Convection not working in Sharp R1881LSY microwave/convection

[FoothillsStar]

Model Number

R1881LSY

Brand

Sharp

Age

1-5 years

Microwave heating is fine, but convection does not heat. I tested several thermal cut offs and the heat element and they were fine. I'm looking for schematics and a tech manual for it, any ideas on where to find?
Brand: Sharp
Type: Microwave Oven
Description: 1.1 Cu. Ft. Over-the-range Microwave Oven
Model: R-1881LSY
Serial: 515632
Manufactured: August 2018

 

[Jake]

Hi, what was the result of this one:

Whirlpool Microwave Model WML55011HS2 heats for the first 20-30 seconds and then provides almost no heat for the remainder of the cook time

This microwave heats for the first 20-30 seconds and then provides almost no heat for the remainder of the cook time. Put something in and you can hear it turn on and within 20-30 seconds you can hear what I think is the magnetron stop, everything else is running (fan, turntable...) then the...

www.applianceblog.com

I would help you but I have no experience working on microwaves, hopefully another tech or member can assist you.