Wiring Diagrams - Chigo CCA-24HVR1 Technical Manual

R410A50Hz Universal Outdoor Series Technical Manual

4 Wiring Diagrams

4.1 COU-12HDR1, COU-18HDR1
S
N
L
(Reserved)
BL
4-WAY
(Reserved)
NOTE:Around the ring 3 ring
DC
FAN
YE/GN
(Reserved)
183
YE/GN
S-A
BK
N-IN
BL
L-IN
BR
GND1
YE/GN
GND2
YE/GN
4-WAY
BL
DC-FAN
AC
AC-FAN
FAN
RD
U
WT
V
BL
W
WT
TA
BK
TB
RD
TP
EV-A
GD Chigo Heating & Ventilation Equipment Co., Ltd.
U
V
W
Outdoor ambient temp.
Outdoor coil temp.
Exhaust temp.
EXV
EXV
(Reserved)