Jenn-Air JES8750BA Series Service Manual

Also see for JES8750BA Series: Planning Dimensions

Testing Procedures! WARNINGTo avoid risk of electrical shock, personal injury, or death, disconnect power to range before servicing, unlesstesting requires power.© 2006 Maytag Services 16026926 13Component Testing ProceduresIllustration Component Test Procedure ResultsOven light & housing Disconnect connector and testresistance of terminals..............................Measure voltage at oven light...................Verify bulb is properly inserted.Continuity with bulb inserted.120 VAC, see wiring diagram for terminalidentification.If voltage is not present at oven light,check wiring or light switches.CoilTerminalsCOM NORemote relay Infinite switch in the following positions:On (any setting) ....................................Off.........................................................COM-NO= Continuity (closed).COM-NO= Infinity (open).(JES8850BC*,JES9900BC*)Top power relay Power applied:Pins 1 (NC) and 7 .................................Pins 3 (NC) and 9 .................................Power not applied:Pins 1 (NC) and 4 (NO).........................Pins 3 (NC) and 6 (NO).........................Pins A to B................................................Continuity.Continuity.Continuity.Continuity.24 VDC when power applied.Indicator lights Measure voltage at indicator light ............. If voltage is present and light does notwork, replace light.If voltage is not present at indicator light,check wiring.Rocker switch Measure continuity of switch positions:Open .....................................................Closed...................................................Infinite.Continuity.Door plunger switch Remove switch from unit and measurethe following points:Door closed...........................................Door open .............................................COM-NO= Continuity (closed).COM-NO= Infinity (open).Autolatch assembly Disconnect wires and test for continuityper wiring diagram ....................................Refer to Parts Manual for correctautolatch switch associated with thecorrect manufacturing number.See wiring diagram for schematic layout.Common is in neutral position unlesslocking or unlocking autolatch assembly.COMNODoor lock switch Switch connection in the followingpositions:Door latch locked ..................................Door latch unlocked ..............................COM-NO= Continuity (closed).COM-NO= Infinity (open).Hidden bake element Disconnect wiring to element andmeasure cold resistance of terminals .......Measure voltage at bake element.............Approx. 20 Ω.240 VAC.Bake element Disconnect wiring to element andmeasure cold resistance of terminals .......Measure voltage at bake element.............Approx. 22 Ω.240 VAC.Broil element Disconnect wiring to element andmeasure cold resistance of terminals .......Measure voltage at broil element..............Approx. 12.5 to 18 Ω.240 VAC.Warmer element Disconnect wiring to element andmeasure cold resistance of terminals .......Measure voltage at broil element..............Approx. 12.5 to 18 Ω.120 VAC.Convection element Disconnect wiring to element andmeasure cold resistance of terminals .......Measure voltage at convect element ........Approx. 16.5 Ω.240 VAC.