Fanuc Power Mate i-D/H Maintenance Manual

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(2) Fan motor for cooling external heat sink
<1> Remove the two sheet metal mounting screws (for the 60-mm-wide model only), and detach the fan motor from the unit
together with the sheet metal.
<2> Remove the fan motor mounting screws (two for one fan motor and four for two fan motors).
<3> Remove the connector mounting screws (two and four for the 300-mm-wide model).
When replacing the fan motor, be careful about the direction of the fan motor (air blow direction), the direction of the
connector, etc.
A
ir blow
direction
60 mm wide/90 mm wide
Sheet metal mounting screws
Connector mounting screw
Fan motor
mounting screw
A
ir blow
direction
150 mm wide
Connector mounting screw
Fan motor
mounting screw
A
ir blow
direction
300 mm wide
Connector mounting screw
Fan motor
mounting screw
[βi series]
Replace the fan motor, according to the procedure shown in the figure below.
When replacing the fan motor, be careful about the direction of the fan motor (air blow direction), the direction of the
connector, etc.
White Black Red
Fan connector
Fan connector
Fan motor mounting notch
Top view of the amplifier
(4) Lift the fan unit
toward you.
(1) Pull up the fan
connector to
remove it.
(2) Push down
the fan unit
to get it off
the hooks.
(3) Set the fan unit
loose.
A
ir blow direction
Fan unit
β
iSV4, 20 (internal fan)
A
ir blow direction
Fan unit
Fan unit
(2) Pull the fan unit
upward.
(1) Push the hooks to set
the fan unit loose.
β
iSV40, 80 (internal fan)
A
ir blow
direction
(2) Pull out the fan
unit.
(1) Remove four M4
screws.
β
iSV40, 80 (external fan)
Be careful about the
connector key direction.

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