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4.5.7 Every 500 hours service
Carry out EVERY 50 HOURS SERVICE and
EVERY 100 HOURS SERVICE 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 safety
lock 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 degree.
Repeat 3 times from step 3 until lubricating
grease overflows from swing bearing seal.
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