Mitsubishi Heavy Industries FDT28KXE6A Service Manual page 42

Code
Write-in contents
No.
41
Inverter CM2 operation frequency
42 Answer Hz total
43 Compressor 1 cumulative operating time (estimate)
44 Compressor 2 cumulative operating time (estimate)
45 Compressor 1 start times
46 Compressor 2 start times
47 Compressor stop causes
48 Compressor stop causes
49 Compressor stop causes
50 Compressor stop causes
51 Control status
52 Control status
53 Discharge pressure saturation temperature
54 Intake pressure saturation temperature
55 Control status equal oil 2
56 Control status oil return
57 Control status defrost conditions
Data write-in Number of
Write-in unit
range bytes
0~255 1Hz
1
0~65535 1Hz 2
0~65535 1 h 2
0~65535 1 h 2
0~65535 20 times 2
0~65535 20 times 2
— — 1
—
— 1
— — 1
— — 1
0~180 1 second 1
0~180 1 second 1
-50~70 0.1ºC 2
-50~70 0.1ºC 2
0,1 — 1
0~2 —
1
0~3 — 1
40
- -
Record data
Contents
Bit0 Defective outdoor temperature thermistor
Bit1 Defective outdoor unit heat exchanger 1 thermistor
Bit2 Defective outdoor unit heat exchanger 2 thermistor
Bit3 Defective outdoor unit heat exchanger 3 thermistor
Bit4 Defective outdoor unit heat exchanger 4 thermistor
Bit5 Defective discharge pipe thermistor 1
Bit6 Defective discharge pipe thermistor 2
Bit7 Defective sub-cooling coil thermistor 1
Bit0 Defective sub-cooling coil thermistor 2
Bit1 Defective suction pipe thermistor
Bit2 Defective low pressure sensor
Bit3 Defective high pressure sensor
Bit4 Inverter 1 anomalous communication
Bit5 Inverter 2 anomalous communication
Bit6 Anomalous high pressure
Bit7 Anomalous Low pressure
Bit0 Td1 Anomalous discharge pipe temp.
Bit1 Td2 Anomalous discharge pipe temp.
Bit2 CM1 starting defect
Bit3 CM2 starting defect
Bit4 Synchronous failure of CM1
Bit5 Synchronous failure of CM2
Bit6 Current cut of CM1
Bit7 Current cut of CM2
Bit0 Power transistor 1 overheating
Bit1 Power transistor 2 overheating
Bit2 FM01 anomaly
Bit3 FM02 anomaly
Bit4 Compressor stop command from indoor unit
Bit6 Dilution rate protection
Bit7 Demand control 0%
CM1 3-minute delay timer
CM2 3-minute delay timer
0 None
1 Under control
0 None
1 Waiting for oil return
2 Under oil return
0 None
1 Temperature conditions
2 Strengthening temperature conditions
3 Time conditions