OPERATION & MAINTENANCE MANUAL SWE155F
4.5.7 Every 500 Hours Maintenance
When the machine works for every 500 hours, take the
maintenance as specified in this chapter and carry out
maintenance of every 50 hours, every 100 hours and 250
hours at the same time.
4.5.7.1 Greasing Ball Track of Swing Bearing
Stop the machine at level ground, lower the bucket at
level ground.
Shut auto-idle speed switch, run the engine unloaded
at low speed for 5 minutes.
【Important】
Stopping the engine improperly may damage
turbocharger.
Set start key to OFF position, stop the engine, remove
the key from starting lock, set pilot safety lever to
LOCK position.
Pump in grease through 3 grease fittings to swing
bearing ball track.
Start engine, lift bucket, and swing upper-structure at
45°.
Repeat 3 times from step 3 until lubricating grease
overflows from swing bearing seal.
4.5.7.2 Lubricating Swing Mechanism
Stop the machine at level ground, lower the bucket to
ground.
Stop auto-idle switch, run the engine unloaded at low
speed for 5 minutes.
【Important】
Stopping the engine improperly may damage
turbocharger.
Set start key to OFF position, stop the engine, remove
the key from starting lock, set pilot safety lever to
LOCK position.
Loosen 2 bolts of grease fill port cover located on
front part of platform. Then remove grease fill port
cover (1).
Check that grease height in the position where pinion
passes by should be at least 14mm (0.6in), and free of
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