Poulan Pro BP406 - Manual (Page 7)

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WARNING:
Avoid touching muffler
unless engine and muffler are cold. A hot
muffler can cause serious burns.
GENERAL RECOMMENDATIONS
The warranty on this unit does not cover items
that have been subjected to operator abuse
or negligence. To receive full value from the
warranty, the operator must maintain unit as
instructed in this manual. Various adjust-
ments will need to be made periodically to
properly maintain your unit.
CHECK FOR LOOSE
FASTENERS AND PARTS
S Spark Plug Boot
S Air Filter
S Housing Screws
CHECK FOR DAMAGED OR WORN
PARTS
Contact an authorized service dealer for re-
placement of damaged or worn parts.
S
ON/STOP Switch -- Ensure ON/STOP switch
functions properly by moving the switch to the
STOP position. Make sure engine stops; then
restart engine and continue.
S Fuel Tank -- Do not use unit if fuel tank shows
signs of damage or leaks.
INSPECT AND CLEAN UNIT AND
DECALS
S After each use, inspect complete unit for
loose or damaged parts. Clean the unit and
decals using a damp cloth with a mild deter-
gent.
S Wipe off unit with a clean dry cloth.
CLEAN AIR FILTER
Air Filter Cover
Air Filter
Cleaning the air filter:
A dirty air filter decreases engine perform-
ance and increases fuel consumption and
harmful emissions. Always clean or replace
air filter after every 20 hours of operation or
yearly, whichever comes first.
NOTE: To avoid damage, do not wash the
paper air filter with water. Do not use pressur-
ized air to clean or dry the air filter. Always re-
place a damaged air filter.
1. Clean the cover and the area around it to
keep debris from falling into the carbure-
tor chamber when the cover is removed.
2. Remove parts as illustrated.
3. Clean the air filter by gently tapping to re-
move dust and debris.
4. Replace parts.
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
WARNING:
The muffler on this prod-
uct contains chemicals known to the State of
California to cause cancer.
WARNING:
Avoid touching muffler
unless engine and muffler are cold. A hot
muffler can cause serious burns.
As the unit is used, carbon deposits build up
on the muffler and spark arresting screen,
and must be removed to avoid creating a fire
hazard or affecting engine performance.
Replace the spark arresting screen every 50
hours of operation or if any damage or breaks in
the screen are noted.
NOTE: Do not attempt to clean the spark ar-
resting screen.
1. Loosen and remove two screws from the
heat shield. Remove the heat shield.
2. Loosen and remove both muffler screws
and the muffler from the unit.
Heat shield
Screws
Screws
Muffler
3. Remove the spark arresting screen.
Spark
Arresting
Screen
Muffler with catalyst
4. Install new spark arresting screen.
5. Reinstall muffler and both muffler screws.
Tighten screws securely.
6. Reinstall heat shield and two screws.
Tighten screws securely.
NOTE: If any part of the muffler is cracked,
broken or damaged, we recommend that the
muffler be replaced.