Time control valve error code expression meaning

24 hours timer control valve

The 24 hour time control valve, when the error occurs, the different error messages appear, the meaning of the representative is different, Let me show for you below
ERR1 locked-rotor
ERR2 sets time chip error, chip soldering problem or resistance R27,R28 welding problem
ERR3 reading time chip error, chip welding problem or resistance R27,R28 welding problem
The time of ERR4 clock chip is not gone, which may be a problem with the welding of the crystal and U4
ERR5 has no effective setting action time, such as all starting time and closing time are 00:00, can not be timed, can be long press the setting button to enter the setting mode to be redone



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