Samsung Assy Bracket Thermostat not working

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Brand: Samsung Electric Dryer
Model Number: DV42H5200EF/A3
Main Symptom: Failed Thermostat
What happens & when: - Replaced and Failed again after 2 weeks. One of the terminals looks dark/off color on the 2nd failure. Heating coils are fine, check thermistor and OHM reading good at 10. Any suggestions on items to check

Dryer operates and no error codes

Error Code (if any):
Parts or tests already tried:

Check for firm connection of wiring to the thermostats. This would be the most common cause for this issue. With the thermostat continuing to blow then also check the venting of the unit to make sure that it is clean.