Xinje XC Series User Manual page 137

Appendix 5 common question A&Q
(1) Check if the thermocouple cold point is short with the outside cover. If short, please change
another thermocouple.
(2) the weak electricity such as outside interference, thermocouple, temperature module should
separate from the strong electricity, make sure there is certain distance between them. If the device
has motor, inverter, make sure to connect the ground correctly.