Service And Adjustments - Poulan Pro 1420, 1630 Instruction Manual

File Rail Edges
and Sides
Square
Worn Groove Correct Groove
Replace the guide bar when the groove
is worn, the guide bar is bent or cracked,
or when excess heating or burring of the
rails occurs. If replacement is neces-
sary, use only the guide bar specified for
your saw in the repair parts list or on the
decal located on the chain saw.
LUBRICATION
Bar Oil
Fill Cap

SERVICE AND ADJUSTMENTS

CHAIN SHARPENING
Chain sharpening requires special
tools. You can purchase sharpening
tools at an authorized service dealer or
go to a professional chain sharpener.
WARNING:
Avoid accidental start-
ing. Always unplug saw from power
source before installing a bar and/or
chain.
CHAIN REPLACEMENT
WARNING:
Wear
gloves when handling chain. The chain
is sharp and can cut you even when it is
not moving.
It is normal for a new chain to stretch dur-
ing the first 15 minutes of operation. You
should recheck your chain tension fre-
quently and adjust the chain tension as
required. See
CHECK CHAIN TENSION
section.
Replace the old chain when it becomes
worn or damaged. Use only the Low
Kickback replacement chain specified
in the list of available replacement parts.
The chain must comply with kickback re-
quirements of ANSI B175.1 when tested
with this saw.
See an authorized service dealer to re-
place and sharpen individual cutters on
your chain.
S Check bar and chain oil before use
and every 15 minutes while operating
the saw. See
under the
OIL
INSPECT AND CLEAN UNIT AND
LABELS
S After each use, inspect complete unit
for loose or damaged parts. Clean the
unit and labels using a damp cloth with
a mild detergent.
S Wipe off the unit and labels with a
clean dry cloth.
TO REPLACE CHAIN:
1. Disconnect the chain saw from the
power source.
2. Turn the unit upside down on a flat
surface. Straighten out chain, then
lay it on a flat surface.
Adjusting
Screw
protective
3 Remove bar mounting nuts, bar
.
clamp plate, and old chain.
4. Turn the adjusting screw counter-
clockwise to move the adjusting pin
almost as far as it will go to the rear.
Do not remove the adjusting screw
from the unit.
5. Hold chain with cutters facing as
shown.
CUTTERS MUST FACE IN
DIRECTION OF ROTATION
13
GUIDE BAR AND CHAIN
section.
OPERATION
Bar Nuts
Tip of
Bar