Operation & Maintenance Manual
──
LG968 /969Wheel Loader
76
z
Put the dipstick back, and close side door at right side of engine cover. Mobile oil select please
see “
CHAPTER IV 2.2 Oil Selection
”, the followings are the same.
②
Mobile Oil Replacing
z
Park the machine on plane ground, put transmission lever at
neutral
(“
N
”) position, push the
parking brake switch, put blocks at front and back of tire. Start the engine and run at idle status
until the oil temperature reaches 20
℃～
40
℃
, then stop the engine.
z
Rotate the oil drain plug, let the oil flow out and hold it in a container, change the oil filter.
z
After the oil is released completely, rotate the oil drain plug back.
Open the right side door of
engine cover; add prescribed mobile oil
(about 27.5L) from oil inlet of engine. Run
the engine at idle status, check whether the oil
filter and oil releasing plug are leaky.
z
15 minutes after the engine is stopped, let the
mobile oil flow back to oil pan, and check the
mobile oil level of engine again.
③
Mobile Oil Filter Replacing
Disassembly
z
Clean the area near the mobile oil filter seat, use filter elements spanner to disassemble the filter.
Assembly
z
Add diesel full into filter coarse, spread machinery oil onto rubber
sealing ring.
z
Rotate tightly 3/4~1 cycle after the rubber
sealing ring reaches basement.
z
Start the engine and check to ensure the gasket is sealed, if not so, disassemble filter elements and
check the sealing surface.
△
!
NOTICE
z
After changing the filter elements,run the engine at least 1 minute
at idle status to ensure the engine is lubricated sufficiently before
working.
z
Over tight mechanical rotation could hurt screw thread or filter
element sealing.
