Sears 917.253721 - Page 11

6. 0 1 L PI VO T POINTS
Place several drops of S.A.E. 30 Oil at points where part .s
move
aga inst each other, especia lly :
a. Fro nt Axle Pivot (Fig. 20).
b. Hood Hinges.
c.
Foot Pedal Shaft (Fig. 9).
d. Lift Shaft Bushings (Fig. 33).
e. P olyf oam Seal at Variator Pivot Shaft (Fig. 16) (saturate
with oil).
f. Polyfoam Seal (behind Flat Idler) at Clutch Idler Pivot
Arm (saturate with oil) {Fig. 16).
g.
Clutch Link and Varidrive Link, see page 22 , Key No's.
45an d47.
h. Vari dr i ve Handle P ivot Bushing (Fig. 33).
EVERY ~@ HOURS
1. C LEAN ENGINE COOLING FINS
Remove any dust, dirt or oil from Engine Cooling Fins
to preve nt Engine d amage from overheating (F ig. 23).
2.
CHECK TRANSAXLE OIL LEVEL
a. Remove Filler Plug (Fig. 25) from Transaxle. Oil Level
should
be even with F ill er Plug threads. Add S.A.E. 30
Motor Oil if necessary.
b.
Check Pressure Rel ief Valve (F1g. 27 · Inset) located on
R.H. side near top.
It should spring completely closed
when pulled
out by hand and released .
3. L UB RICATE STEERING U- JOINT
a. Lih Hood (Fig. 2).
b. Rotate Steering Wheel so
that U·Joint Greas e 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 Muff lers or
spark arresters could create a fire hazard. Inspect periodi·
cally 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.
NOTE: ENGINE SHROUD AND EXHAUS T TUBE (FIG.
22
· INSET) MUST BE REMOVED TO CLEAN SPARK
ARRESTER SCREEN ASSEMBLY.
EVERY D@@ HOURS
1. REPLACE SPARK PLUGS & RESET GAP
Rep l ace Spark Plugs at the beginning of each season or
every 100 hours, whichever comes first. Gap should be set
at
.030 inch (Fig. 26). C.HA~Plo~ R-.1-l'Z.
2. LUBRICATE BALL JOINTS
a. Move Rubber Boots to expose Ball Joints on T ie Rods
and Steering L
ink (Fig. 20).
b. Coat Ball Joints with Silicone Spray Lubricant.
c. Rep os ition Rubber Boots.
ENGINE
SHROUD
VIEWED
FROM
FRONT
FIGURE 22
FIGURE 23
FIGURE 24
TRANSAXLE
FIL LER PLUG
FIGURE 25
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