How to restore to factory setting for T-507 temperature controller of S&A chiller

1、Press and hold “Set”+“Power-button”for over 10 sec under running status

 

2、Until the LCD screen displays “000”

 

3、Press and hold “▲” until LCD screen displays “615”(defaulted passage)

 

4、Press “Set” to display “RECOVERY SUCCESS”

 

Now all parameters values setting of the controller have been restored to factory settings.

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