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4 Wiring Diagram
4.1
CW-XC51LE
POWER SUPPLY
φ
CORD 1
, 50Hz 220V
BLUE
R
C
5 Air Conditioner Performance Evaluation
Suction & Discharge Air
Temperature Difference
- 8 C and over
- 8 C and over
- Under 8
o
C
- Under 8
o
C
- Under 8
o
C
WIRELESS
REMOTE CONTROL
CN-DISP1 (WHT)
10 9 8 7 6 5 4 3 2 1
BLUE
w w w w w w w w w w
RED
10 9 8 7 6 5 4 3 2 1
C-FM
AC
CN-DISP1 (WHT)
(RED)
(WHT)
S
RED
RED
BLACK T1 (BLK)
BLACK T2 (BLK)
TRANSFORMER
RY-PWR
P
L
Current
- As specified.
- Higher than specified.
- Higher than specified.
- Lower than specified.
- Higher than specified by 50%
ELECTRONIC CONTROLLER
(RECEIVER AND DISPLAY)
CN-DISP2 (WHT)
7 6 5 4 3 2 1
w w w w w w w
7 6 5 4 3 2 1
CN-DISP2 (WHT)
RY-L
RY-H
CN-FM
(GRN)
7 5 3 1
FAN MOTOR
Determination
- Nothing wrong.
- Nothing wrong, outdoor
temperature is too high, heat
radiation is not efficient.
- something is preventing heat
radiation.
- leakage of refrigerant or
refrigerant systems is blocked.
- Compressor defect.
- 5 -
REMARKS
WHT : WHITE
YLW : YELLOW
BLK : BLACK
GRN : GREEN
C
C
CN-TH(YLW)
1 2 3 4
SENSOR (INTAKE.TEMP)
RED
YELLOW
BLUE
TRADE MARK
COMPRESSOR TERMINAL
Remedy
- None
- Improve heat radiation.
- Excessive amount of
refrigerant.
- Improve heat radiation.
- Locate and repair leak.
- Flush refrigeration cycle.
- Replace the compressor.
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