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6. Clean Air Screen
Air screen (Fig. 26) must allow free-flow of air to pre-
vent engine damage from overheating, Clean with a wire
brush or compressed air to remove dirt, stubborn dried
gum and fibers.
7. Clean Front Grill
Brush debris from front grill to allow free-flow of air,
preventing engine damage from overheating.
MAIIVTENANCE
.,_ HEAT SHIELD
MUFFLER i._L
ENGINE
COOLING
FINS
8. Lubricate Steering and Front Wheels
There are four grease fittings on your tractor (Fig. 27).
Using a grease gun, give each grease fitting two shots
of chassis grease (available through your Sears Service
Center). Sears Part No. 2557R.
AIR
SCREEN
AIR GUIDE Figure 26
COVER
9. Check Muffler
Inspect and replace corroded muffler as it could create
a fire hazard and/or engine damage.
EVERY 100 HOURS (Every Two Years)
I DISCONNECT SPARK PLUG WIRES TO PRE4
_1= VENT ACCIDENTAL STARTING BEFORE MAK-_
ING ANY INSPECTION, ADJUSTMENT O1_
REPAIR (EXCEPT CARBURETOR). |
/
1. Replace Spark Plugs
Replace spark plugs at the beginning of each season or
every 1O0 hours, whichever comes first. Gap should be
set at 0.030 inch (Fig. 28).
2. Replace Air Filter Paper Cartridge
Refer to page 77.
I
,,,ยข_-, _ ,,_-L:_I! |_.__.- AXLE
F
_-. _'_:_=m_'ll II F.ONT SPINDLE
/ " " _FIi] k_LEFT_R'GHT_
.s.,r%_."E-%A-T3___ P'_'I y___
IN AREA OF SECTOR ._"_ _ FRONT WHEEL
FIGURE 27
REPAIR AND ADJUSTMENT
1. Starting Your Tractor with a Weak Battery
If your battery is too low to start the engine, it should
be recharged, If "'jumper cables" are used for emergen-
cy starting follow this procedure:
NOTE: YOUR TRACTOR IS EQUIPPED WITH A 12 VOLT
NEGATIVE GROUNDED SYSTEM, THE OTHER VEHICLE
MUST ALSO BE A 12 VOLT NEGATWE GROUNDED
SYSTEM.
LEAD-ACID BATTERIES GENERATE EXPLOSIVE
GASES. KEEP SPARKS, FLAME AND SMOKING
MATERIALS AWAY FROM BATTERIES,
ALWAYS WEAR EYE PROTECTION AROUND
BATTERY.
PLUG
,030" FEELER
GAUGE
FIGURE 28
19
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