
Colour code
WH = white
BU = blue
BR = brown
BK = black
RM 226 IT to RM 435 IT
Display
Receiver
board
Vaporiser sensor
Air circulation sensor
Vaporiser fan motor
Swing motor
Transfor
mer
Phase conductor
Neutral conductor
Earth conductor
Compressor
RM 326 AT / RM 335 AT
Mains cable
To indoor unit A
To indoor unit B To indoor unit C
Compressor
A
Compressor
B
Compressor
C
Fan
contactor
Compressor contactor A
Compressor contactor C
A
A
A
A
A
A
A
A
B
B
B
B
B
B
B
B
B
B
B
C
C
O
Gr
Gr
Gr
R
R
R
R
W
W
W
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
Colour code
A = Brown
B = Blue
C = Black
O = Orange
Gr = Grey
R = Red
W = White
G/Y = Green/yellow
O
R
A
B
C
C
C
W
W
C
Compressor contactor B
Electrical circuit diagram
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