Mitsubishi Electric FR-A820-00046 (0.4K) Instruction Manual page 37

 Reinstallation of the front covers (FR-A820-01870(37K) or higher, FR-
A840-00930(37K) or higher)
(a)
(a) Insert the upper hooks of the front cover (upper side) into the sockets of the inverter.
Securely install the front cover (upper side) to the inverter by fixing the hooks on the sides of the cover into place.
(b) Tighten the mounting screw(s) at the lower part of the front cover (upper side).
(c) Fasten the front cover (lower side) with the mounting screws.
NOTE
• Fully make sure that the front cover has been reinstalled securely. Always tighten the installation screws of the front cover.
36
2. INSTALLATION AND WIRING
2.2 Removal and reinstallation of the operation panel or the front covers
(b)
Fasten Fasten Fasten
(c)
Fasten Fasten Fasten