Whirlpool WOS51EC0H - Oven Component Testing Chart (Single;Combo)

For Service Technician Use Only
COMPONENT TESTING
Whirlpool
®
Smart Wall Ovens
n
3-13
Component Testing
The following charts provide pin locaons and Voltage/Resistance values for all components used in the oven and microwave. These
charts should be used to conrm that a component is operang properly. All this tesng informaon is also available in the Tech Sheet
that is provided with every oven Whirlpool produces.

To properly check for voltage, complete the following steps:
1. Unplug the oven or disconnect power.
2. Connect voltage measurement equipment to check points.
3. Plug in the oven or reconnect power and conrm voltage
reading.
4. Unplug the oven or disconnect power.
Component Serviceable Side Check Points Copernicus  
Lights Front P7-1 to L1 (J8-1) 0 Ω to 40 Ω 120 VAC
Latch Switch Front P3-7 to P3-5 Open circuit
Door Switch Front P3-6 to P3-5 Closed circuit with
oven door closed
Latch Motor Front P5-1 to N (J8-2) 500 Ω to 3000 Ω 120 VAC motor running
Oven Temperature Sensor Front P3-1 to P3-2 1075 Ω at 68°F
(20°C) DLB
Meat Probe Side P3-3 to P3-4 9876-10075 Ω
Blower Motor—High Speed Rear P5-5 to N (J8-2) 15 Ω to 23 Ω 120 VAC motor running
Blower Motor—Low Speed Rear P5-4 to N (J8-2) 15 Ω to 23 Ω 120 VAC motor running
Thermal Limiter Rear PX3-1 to L2 (Main line) Closed circuit 0 V closed, N/A open
Thermal Fuse (only for
single/double)
Front PX1-1 to PX3-2 Closed circuit 0 V closed, N/A open
Convecon Fan Rear P5-3 to N (J8-2) 20 Ω to 28 Ω 120 VAC motor running
Convecon Element Front PX1-3 to PX3-2 21.3 Ω to 24.7 Ω 240 VAC Convecon cycle
operang
Bake Element Rear PX1-1 to PX3-2 19.0 Ω to 21.6 Ω 240 VAC Bake cycle operang
Broil Element Front PX4-2 to PX3-2 14.8 Ω to17.2 Ω 240 VAC Broil cycle operang
User Interface Board Front P1-4 to P1-1 N/A 14 VDC
Copernicus ACU Side (Combo) P1-2 to P1-5 N/A 14 VDC

Component Serviceable Side Check Points Copernicus  
Lights Front P7-1 to L1 (J8-1) 0 Ω to 40 Ω 120 VAC
Latch Switch Front P3-7 to P3-5 Open circuit
Door Switch Front P3-6 to P3-5 Closed circuit with
oven door closed
Latch Motor Front P5-1 to N (J8-2) 500Ω to 3000Ω 120 VAC motor running
Oven Temperature
Sensor
Front P3-1 to P3-2 1075Ω at 68°F (20°C)
DLB
Meat Probe Side P3-3 to P3-4 9876-10075 Ω
Cooling Fan Motor —
High Speed
Rear P5-5 to N (J8-2) 15 Ω to 23 Ω 120 VAC motor running
Cooling Fan Motor —
Low Speed
Rear P5-4 to N (J8-2) 15 Ω to 23 Ω 120 VAC motor running
Thermal Limiter Rear PX3-1 to L2 (Main line) Closed circuit 0 V closed, N/A open
Thermal Fuse (only for
single/double)
Front PX1-1 to PX3-2 Closed circuit 0 V closed, N/A open