Poulan 952802019 Chainsaw User Manual


 
16
Air Filter
Air Filter
Cover
Cylinder
Cover
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
As the unit is used, carbon deposits buildup
on the muffler and spark arresting screen,
and must be removed to avoid creating afire
hazard or affecting engine performance.
Replacethe spark arresting screen ifbreaks
occur.
Nut
Muffler
Spark
Arresting
Scree n
Exhaust
Outlet
Cover
CLEANING THE SPARK ARREST-
ING SCREEN
Cleaning is required every 25 hours of op-
eration or annually, whichever comes first.
1. Loosen and remove the nut from the ex-
haust outlet cover.
2. Remove the exhaust oulet cover .
3. Removespark arrestingscreen. Handle
screen carefully to prevent damag e.
4. Clean the spark arresting screen gently
with a wire brush. Replace screen if
breaks a re found.
5. Replace any broken or cracked muffler
parts.
6. Reinstall spark arresting screen, exhaust
outlet cover , and nut. Tighten nutsecurely.
REPLACE SPARK PLUG
The spark plug should be replaced each
year to ensure the engine starts easier and
runs better. Ignition tim ing is fixed and non-
adjustable.
NOTE: This spark ignition system complies
with the Canadian standard ICES--002.
1. Loosen 3 screws on cylinder cover.
2. Remove the cylinder cover.
3. Pull off the spark plug boot.
4. Remove spark plug from cylinder and
discard.
5. Replace with Champion R CJ--7Y spark
plug and tighten securely with a
3
/
4
inch
(19 mm) socket wrench. Spark plug gap
should be 0.025 inch ( 0,6 mm).
6. Reinstall the spark plug boot.
7. Reinstall the cylinder cover and 3
screws. Tighten securely.
Spark
Plug
Cylinder
Cover
Spark
Plug Boot
REPLACE FUEL FILTER
To replace fuel filter, d rain your unit by run-
ning it dry of fuel. Remove fuel cap and its
connected retainer from tank. Pull filter from
tank and remov e from line. Replace and re-
assemble.
CHAIN ADJUSTMENT
See CHAIN TENSION in ASSEMBLYsection.
CHAIN SHARPENING
WARNING: Improper chain sharp-
ening techniques and/or depth gauge mainte-
nance will increase the chance of kickback
which can result in serious injury .
WARNING: W ear p rotective gloves
when handling chain. The chain is sharp and
can cut you even when i t is not moving.
Conditions which indicate the need for chain
sharpening:
S Reduction in size of wood chips. The size
ofthewood chip willdecrease as thechain
gets duller until it becomes more like a
powder than a chip. Note that dead or
rotted wood will not produce a good chip.
S Saw cuts to one side or at an angle.
S Saw has to be forced through the cut.
Too ls required:
S 5/32 inch (4 mm) diameter round file and
file holder
S Flat file
S Depth gauge tool
TO SHARPEN CHAIN:
1. Move ON/STOP switch to the STOP
position.
2. Check chain for proper tension. Adjust
chain tension if necessary. See CHAIN
TENSION section.
3. Sharpen cu tters.
S To sharpen the cutters, position the
file holder level (90˚) so that i t rests
on the top edges of the cutter and
depth gauge.
NOTE: The chain has both left and
right hand cutters.