27
PU-P1.6, P2, P2.5, P3, P4, P5, P6YGAA.UK
PU-P1.6, P2, P2.5, P3, P4, P5, P6YGAA
1
.UK
<Notes when servicing>
Some fastening terminals have a lock mechanism: When removing the fastening terminal, push the projection (locking lever) on the terminal with
your finger and pull it out.
SYMBOL
NAME
SYMBOL
NAME
MC
COMPRESSOR
MF
FAN MOTOR (INNER THERMOSTAT)
TH3
THERMISTOR
LIQUID TEMP
TH4
DISCHARGE TEMP
TH6
COND. / EVA. TEMP
C3
MF CAPACITOR
C4
MF CAPACITOR
CH
CRANKCASE HEATER
52C
MC CONTACTOR
63H
HIGH PRESSURE PROTECT SWITCH
51C
THERMAL RELAY
TB1
TERMINAL BLOCK
LEV
LINEAR EXPANSION VALVE
TB2
TERMINAL BLOCK
O.B
OUTDOOR CONTROLLER BOARD
FUSE1 (O.B)
FUSE (6.3A)
FUSE2 (O.B)
FUSE (6.3A)
FUSE3 (O.B)
FUSE (6.3A)
FUSE4 (O.B)
FUSE (6.3A)
X51 (O.B)
MC/CH RELAY
F.C (O.B)
FAN CONTROLLER
SW1 (O.B)
GROUP NUMBER ADDRESS
SW4 (O.B)
TEST RUN
SW5 (O.B)
FUNCTION SELECTION
J1~J6 (O.B)
MODEL SELECTION
T (O.B)
TRANSFORMER
CT (O.B)
CURRENT TRANS
LED1 (O.B)
OPERATION CHECK DISPLAY LED
LED2 (O.B)
OPERATION CHECK DISPLAY LED
CN31 (O.B)
EMERGENCY OPERATION CONNECTER
MC
U V W
R
E
D
W
H
T
B
L
K
R
E
D
RED
W
H
T
WHT
B
L
K
BLK
B
L
U
POWER SUPPLY
3N~
380/400/415 50Hz
51C
52C
51C
TB1
L1 L2 L3 N
2
/
T
1
6
/
T
3
4
/
T
2
1
/
L
1
5
/
L
3
3
/
L
2
PE
O.B
INDOOR
UNIT
Y
L
W
O
R
N
B
R
N
C3
WHT
BLK
WHT
WHT
BRN
BRN
J1 J2 J3 J4 J5 J6
MF
LEV
CT
MF3
(WHT)
C4
w
2
(
w
1 BLK)
(
w
1 BLK)
WHT
BLK
MF
MF4
(WHT)
52C
(PNK)
CH
(BLU)
52C
S1
S1
SW1
SW4
SW5
CNM
LED1 (GRN)
LED2 (RED)
S1
TB4
S2
S2
S2
S3
S3
FUSE3
FUSE4
S3
ORN
ORN
51CM
(ORN)
a
b
63H
CH
TB2
T
OFF
ON
CNLEV
(WHT)
CNVMNT
(WHT)
CNMNT
(WHT)
TH4
(WHT)
TH3/TH6
(RED)
RED
BLU
BLK
GRY
BLK
ORN
YLW
WHT
BRN
TH4
TH6
TH3
CN31
F.C
X51
4/S
R
S
T
FUSE2
FUSE1
w
1 PU-P5/6YGAA MODEL ONLY
w
2 PU-P4/5/6YGAA MODEL ONLY
OC261-D--1.qxp 05.2.18 11:07 AM Page 27
