KitchenAid Microwave

KitchenAid KEMS378GWH

Model # KEMS378GWH

KitchenAid sold the KEMS378GWH as part of its US microwave oven range. The source describes the KEMS378GWH as a Superba® 27″ Microwave Convection Upper/Convection Lower Oven. Nothing further about its specification was recovered, so nothing further is stated here. The only dated record of it is a capture of KitchenAid’s US product site from January 2000.

The KEMS378GWH is a colour or finish variant, printed verbatim on KitchenAid’s archived product page for the KEMS378G. An owner whose plate reads KEMS378G, or one of its other finishes, is looking at the same machine in a different colour. The other finishes printed on that same page are KEMS378GBL. That puts the KEMS378GWH two decades or more into use, which is where the door latch, the interlock switches and the turntable drive start to decide how the machine behaves. The KEMS378GWH is discontinued, so the parts question gets answered first and the price second.

Key Features

  • Superba® 27" Microwave Convection Upper/Convection Lower Oven
  • Recorded on KitchenAid's US product site in January 2000
  • Printed as a colour or finish variant on KitchenAid's archived product page for the KEMS378G

Most Common Issues on This Model

01

Keypad legends worn away with use, so the panel is hard to read

02

A door seal face damaged, which the oven can read as an interlock fault

03

A magnetron reaching the end of its life, showing as heating that has become slow and uneven

04

A door interlock switch that has failed, so the oven lights and runs its fan but will not heat

Error Codes Common to This Model

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FAQ

KitchenAid KEMS378GWH FAQ

KitchenAid places the plate inside the door, so that is where the KEMS378GWH label will be. Model and serial are printed on the same sticker. Getting the KEMS378GWH number exactly right matters most on an older machine, where parts diverged between otherwise identical-looking siblings.

Then the job stops there and you are told. The KEMS378GWH has been out of production for long enough that this is a real possibility on some components, which is why availability for a KEMS378GWH is checked before a diagnosis is charged for rather than after.

That is typically a thermal protector reacting to a blocked cooling path. With the KEMS378GWH unplugged at the wall, the external vents and filters of a KEMS378GWH can be cleared, which sometimes settles it. If a KEMS378GWH keeps stopping after that, the fault is internal and is a technician's job.

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