Mitsubishi Heavy Industries SRK60ZJX-S, Техническое руководство

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'10 • SR-T-091
'09•SRK-DB-087D
(c) Error code, stop code table
0 Normal
Can not receive signals for 35
seconds
(if communications have recovered)
Power supply is faulty.
Power supply cables and signal lines are improperly wired.
Indoor or outdoor PCB are faulty.
Cooling overload operation.
Outdoor unit fan speed drops.
Outdoor heat exchanger sensor is short circuit.
Refrigerant is insufficient.
Discharge pipe sensor is faulty.
Service valve is closed.
Outdoor air temperature sensor wire is
disconnected.
Connector connections are poor.
Outdoor PCB is faulty.
Suction pipe sensor wire is
disconnected.
Connector connections are poor.
Outdoor PCB is faulty.
Discharge pipe sensor wire is
disconnected.
Connector connections are poor.
Outdoor PCB is faulty.
Compressor lock.
Compressor wiring short circuit.
Compressor output is open phase.
Outdoor PCB is faulty.
Service valve is closed.
Electronic expansion valve is faulty.
Compressor is faulty.
Defective active filter.
Outdoor fan motor is faulty.
Connector connections are poor.
Outdoor PCB is faulty.
Outdoor PCB is faulty.
Power transistor is damaged.
Service valve is closed.
Refrigerant is insufficient.
Refrigerant is overcharge.
Compressor lock.
Overload operation.
Compressor wiring is disconnected.
Power transistor is damaged.
Power supply construction is defective.
Outdoor PCB is faulty.
Compressor is faulty.
Compressor is faulty.
Compressor output is open phase.
Electronic expansion valve is faulty.
Overload operation.
Outdoor PCB is faulty.
Connection lines are faulty.
Indoor or outdoor PCB are faulty.
Indoor or outdoor PCB are faulty.
Noise is causing faulty operation.
Indoor fan motor is faulty.
Connector connections are poor.
Indoor PCB is faulty.
Indoor heat exchanger sensor wire is
disconnected.
Connector connections are poor.
High humidity condition.
Humidity sensor is faulty.
Indoor unit fan speed drops.
Indoor heat exchanger sensor is broken wire.
Heating overload operation.
Indoor unit fan speed drops.
Indoor heat exchanger sensor is short circuit.
Anti-condensation prevention control is operating.
Refrigeration cycle system
protective control
Anti-condensation control
Heating high pressure control
Short circuit in the power
transistor (high side)
Current cut circuit breakdown
OFF
05
5 time
flash
Cooling high pressure control 35
5 time
flash
51
1 time
flash
Indoor unit's fan motor is
abnormal
80 OFF
Current cut 42
2 time
flash
V
Compressor wiring is unconnection
oltage drop
Low speed protective control
59
9 time
flash
Compressor overheat
110°C (SRC 50, 60ZIX-S : 115°C)
36
6 time
flash
Outdoor heat exchanger sensor wire is
disconnected.
Connector connections are poor.
Outdoor PCB is faulty.
Outdoor heat exchanger sensor
is abnormal
37
7 time
flash
Indoor heat exchanger sensor
is abnormal (anomalous stop)
82
2 time
flash
86
6 time
flash
Anti-frost control
85
5 time
flash
Active filter voltage error 47
7 time
flash
57
7 time
flash
Suction pipe sensor
is abnormal
(Multi system only)
53
3 time
flash
84 4 time
flash
Outdoor air temperature sensor
is abnormal
38
8 time
flash
Outdoor unit's fan motor is
abnormal
48
8 time
flash
Current safe 58
8 time
flash
Connection lines between the
indoor and outdoor units are
faulty
61
1 time
flash
Serial transmission error 62
2 time
flash
Discharge pipe sensor is
abnormal (anomalous stop)
39
9 time
flash
Rotor lock 60
OFF
(5 times)
(3 times)
(3 times)
(3 times)
(2 times)
Number of flashes when in
service mode
RUN
light
(10's digit)
TIMER
light
(1's digit)
Stop coad
or
Error coad
Error content Cause Occurrence conditions
Error
display
Auto
recovery
OFF
3 time
flash
5 time
flash
6 time
flash
8 time
flash
4 time
flash
(2 times)
(2 times)
(3 times)
(3 times)
(3 times)
When high pressure control operates during heating
operation and the compressor stops.
When the anti-frost control operates and the compressor
stops during cooling operation.
When 10 seconds passes after the power is turned on
without communications signals from the indoor or
outdoor unit being detected correctly.
When the current is 1A or less at the time the
compressor started.
When the power supply voltage drops during operation.
When the compressor command speed is 1ower than 32
rps for 60 minutes.
When a temperature of –28°C 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 (SRF : 150) rpm or lower speed with the fan motor
in the ON condition while the air conditioner is running.
When 7 minute 35 seconds passes without
communications signals from either the outdoor unit or
the indoor unit being detected correctly.
After the compressor starts, when the compressor stops
due to rotor lock.
When there is a current safe stop during operation.
When it is judged that the power transistor was
damaged at the time the compressor started.
When a fan speed of 75 rpm or lower continues for 30
seconds or longer.
When refrigeration cycle system protective control
operates.
When the wrong voltage connected for the power supply.
When the outdoor PCB is faulty.
Compressor start fails 42 times in succession and the
reason for the final failure is current cut.
When 35 seconds passes without
communications signals from either the outdoor unit or
the indoor unit being detected correctly.
–55°C or lower is detected for 5 seconds continuously 3 times
within 40 minutes after intial detection of this anomalous
temperature.
Or–55°C higher is detected for 5 seconds continuously
within 20 seconds after power ON.
–55°C or lower is detected for 5 seconds continuously 3 times
within 40 minutes after intial detection of this anomalous
temperature.
Or–55°C higher is detected for 5 seconds continuously
within 20 seconds after power ON.
–25°C or lower is detected for 5 seconds continuously 3 times
within 40 minutes after intial detection of this anomalous
temperature.
–55°C or lower is detected for 5 seconds continuously 3 times
within 40 minutes after intial detection of this anomalous
temperature.
Or–55°C higher is detected for 5 seconds continuously
within 20 seconds after compressor ON.
When the discharge pipe sensor's value exceeds the set
value.
When the outdoor heat exchanger sensor's value exceeds
the set value.
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(d) Remote controller information tables
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RUN light
(Operation switching)
Display pattern when
in service mode Operation switching
when there is an
abnormal stop
0
1
2
4
3
AUTO
DRY
COOL
FAN
HEAT
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TIMER light
(Fan speed switching)
Display pattern when
in service mode
Fan speed
switching when
there is an
abnormal stop
0
2
3
4
6
7 AUTO
HI
MED
LO
HI POWER
ECONO
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Remote controller setting
Operation switching
Fan speed switching
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0.5 sec.
1.5 sec.
RUN light
(10’s digit)
TIMER light
(1’s digit)
11-second interval
0.5 sec.
OFF
ON
OFF
ON
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