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Troubleshooting by Error Codes
SiUS281811EA
232
Part 6 Service Diagnosis
4.14 Power Supply Voltage Abnormality
Error Code
A8
Applicable
Models
FBQ-P
Method of Error
Detection
Error is detected by checking the input voltage of the fan motor.
Error Decision
Conditions
When the input voltage of fan motor is 150 V or less, or 386 V or more.
Supposed
Causes
Defective power supply voltage
Defective connection on signal line
Defective wiring
Instantaneous power failure, others
Troubleshooting
YES
There are
problems on the
condition of power supply
described
above.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Correct any fault.
NO
NO
YES
Check and correct each wiring.
It is possible to have external
factor, such as brownout and
instantaneous power failure.
Check the condition of the power supply.
(1) Check if power supply voltage is 208-230 V ± 10%.
(2) Check if there is power open phase or defective wiring.
(3) Check if power supply voltage side unbalance is within 6 V.
A8
Reoccurrence of
error.
Содержание SkyAir RZR-TA Series
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Страница 202: ...SiUS281811EA 196 Part 6 Service Diagnosis 5 15 Fan Motor Connector Check for FTQ TA 311...
Страница 321: ...SiUS281811EA 315 Part 7 Appendix 1 Wiring Diagrams 316 1 1 Outdoor Unit 316 1 2 Indoor Unit 320 Part 7 Appendix...
Страница 322: ...Wiring Diagrams SiUS281811EA 316 Part 7 Appendix 1 Wiring Diagrams 1 1 Outdoor Unit RZR18 24TAVJU RZQ18 24TAVJU 3D115455...
Страница 323: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 317 RZR18 24TAVJUA RZQ18 24TAVJUA 3D124495...
Страница 324: ...Wiring Diagrams SiUS281811EA 318 Part 7 Appendix RZR30 36 42 48TAVJU RZQ30 36 42 48TAVJU 3D115456...
Страница 325: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 319 RZR30 36 42 48TAVJUA RZQ30 36 42 48TAVJUA 3D124500...
Страница 326: ...Wiring Diagrams SiUS281811EA 320 Part 7 Appendix 1 2 Indoor Unit FCQ18 24 30 36 42 48TAVJU 3D115647A...
Страница 327: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 321 FHQ18 24 30PVJU FHQ36 42MVJU 3D048116C...
Страница 328: ...Wiring Diagrams SiUS281811EA 322 Part 7 Appendix FAQ18 24TAVJU 3D114844B...
Страница 329: ...SiUS281811EA Wiring Diagrams Part 7 Appendix 323 FBQ18 24 30 36 42 48PVJU 3D065984J...