R3250Hz Universal Series Technical Manual
GD Chigo Heating & Ventilation Equipment Co., Ltd.
5 Wiring Diagrams
5.1 CUA-18HVR4, CUA-24HVR4
1
ON
1
ON
That DIP to Digital
That DIP to ON
NOTE:
SW2 NO.3
FAN SPEED
Normal speed
High speed
FAN SPEED CHOICE
3
OFF
ON
OFF
ON
3
SW2
1 2 3 4 5 6 7 8
OFF
ON
N1L1
S
Connect to
Rec eive and display light board
SW2
Digital tube
LED
NO.4
OFF
ON
OFF
ON
4
4
SW2
No power-down memory
power-down memory
NO.5
OFF
ON
OFF
ON
5
5
SW2 NO.6
Heating temperature
6¡ æ
2¡ æ
6
OFF
ON
OFF
ON
6
SW2 NO.7
7
OFF
ON
OFF
ON
7
S W 2 N O .1,2
Indoor models
Indoor models Select bits
1 2
Floor&Ceiling Unit
compensation
YE/GN
CN26
REMO_CTRL
T1
T2
T2B
CN17
0
F
1
S W1
CN10
CN3
L
N
S W2
BR
BL
PU MP
CN2
P UMP
RIGHT FAN CN8
PT1
PT2
PT3
S
CN37
CN4
HEATER
OUT P OWER
CN11
CN27
CN23
Wire c ontrol
D uct di splay
Co n t roller
Receive and display light board
WAT ER
S WI TCH
DC
FAN1
CN19
CN20
S WING2
S WING1
Reserved
Reserved
Reserved
NOT E:Around the ring 5 ring
NOT E:A round the ring 5 ring
the outdoor
Ring user selection
BL
BR
BK
MOD EL
POW ER
SW1
Reserved
Reserved
0
21
7K
1
26
9K
2
35
12K
3
53
18K
80
27K
6
90 105
36K
4
70
24K
5
30K
7 8
125
42K
9
140
48K
160
55K
C
180
A
150
52K
B
60K
D E F
Reserved
Reserved
HP
Reserved 0.8 1.0 1.5 2.0 3.0 3.5 4.02.5 4.5 5.0 6.0 6.55.5
Reserved
SW2 NO.8
8
ON
ON
8
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