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9-7. TEST POINT DIAGRAM
Indoor controller board
PLA-ZRP35BA.UK
PLA-ZRP35BAR1.UK PLA-ZRP50BAR1.UK
PLA-ZRP71BA.UK
PLA-ZRP71BAR1.UK PLA-ZRP125BAR1.UK PLA-ZRP140BAR1.UK
LED3
Transmission (Indoor/outdoor)
CN90
Connect to the wireless
remote controller board
(CNB)
CN4Y
i-see sensor
CN6Y
i-see sensor motor output
12 V DC pulse output
CN105
LED2
Power supply (R.B)
CN4F
Drain float switch (FS)
CN44
Pipe temperature
thermistor
1–2 : Liquid (TH2)
3–4 : Condenser/evaporator (TH5)
CN20
Room temperature
thermistor (TH1)
LED1
Power supply (I.B)
CNMF
Fan motor
1–4: 310–340 V DC
5–4: 15 V DC
CNP
Drain-pump output (DP)
(220–240 V AC)
CNAC
Connect to the auto grille
controller board (CN3A)
(220–240 V AC)
OCH535A
PLA-ZRP50BA.UK
PLA-ZRP125BA.UK
PLA-ZRP60BA.UK
PLA-ZRP60BAR1.UK
PLA-ZRP140BA.UK
CN3G
Connect to the auto grille controller board (CN3G)
13 V pulse output
CNV
Vane motor output (MV)
12 V pulse output
SW1
Model selection
SW2
Capacity setting
CN2L
Connector (LOSSNAY)
Jumper wire J41,J42
Pair No. setting for wireless
remote controller
CN51
Centrally control
1–2 : Control signal
3–4 : Operation indicator
3–5 : Malfunction indicator
CN41
Connector
(HA terminal-A)
CN32
Connector
(Remote switch)
SWE
Emergency operation
CN3C
Transmission
(Indoor/outdoor)
(0–24 V DC)
CN22
Connect to the terminal
block (TB5)
(Remote controller con-
necting wire)
(10.4–14.6 V DC)
V
C955 15 V DC
(Same as 5(+)–4(−) of CNMF)
CN01
Connect to the Terminal Block (TB4)
(Indoor/outdoor connecting line)
Between 3 and 5
220–240 V AC
FUSE 6.3 A /250 V
32
13 V pulse input (1:+)
13 V DC (3:+)
13 V DC (3:+)
: Voltage between pins of
CC
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