SMC Networks HRZD020-WS-WS Operation Manual page 34

HRX-OM-M005
Chapter 3 Transporting and Installation
4.
Undo the screws (2 pcs.) to remove the breaker cover.
Be sure to use a crosshead screwdriver.
3.3 Procedure for Installation
3-10
Front door
Front
Figure 3-7 Removal of Breaker Cover
[Tips]
Make sure the breaker is at the 'OFF' position.
Otherwise, the opening of the front door is not possible.
Breaker
Breaker cover
Screw
HRZD Series