Gree U-MATCH Series Service Manual page 51

U-Match Series DC Inverter Service Manual
7.2.7 Reserved fresh air valve interface for duct type unit
For the reserved connection way of air valve performer, connect it to F, C, O of wiring board
according to the wiring diagram. Connect the public port of air valve to F, connect CLOSE to C and
connect OPEN to O.
7.2.8 Interface of anion generator
For the cold plasma anion generator, connect the red line to HEALTH（X4） and the blue line to
N2(X6) according to the principle circuit. The detector of cold plasma anion generator should be places
at the air return. The distance between two detectors should be 10mm≤L≤25mm.
G
L1
POWER
L2
OUTDOOR
1
UNIT
2
X1
WIRE
CONTROL
X2
AP2
Figure 2-7-16
G
2BU
XT1
1RD
L1
L2
5WH
F
8BN
C
9RD
O
CLOSE
Fresh Air Valve
Common OPEN
XT2 L2
1
2
H1
H2
L4
Figure 2-7-17
COOL PLASMA
GENERATOR
L1
L1
RD
AC-L AC-N
HEALTH
(X501)
(X500)
(X4)
N2(X6)
V-NEW-CLOSE(X2)
V-NEW-OPEN(X1)
15WH
AP1
11RD
COM6
12BK
13BN
T2 T3
COM7
14OG
15K
Environment Pipe
Temp. Sensor
Temp. Sensor
48
G
BU
N2
(X6)
MOTOR
WIRING
DIAGRAM
EARTH
E500
WIRING
DIAGRAM
PUMP-C PUMP
SA
M
20K
LIQUID SWITCH
Pump Motor