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Please refer to the following table for the following conditions:
Manual reset steps：
1. Press and hold (5 seconds) the on/stand-by button.
2. Close and open the hot water tap.
E2 Wrong flame signal Contact after-sales personnel to check whether
the flame feedback needle is normal. The system
needs to reset by manual to eliminate error
codes.
E1 No flame signal Contact after-sales personnel to check whether
the flame feedback needle is normal. The system
needs to reset by manual to eliminate error
codes.
C1 Gas valve leakage Contact the after-sales service personnel to
check the valve for leakage. The system needs to
reset by manual to eliminate error codes.
Phenomena
Ignition failure
No hot water
comes out
Causes
The gas valve is not open
Air is mixed in the gas pipe
Power is not connected
Improper gas pressure
Fully open the gas valve
Restart every 10-20 seconds for
several times
Turn on electricity
Ask the maintenance personnel to
check the pressure regulating valve
Insucient inlet pressure Ask the maintainer to check the
water pressure
Excessive pressure caused by flue
blockage
machine stoppage
Flmeout caused by too small water
inlet valve
Ask the maintenance personnel to
clean the flue
Contact maintenance personnel
Fully open the water inlet valve
Treatment
The water is not
hot enough
The water is too hot
Excessive water flow
Gas valve is not open widely enough
Set temperature too low
Water flow is too low
Set temperature too high
Insucient gas Check gas supply
Decrease the water flow
Full open the gas valve
Increase the set temperature
Increase the water flow
Decrease the set temperature
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