Century B-VMH36SD-1 Service Manual page 26

For A-VMH24SU-1, A-VMH30SD-1, A-VMH36SD-1
Connect to the Indoor evap.pipe
out temp. sensor
T2B-A、T2B-B、T2B-C、T2B-D、T2B-E
connect to exhaust
temp. sensor
CN43-4/CN37 CONNECT TO
AC FAN MOTOR(LOW SPEED)
CN43-3/CN36
AC fan motor low speed
connector
CN43-2/CN35
AV fan motor N phase
CN43-5,CN43-1/CN41,CN42
AC fan motor capacitor
connector
CN22 L
CN3 N
connect to the 4-WAY
when 4-way is ON, output 208-230VAC
CN44 L
electric
CN10 N
heater1
CN40 L
electric
CN4 N
heater 2
connect to compressor heater
when heater is ON, output 208-230V AC
Fuse 5A/250V
T3
pipe temp sensor
(3.3V)
(3.3V) connect to
room temp sensor
trmp. sensor
T4
high pressure sensor connect to high and low
pressure sensor
low pressure sensor
CONNECT TO INVERTER driver
208-230V AC
connect to the terminal
CN23 reserve
Service Manual - VMH 9/12/18/24 SU & VMH30/36S D Series
6 5 4 3 2 1
Electric Expansion
Electric Expansion Electric Expansion Electric Expansion
Value C
Value E Value D Value B
E C
D B
CN18
CN19 CN17 CN21
C
CN42
[1.4]2014.06.26
FAN-L
CN3
CN37
T2B-E T2B-C T2B-D T2B-B T2B-A
CN43
FAN
TP
CN8
CN5
N-OUT
CN23
CN6
L-OUT
202302141206
27
24
Electric Expansion 485 testPort
Value A communication connect to detector
A
CN20
CN12
FAN_OUT
S
CN13
N-IN
CN2
SHOW/SW
EU-KFR105W/BP3T5N1-350S.D.13.WP1-1
external drive DC fan
motor connector
external drive DC fan
external drive DC fan
motor ouput terminal
motor input terminal
FAN_IN
CN11
CN30
current loop
S-A
communication A
CN29
current loop
S-B
Signal wire
communication B
connect to the terminal
L
N current loop
24VDC Pulse wave
communication C
CN28
current loop
S-C
communication C
CN27
S-D
current loop
communication D
CN26
S-E
current loop
communication E
power supply
208-230V AC
connect to the terminal
CN1
L-IN
EARTH
P-1
connect to earth
Fuse
T30A/250V
test report
connect to detector
digital display button
digital display