ERE
:LEAN A_R SCREEN
(See Fig, 15)
ir screen must be kept free of dirt and chaff to prevent
ngine damage from overhea_ing_ Clean with a wire brush
r compressed air to remove dirt and stubborn dried gum
bets.
_R F_LTER
(See
Pig,
t5}
our engine will not run properly using a dirty air filter.
;_eanthe foam pre._cieaner after every 25 hours of opera-
on or every season.
Service paper ca£ddge every 100
ours of operation or every season_ whichever occurs first.
;ervice air cleaner more often under dusty conditions.
Remove knob and cover.
Remove wing nut and air cleaner from base.
O SERVICE PRE°CLEANER
Slide foam pre-cleaner off cartridge.
Wash it in liquid detergent and water.
Squeeze it dry in a clean c!oth. Allow it to dry.
Saturate it Jn engine oil
Wrap Jt Jnclean, absorbent
cloth and squeeze to remove excess oil.
O SERVICE CARTRIDGE
Replace a dirty, bent, or damaged cartridge.
aOTE: Do not wash the paper cartridge or use pressurized
:ir, as this will damage the cartridge°
Reinstall the preocteaner (cleaned and oiled) over the
paper cartridge.
Reassemble air cleaner, wing nut, cover and tighten
knob securely.
CLEAN
A_R _NTAK&_COOUNG
AREAS
To insure proper cooling
make sure the grass screen,
cooling fins, and other external surfaces of the engine are
kept dean at att times.
Ever'y t 00 hours of operation (more often under extremely
dusty
dirty conditions),
remove the blower housing and
other cooIing shrouds_ Clean lhe cooling fins and external
sudaces as necessary. Make sure the cooling shrouds are
reinstafled.
NOTE: Operating the engine with a btocked grass screen_
dirty or plugged cooling fins and!or cooling shrouds re-
moved wil! cause engine damage due to overheating.
MUFFLER
Inspect a_sd,eptace c,_ roded muffler and spark attester (if
equipped) as it codd create a fire hazard and!or damage.
SPARK
PLUGS
Replace spark plugs at the be9innin 9 of each mowing
season or after every t00 hours of operation
whichever
occurs first. Spark plug type and gap setting are shown in
"PRODUCT SPECIFICATIONS"
on page 3 of this manual..
19