Error Codes - HMS Networks Intesis IN776MHI00 O000 Series User Manual

Error Codes

8. Error Codes
NOTE
These error codes are the same for all applications.
Code in the wired
Error code
RC
0 N/A
1 E1
2 E2
3 E3
5 E5
6 E6
7 E7
8 E8
9 E9
10 E10
12 E12
14 E14
15 E15
16 E16
19 E19
28 E28
30 E30
31 E31
32 E32
33 E33
35 E35
36 E36
37 E37
38 E38
39 E39
40 E40
41 E41
42 E42
43 E43
45 E45
46 E46
47 E47
48 E48
49 E49
51 E51
53 E53
54 E54
55 E55
56 E56
57 E57
USER MANUAL Version 1.2.7
Description
No active error
Remote controller communication error
Duplicated indoor unit address
Outdoor unit signal line error
Communication error during operation
Indoor heat exchanger temperature thermistor anomaly
Indoor return air temperature thermistor anomaly
Heating overload operation
Drain trouble
Excessive number of indoor units (more than 17) by controlling one
remote controller
Address setting error by mixed setting method
Communication error between master and slave indoor units
I/U Supply Air sensor disconnection
Indoor fan motor anomaly
Indoor unit operation check, drain motor check setting error
Remote controller temperature thermistor anomaly
Unmatched connection of indoor and outdoor unit
Duplicated outdoor unit address No.
Open L3 Phase on power supply at primary side
Inverter primary current error
Cooling overload operation
Discharge pipe temperature error
Outdoor heat exchanger temperature thermistor anomaly
Outdoor/Ambient air temperature thermistor anomaly
Discharge pipe temperature thermistor anomaly
High pressure error
Power transistor overheat
Current cut
Excessive number of indoor units connected, excessive total capacity of
connection
Communication error between inverter PCB and outdoor control PCB
Mixed address setting methods coexistent in same network
Inverter overcurrent error
Outdoor DC fan motor anomaly
Low pressure anomaly
Inverter anomaly
Suction pipe temperature thermistor anomaly
High/Low pressure sensor anomaly
Underneath temperature thermistor anomaly
Power transistor temperature thermistor anomaly
Insufficient in refrigerant amount or detection of service valve closure
Mitsubishi Heavy Industries VRF with KNX, Serial and IP support
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