CHAPTER 4. INSPECTION AND MAINTENANCE OF MAJOR PARTS
97
(1) Tension adjustment rod (3) Bolts
(2) Gear case mount
d.
Remove the gear case mount by removing the four bolts.
e. Remove the level plug and drain plug. Then drain
all oil by tilting the gear case.
f. Wrap the threads of the drain plug with sealing tape
and screw it in and supply with fresh oil through the
level plug hole using an oil pitcher. [Gear oil SAE80,
capacity: 0.4 liter.)].
g. Wrap the threads of the level plug with sealing tape
and re-install it.
IMPORTANT: All oil spilled on the gear case mount
should be wiped off completely with cloth.
If it is not, the belt may be smeared with
oil and become slippery.
h. Tighten the gear case mounting plates securely with
bolts.
i. Make sure that the belt runs around the pulleys as
shown and it is completely seated in the belt ways
of each pulley. Then give proper tension to the
tension spring with the tension rod.
(1) Belt (2) Pulley
j. Re-install the drive shaft cover and the belt covers.
k. Replace the removed blade.
1-1 INSPECTION AND REPLACEMENT OF GEAR
CASE OIL (SSM54)
・Inspection of oil level
IMPORTANT: Check the oil level after every 50 hours of
operation. Remove the level plug located
on the left side wall of the gear case.
Check to see if a small amount of oil
overflows through the plug hole.
If so, the level is normal. If not, replen-
ish with gear oil SAE80 through the plug
hole using an oil pitcher or the like.
(Gear oil SAE80 / 0.4L ± 0.02 L)
(1) Gear case (2) Level plug (3) Drain plug
IMPORTANT: Before replacing the level plug, be sure to
wrap the threads with sealing tape with-
out fail, or oil may leak through the plug.
・Replacement of oil
IMPORTANT: Replace oil after the initial 50 hours of
operation and then after every 200 hours
of operation.
a. Remove the mower blade which is attached to the
shaft of the gear case referring to the instructions
for the replacement of the mower blades.
b. Detach the drive shaft cover and both belt covers
(LH and RH) by loosening the tightening nuts.
c. Loosen the lock nut for the tension rod and remove
the tension spring.
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