Control Board Test Points - Viking VDSC548T Series Service Manual

Service Diagnostics and Procedures

Control Board Test Points

Components can be diagnosed via the control board. With the control board accessed (refer to Control Board
access procedure page 113), the following can be measured:
Component
Inner Bake Element
Outer Bake Element
(RH 30" Oven only)
Inner Broil Element
Outer Broil Element
Convection Element
Cooling Fan Motor
Convection Motor – Forward
Convection Motor – Reverse
Oven Lights
RTD
Door Latch Motor
Door Switch
Oven Light Switch
Door Latch Switch
Door Lock Switch
Line Input
Power Supply Line Input
Hall Effect Sensor
Meat Probe
© 2011 Viking Preferred Service
Oven Board Test Point
(P5) Orange/black–line break yellow
(P5) Blue – line break yellow
(P6) Gray – line break yellow
(P6) Purple – line break yellow
(P2) White – line break yellow
(P11) White – chassis ground
(P4) Blue/black – line break red
Capacitor leads removed
(P4 )Yellow/white–line break red
Capacitor leads removed
(P12) Yellow/black–line break red
(P14) Gray – (P14) violet
(P12) Black/white–line break red
(P15) Gray – (P15) brown
(P15) Violet – (P15) brown
(P15) Brown – (P15) blue/white
(P15) Brown – (P15) orange
(P12) Black – line break red
(P1) White – (P1) black
(P8) Red – (P8) black
(P17) White – (P17) black
Readings
37
37
30.0
33.5
21.8
18.6
100.00
100.00
12.1
1089 @ room temp
12.3 k Ohms
Infinite door open
0 door closed
Infinite light switch off
0 light switch on
0 door unlatched
infinite door latched
Infinite door unlocked
0 door locked
240 VAC
120 VAC
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