Hitachi RCI-3.0FSN3 - 4.4 RAS-(5;6)FSXNH(E)

3-38
TC-12001
4-WAY CASSETTE
20
P5414964-rev.1
The End
10.4 Alarm Code
Code Category Content of Abnormality Code Category Content of Abnormality
01 Indoor Unit
Activation of Protection Device
(Float Switch)
35
System
Incorrect Setting of Indoor Unit No.
02 Outdoor Unit
Activation of Protection Device
(High Pressure Cut)
36 Incorrect of Indoor Unit Combination
03
Transmission
Abnormality between
Indoor and Outdoor
38
Abnormality of Picking up Circuit for
Protection in Outdoor Unit
04
Abnormality between Inverter PCB
and Outdoor PCB
39 Compressor
Abnormality Running Current at
Constant Speed Compressor
05 Supply Phase Abnormality Power Source Phases 41
Pressure
Overload Cooling
06 Voltage
Abnormality of Voltage Drop in
Outdoor Unit
42 Overload Heating
07
Cycle
Decrease in Discharge Gas Superheat 43
Protection
Device
Activation of Pressure Ratio Decrease
Protection Device
08
Excessively High Discharge Gas
Temperature at Top of Compressor
Chamber
44
Activation of Low Pressure Decrease
Protection Device
09 Outdoor Unit
Activation of Protection Device for
Outdoor Fan
45
Activation of Low Pressure Increase
Protection Device
11
Sensor on
Indoor Unit
Inlet Air Thermistor 46
Activation of High Pressure Increase
Protection Device
12 Outlet Air Thermistor 47
Activation of High Pressure Decrease
Protection Device
13 Freeze Protection Thermistor 48
Activation of Overcurrent Protection
Device
14 Gas Piping Thermistor 51
Inverter
Abnormal Inverter Current Sensor
19 Fan Motor
Activation of Protection Device for
Indoor Fan
52
Activation of Inverter Overcurrent
Protection
20
Sensor on
Outdoor Unit
Compressor Thermistor 53
Activation of Transistor Module
Protection
21 High Pressure Sensor 54
Abnormality of Inverter Fin
Temperature
22 Outdoor Air Thermistor 56
Outdoor Fan
Abnormality of Detection for Fan Motor
Position
23 Discharge Gas Thermistor 57 Activation of Fan Controller Protection
24 Evaporating Thermistor 58 Abnormality of Fan Controller
29 Low Pressure Sensor b0
System
Incorrect Setting of Unit Model
31
System
Incorrect Capacity Setting of
Outdoor Unit and Indoor Unit
b1
Incorrect Setting of Unit and
Refrigerant Cycle No.
32
Incorrect Setting of Other Indoor Unit
Number
EE Compressor Compressor Protection Alarm