Renishaw TSA - Page 8

(d) Arm does not move in either direction.
Possible Causes Rectification
a) Control PCB failure Replace PCB section 3.4
b) Motor failure Return TSA to Renishaw if
renewal/replacement is required
c) Total main bearing seizure Return TSA to Renishaw if
renewal/replacement is required
d) Wiring fault Check all wiring as per TSA
Installation & User’s Guide (H-2000-
5088-05) section 5.
(e) Excessive hub end float and rotation
Possible Causes Rectification
a) Loose main bearing Return TSA to Renishaw if
renewal/replacement is required
b) Anchor plate screws loose Re-tighten screws, section 3.3
c) Loose kinematic structure Return TSA to Renishaw if
renewal/replacement is required
d) Excessive wear in motor assembly Return TSA to Renishaw if
renewal/replacement is required
For additional fault diagnosis, consult section 5.0 - Trouble Shooting
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