-
-
'12•SRK-T-137
'09•SRK-DB-087D
Outdoor fan motor error
Rotor lock
(7) Phenomenon observed after shortcircuit, wire breakage on sensor
(a) Indoor unit
Defective fan motor, connector poor
connection, defective outdoor PCB
Defective compressor, defective
outdoor PCB
Sensor
Operation
mode
Phenomenon
Shortcircuit
Disconnected wire
Room temperature
sensor
Cooling
Heat exchanger
sensor
Cooling
Humidity sensor
Cooling
■
Humidity sensor operation
Failure mode
Control input circuit resding
Air conditioning system operation
①
②
①②
①
②
See pages 53.
main
'09•SRK-SM-087D
(8) Checking the indoor electrical equipment
(a) Indoor PCB check procedure
(b) Outdoor unit
Is there voltage between terminal
blocks
①
and
②
? (AC 220V)
Indoor electrical components
are normal.
Is the voltage between terminal
blocks
②
and
③
oscillating between
DC 0 and 20V?
Inspect
If the package components
are not damaged, replace the
fuse and perform an operation
check again.
Compressor stop.
power source
for outdoor unit.
Replace indoor PCB.
Is the fuse burnt out? (3.15 A)
NO
YES
YES
NO
YES
NO
(b) Indoor unit fan motor check procedure
(i) Indoor PCB output check
① ④
⑤
(ii) Fan motor resistance check
⑥
⑤
④
③
②
①
⑥
⑤
④
③
②
①
FM
I
DC15V
Indoor PCB
DC 308~336V
DC several V
(4~6 V)
CNU
(–)
GND
Blue
Yello
w
White
Black
Red
Sensor
Operation
mode
Phenomenon
Shortcircuit
Disconnected wire
Heat exchanger
sensor
Cooling
Ourdoor air
temperature sensor
Cooling
Discharge pipe
sensor
All modes
Measuring point
Resistance when normal
① − ③
−
④ − ③
−
Measuring
point
Resistance when
normal
① − ③
④ − ③
⑤ − ③
⑥ − ③
k
1)
2)
3)
Summary of Contents for SRK-13CMS-2
Page 46: ... 45 12 SRK T 137 3 Wireless remote control Unit mm 60 17 3 150 Unit mm 60 17 3 150 ...
Page 71: ... 70 12 SRK T 137 4 Troubleshooting procedure If the air conditioner runs NO YES 71 ...
Page 79: ... 78 12 SRK T 137 ...
Page 108: ... 107 12 SRK T 137 MEMO ...
Page 114: ... 113 12 SRK T 137 MEMO ...
Page 117: ... 116 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 121: ... 120 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 125: ... 124 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 129: ... 128 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 133: ... 132 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 137: ... 136 12 SRK T 137 CRBE0290 6 11 9 10 13 14 3 15 12 2 4 8 7 5 1 7 7 PANEL FAN ASSY ...
Page 141: ... 140 12 SRK T 137 CRBE0221 12 16 17 1 2 3 5 6 7 8 9 10 13 16 14 15 4 11 PANEL FAN ASSY ...