Low Static Pressure Duct Type - Gree GMV-ND100L/A-T Service Manual

MULTI VRF-Ⅱ INDOOR UNIT SERVICE MANUAL EUROPEAN/LATIN AMETICA (R410A)
6. Remove the
centrifugal fan.
8. Install a new
motor.

4.3 Low Static Pressure Duct Type

Note: The following steps are specific for GMV-ND22PLS/A-T units. For other units, the assembly
and disassembly procedure is similar except the numbers of centrifugal fans and motors.
Step
1. Remove the
line connecting to
the motor.
2. Remove the
filter.
3. Remove the air
return cover plate.
4. Remove the
rear volute
casing.
5. Remove the
front volute
casing.
6. Loosen the
centrifugal fan
and motor.
7. Remove the
motor.
Motor and fan
Precondition: The power supply has been disconnected.
Diagram
128
●Use a hexagon to
unscrew the fan and
remove the centrifugal
fan from the motor axle.
●Assemble units based
on the reverse order of
this procedure and power
on the units for test.
Operation Procedure
●Use a screwdriver to unscrew the
electric box cover.
●Remove from the master board the
line connecting to the motor and
remove the tie.
●Remove the filter from the air return
frame.
●Use a screwdriver to unscrew the
air return cover plate.
●Loosen the fasteners that connect
the rear volute casing with the front
volute casing and remove the rear
volute casing.
●Use a screwdriver to unscrew the
front volute casing and then remove
the volute casing.
●Use a hexagon to unscrew the
centrifugal fan and loosen the
fasteners of the motor.
●Remove the motor from the support
and remove the centrifugal fan from
the motor axle. Then, remove the
motor.
●For motors that are accompanied
with supports, the supports need
removing as well.