28Safety InstructionsOperating InstructionsCare and CleaningTroubleshooting TipsConsumer SupportBefore you call for service…Troubleshooting Tips—Save time and money! Review this chart first and you may not need to call for service.Problem Possible Causes What To DoWater won’t boil • Cover pan with a lid.• Turn the downdraft fan OFF until the water begins to boil.Surface units will not Improper cookware • Pan bottoms should be flat, fairly heavyweight andmaintain a rolling boil being used. the same diameter as the surface unit selected.or cooking is slowSurface units do A fuse in your home may • Replace the fuse or reset the circuit breaker.not work properly be blown or the circuitbreaker tripped.Cooktop controls • Check to see the correct control is set for the surfaceimproperly set. unit you are using.Tiny scratches or metal Incorrect cleaning • See the Cleaning the glass cooktop section.marks (may appear as methods being used.cracks) or abrasions on Cookware with rough • Be sure cookware bottoms and cookware are cleanradiant cooktop glass bottoms being used or before use. Use cookware with smooth bottoms. Tinysurface coarse particles (salt scratches are not removable but will become lessor sand) were between visible in time as a result of cleaning.the cookware and thesurface of the cooktop.Cookware has beenslid across the cooktopsurface.Areas of discoloration Improper cookware • Marks from aluminum and copper pans as well asor dark streaks on the being used. mineral deposits from water or food can be removedcooktop with the cleaning cream.Hot surface on a model • This is normal. The surface may appear discoloredwith a light-colored when it is hot. This is temporary and will disappearcooktop. as the glass cools.Hot sugar mixtures Hot cooktop came • See the Cleaning the glass cooktop section.or plastic melted into contact withto the surface these substances.Frequent cycling Improper cookware • Use only flat cookware to minimize cycling.off and on of being used.surface unitsCooktop feels hot Improper cookware • The glass cooktop surface may seem hotter than youbeing used. are used to. This is normal. Use pans which areabsolutely flat.Control knob will Cooktop controls • When the knob is in the OFF position, it must be pushednot turn improperly set. down before it can be turned. When the knob is in anyother position, it can be turned without being pushed in.Poor venting Clogged filter. • Clean filter per instructions.House too airtight. • Open a window slightly to provide fresh air source.Wall cap obstructed. • Remove blockage from exterior wall cap.Wall cap damper door • Check exterior wall cap damper door for freestuck. movement or obstruction.Duct length exceeds • Reduce number of elbows to simplify duct run.recommended 100equivalent foot maximum.