Siemens UL 1066 Operating Instructions Manual page 303

6 Attach cable chanel cover
Removing the main shaft retainer
1
1 Place circuit breaker in an upright position, press and hold the contacts together, through steps 2 and 3
2 Unscrew the main shaft retainer
3 Remove the main shaft retainer
4 Remove the actuator
5 Attach the cover
Installing the racking shaft
When inserting the racking shaft slide on the driving collar for the spring dump mechanism. Position both flanges of the driving collar in the
groove of the circuit breaker housing.
to ETU
current
current
current
sensor L1
sensor L2 sensor L3
2
5
4
PH 2
3
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