User Manual

LM TMU I&M MANUAL/EN/06.15.2009
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that may not be reproduced, disclosed to third parties, altered or otherwise employed in any manner whatsoever without the express written consent of R&M Materials Handling, Inc.
Copyright © (2009) R&M Materials Handling, Inc. All rights reserved.
3.10 Trouble Shooting – Brake
3.10.1 Compact Brake
The Compact brake is used on the MF06 inverter motor only.
Brake will not release:
y Air gap too large ⇒ adjust air gap
y Presence of foreign matter ⇒ clean brake
y Check Motor Parameter setting ⇒ consult Section 4.2.3
Insufficient braking torque:
y Grease on lining ⇒ replace lining
y Damaged lining ⇒ replace lining
y Air gap too large ⇒ adjust air gap
y Worn friction material ⇒ replace lining
3.10.2 D.C. Disc Brake
The D.C. Disc brake is used on the two-speed motor only.
Brake will not release:
y Presence of foreign matter ⇒ clean brake
y Bad rectifier ⇒ replace rectifier
Insufficient braking torque:
y Grease on lining ⇒ replace lining
y Damaged lining ⇒ replace lining
y Air gap too large ⇒ replace friction material
y Worn friction material ⇒ replace friction material