41
OCH756
CNS
S1-S2: 230
VAC
CNAC
2
–
4
:
Power supply for outdoor
noise filter circuit board
(230 VAC)
1
–
3
:
Power supply for indoor
and outdoor unit connection
wire (230 VAC)
CNF1
Connect to the fan motor
1
–
4
: 280–380VDC
5
–
4
: 15 VDC
6
–
4
: 0–6.5 VDC
7
–
4
: 15 VDC (When stopped)
7.5 VDC (When operated)
(0–15 V pulse)
21S4
4-way valve
63H
High pressure
switch
CN4
Transmission to out-
door power circuit
board (CN4)
SW4
Test operation
SW6
Model select
SW5
Function switch
SW1
Manual defrost, detect
history record reset,
refrigerant address
CNDM
1
–
2
:
Input of low-level sound priority mode
1
–
3
:
Input of external contact point
CNDC
280–380 VDC (
1
+,
3
−)
(Outdoor power circuit board for SHW80,112V)
(Noise filter circuit board for SHW112,140Y)
SW7
Demand control setting
CN51
External signal output
• Compressor operat-
ing signal
• Abnormal signal
LEV-A,C
Linear expansion valve
LEV-C is PUD-SHWM
only
SWP
Pump down
SW8
Pipe replace
Wiring replace
CNM
Connect to A control
service tool
CN2
Connect to the outdoor
power circuit board (CN2)
1
–
5
: Reception from
power circuit board
2
–
5
: Zero cross signal
(0–5 VDC)
3
–
4
: Not used
(SHW112,140Y)
18 VDC
(SHW80,112V)
6
–
5
: 16 VDC
7
–
5
: 16 VDC
9-6. TEST POINT DIAGRAM
Outdoor controller circuit board
SV1/SS
Drain hose heater output
SW9
Function switch
<CAUTION> TEST POINT
1
is high voltage.
TH4
Thermistor
<Discharge>
TH3
Thermistor
<Liquid>
TH7/6
Thermistor
<Ambient/
2-phase pipe>
63HS
Pressure sensor
TH33
Thermistor
<Comp. Surface>
TH32
Thermistor
<Suction>
V
FG
(Voltage between
right pins of PC5C
and PC5D, pin 3
and pin 4)
(Same as
(CNF1
7
(+)–
4
(−))
V
SP
(Voltage between pins
of C5A, C5B):
0 VDC(when stopped),
1–6.5 VDC
(when operated)
Содержание PUD-SHWM100VAA
Страница 15: ...15 OCH756 5 OUTLINES AND DIMENSIONS Unit mm ...
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