Hitachi RAC-07CHV1 User Manual

MODEL RAC-07CHV1, RAC-09CHV1
– 29 –
2
1
C
D
7
8
5V
12V
0V
5V
+5V
+
-
+
-
+5V
+5V
+5V
+5V
+5V
0V
0V
0V
0V 0V
0V
0V
0V
0V
0V 0V
+5V+5V
5V
5V
5V
5V
0V
5V
12V
0V
+5V
+12V
0V
+5V
+12V
IC401
AX-8G10
EXPANSION VALVE 4 SCL
SDA
STICK RELAY
REVERSING VALVE
SDO
SDI
SELF CHECK
COOL
T
R
RESET
TEST
Vcc
ROM SELECTION
EXPANSION VALVE 3
EXPANSION VALVE 2
EXPANSION VALVE 1
FAN A
FAN B
HEATER
POWER RELAY
OSC1
OSC2
GND
OH
DEF
OUTDOOR
TEMPERATURE
C2
5V
0V
0V
0V
5V
12V
0V
5V
5V
5V
0V
0V
0V
0V
0V
0V
0V
0V
CN4
DEF THERMISTOR
TERMINAL BOARD
(BRN)
(RED)
VH-2P
(RED)
INTERFACE RELAY
NF-COIL2
REVERSING VALVE
XH-2P
(BLU)
(GRN)
R305
R306
R308
A
B
(GRN)
VARISTOR 1
SURGE
ABSORBER
3.15A FUSE
TERMINAL BOARD
FAN RELAY
POWER RELAY
(G4A-RELAY)
STICK RELAY
(G4A-RELAY)
VARISTOR 2
DIODE STACK (D3SB60Z)
NF-COIL 1
1
3
A
7
5
3
1
3
2
1
9
8
1
2
3
4
5
6
7
16
15
14
13
12
11
10
8 7 6 5
1 2 3 4
1
A
2
3
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
(WHT)
PROTECTOR RELAY
CONTROL P.C.B.
OVERHEAT PROTECTOR COMP. MOTOR
COMP. CAPACITOR
VH-4P
FM PROTECTOR
FM
CAPACITOR
SK1
CN6
C901
1 9
3
4
5
2
6
4
3
4
1
2
C805
C802
C801
J8
L801
C803 C808
C807 C804
C806
R803
R209
C203
R802
J4
J5
R201
C202
D201
C201
C213
REG1
TRANS
D206
D205
D207
C207
PQ8
REG2
R
K
1
2
4
3
R216
C210
C211
C208
R219
R213 R214
C501
C502
R503
IF-HIC
C503
C504
R304
R504
C509
C506
C505
C507
R502
C508
L501
R215
R217 R218 R220
R203
R207
R206
R205
D202
C206
C205
C204
Q201
Q202
ZD201
R210
D204
R212
D203
R202
J6
+
+
+
+
–
––
~~
+
+
C209
+
CN2
D601
Q601
R601
R602
R501
R316
C308
R314
R313
R309
R317
R301
C301 C302 R302 C303
OSCILLATOR
C304 C305 C306 C307
R311 R312
R310
Q702
R705
Q701
R703
R704
C701
R207
ZD701 R701
+
–
D404
D402
D403
R403 R404
D401
C401
R315
R401
R804
R402
COOL
SERVICE SWITCH
NORMAL
CN8
(PH-4)
R405
R406
LD801
POWER RELAY
FAN RELAY
STICK RELAY
CN7
(ZR-3P)
TEST PIN
(PH-3P)
+
–
+
–
–
–
+
–

Hitachi RAC-07CHV1 Specifications

General

Brand	Hitachi
Model	RAC-07CHV1
Category	Air Conditioner
Language	English