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©2020 Hestan Commercial Corporation
19
EN
TROUBLESHOOTING GUIDE
SYMPTOMSYMPTOM POSSIBLE CAUSEPOSSIBLE CAUSE SOLUTIONSOLUTION
Rangetop does not operate
(no knob lights, no
sparking).
Power cord not plugged in, or no power
to receptacle, or breaker tripped.
Check breaker. Call for service for
other issues.
Burner will not light. Gas supply not on / shutoff valve closed.
Power cord not plugged in, or no power
to receptacle, or breaker tripped.
Burner ports near igniter, or igniter itself is
obstructed or dirty.
Burner head not installed correctly on
base.
Defective or clogged burner valve.
Incorrect orifice or clogged orifice.
Igniter defective (not sparking).
Low gas pressure to unit.
Defective regulator or regulator installed
improperly.
Check shutoff valve.
Check breaker. Call for service for
other issues.
Clean burner ports / igniter.
Check burner head installation.
Call for service.
Burner will not stay lit. Burner ports obstructed or dirty.
Vent plugged on regulator or regulator
installed improperly.
Low gas pressure.
Clean burner ports / igniter.
Call for service.
Burner not working well /
lazy or yellow flame.
Burner ports are obstructed or dirty.
Poor combustion, air-fuel mixture not
adjusted properly.
Gas pressure incorrect / incorrect
regulator.
Orifice sized incorrectly for gas type.
Clean burner ports / igniter.
Call for service.
Gas Odor. Burner went out or did not light.
Burner head not installed correctly on
base.
Burner ports obstructed or dirty.
Loose or broken gas line.
Ruptured pressure regulator.
Poor combustion, air-fuel mixture not
adjusted properly.
Relight burner.
Check burner head installation.
Clean burner ports / igniter.
Turn shutoff valve to off position
and call for service.
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