17
9.2 Outdoor
Unit
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
R
e
sist
a
n
ce
(k
Ω
)
1
2
1
2
Outdoor Air Sensor
Outdoor Heat Exchanger
Sensor
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
R
e
sist
a
n
ce
(k
Ω
)
Temperature °F (°C)
14
(-10)
32
(0)
50
(10)
68
(20)
86
(30)
104
(40)
122
(50)
68
(20)
104
(40)
140
(60)
176
(80)
212
(100)
248
(120)
284
(140)
Temperature °F (°C)
YEL/G
R
N
TERMINAL
BOARD
COM3
(RED)
FG01
(GRN)
AC-BLK
(BLK)
AC-WHT
(WHT)
FUSE3
(20A. 250V)
FUSE2
(T3.15A L250V)
FUSE1
(T2.5A L250V)
CN-DCFM
(WHT)
L1
L2
BLK
BLK
WHT
GRN
WHT
RED
1
(BLK)
2
(WHT)
3
(RED)
TO INDOOR UNIT
SINGLE PHASE
POWER SUPPLY
Y
E
L
/G
R
N
(BLK)
(WHT) (RED)
REACTOR
L2-O
(GRY)
L2-
I
(GRY)
P
Q10
N
U
(RED)
(BLU)
(YEL)
RED
RED
BLU
BLU
YEL
RED
BLU
YEL
YEL
WHT
BLK
COMPRESSOR
CN-TH1
(WHT)
CN-TANK
(WHT)
CN-EV
(WHT)
CN-HOT
(BLU)
1
1
1
3
3
1
1
1
6
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
ELECTRO MAGNETIC COIL
(4-WAY VALVE)
COMP TEMP.
SENSOR
(THERMISTOR)
(50k, 3950)
OUTDOOR AIR
TEMP. SENSOR
(THERMISTOR)
(15k, 3950)
4
3
t°
t°
t°
7
MS
3~
M
M
V
W
U
V
W
GRY
GRY
1
3
COMMUNICATION
CIRCUIT
NOISE FILTER
CIRCUIT
ELECTRONIC
CONTROLLER
FAN
MOTOR
BLU
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER
SUPPLY
CIRCUIT
RECTIFICATION
CIRCUIT
PIPING
TEMP. SENSOR
(THERMISTOR)
(4.96k, 3800)
GR
OUNDING
T
E
R
MINAL
RY
-H
O
T
CABINET
SIDE
PLATE
ELECTRONIC
CONTROLLER
(HEATER)
BASE PAN
HEATER
3
3
1
1
BLU
BLU
HT1
(BLU)
ACL (BRW)
BRW
5
5
CN-HT2
CN-HT1
RY-HT1
HT1 (BLU)
ACL (BRW)
1
1
5V
R100
15.0k
1%
R101
15.8k
1%
C45
1µ
6.3V
C46
1µ
6.3V
G1
G1 G1
5V
R410
4.99k
C49
1µ
10V
G1 G1
*D33
*D34
*D35
*D36
G1
G1
13V
*C84
13V
13V
*RY-HT1
*RY-HT2