TROUBLESHOOTING
TRAVEL MOTOR
2
5
TRAVEL MOTOR 5M0AQ00
Parking brake
Symptoms Major causes Remedies
Braking force is insuffi-
cient or not evenly applied
• Disc surface is faulty. • Repair or replace
• Spring is damaged. • Replace the spring.
• Bolt for manual releasing is being fitted. • Remove the bolt for manual release, and fit
the plug.
Abnormal heat generation
due to brake drag
• Release of braking is faulty.
• Oil leak due to O-ring breakage. • Replace the O-ring.
• Orifice is clogged. • Clean the orifice.
• Pilot pressure for the releasing is not
working.
• Check whether the specified pressure is
generated in the pilot port, and then check
and repair each device.
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