5-34
MAINTENANCE
AFTER THE INITIAL 250
HOURS (ONLY FOR NEW
MACHINES)
REPLACING THE HYDRAULIC OIL
RETURN FILTER
Warning
•Stoptheengineandallowthemachine
to cool down before performing
maintenance.
· The engine and the hydraulic system
and many other parts of the machine
are hot immediately after the engine is
stopped. Touching these parts will
cause burns.
· The hydraulic oil is also hot and under
high pressure.
Be careful not to touch the hydraulic
oil when loosening the cap or plug.
Working on the machine under these
conditions could result in burns or
injuries due to the hot oil spurting out.
•Oilmayspurtoutifcapsorltersare
removed or pipes are disconnected
before releasing the pressure in the
hydraulic system.
· Press the air breather button to relieve
the internal pressure from the tank.
· When removing plugs or screws, or
when disconnecting hoses, stand to
the side and loosen them slowly to
gradually release the internal pressure
before removing.
AFTER THE INITIAL 250 HOURS (ONLY FOR NEW MACHINES)
1. Open the side cover.
2. Press the air breather button (2) to relieve
the internal pressure from the tank.
3.Loosentheboltsandremovetheange
(4).
4. Remove the return filter (5).
5. Install a new return filter.
6. Install the flange (4) on its original position.
7. Inspect the level with the sight gauge (1),
and replenish if the level is too low.
Refer to “Inspect the hydraulic oil tank
level and replenishing” on page 5-20.
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