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MAINTENANCE
MAINTENANCE
6.2 Explanation of the Error Codes
If during operation the water heaters display shows a flashing fault code, then please follow the
below actions.
Fault code will be flashing when there is a fault. On such occasions, please turn off the hot water
outlet and then turn on or turn off/then on the monitor, and then turn back on the outlet valve
and try a hot water outlet once or twice. If the display still shows the fault code, please be sure to
close the water valve, turn off the power and contact your installer or the manufacturers after-sales
service.
Error Code
Explanation
01
Inlet water temperature sensor fault
10
Detect a flame signal through pre-check
11
Ignition fails
12
Normal combustion flames out accidentally
13
Thermostat fault protection
32
Fan blocking protection
40
Fan or its drive circuit faulty
50
Over temperature protection (outlet is > 80°C)
51
Over temperature protection (inlet is > 65°C)
60
Outlet water temperature sensor fault
70
Wrong programming
80
Timing protection
