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To perform a mechanical check of the DC fan motor assembly
To perform an electrical check of the DC fan motor assembly
ATXP20~35 + FTXP20~71 + ARXP20~35 + RXP20~71
Split Comfora R32
ESIE18-01E – 2023.01
Prerequisite: Remove the required plate work, see
1 If propeller fan blade touches the bell mounth, check if the fan motor is
correctly mounted on its base, see
2 Check the state of the propeller fan blade assembly for damage, deformations
and cracks.
Is the propeller fan blade assembly
damaged?
Yes
No
Prerequisite: First perform a mechanical check of the propeller fan blade
assembly, see
"Checking
1 Visually check:
▪ For any burnt‑out part or wire. If found, replace the fan motor, see
4
procedures" [
104].
▪ That fan motor fixation bolts are correctly installed and fixed. Correct as
needed.
2 Manually rotate the fan motor shaft. Check that it rotates smoothly.
3 Check the friction of the DC fan motor shaft bearing.
Is the DC fan motor shaft friction
normal?
Yes
No
ARXP20~35L + ARXP20~35M + RXP20~35L + RXP20~35M units
1 First perform a mechanical check of the DC fan motor assembly, see
4
procedures" [
100].
INFORMATION
Check the DC fan motor power supply (voltage) circuit on the PCB.
2 Turn ON the power of the unit.
3 Activate Cooling or Heating operation via the user interface.
4 Check the functioning of the outdoor unit fan.
Outdoor unit fan ...
Rotates continuously (without
interruption)
"Repair
procedures" [
Action
Replace the propeller fan blade
assembly, see
procedures" [
Perform a mechanical check of the DC
fan motor assembly, see
procedures" [
4
procedures" [
100].
Action
Perform an electrical check of the DC
fan motor assembly, see
procedures" [
Replace the DC fan motor assembly, see
"Repair
Action
DC fan motor assembly is OK. Return to
the troubleshooting of the specific error
and continue with the next procedure.
3
Components
|
4
"3.9 Plate
work" [
111].
4
104].
"Repair
4
104].
"Checking
4
100].
"Checking
4
100].
4
procedures" [
104].
"Repair
"Checking
Service manual
101
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Table of Contents
Troubleshooting
