Service Guide

7
5. Wiring diagram
Mini Cassette Wiring Diagram
0150525196
MAIN BOARD
SW03
SW01
N
L
Y/R
BL(B)
BR(R)
T5A/250VAC
AC220V
LED5
PUMP
CN4
G
B
M
CN22-1
CN22
CN16
CN21
CN31
CN31-1
CN46-1 CN46
CN34
CN23
CN13 CN14 CN24 CN27
CN36 CN26
CN41
PMV
Float switch
CN33
RK
WIFI
4
DC FAN
CN35
CN5
CN1
Tc1 Tc2 TA
2
2
RELAY
10
Display Board
Q
P
A
C
B
Wired Controller
3
Wire Controller
WH Y G
CN38 CN17 CN20
CN11-1
CN11
CN7
R R
CN9
CN10
CN19 CN18
WH WH WH
R WH
R
WH
WH
CN15
B
CN43 CN28
SST
TTL-PC PM2.5 HUM
R
L-RXD
Y WH B
WH
R
485-PC
G
5
WH
CN8
WH
WH WH
BL
WH
LED1
LED2
LED3
LED4
LED6
WH
Wire Controller With Indoor Unit Error Indicate Indoor Unit &Outdoor Unit
LED1、2 LED3、4
LED5
LED Definition
Colours: B:Black BL:Blue BR:Brown G:Green R:Red WH:White Y:Yellow
Symbol: Comm.add:communication address CC.add:Central Control address
Communication
With Outdoor
3
L-TXD
10
Swing4/1
Swing2/3
WH
B