Daikin RXYSA8AMY1B handleiding
Handleiding
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22 Troubleshooting
Installation and operation manual
49
RXYSA8~12AMY1B
VRV 5-S system air conditioner
4P752781-1C – 2024.10
Main code Sub code Cause Solution SVEO
(a)
SVS
(b)
R32 sensor malfunction in one of the indoor
units
(c)
Check connection on PCB or actuator.
The system will continue operating, but the
indoor unit in scope will stop operating. Refer to
the service manual for more information.
R32 sensor end of lifetime in one of the indoor
units
(c)
One of the sensors is at the end of lifetime and
must be replaced.
Refer to the service manual for more information.
R32 sensor end of lifetime<6months in one of
the indoor units
(c)
One of the sensors is almost at the end of
lifetime and must be replaced.
Refer to the service manual for more information.
Waiting for indoor unit R32 sensor replacement
input
(c)
Refer to the service manual for more information.
Waiting for SV unit replacement input Refer to the service manual for more information.
R32 sensor malfunction in one of the SV units Check connection on PCB or actuator.
The system will continue operation, but SV unit in
scope will stop operating. Refer to the service
manual for more information.
R32 sensor end of lifetime less than 6months in
one of the SV units
One of the sensors is at the end of lifetime (for
CH-22: almost) and must be replaced.
Refer to the service manual for more information.
R32 sensor end of lifetime in one of the SV units
SV unit damper malfunction Check damper motor of the SV unit(s). Possibly
the damper cannot rotate or rotation is not
detected.
Refer to the service manual for more information.
Earth leakage detector activated Restart the unit. If the problem reoccurs, contact
your dealer.
Earth leakage detector malfunction (open circuit)
- A1P (X101A)
Check connection on PCB or actuator.
High pressure switch was activated (S1PH) –
main PCB (X2A)
Check stop valve situation or abnormalities in
(field) piping or airflow over air cooled coil.
▪ Refrigerant overcharge
▪ Stop valve closed
▪ Check refrigerant amount+recharge unit.
▪ Open stop valves
Stop valve closed (liquid) Open liquid stop valve.
▪ Refrigerant overcharge
▪ Stop valve closed
▪ Check refrigerant amount+recharge unit.
▪ Open stop valves.
Low pressure malfunction:
▪ Stop valve closed
▪ Refrigerant shortage
▪ Indoor unit malfunction
▪ Open stop valves.
▪ Check refrigerant amount+recharge unit.
▪ Check the user interface's display or
interconnection wiring between the outdoor
unit and the indoor unit.
Electronic expansion valve malfunction (heat
exchanger) (Y1E) – main PCB (X21A)
Check connection on PCB or actuator.
Electronic expansion valve malfunction (inverter
cooling) (Y3E) – main PCB (X23A)
Check connection on PCB or actuator.
Electronic expansion valve malfunction (liquid
injection) (Y4E) – main PCB (X25A)
Check connection on PCB or actuator.
Electronic expansion valve malfunction (subcool
heat exchanger) (Y2E) – main PCB (X26A)
Check connection on PCB or actuator.
Discharge temperature too high (R21T) – main
PCB (X33A):
▪ Stop valve closed
▪ Refrigerant shortage
▪ Open stop valves.
▪ Check refrigerant amount+recharge unit.
Compressor casing temperature too high (R8T) –
main PCB (X33A):
▪ Stop valve closed
▪ Refrigerant shortage
▪ Open stop valves.
▪ Check refrigerant amount+recharge unit.
Ambient temperature sensor malfunction (R1T) –
main PCB (X18A)
Check connection on PCB or actuator.
Bekijk gratis de handleiding van Daikin RXYSA8AMY1B, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | RXYSA8AMY1B |
| Categorie | Niet gecategoriseerd |
| Taal | Nederlands |
| Grootte | 9612 MB |
