Presto Heatdish noise
The heatdish makes a constant noise like it had been bumped when it was working OK. I had it turned on and left for a few hours and when i returned the bumped warning was going off. It is now continuous.
Heating & Cooling - Presto - HeatDish Compact Heater
Answers & Comments
I know the metal dish has to be dust free, clean. Beyond that you may want to call their customer service number 800-877-0441 for more help.
Call Presto customer service to discuss the problem. There could be a number of solutions. 800.877.0441