MAINTENANCE
7-32
M157-07-159
Swing Bearing
--- every 500 hours
d
CAUTION: Lubricating both the swing bearing and
gear, and rotating the upperstructure must be done by
one person. Before you lubricate the swing bearing,
clear the area of all persons.
Each time you leave the cab
Lower the bucket to the ground.
Stop the engine.
Pull the pilot control shut-off lever to the LOCK
position.
Use handrails.
1. Park the machine on a level surface.
2. Lower the bucket to the ground.
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. Turn the key switch OFF. Remove the key from the key
switch.
6. Pull the pilot control shut-off lever to the LOCK position.
7. With the upperstructure stationary, apply grease via the
2 grease fittings.
8. Start the engine. Raise the bucket several inches off the
ground and rotate the upperstructure 45 ° (1/8 turn).
9. Lower the bucket to the ground.
10. Repeat the procedure 3 times, beginning with step 3.
11. Apply grease to the swing bearing until grease can be
seen escaping from the swing bearing seals.
Model Capacity
ZX135US-6 0.25 L
ZX225USLC-6 0.30 L
ZX345USLC-6 0.40 L
12. Take care not to supply excessive grease.
MDCR-07-015
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