MULTI VRF-Ⅱ INDOOR UNIT SERVICE MANUAL EUROPEAN/LATIN AMETICA (R410A)
147
4.10 Slim Duct Type
Note: The following steps are specific for GMV-ND22PL/B-T units. For other units, the assembly and
disassembly procedure is similar except the numbers of louvers and motors.
Precondition: The power supply has been disconnected.
1. Remove the
cover plate of the
electric box.
●Disconnect the power
supply of the IDUs, use a
screwdriver to unscrew the
cover plate of the electric
box, and then remove the
line connecting to the motor.
2. Remove the
rear volute casing.
●Loosen the fasteners that
connect the rear volute
casing with the front volute
casing and remove the rear
volute casing.
3. Remove the
front volute
casing.
●Use a screwdriver to
unscrew the front volute
casing and then remove the
volute casing.
4. Remove the
louver and motor.
●Use a screwdriver to
unscrew the louver and
loosen the fasteners of the
motor.
●Remove the motor from
the support and remove
the louver from the motor.
Then, remove the motor.
●Install a new motor.
6. Install units in a
reverse order of this
procedure.
●Assemble units based
on the reverse order of
this procedure and power
on the units for test.
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