Troubleshooting
©2010 Viking Preferred Service
19
To avoid risk of electrical shock, personal injury, or death, disconnect electrical power source to unit, unless test
procedures require power to be connected. Discharge capacitor through a resistor before attempting to service.
Ensure all ground wires are connected before certifying unit as repaired and/or operational.
Checking Oven Broil Element Operation
Repair or replace
defective wiring.
Repair or replace
defective wiring.
Ensure house breaker or fuse is not open.
Disconnect power to the range.
Access control board assembly and wiring.
Connect power.
240 VAC present on control board connector
P1 red to P1 black?
Turn oven function selector to med broil.
5 VDC present red to black?
Turn oven function selector to med broil.
3.44 VDC present red to white?
1.56 VDC present black to white?
Turn thermostat to broil.
5 VDC present orange to blue?
Turn thermostat to broil.
1.66 VDC present orange to yellow?
3.34 VDC present blue to yellow?
240 VAC present K17 yellow to P6 grey?
240 VAC present K17 yellow to P6 violet?
RTD open or shorted?
(See fault codes on page 12).
240 VAC present on
control board P6 grey to P1 black (outer element)?
control board P6 violet to P1 black (inner element)?
Disconnect power to the range.
Check broil element resistance.
Inner broil element 22.0
?
Outer broil element 38.8
?
No
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
Yes
Yes
No
No
No
Replace oven
function selector.
Replace thermostat.
Replace broil element.
Replace RTD.
Replace control board.
Replace control board.
Replace control board.
Replace control board.
No
Yes