Mitsubishi Electric FR-A820-00046 Instruction Manual page 40

Removal and reinstallation of the operation panel or the front covers
Removal of the front cover (lower side)
(FR-A820-01870(37K) or higher, FR-A840-00930(37K) or higher)
When the mounting screws are removed, the front cover (lower side) can be removed.
With the front cover (lower side) removed, wiring of the main circuit terminals can be performed.
Fig. 2-8:
Removal of the front cover (upper side)
(FR-A820-01870(37K) or higher, FR-A840-00930(37K) or higher)
With the front cover (lower side) removed, loosen the mounting screws on the front cover (upper
side). (These screws cannot be removed.)
Holding the areas around the installation hooks on the sides of the front cover (upper side), pull
out the cover using its upper side as a support.
With the front cover (upper side), removed, wiring of the RS-485 terminals and installation of the
plug-in option can be performed.
Fig. 2-9:
2 - 10
Removal of the front cover (lower side)
Loosen
Removal of the front cover (upper side)
Installation and wiring
I002349E
I002350E