ABB EMAX 2 E4.2 Instruction Handbook Manual page 6

6
INSTRUCTION HANDBOOK
6.1 PHASE 1 – CIRCUIT BREAKER FRONT COVER AND OPERATING
MECHANISM COVER
Actions to be performed
Tools
1
Flat screwdriver
By means of the flat screwdriver turn of 90°
the 2 screws fixing the trip unit transparent
protection to the circuit breaker.
Cross screwdriver
Torx key
No. 8
3
Manually remove the racking in and out lever
located in the bottom part of the circuit
breaker.
5
Manually remove the front cover.
2
Manually remove the trip unit transparent
cover.
4
By means of the cross screwdriver unscrew the
4 screws fixing the front cover to the circuit
breaker main structure.
6
By means of the torx key unscrew the 2 screws
fixing the 2 plugs to the front cover.