Friday, April 22, 2016

Electrolux EW30EW55GS1 Bake mode not working. No error codes

Bake temp will not hold

Electrolux convection wall oven, model EW30EW55GS1

The bake temp on this oven does not hold, yet, other heat functions do operate. As a reference, I am using the Electrolux service manual 318-202-104, it’s the one that came up when entering the model number. The owner has a user manual 318 205 130, and shows a different control panel. The service literature states that this oven has three elements; bake (lower), broil, (upper) and convection (rear). In reality, this oven does not have a lower bake element.

I cycled the breaker to see if any error codes came up. No error codes.

Using a temperature probe on my meter I monitored each of the functions with the following results:
• Bake: set at 350. First rise reached 366 degrees and then did not turn back on. Control panel indicated all elements and fans cycling: bottom heat, top heat and rear heat. Oven cooled to 200. End test.
• Broil: set 550. First rise reached 607. The oven cycled to 500, 483, 537
• Convection Bake: set to 350. First rise reached 367, cycle at 325.

Findings: Top and rear heat elements working. Oven temp probe seems to be working in convection modes and broil, rear fan and blower functional. I did not check door lock. At this point I suspect it could be the controller, auxiliary board or the glass panel. Without EOC fault codes, I’m not sure which board to target. The literature states that the auxiliary board controls the convection element and the blower speeds, those components appear to work. The EOC controls the bake, broil, preheat, convection bake and convection roast modes. Bake mode does not heat but convection bake does.
The boards are pricey so I don’t want to experiment by swapping out boards.
Given that I could only find one service manual for this model, which by the way shows a different controller than the one on the unit, and the oven does not come equipped with a bake element, , I’m suspecting that I don’t have the correct reference for the controller diagnostics. Suggestions?

via Electrolux EW30EW55GS1 Bake mode not working. No error codes
by Allegro

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