Hitachi RAM-55QH5 Service Manual page 35

WIRING DIAGRAM
MODEL RAM-65QH5
TERMINAL
!
BOARD
L
(BRN)
POWER SOURCE
AC220-240V
N
(BLU)
50Hz
(GRN + YEL)
C1
(BRN)
INDOOR UNIT 1 D1
GRY
(RED)
(GRN + YEL) ORN
C2
(BRN)
INDOOR UNIT 2 D2
(RED)
(GRN + YEL)
C3
(BRN)
INDOOR UNIT 3 D3
(RED)
(GRN + YEL)
OUTDOOR THERMISTOR
DEF THERMISTOR
OH THERMISTOR
! !
! VARISTOR 1 NF COIL 1 COIL
BLK
25A FUSE
GRN1
L007
WHT
R005
!
C020
VARISTOR 3
+
+
~
+ ~
CN2
-
(BLK)
DIODE STACK
GRN3
SW POWER
CIRCUIT
BRN
RED CN1
(WHT)
BLU
(WHT) (GRY) (BLU)
YEL
CN40 CN3 CN4
5 11 11
CN41 CN3A
(WHT) (WHT)
MAIN P.W.B.
CN9 CN8
(WHT) (RED)
OUTDOOR UNIT
YEL
GRY
! POWER RELAY +
BLU
R002
~
! ICP RELAY
! DIODE STACK
!
5A FUSE (D15VBA60)
CN31
(WHT)
POWER P.W.B.
(RED) (WHT)
CN10 CN30
!
FAN MOTOR
FM
!
REVERSING
VALVE
CN13
(WHT)
CN14
(WHT)
CN11
(WHT)
CN15 CN16 CN17
(WHT) (RED) (BLU)
M M M
! REACTOR
YEL
YEL
L1 L2
+
~
RED
–
!
U
V
SYSTEM
W
POWER MODULE
2
CN12
(WHT)
(WHT) (WHT) (WHT)
CN13 CN14 CN11
5
10
5
CAUTION
!
The marked parts are very important ones for safety.
!
U
WHT WHT
YEL YEL
V
RED
RED
W
COMPRESSOR
!
LEGEND
BLU : BLUE
GRY : GRAY
BLK : BLACK
YEL : YELLOW
ORN : ORANGE
PNK : PINK
BRN : BROWN
GRN : GREEN
VIO : VIOLET
WHT : WHITE
RED : RED
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