Electronic Range Control Component Test Points; Relay Logic - KitchenAid JOB AID 4317282 Technical Education

ELECTRONIC RANGE CONTROL COMPONENT TEST POINTS

COMPONENTS
Door Switch
Door Lock Solenoid
(with door closed)
Oven Temperature Sensor
Blower Motor
Lamp Transformer
Oven Shutdown Thermal Fuse
Bake Element
Broil Element
Convection Bake Element
Convection Fan Motor
Latch Switch

RELAY LOGIC

MODES RELAYS
Reset
Bake Preheat
Bake
Broil Preheat
Broil
Convection Bake Preheat
Convection Bake
Convection Broil Preheat
Convection Broil
Convection Roast Preheat
Convection Roast
Bread Preheat
Bread Baking
Proof
Keep Warm
Clean
LEGEND:
0 = OFF
X = ON
+
= CYCLING (MAXIMUM PERIOD = 60 SECONDS)
X = ON OR OFF
FRONT/REAR
Top P7-1 (green) to P7-3 (tan)
Top P6-1 (white) to P6-2 (yellow)
Front P7-4 (violet) to P7-5 (violet)
Rear P1-1 (gray) to Neutral (white)
Top
Rear Output side of Double Line Break Relay
(red wire) to red wire at terminal block
Rear P5-2 (red) to output side of Double Line
Front P5-5 (blue) to output side of Double Line
Front P5-1 (yellow) to output side of Double Line
Front/Rear P1-3 (orange) to Neutral (white)
Top
BAKE BROIL
ELEMENT ELEMENT
0 0
X +
+ +
0 X
0 +
+ 0
+ 0
0 X
0 +
X +
+ +
X X
+ +
0 +
+ +
+ +
CHECK POINTS
Primary Winding
Secondary Winding
Break Relay (red)
Break Relay (red)
Break Relay (red)
P7-2 (blue) to P7-3 (tan)
CONVECTION CONVECTION
BAKE ELEMENT FAN MOTOR
0
0
0
0
0
X
+
0
0
0
0
0
+
0
0
0
4-3
RESULTS
Door Open = Closed Circuit
Door Closed = Open Circuit
50 Ω
1080 Ω @ 21 ˚C (70˚F)
14 to 18 Ω
40 to 45 Ω
Less than 1 Ω
Closed Circuit
25 to 30 Ω
45 to 55 Ω
28 to 35 Ω
8 to 12 Ω
Door Unlocked = Open Circuit
Door Locked = Closed Circuit
HALOGEN BLOWER
LIGHTS MOTOR
0 0
0 X
0 X
0 X
0 X
X X
X X
X X
X X
X X
X X
X X
X X
0 0
0 X
0 0
X
X
X
X
X
X
X
X
X
X
X
X
X
0
0
X