AIR-TO-WATER HEAT PUMP INSTALLATION MANUAL
HEAT
electric heating tape
VA-1
e-heater of chassis
HPP
high pressure switch
LPP
low pressure switch
T-SENSOR2
1, 2hole
：
pipe temperature
；
3, 4hole
：
environment
；
5,
6hole
：
exhaust
T
－
SENSOR3
1 hole:+3.3V 2 hole: detection: suction temperature
sensor
CN66
、
CN67
communication cable 2 pin B
，
3 pin A
CN65
communication cable 1 pin earthed
，
2 pin B
，
3 pin A
，
4
pin+12 power supply
It can not be used for communication between outdoor unit
and indoor unit.
FA
pipe electric expansion valve
1-4 pin
：
driving impulse output
；
5 pin
：
+12V
；
H-PRESS
signal input of pressure sensor
1 pin
：
GND
；
2 pin
：
signal input
；
3 pin
：
+5V
18.1.3
silk screen
specification
L1
L2
L3
live wire input of power supply
N
Neutral line input of power supply
L
Reactor red inductive wire
U
U-phase of compressor
V
V-phase of compressor
W W-phase
of
compressor
GSH-120ERA-3, GSH-140ERA-3, GSH-160ERA-3
42
Summary of Contents for GSH-100ERA series
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