5 FAILURE INFORMATION AND CODE
Note
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure recovery
Recovered upon failure rcovery
Recovered upon failure recovery
NO.
1
2
3
4
5
6
8
9
10
12
13
14
16
17
19
20
21
Code
E0
E1
E2
E3
E4
E5
E7
E8
E9
Eb
EC
Ed
EF
EH
EP
EU
P0
Main control parameter memory EPROM failure
Phase sequence failure of main control board check
Communication failure between master and the HMI
Total water outlet temperature sensor failure (main unit valid)
Unit water outlet temperature sensor failure
1E5 condenser tube temperature sensor T3A failure
2E5 condenser tube temperature sensor T3B failure
If there is a failure recovery,the
number of previous protections
will be cleared
Communication failure between master and slave
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Recovered upon error recovery
Occurs 3 times in 60 minutes and
the error can be recovered by
turning off the power supply only
Content
Ambient temperature sensor failure
Slave unit module reduction
Unit water return temperature sensor failure
System self-check failure alarm
Discharge temperature sensor failure alarm
Tz/7 Coil final outlet temperature sensor error
System high-pressure protection or discharge
temperature protection
1Eb-->Taf1 cooling evaporator low-temperature
antifreeze protection sensor failure
2Eb-->Taf2 cooling evaporator low-temperature
antifreeze protection sensor failure
1Ed-->A system discharge temperature sensor failure
2Ed-->B system discharge temperature sensor failure
Power supply phase sequence protector output error
Water flow detection failure
5.1 Failure code of unit
39
31
V.1
Summary of Contents for ECH R32 Series
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