Mitsubishi Electric FR-D720-070 Instruction Manual page 18

Removal and reinstallation of the cover
FR-D720-238, 318 and FR-D740-120, 160
Removal (Example of FR-D740-160)
1) Loosen the installation screws of the front cover. (The screws cannot be removed.)
2) Remove the front cover by pulling it like the direction of arrow with holding the installation hook on the front cover.
1)
Installation
screw
Reinstallation (Example of FR-D740-160)
1) Insert the two fixed hooks on the lower side of the front cover into the sockets of the inverter.
2) Tighten the installation screws on the front cover.
1)
NOTE
Fully make sure that the front cover has been reinstalled securely.
The same serial number is printed on the capacity plate of the front cover and the rating plate of the inverter. Since
these plates have the same serial numbers, always reinstall the removed cover onto the original inverter.
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Installation hook
2)
2)
Installation screw
Fixed hook
Socket of the inverter