GE ZEK957 Series, Technical Service Manual

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Table of Contents
Table of Contents
Introduction ................................................................................................. 3
Nomenclature ............................................................................................. 4
Control Panel Features 5 .............................................................................. 5
Component Locator Views ......................................................................... 11
Oven ......................................................................................................... 15
Lift-Off Oven Door ..................................................................................... 15
Door Assembly ........................................................................................... 15
Oven Door Gasket ..................................................................................... 16
Door Hinge Assemblies .............................................................................. 17
Door Hinge Replacement ........................................................................... 17
Component Compartment Airflow ............................................................... 17
Electronic Oven Control System ................................................................ 18
Control Panel ............................................................................................. 18
Electronic Control (EC) .............................................................................. 18
Control Voltage .......................................................................................... 19
Key Panel Test ........................................................................................... 19
Ohmmeter Test .......................................................................................... 20
ERC Failure Codes .................................................................................... 21
Special Functions ...................................................................................... 23
Oven Sensor and Sensor Circuits ............................................................. 23
Oven Sensor and Door Switch Ohmmeter Test ......................................... 24
Sensor and Lock Switch Connectors ......................................................... 24
Oven Circuits ............................................................................................. 25
Oven Calibration ........................................................................................ 25
Motorized Door Lock ................................................................................. 26
Oven Thermal Switch ................................................................................ 27
Lock Thermal Switch .................................................................................. 27
Fan Switch ................................................................................................. 27
Convection Bake Element and Fan Assembly ............................................ 28