79
<CAUTION> TEST POINT
1
is high voltage.
11-9. TEST POINT DIAGRAM
Outdoor controller circuit board
PUHZ-RP35/50/60/71VHA4
PUHZ-RP100/125/140VKA
PUHZ-RP100/125/140/200/250YKA
PUHZ-RP200YKAR1
63H
High pressure switch
SW4
Test operation
SW6
Model select
SW5
Function switch
SW1
Forced defrost,
detect history
record reset,
refrigerant address
TH4
Thermistor
<Discharge>
TH3
Thermistor
<Liquid>
TH7/6
Thermistor
<Ambient/
Outdoor 2-phase pipe>
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): DC 0V
(when stopped), DC 1–
6.5V
(when operated)
LEV-A,B
Linear expansion
valve
SWP
Pump down
SW8
Pipe replace
Wiring replace
CNM
Connect to A control
service tool
CNMNT
Connect to
M-NET adapter (CN5)
CNVMNT
Connect to
M-NET adapter (CND)
TH33
Thermistor
<Ref. check>
(For RP35-140)
TH32
Thermistor
<Comp. surface>
Communication power supply
D71 Voltage
24V DC
CNF1, CNF2
Connect to the fan motor
1
-
4
: 250-330V DC
5
-
4
: 15V DC
6
-
4
: 0-6.5V DC
7
-
4
: 15V DC(When stopped)
7.5V DC(When operated)
(0V-15V pulse)
CNDC
250-330V DC
(
1
+,
3
-)
(Outdoor power circuit
board for RP35-140V)
(Noise filter circuit board
for RP100-250Y)
+ -
CNS
S1-S2: 220-240V AC
CNAC
2
to
4
: Power supply for
outdoor controller circuit
board (220V-240V AC)
1
to
3
: Power supply for
indoor and outdoor unit
connection wire
(220-240V AC)
21S4
Four-way valve
CN4
Transmission to out-
door power circuit
board (CN4)
CN51
External signal output
• Compressor operating signal
• Abnormal signal
CN2
Connect to the outdoor
power circuit board (CN2)
1
-
5
: Reception from
power circuit board
2
-
5
: Zero cross signal
(0-5V DC)
3
,
4
: Not used
6
-
5
: 16V DC
7
-
5
: 16V DC
CN52C
(Connect to the noise
filter circuit board
(CN52C)) (RP35-140V)
LEV-C
Linear expansion valve
(For RP140)
CNDM
1
to
2
: Input of low-level sound priority mode
1
to
3
: Input of external contact point
SW7
Demand control setting
OCH451D