Poulan HDF550M User Manual - Page 12

Cleaning

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MAINTENANCE COOLING SYSTEM (See Fig. 14) Your engine is air cooled. For proper engine performance and long life keep your engine clean. • Clean air screen frequently using a stiff-bristled- brush. • Remove blower housing and clean as necessary. • Keep cylinder fins free of dirt and chaff. MUFFLER CYLINDER FINS BLOWER HOUSING -AIR SCREEN FIG. 14 MUFFLER Do not operate tiller without muffler. Do not tamper with exhaust system.Damaged mufflers orspark arresters could create a fire hazard. Inspect periodically and replace if necessary. If your engine is equipped with a spark arrester screen assembly, remove every 50 hours for cleaning and inspection. Replace if damaged. SPARK PLUG Replace spark plugs at the beginning of each tilling season or after every 50 hours of use, whichever comes first. Spark plug type and gap setting are shown in "PRODUCT SPECIFICATIONS" on page 3 of this manual. TRANSMISSION Your transmission is sealed and will not require lubrication unless serviced. CLEANING Do not clean your tiller when the engine and transmission are hot. We do not recommend using pressurized water (garden hose, etc.) to clean your unit unless the gasket area around the transmission and the engine muffler, air filter and carburetor are covered to keep water out. Water in engine will shorten the useful life of your tiller. • Clean engine, wheels, finish, etc. of all foreign mat- ter. • Keep finished surfaces and wheels free of all gasoline, oil, etc. • Protect painted surfaces with automotive type wax. 12

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MAINTENANCE
COOLING
SYSTEM
(See
Fig.
14)
Your
engine
is
air
cooled.
For
proper
engine
performance
and
long
life
keep
your
engine
clean.
•
Clean
air
screen
frequently
using
a
stiff
-bristled
-
brush.
•
Remove
blower
housing
and
clean
as
necessary.
•
Keep
cylinder
fins
free
of
dirt
and
chaff.
CYLINDER
FINS
MUFFLER
BLOWER
HOUSING
-AIR
SCREEN
FIG.
14
MUFFLER
Do
not
operate
tiller
without
muffler.
Do
not
tamper
with
exhaust
system.
Damaged
mufflers
orspark
arresters
could
create
a
fire
hazard.
Inspect
periodically
and
replace
if
necessary.
If
your
engine
is
equipped
with
a
spark
arrester
screen
assembly,
remove
every
50
hours
for
cleaning
and
inspection.
Replace
if
damaged.
SPARK
PLUG
Replace
spark
plugs
at
the
beginning
of
each
tilling
sea-
son
or
after
every
50
hours
of
use,
whichever
comes
first.
Spark
plug
type
and
gap
setting
are
shown
in
"PRODUCT
SPECIFICATIONS"
on
page
3
of
this
manual.
TRANSMISSION
Your
transmission
is
sealed
and
will
not
require
lubrication
unless
serviced.
CLEANING
Do
not
clean
your
tiller
when
the
engine
and
transmission
are
hot.
We
do
not
recommend
using
pressurized
water
(garden
hose,
etc.)
to
clean
your
unit
unless
the
gasket
area
around
the
transmission
and
the
engine
muffler,
air
filter
and
carburetor
are
covered
to
keep
water
out.
Water
in
engine
will
shorten
the
useful
life
of
your
tiller.
•
Clean
engine,
wheels,
finish,
etc.
of
all
foreign
mat-
ter.
•
Keep
finished
surfaces
and
wheels
free
of
all
gasoline,
oil,
etc.
•
Protect
painted
surfaces
with
automotive
type
wax.
12