Dryer GE (Ventless) model DCCH480EK0WW - Service manual please

[atiger]

Starts briefly, after 1-2min Displays T2 and stops. There is a t02 test in service mode, but no one entered service mode. There is TE2 error for thermistor, but display was T2....  Un/replugging does not change anything. Have a feeling smth related to maintenance. screen is clean. Thank you