-
42
-
Current
safe
4 time
flash
1 time
flash
2 time
flash
3 time
flash
4 time
flash
5 time
flash
6 time
flash
41
1 time
flash
61
2 time
flash
62
5 time
flash
OFF
50
6 time
flash
OFF
60
7 time
flash
1 time
flash
71
8 time
flash
OFF
80
1 time
flash
81
2 time
flash
82
3 time
flash
83
4 time
flash
84
5 time
flash
85
6 time
flash
86
7 time
flash
87
8 time
flash
88
2 time
flash
72
3 time
flash
73
4 time
flash
74
5 time
flash
75
6 time
flash
76
42
43
44
45
46
When there is a current safe stop in overload 1 mode
during cooling operation.
When there is a current safe stop in overload 2 mode
during cooling operation.
When there is a current safe stop in overload 3 mode
during cooling operation.
When there is a current safe stop in overload 1 mode
during heating operation.
When there is a current safe stop in overload 2 mode
during heating operation.
When there is a current safe stop in overload 3 mode
during heating operation.
When the discharge pipe sensor’s value exceeds the set
value.
After the compressor starts, when the compressor stops at
less than 16 rps due to rotor lock.
When the compressor stops at 16 rps or higher speed due
to rotor lock.
When compressor start fails 42 times in succession and
the reason for the final failure is rotor lock.
When compressor start fails 42 times in succession and
the reason for the final failure is rotor lock.
When compressor start fails 42 times in succession and
the reason for the final failure is rotor lock.
When compressor start fails 42 times in succession and
the reason for the final failure is rotor lock.
When a temperature of –20ºC or lower is sensed continuously
for 40 minutes during heating operation (the compressor stops).
When a temperature of –50ºC or lower is sensed continuously
for 40 minutes during heating operation (the compressor stops).
When the indoor unit’s fan motor is detected to be
running at 300 rpm or lower speed with the fan motor in
the ON condition while the air conditioner is running.
Anti-condensation prevention control is operating.
When the anti-frost control operates and the compressor
stops during cooling operation.
When high pressure control operates during heating
operation and the compressor stops.
When compressor overheating protective control operates
and the compressor stops.
When refrigeration cycle system protective control
operates.
When a disconnection signal (temperature below 7ºC) is sent for
15 seconds or longer as the discharge pipe sensor data after the
outdoor unit’s speed is 0 rps or higher continuously for 9 minutes.
When 1 minute 55 seconds passes without
communications signals from either the outdoor unit or
the indoor unit being detected correctly.
When 10 seconds passes after the power is turned on without communications
signals from the indoor or outdoor unit being detected correctly.
When 1 minute 50 seconds passes without communications signals
from either the outdoor unit or the indoor unit being detected correctly.
Cooling overload 1
(outdoor temperature:
36~40ºC)
Compressor
overheat
125ºC
Serial signal
transmission
error
Can’t receive signals for 1 minute
55 seconds (if communications
have recovered)
Rotor lock
Less than 16 rps
Protective
control
operation
Indoor unit fan motor is
abnormal.
Discharge pipe sensor is
abnormal (anomalous stop).
Indoor heat exchanger sensor
is abnormal (anomalous stop).
Outdoor heat exchanger sensor is
abnormal (anomalous stop).
Anti-condensation control
Anti-frost control
High pressure control
Compressor overheating
protection control
Refrigeration cycle system
protective control
16 rps or higher
Phase switching defects
(U phase)
Phase switching defects
(V phase)
Phase switching defects
(W phase or impossible to
distinguish).
Compressor software start
(within 4 seconds after
phase switching)
Connection lines between the
indoor and outdoor units are faulty.
Serial transmission error.
Heating overload 1
(outdoor temperature:
5~12ºC)
Cooling overload 2
(outdoor temperature:
40~45ºC)
Heating overload 2
(outdoor temperature:
12~17ºC)
Cooling overload 3
(outdoor temperature:
45ºC~)
Heating overload 3
(outdoor temperature:
17ºC~)
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(2 times)
(3 times)
(2 times)
(2 times)
(2 times)
(2 times)
(4 times)
-
-
-
Major category
Number of flashes
when in service mode
Minor category
Error content
Stop code
or
Error code
TIMER
light
(1’s digit)
RUN
light
(10’s digit)
Cause
Occurrence conditions
Error
display
Auto
recovery
Overcharge
Compressor lock
Overload operation
Overcharge
Compressor lock
Overload operation
Overcharge
Compressor lock
Overload operation
Overcharge
Compressor lock
Overload operation
Overcharge
Compressor lock
Overload operation
Overcharge
Compressor lock
Overload operation
Refrigerant is insuffcient.
Discharge pipe sensor is faulty.
Service valve is closed.
Power supply is faulty.
Power supply cables and signal lines are improperly wired.
Indoor or outdoor unit circuit board is faulty.
Compressor is faulty
Compressor output is open phase
Electronic expansion valve is faulty.
Overload operation
Outdoor unit circuit board is faulty.
Compressor is faulty
Compressor output is open phase
Electronic expansion valve is faulty.
Overload operation
Outdoor unit circuit board is faulty.
Compressor is faulty
Compressor wiring is disconnected.
Compressor wiring is short circuited.
Outdoor unit’s circuit board is faulty.
Compressor is faulty
Compressor wiring is disconnected.
Compressor wiring is short circuited.
Outdoor unit’s circuit board is faulty.
Compressor is faulty
Compressor wiring is disconnected.
Compressor wiring is short circuited.
Outdoor unit’s circuit board is faulty.
Compressor is faulty
Compressor wiring is disconnected.
Compressor wiring is short circuited.
Outdoor unit’s circuit board is faulty.
Fan motor is faulty.
Connector connections are poor.
Indoor unit circuit board is faulty.
Discharge pipe sensor wire is
disconnected.
Connector connections are poor.
Heating overload
Indoor unit fan speed drops
Indoor heat exchanger sensor short circuit
Refrigerant is insufficient.
Discharge pipe sensor is faulty.
Service valve is closed.
Service valve is closed.
Refrigerant is insufficient.
High humidity condition.
Humidity sensor is faulty.
Indoor unit fan speed drops.
Indoor heat exchanger sensor short circuit
Indoor heat exchanger sensor wire is
disconnected.
Connector connections are poor.
Outdoor heat exchanger sensor
wire is disconnected.
Connector connections are poor.
Connection lines between the indoor and
outdoor units are faulty.
Indoor or outdoor unit circuit boards are faulty.
Indoor or outdoor unit circuit boards
are faulty.
Noise is causing faulty operation.
Summary of Contents for SRK56CE-S1
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