SiUS281811EA
Troubleshooting by Error Codes
Part 6 Service Diagnosis
245
Note(s)
Reference
4.25 Remote Sensor Abnormality
Error Code
C9
Applicable
Models
FTQ-TA
Method of Error
Detection
The error is detected by remote sensor temperature.
Error Decision
Conditions
When the remote sensor becomes disconnected or shorted while the unit is running.
Supposed
Causes
Defective indoor unit thermistor (R1T) for room temperature
Defective indoor unit PCB
Troubleshooting
∗
1. Connector and indoor unit PCB
CHECK 11
Refer to page 301.
Is the
optional remote sensor
is installed?
Field setting
10(20)-2 is set to
03.
Connector
is connected to the
indoor unit PCB
(
1).
Resistance
is normal when
measured after
disconnecting the sensor
from the indoor unit
PCB.
Caution
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Set to
03
.
Replace the indoor unit PCB.
NO
NO
YES
YES
Replace the indoor unit PCB.
Connect the sensor and turn ON
again.
NO
NO
Replace the sensor (R1T).
YES
YES
CHECK 11
Model
Connector for remote sensor
PCB
FTQ-TA
X4A
A1P
Содержание SkyAir RZR-TA Series
Страница 1: ...Service Manual Cooling Only 60 Hz Heat Pump 60 Hz RZR TA RZQ TA Series SiUS281811EA...
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...