can you please answer my question.?

autoclave machine:- Raypa-Autoclave Model AE-75 DRY 

Once i switch on the machine it's show in the microprocessor screen two messages :- start to continue and then water in chamber and then once i press to start the process of sterilization in the middle of the process it's show another error message which is fault temperature. so please can you help me to solve this problem?. 

 

Thank you in advance