Mitsubishi Electric FDF71VNXVD Technical Manual page 210

Step 11
11. Reassemble the fan blade.
Take care to align the D-cut of motor shaft and the fan blade.
mark on the center of the fan shows the position of D-cut.
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<Note>
1. Tightening torque of the nut is 4.0-4.9 N·m.
2. Do not rotate the axis of fan motor when tightening the nut.
It may cause malfunction of the fan motor.
Step 12
12. Reassemble the panels.
1) Front panel
Use screw B for all places.
2) Service panel
Use screw B for all places.
<Note>
● This heater should have bending radius of at least 25mm including non-heating part. Do not bundle the excess part of the wire. It may cause
disconnection of the heater or insufficient capacity.
● Be sure to prevent the heater from touching any refrigerant piping.
Especially, pay close attention not to make it touch with pipes which are close to the wiring route such as suction pipe, check valve and check joint.
3) Top panel
B
B
-
A
A
A
<Note>
1) When reassembling the service panel, take care
not to damage the front panel with the edge.
2) There are two different length of screws.
Be sure to use correct screw.
Long screw A: used for Top panel other than
fixing fan bracket.
Short screw B: other place than A.
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B
B
A
A
A
A
A
A
A
B