3
|
Components
Service manual
148
RXM20~71R + ARXM25~71R + FTXM20~71R + ATXM25~50R +
FVXM25~50A
Split New Perfera R32
ESIE20-11 – 2021.01
CAUTION
Ensure that the system CANNOT start the fan. Disable all modes (heating, cooling, …)
on the unit. The outdoor unit MUST be kept powered.
14
Manually (slowly) rotate the fan blade propeller 1 turn and measure the
voltage on the DC fan motor connector pins 1-4.
Result:
4 pulses MUST be measured.
Pulses are measured during fan blade
propeller rotation?
Action
Yes
Perform a check of the main PCB, see
No
Replace the DC fan motor, see
Problem solved?
After all checking procedures listed above have been performed:
Is the problem solved?
Action
Yes
No further actions required.
No
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Repair procedures
To remove the propeller fan blade assembly
Prerequisite:
Stop the unit operation via the user interface.
Prerequisite:
Turn OFF the respective circuit breaker.
1
Remove the required plate work, see
151].
2
Remove the nut that fixes the propeller fan blade assembly.
a
b
a
Nut
b
Propeller fan blade assembly
3
Pull and remove the propeller fan blade assembly from the DC fan motor
assembly.
Содержание Perfera ARXM R Series
Страница 1: ...Service manual Split New Perfera R32 RXM20 71R ARXM25 71R FTXM20 71R ATXM25 50R FVXM25 50A...
Страница 254: ......
Страница 255: ......
Страница 256: ...ESIE20 11 2021 01 Copyright 2021 Daikin Verantwortung f r Energie und Umwelt...