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Replace Air Breather Element
--- every 4000 hours
CAUTION: Hydraulic oil may be hot just after
operation. Hot hydraulic oil may spout, possibly
causing severe burns. Be sure to wait for oil to
cool before starting work.
Replacement Procedures
1. Park the machine on solid and level ground. Fully
extend the bucket cylinder, fully retract the arm cylin-
der, and lower the bucket to the ground as illustrated
to the right. Stop the engine.
2. Before replacing the element, be sure to bleed air
pressure from the hydraulic oil tank by pressing the
air bleed valve on the hydraulic oil tank.
3. Turn cover (2) clockwise about 1/4 turn. Turn cap (1)
counterclockwise to remove it.
4. Turn cover (2) counterclockwise to remove it. Then,
remove element (3).
5. Install new element (3). Tighten to install cover (2)
until cover (2) comes in contact with the element.
Then, further tighten the cover 1/4 turn.
6. Securely tighten cap (1) clockwise by hand. While
holding cap (1) by hand so that cap (1) doesn't rotate,
securely tighten cover (2) by rotating counterclock-
wise 5 to 10 by hand.
7. Take care never to allow water and/or contaminant to
stay between cover (2) and body (4) (air breathing
port).
8. Replace the element periodically to keep hydraulic oil
clean and to extend hydraulic components service
life.
MAINTENANCE
1
2
3
4
7-36
ZAXIS70, 70LC, 80SB, 80SBLC, 80LCK
ZAXIS85US
M104-07-021
M1CD-01-008
M1CG-07-012
M1G6-07-001
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