WOK TROUBLESHOOTING
Problem
Possible Cause
Test/Action
Constant sparking at wok ignitor
Bad microswitch at burner valve
Replace the microswitch.
Bad DSI board
Replace the DSI board.
Arcing from DSI board to cover or unit chassis
Check for breaks in insulation.
Intermittent sparking at wok
ignitor
Dirty electrode
Clean debris from the electrode.
Cracked or damaged electrode
Replace the electrode.
Bad microswitch at burner valve
Replace the microswitch.
Arcing at cut or splice in electrode wire
Replace the electrode.
Bad spark module
Replace the spark module.
Poor wok ignition
Cracked or damaged electrode
Replace the electrode.
Incorrect orifice size
Check the orifice stamp number. Replace the
orifice if it is incorrect.
Blockages in elbow or orifice
Clear or clean as necessary.
Incorrect gas pressure
Check the gas pressure using a manometer.
Bent orifice holder
Straighten the orifice holder so that the gas jet is
pointing straight down the elbow.
Incorrect gas type
Check the gas type, and advise the customer if it is
incorrect. It may be necessary to convent the unit's
gas type.
Wok does not ignite
Bad microswitch at burner valve
Replace the microswitch.
Loose or bad wiring connection
Check all wiring against the wiring diagram.
Bad ignitor
Replace the ignitor.
Bad DSI board
Replace the DSI board.
No power to the unit.
Check the power outlet and circuit breaker.
No gas flow
Check the gas pressure using a manometer.
Short to DSI board cover or unit chassis
Visually inspect the DSI board wiring.
Solenoid is closed
Verify the solenoid is not sticking.
Uneven wok heating
Unit is not level
Level the unit from front-to-rear and side-to-side
Wok grate is incorrectly installed
Verify the keyed feature on the wok grate fits into
the opening on the wok top plate.
Wok is too hot
Incorrect orifice
Verify the orifice is correct for the gas type.
Sealed Burner Rangetop with Wok Service
Manual
Troubleshooting Guide
service.subzero.com
828990 REV. A
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