GE PP989DNBB Use and Care Manual - Page 28

Before 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 Do Water 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 and maintain a rolling boil being used. the same diameter as the surface unit selected. or cooking is slow Surface units do not work properly A fuse in your home may • Replace the fuse or reset the circuit breaker. be blown or the circuit breaker tripped. Cooktop controls • Check to see the correct control is set for the surface improperly set. unit you are using. Tiny scratches or metal marks (may appear as cracks) or abrasions on radiant cooktop glass surface Incorrect cleaning methods being used. • See the Cleaning the glass cooktop section. Cookware with rough • Be sure cookware bottoms and cookware are clean bottoms being used or before use. Use cookware with smooth bottoms. Tiny coarse particles (salt scratches are not removable but will become less or sand) were between visible in time as a result of cleaning. the cookware and the surface of the cooktop. Cookware has been slid across the cooktop surface. Areas of discoloration Improper cookware • Marks from aluminum and copper pans as well as or dark streaks on the being used. mineral deposits from water or food can be removed cooktop with the cleaning cream. Hot surface on a model • This is normal. The surface may appear discolored when it is with a light-colored cooktop. hot. This is temporary and will disappear as the glass cools. Food spillovers not • See the Cleaning the glass cooktop section. cleaned before next use. Incorrect cleaning methods being used. • Use recommended cleaning procedures. Hot sugar mixtures or plastic melted to the surface Hot cooktop came into • See the Glass surface­-potential for permaent damage contact with these section in the Cleaning the glass cooktop section. substances. Pitting (or indentation) Hot sugar mixture • Call a qualified technician for replacement. of the cooktop spilled or plastic melted on the cooktop. Cooktop making an audible sound Cooktop is locked. • Check to be sure the Control Lock knob is turned to UNLOCK. Frequent cycling off and on of surface units Improper cookware being used. • Use only flat cookware to minimize cycling. Cooktop feels hot Improper cookware • The glass cooktop surface may seem hotter than you being used. are used to. This is normal. Use pans which are absolutely flat. Control knob will Cooktop controls • When the knob is in the OFF position, it must be pushed not turn improperly set. down before it can be turned. When the knob is in any other position, it can be turned without being pushed in. Poor venting 28 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 free stuck. movement or obstruction. Duct length exceeds • Reduce number of elbows to simplify duct run. recommended 100 equivalent foot maximum.