groove.
• Lift up tip of guide bar to check for sag. Re-
lease tip of guide bar, then turn adjusting
screw until sag does not exist.
• Tighten chain brake nuts securelywiththe
bar tool.
_ Cht_n Brake _bL _. "
• Use the screwdriver end of the bar tool to
move chain around guide bar.
• If chain does not rotate, it is too tight.
Stightly loosen chain brake nuts and loos-
en chain by turning the adjusting screw.
Retighten chain brake nuts.
• If chain is too loose, it will sag below the
guide bar. DO NOT operate the saw if the
chain is loose.
_L, WARNING:
If the saw is operated
with a toose chain, the chain could jump off
the guide bar and result in serious injury.