Replace Full-Flow Filter And Drain Filter - Hitachi EX1900-5 Operator's Manual

Replace Full-Flow Filter and Drain Filter

--- every 500 hours
(first time after 50 hours)
1. Park the machine on a level surface.
2. Lower the bucket to the ground as illustrated.
3. Turn the auto-idle switch off.
IMPORTANT: The turbocharger may be damaged if the
engine is not properly shut down.
4. Run the engine at slow idle speed without load for five
minutes.
5. Stop the engine. Remove the key from the key switch.
6. Pull the pilot control shut-off lever to the LOCK posi-
tion.
CAUTION: Keep body and face away from cap (1).
Turn cap (1) slowly and remove the cap only after
releasing the internal pressure completely.
7. Insert the wrench as shown and turn the wrench
clockwise and hold the wrench.
8. Turn cap (1) counterclockwise about 30°, at which
point stop cap (1) to release the air.
9. Turn cap (1) further and remove cap (1).
10. Align the projected part of cap (1) with the projected
part of the case and install cap (1).
MAINTENANCE
7-54
Drain
Filter
Wrench 4 mm
M142-07-093
M117-07-127
1
Full-Flow Filter
M18C-07-023
Cap (1)
Arrow
Projection
Case Assembly
Projection
Side Hole
M110-07-022