Komatsu PC210-10 DEMOLITION BASE SPEC., Operation & Maintenance Manual, Page: 420 / 458

MACHINE READY FOR INSTALLATION OF ATTACHMENT ATTACHMENTS AND OPTIONS
6–22
4. Set the lock lever to LOCK position (L).
5. Loosen slowly oil filler cap (F) on the top of the hydraulic
tank to release the internal pressure in the hydraulic circuit.
6. Place a container under the filter element to catch the oil.
7. Place a container in position to catch the drained oil, then
remove plug (3) and drain the oil accumulated in filter case
(1).
8. After checking that the hydraulic oil temperature has gone
down, turn filter case (1) counterclockwise, remove it, then
take out element (2).
9. Clean the removed parts, then install new element (2).
q
Element (2) must be installed facing in the correct direc-
tion. Set direction Y with the holes in it up, and fit the
hole in element (2) on the protruding portion inside filter
head (6).
10. Install new O-ring (4) to filter case (1), then screw filter case
(1) into filter head (6). When the top of filter case (1) comes
into contact with the filter head, tighten it at least a further 1/
2 turns.
11. Clean plug (3), then fit a new O-ring (5) to plug (3).
12. Install plug (3) to filter case (1).
Tightening torque: 27.4 to 58.8 Nm (2.8 to 6.0 kgm).