OPERATION & MAINTENANCE MANUAL SWE50E/SWE60E/SWE70E/SWE80E9/SWE100
4.5.8.4 Replace pilot oil filter.
Warning
After engine is stopped, parts and oil
are still in high temperature which
may result in serious injury. Wait for
temperature to cool down before
stating maintenance operation.
There are pressures in hydraulic
system. Release the pressure before
starting maintenance work.
To facilitate access, swing upper turret 90
degree, then stop the machine at level
ground.
Position excavator with arm cylinder
fully retracted and bucket cylinder fully
extended.
Lower bucket to ground, run engine
unloaded at low speed for 5 minutes, then
stop the engine, remove key, set pilot
control lever to LOCK position.
Rotate filter wrench counter-clockwise to
remove shell (4) off mounting seat.
Clean up mounting seat (1) and shell (4).
Replace filter (2) and seal ring (3), apply
a layer of fresh oil when installation.
Secure shell (4) clockwise on headstock
(1).
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