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SiUS121827E
Indoor Unit
Part 3 Printed Circuit Board Connector Wiring Diagram
41
Caution
Note
1.3 FTXS15/18/24LVJU
Control PCB
(PCB1)
Replace the PCB if you cut a jumper unintentionally.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of them.
The symbols in the parenthesis are the names on the appropriate wiring diagram.
1)
S1
Connector for DC fan motor
2)
S21
Connector for centralized control (HA)
3)
S25
Connector for INTELLIGENT EYE sensor PCB (PCB4)
4)
S32
Indoor heat exchanger thermistor
5)
S41
Connector for swing motors
6)
S46
Connector for display PCB (PCB3)
7)
S47
Connector for signal receiver PCB (PCB2)
8)
H1, H2, H3. FG Connector for terminal strip
9)
JA
Address setting jumper
∗
Refer to page 258 for details.
10)
JB
Fan speed setting when compressor stops for thermostat OFF
∗
Refer to page 261 for details.
11)
JC
Power failure recovery function (auto-restart)
∗
Refer to page 261 for details.
12)
LED A
LED for service monitor (green)
13)
FU1 (F1U),
FU2 (F2U)
Fuse (3.15 A, 250 V)
14)
V1
Varistor
2P227881-6
FU1
V1
H1
H2
FG
H3
LED A
S32
S1
S41
S46
S25
S47
S21
JB
JA
JC
FU2
Содержание 4MXL-T Series
Страница 107: ...SiUS121827E SA Indoor Unit Functions Part 4 Functions and Control 101 FFQ Series Emergency operation switch R24077 ...
Страница 182: ...Troubleshooting for RA Indoor Unit SiUS121827E 176 Part 6 Service Diagnosis Reference Check No 11 Refer to P 235 ...
Страница 190: ...Troubleshooting for SA Indoor Unit SiUS121827E 184 Part 6 Service Diagnosis Reference Check No 02 Refer to P 233 ...
Страница 249: ...SiUS121827E Check Part 6 Service Diagnosis 243 R6000583 1 2 3 4 Multimeter Front side Rear side ...
Страница 288: ...Piping Diagrams SiUS121827E 282 Part 8 Appendix 1 2 Outdoor Unit 5MXS48TVJU 4MXL36TVJU 3D117817 3D118311 ...
Страница 298: ...Operation Limit SiUS121827E 292 Part 8 Appendix 4 Operation Limit 5MXS48TVJU 4MXL36TVJU 3D048149D 3D101428 ...