31
30
9-7. TEST POINT DIAGRAM
Indoor controller board
PLA-RP35EA.UK PLA-RP50EA.UK PLA-RP60EA.UK
PLA-RP71EA.UK
PLA-RP100EA.UK
PLA-RP125EA.UK PLA-RP140EA.UK
CN90
Connect to the wireless
remote controller board (CNB)
LED2
Power supply
(Wired remote controller)
CN44
Pipe temperature thermistor
–
: Liquid (TH2)
–
: Condenser/Evaporator (TH5)
CN20
Room temperature thermistor
(TH1)
CN4F
Drain float switch (FS)
CN105
IT
CN4Z
i-see Sensor (Sensor)
Vsp
Voltage between pins of C626
0 V DC (FAN stop)
1–6.5 V DC (FAN operation)
(Same as
6
(+)–
4
(−) of CNMF)
CNMF
Fan motor (MF)
–
: 310
–
340 V DC
–
: 15 V DC
CN5Y
i-see Sensor motor (MT)
12 V pulse output
CNV
Vane motor (MV)
12 V pulse output
J41, J42
Jumper wire
(Pair No. setting with
wireless remote controller)
SW2
Capacity setting
LED3
Communication
(Indoor-outdoor)
SWE
Jumper switch
(Emergency operation)
CN32
Remote switch
CN41
HA terminal-A
CN2L
Lossnay
CN01
Connect to the terminal block
(TB4)
(Indoor/outdoor connecting line)
–
: 220–240 V AC
F1
FUSE
(6.3A/250 V)
LED1
Power supply (I.B)
CN3C
Connect to the terminal block
(TB4)
(Indoor/outdoor connecting line)
0–24 V DC (Communication)
CN51
Centrally control
–
: Control signal
13 V DC pulse input ( : +)
–
: Operation indicator
13 V DC (
: +)
– :
Malfunction indicator
13 V DC (
: +)
CNP
Drain pump (DP)
– : 13 V DC
TB5
Connect to wired remote controller
10.4-14.6 V DC
SW1
Model selection
CN4G
Connect to the auto grille controller
board (CN4G)
–
: 13 V DC ( : +)
– , – :
communication line
0-5 V DC ( , : +)
OCH626A