English
MODEL : 4AC / AC 25 / 30 CR
P
ART NO : 50 13 4 066986
HEA
T
OFF
COOL
ON
LIVE
COM2
COM1
BOILER
W_PUMP
OUT_F AN2
4WV2
A_FREEZE
ALM_OUT
ALM_IN
4WV1
OUT_F AN1
AUX-H
12V
F02
F01
LP2
LP1
HP2
HP1
C02
C01
FLOW
PO
ALM
DE2
DE1
C/H
ON/OFF
WI
CN6
WO
OA
CD1
CD2
DF1
DF2
N
COMP
DISCHARGE SENSOR (1)
OUTDOOR AIR
TEMP
SENSOR
LEA
VING W
A
TER SENSOR
ENTERING W
A
TER SENSOR
N/L2
220-240/1pH/50Hz
L/L1
TB1
12V
12V
12V
N1
N1
N1
1
2
O/F
PUMP
C/H
4WV
HTR
AL
IN
AL
OUT
LP
HP
FL
H T R
OF
OUT
OF
IN
TB3
L
N
C
OF
C
S
R
E
COMP
.
L
N
E
PUMP
FUSE
10A
5B
4B
1A
2A
SWITCH
A
B
COMP
COMP
CAP
98
95
96
C O/L
1
3
2
4
DEFROST
SENSOR (1)
TB2
4WV
OF
CAP
R
R
5
7
6
8
R
E
L
A
Y
1
3
2
4
5
7
6
8
R
E
L
A
Y
R1
R2
C
S
vii
Summary of Contents for 4AC20C / M4AC020C
Page 2: ......
Page 94: ...6 1 8 11 11 R407 11 12 13 14 15 15 i ii iii viii ix x 1 2 4 5 7 7 8 1 11 2 1 577 550...
Page 95: ...6 2 500 500 500 1500 3 500 2...
Page 96: ...6 3 100 50 5 0 C 300 2 50 50 100 5 500 1000 1000 500 1500 4 500...
Page 97: ...6 4 4AC AC 020 025 030 C CR 4AC AC 040 050 060 C CR...
Page 100: ...6 7 P 40 60 P 6 0 6 30 P 4AC AC 020 025 030 C CR 4AC AC 040 050 060 C CR 6...
Page 102: ...6 9 P P 4AC AC 020C 025C 030C 4AC AC 040C 050C 060C 70 03 4 067460 70 03 4 087461...
Page 103: ...6 10 P P 4AC AC 020CR 025CR 030CR 70 03 4 067458 4AC AC 040CR 050CR 060CR 70 03 4 067459...
Page 105: ...6 12 1 2 3 4 3 c 1 2...
Page 106: ...6 13 7 7 1 3 2 CN8 CN2 CN5 4 3 1 2 A A A B B B 12V 12V 12V GND GND GND JP13 CN8 CN2 CN5 00 01...
Page 107: ...6 14 1 2 3 4 pa...
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