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.
RTD open or shorted?
(See fault codes on page 12).
Yes
Yes
Replace RTD.
Selector switch or thermostat open?
(See chart on page 22).
No
No
No
No
Yes
Yes
Replace selector
switch or thermostat.
Yes
Yes
Yes
Checking Oven Broil Operation
Repair or replace
defective wiring.
Disconnect power to the range
Access control panel and wiring
Connect power
120 VAC present on oven control L1 to Neutral?
120 VAC present on spark module A to N?
No
No
Replace oven control board.
Open high limit
switch?
No
Yes
Replace high
limit switch.
Turn selector switch Broil and
thermostat to 500°.
120 VAC present on broil relay
blue wire to N?
No
Turn selector switch Broil and
thermostat to 500°.
120 VAC present on DSI
module H1 to N?
Repair or replace
defective wiring.
No
10.75 VAC present on DSI
module SC to S2?
Replace DSI module.
10.75 VAC present on DSI
module SC to S2 while
arcing, yet no gas present
to broil burner? (Gas supply
valve in open position)
Repair or replace defective wiring.
Disconnect power to range.
Check broil solenoid resistance.
210
present S2 yellow to SC black\white?
Replace broil solenoid
valve.
