Kubota WSM STa-30, Workshop Manual

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G-13
ST
α
-30 · ST
α
-35, WSM G GENERAL
Changing Transmission Fluid
CAUTION
• Be sure to stop the engine checking and changing the
transmission fluid.
• Allow engine to cool down sufficiently, oil can be hot and
can burn.
1. Place an oil pan under the tractor.
2. Remove the drain plug (1) at the bottom of the transmission case.
3. Drain the transmission fluid.
4. After draining, screw in the drain plug.
5. Fill new oil from filling port after removing the filling plug (2) up to
the upper notch on the dipstick.
6. After running the engine for a few minutes, stop it and check the
oil level again, if low, add oil prescribed level.
IMPORTANT
■
• Use only multi-grade transmission oil. Use of other oils may
damage the transmission or hydraulic system.
Refer to “LUBRICANTS, FUEL AND COOLANT”. (See page
G-8.)
• Never work the tractor immediately after changing the
transmission oil. Keeping the engine at medium speed for a
few minutes to prevents damage to the transmission.
• Do not mix different blands oil together.
W1015055
Replacing Hydraulic Oil Filter Cartridge and Transmission Oil
Filter (HST) Cartridge
CAUTION
• Be sure to stop the engine before changing the oil filters.
• Allow engine to cool down sufficiently, oil can be hot and
can burn.
1. Drain the transmission fluid.
2. Remove the both oil filter cartridges by using a filter wrench.
3. Apply a slight coat of oil onto the new cartridge gasket.
4. To install the new cartridge, screw it in by hand. Over tightening
may cause deformation of rubber gasket.
5. After the new cartridge has been replaced, the transmission fluid
level will normally decrease slightly. Make sure that the
transmission fluid does not leak through the seal. Check the fluid
level.
IMPORTANT
■
• To prevent serious damage to the hydraulic system. Use
only a genuine KUBOTA filter or its equivalents.
W1015586
Transmission fluid capacity
18.5 L
4.89 U.S.gals.
4.07 Imp.gals.
(1) Drain Plug
(2) Filling Plug
(3) Dipstick A : Oil level is acceptable within this
range.
(1) Drain Plug
(2) Hydraulic Oil Filter (3) Hydraulic Oil Filter (for HST)
KiSC issued 11, 2006 A