Service Manual
Table Of Contents
- Cover
- Table of contents
- Part 1 List of Functions
- Part 2 Specifications
- Part 3 Printed Circuit Board Connector Wiring Diagram
- Part 4 Refrigerant Circuit
- Part 5 Functions and Control
- Part 6 Test Operation and Field Settings
- Part 7 Remote Controller
- Part 8 Troubleshooting
- 1. Troubleshooting with LED
- 2. Service Diagnosis
- 3. Error Codes and Description
- 4. Troubleshooting for CTXG, CTXS, FTXS, CDXS, FDXS, FVXS Series
- 5. Troubleshooting for FFQ Series
- 6. Troubleshooting for Branch Provider (BP) Unit
- 7. Troubleshooting for Outdoor Unit
- 8. Thermistor Resistance/Temperature Characteristics
- 9. Pressure Sensor
- 10. Method of Replacing Inverter’s Power Transistors Modules
- Part 9 Appendix
SiUS181631EA Wiring Diagrams
Appendix 281
CTXS07JVJU, CTXS09/12HVJU
Note: PCB1: Control PCB
PCB2: Signal receiver PCB
PCB3: Buzzer PCB
PCB4: Display PCB
PCB5: INTELLIGENT EYE sensor PCB
Refer to Part 3 for Printed Circuit Board Connector Wiring Diagram.
PCB4
PCB3
PCB5
LED1
H1P
R1T
t˚
S37
S38
LED2
H2P
LED3
H3P
PCB2
S27
S36
S1W
S26
S35
S21
S29
S28
PCB1
R2T
S32
t˚
~
RECTIFIER
1
RED
M1S
M
S6
ORG
YLW
~
PNK
5
BLU
1
BRN
RED
M2S
S8
M
ORG
YLW
7
1
3.15A
S1
PNK
6
Fu
BLU
WHT
BRN
RED
BLU
ORG
H2
H3
H1
INDOOR
M1F
FG
M
GRN
WHT
RED
/
BLK
YLW
X1M
3
2
1
FIELD WIRING.
3
2
1
OUTDOOR
INTELLIGENT EYE
SENSOR
TRANSMISSION
CIRCUIT
WIRELESS
REMOTE
CONTROLLER
SIGNAL
RECEIVER
CAUTION
NOTE THAT OPERATION WILL
RESTART AUTOMATICALLY IF
THE MAIN POWER SUPPLY IS
TURNED OFF AND THEN BACK
ON AGAIN.
FG
Fu
H1~H3
H1P~H3P
M1F
M1S
,
M2S
PCB1~PCB5
R1T
,
R2T
S1~S38
S1W
X1M
: FRAME GROUND
: FUSE
: HARNESS
: PILOT LAMP
: FAN MOTOR
: SWING MOTOR
: PRINTED CIRCUIT BOARD
: THERMISTOR
: CONNECTOR
: OPERATION SWITCH
: TERMINAL STRIP
: PROTECTIVE GROUND
C: 3D038065L