Poulan 157257 - Manual (Page 17)

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R F S P O N S i B I I ! T * F S
ENGINE
LUBRICATI Of
Only use high qu;
classification SF^.
arade accordino t
service
select the oil's SAE viscosity
tied CDeratina temoerature.
4
___ K c a
TBS PE STURE RANGE ; TI r I: A "I r r I BEFOR E NEXT OIL CHA NG E___|
FIG. r;
NOTE: Although multi-viscosity oils (5W30, 10W30 etc.)
improve starting in coid weather, these multi-viscosity oils
will result in increased oil consumption when used above
32' F. Check your engine oil level more frequently to avoid
possible engine damage from running low on oil.
Change the oil after the first two hours of operation and
every 50 nours thereafter or at least once a year if the
tractor is not used for 50 hours in one year.
Check the crankcase oil level before starting the engine
and after each eight (8) hours of operation, tighten oii fill
cap/dipstick securely each time you check the oil level.
TO CHANGE ENGINE OIL (See Figs. 15 and 16)
Determine temperature range expected before oil change.
All oil must meet API service classification SF or SG.
Be sure tractor is on level surface.
Oil will drain more freely when warm.
Oaten oil in a suitable container.
Remove oil fill cap/dipstick. Be careful not to allow dirt
to enter the engine when changing oil.
Remove drain plug.
After oil has drained completely, replace oil drain plug
and tighten securely.
Refill engine with oii through oil fill dipstick tube. Pour
slowly. Do not overfill. For approximate capacity see
“PRODUCT SPECIFICATIONS" on page 3 of this
manual.
Use gauge on oil fill cap/dipsticK for checking ievei. Be
sure dipstick cap is tightened securely for accurate
reading. Keep oil at "FULL" iine on dipstick.
AIR Fl[
Í
-CD
an
(See Fig.
01 ri
-cíe •very; nou
nours or operation or every season, wnichever ocemo lirsi,
- i t - r v i u i - ^ i c i o r i f r I R i i j i e v a n i i v i e l U M V i n i i i <
• Remove knob(s) and cover.
TO SERVICE PRE-CLEANER
Slide foam pre-cleaner off cartridge.
Wash it in liquid detergent and water.
Squeeze it dry in a clean doth.
Saturate it in engine oil. Wrap it m clean, absorbent
cloth and squeeze to remove excess oil.
If very dirty or damaged, replace pre-cleaner.
Reinstall pre-cleaner over cartridge.
Reinstall cover and secure with knob(s).
TO SERVICE CARTRIDGE
Remove cartridge nut.
Carefully remove cartridge to prevent debris from
entering carburetor, (dean base carefully to prevent
debris from entering carburetor.
• Clean cartridge by tapping gently on flat surface. If
very dirty or damaged, replace cartridge.
® Reinstall cartridge, nut, precleaner, cover and secure
with knob(s).
IMPORTANT: PETROLEUM SOLVENTS, SUCH AS
KEROSENE. ARE NOT TO EtE USED TO CLEAN THE
CARTRIDGE. THEY MAY CAUSE DETERIORATION OF
THE CARTRIDGE. DO NOT OIL CARTRIDGE. DO NOT
USE PRESSURiZED AIR TO CLEAN OR DRY
CARTRiDGE.
COVER-
KNOB
COVER'
FOAM
PRE-CLEANER'
CARTRIDGE
NUT
■PAPER
CARTRIDGE
■BASE
FIG. 17
FIG. 16
17