Every 50 Hours; Every 100 Hours; Checking Transaxle Oil Level; Replacing Spark Plugs And Reset Gap - Craftsman 917.253724 Owner's Manual

6, OIL PIVOT POINTS
Place several drops of SAA.E. 30 Oil at points where parts
move against each other, especially:
a,, Front Axle Pivot (Fig. 20).
b, Hood Hinges.
c_ Foot Pedal Shaft (Fig_9),
d, Lift Shaft (Fig, 33).
e. Polyfoam Seat at Varlator Arm Assembly Pivot Shaft
(saturate with oil), see page !8, Key No's. 46, 51 and 53.
f. Clutch Link and Varidrlve Control Link, see page 18,
Key No's, 47 and 49,
g Varidrive Handle Pivot Bushing (Fig 33)
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1o CLEAN ENGINE COOLING FINS
Remove any dust. dirt or oil from Engine Cooling Fins
to prevent Engine damage from overheating (Fig 23)
2. CHECK TRANSAXLE OIL LEVEL
a Remove Filler Plug (Fig, 25) from Transaxle, Oil Level
should be even with Filler P}ug threads Add S A,E 30
Motor Oil if necessary.
b Check Pressure Relief Vatve (Fig, 27 - Inset) located on
R,H side near top It should spring completely closed
when pulted out by hand and released
3. LUBRICATE STEERING U-JOINT
a Lift Hood (Fig 2).
b Rotate Steering Wheel so that U-Joint Grease Fitting
is exposed (Fig
24),
c Using a Grease Gun, give Fitting two shots of Extreme
Pressure Lubricating Grease Amdex No. 1 or equivalent
(available at your Sears Service Center)
4. MUFFLER
Do not operate the tractor without a Muffler (Fig. 22) or
tamper with the exhaust system Damaged Mufflers or
spark arresters could create a fire hazard, Inspect periodl-
cal{y 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.
HEATSHIELD
HEAT SHIELD
,AIR
SCREEN VIEWED
FROM
FRONT FIGURE 22
TUBE
AND DEBRIS FIGURE 23
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1, REPLACE SPARK PLUGS & RESET GAP
Replace Spark Plugs at the beginning of each season or
every 100 hours, whichever comes first Gap should be set
at .030 inch (Fig. 26)
2o LUBRICATE BALL JOINTS
a Move Rubber Boots to expose Ball Joints on Tie Rods
and Steering Link (Fig 20)
b. Coat Bait Joints with Silicone Spray Lubricant.
c, Reposition Rubber Boots,
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