Replace Axle Oil Cooler Line Filter (Option); Clean Axle Oil Cooler Fins (Option) - Hitachi ZW 370-6 Operator's Manual

Wheel loader
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Replace Axle Oil Cooler Line Filter (Option)

--- every 500 hours
d
WARNING: Be cautious about the following items.
 Starting repair work immediately after operation
may cause burns. Wait for oil temperature to lower.
 Lower the attachment to the ground.
 Put the transmission shift lever in neutral. Apply
parking brake. Place "DO NOT OPERATE" tag on
steering wheel or steering lever (option).
1. Park the machine following the same procedures as
described on page 7-6 for preparation of inspection/
maintenance work. Stop the engine.
2. Remove the cover, if necessary, and line filters (2) for
axle oil cooler (1) and properly dispose of them.
3. Clean the oil filter head gasket surface.
4. Fill the new filter cartridges with clean axle oil.
5. Apply a light film of gear oil to the gasket surface of
the new filter cartridge.
6. Install and tighten the filter until the gasket contacts
filter head surface. Then tighten it by hand an
additional three-fourths to one turn.
7. Idle the engine to inspect for leaks at the filter.
f
NOTE: Refer to the instructions supplied with the filter.

Clean Axle Oil Cooler Fins (Option)

--- as required
1. Park the machine following the same procedures as
described on page 7-6 for preparation of inspection/
maintenance work. Stop the engine.
IMPORTANT: High pressure air or water may damage
oil cooler fins.
When used for cleaning purposes, the pressure of
compressed air should be at 196 kPa (28 psi) or less.
When using high-pressure water, keep the nozzle
a distance of at least 500 mm (20 in) away from the
core surface, applying the water jet perpendicular to
the core.
Move nozzle from side to side; not up and down.
2. Blow off mud, dirt, or clogging debris from the axle
oil cooler (1) fins with compressed air. Use a pressure
washer to remove harder debris.
3. Reverse the direction to flush all debris from the oil
cooler fins.
MAINTENANCE
2
7-38
95Z7B-7-39-1
1
95Z7B-7-39-2

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