Kubota SQ-1120, Operator'S Manual, Page: 42 / 63

27 PERIODIC SERVICE
B
Changing Engine Oil
To avoid personal injury:
A
Be sure to stop the engine before
draining engine oil.
A
When draining engine oil, place a
suitable container underneath the
engine and dispose of it according to
local regulations.
A
DO NOT drain oil from a hot engine.
Allow engine to cool down
sufficiently to avoid being burned.
1. Change oil after the initial 50 hours of operation and
every 250 hours thereafter.
2. Remove the drain plug to drain the engine oil. Drain all
the old oil, drains easier and completely when the
engine is warm. Inspect drain plug gasket. Replace if
damaged.
3. Install the oil drain plug and gasket.
4. Add new engine oil up to the upper line of the oil level
gauge.
B
Replacing the Oil Filter Cartridge
To avoid personal injury:
A
Be sure to stop the engine before
changing the oil filter cartridge.
A
Allow engine to cool down
sufficiently. Oil can be hot and cause
burns.
1. Replace the oil filter cartridge every 500 hours of
operation.
2. Remove the old oil filter cartridge with a filter wrench.
Dispose of filter properly.
3. Apply a film of oil to the gasket of the new cartridge.
4. Screw in the cartridge by hand. When the gasket
contacts the seal surface, tighten the cartridge firmly
only by hand. If you tighten the cartridge with a
wrench, it will be tightened too much.
(1) Engine oil drain plug
(1) Oil filter cartridge
(2) Remove with a filter wrench
(Tighten with your hand)
(1) Oil filter cartridge
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