Convection Oven Unit working upon arrival. Reported sometimes will stop heating and will have to turn off and back on to get unit working. Found flame sense 3.5ua. found igniter wire burnt up and brittle. Installed spare wire for time being will order 1=55648= ignition wire. cooling fans working but heavily covered in dust. cleaned. ignition module may have also been damaged by heat as a result. spoke to Athen, will order igniter wire. if it happens in the meantime he will call and have us order the module. 2-26-20 Actual problem is with bottom convection oven. Replaced previously ordered ignition cable. Reinforced with high temp sheathing and high temp tape. Tested okay.