Lubrication, Maintenance, I warning t – MTD 243-689A User Manual
Page 10
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CLUTCH ROD ADJUSTMENT (Self Propelled Models
Only)
To adjust the clutch rod, refer to step number 8
under assembly instructions.
LUBRICATION
Wheels - Rear wheels are provided with oil lite
bearings. Place a few drops of SAE 30 oil on each
bearing once a season.
Gear Box (Self Propelled Models Only) - The gear box
lubricated with 2 ounces of High Temp. (450° F.)
grease. Order part number 727-0120. Periodically
check lubricant level by removing the two self-tapping
screws on the gear box cover and lifting off the
cover. Do not change grease; simply add if necessary.
MAINTENANCE
i
W A R N I N G t
Disconnect spark plug wire and ground
it against the engine before performing
any repairs or maintenance.
BELT REPLACEMENT (Self Propelled Models Only)
1.
Remove the nozzle or impeller guard from front
of air duct housing.
Remove hex bolt and lock washer from center of
impeller. See figure 17. A 9/16" socket wrench
with extension is needed.
2
.
3,
Remove hand knob and belleville washer from
top of housing.
4.
Remove two self-tapping screws which hold the
belt guard. See figure 18. A 3/8" wrench is
required. Lift off belt guard.
FIGURE 17
FIGURE 18
5.
Slide belt off the impeller pulley. Slide housing
and impeller off engine crankshaft. Be careful
to not lose square key. See figure 19.
ENGINE.
CRANKS
P.T.O.
PULLEY
FIGURE 19
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