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Internal Use Only
Website: http://biz.lgservice.com
Ceramic Glass Induction Cooktop
SERVICE MANUAL
MODEL: LCE30845
CAUTION
BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
September, 2007
P/NO : MFL41578001 Printed in Korea
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SAFETY PRECAUTIONS FORWARD This LG Service Manual, “30” Ceramic Glass Induction Cooktop,” provides the technician with information on the operation and service of the Ceramic Glass Induction Cooktop. It is to be used as a training Service Manual. For specific information on the model being serviced, refer to the “Owner’s Manual” or “Tech Sheet” provided with the Induction Cooktop. SAFETY PRECAUTIONS • Repairs of the appliance should be carried out by a licensed technician only. Incorrect repairs
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SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE The California Safe Drinking Water and Toxic Enforcement Act requires the Governor of California to publish a list of substances known to the state to cause birth defects or other reproductive harm and requires businesses to warn customers of potential exposure to such substances. SAFETY PRECAUTIONS • Proper Installation: Be sure your appliance is properly installed and grounded by a qualified technician in accordance with the National Electrical Code A
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SAFETY PRECAUTIONS WARNING: Persons with a pacemaker or similar medical device should exercise caution using or standing near an induction unit while it is in operation, as the electromagnetic field may affect the working of the pacemaker or similar medical device. It would be advisable to consult your doctor or the pacemaker or similar medical device manufacturer about your particular situation. CAUTION: DO NOT touch Cooking Zones or areas near these surfaces. Cooking Zones may be hot from resi
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SAFETY PRECAUTIONS CHILD SAFETY WARNING: • This appliance is not intended for use by young children or infirm persons unless they have been adequately supervised by a responsible person to ensure that they can use the appliance safely. • Young children should be supervised to ensure that they do not play with the appliance. • Accessible parts may become hot during use. Young children should be kept away. SAFETY DURING USE • This appliance may only be used for normal cooking and frying in the hom
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SAFETY PRECAUTIONS • Utensil handles should be turned inward and should not extend over adjacent cooking zones to reduce the risk of burns, ignition of flammable materials, and spillage due to unintentional contact with the utensil. • Never leave prepared food on the Cooking Zones. Boilovers cause smoking and greasy spillovers that may ignite, or a pan that has boiled dry may melt or become damaged. • Protective liners: Do not use aluminum foil to line any part of the cooktop. Only use aluminum
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SAFETY PRECAUTIONS • Do not use harsh abrasive cleaners or rough metal scrapers to clean the cooktop glass since they can scratch the surface, which may result in shattering of the glass. COOK MEAT AND POULTRY THOROUGHLY Cook meat and poultry thoroughly—meat to at least an INTERNAL temperature of 160°F and poultry to at least an INTERNAL temperature of 180°F. Cooking to these temperatures usually protects against foodborne illness. HOW TO AVOID DAMAGE TO THE APPLIANCE • Prior to using your cookt
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CONTENTS SAFETY PRECAUTIONS ----------------------------------------------------------------------------------------------------1-7 CONTENTS --------------------------------------------------------------------------------------------------------------------------8 SPECIFICATIONS -----------------------------------------------------------------------------------------------------------------9 INSTALLATION INSTRUCTIONS -------------------------------------------------------------------------------
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SPECIFICATIONS ITEM DESCRIPTION MODEL LCE30845 Power Requirement 240/208 VAC, 60 Hz. Max power 7.4 kW/6.8 kW INDUCTION LEFT FRONT 1800W (2400W Boost) RIGHT FRONT 1400W (1800W Boost) LEFT REAR 1800W (2400W Boost) RIGHT REAR 2400W (3300W Boost) Cooling Fan motor (12 V DC, 5.5W) X 2EA Control GLASS TOUCH CONTROL (CAPACITANCE METHOD) Timer 1~99 minute 13 3 1 Cook top Dimensions 30 ⁄16 (783 mm) (W) x 2 ⁄16 (56 mm) (H) x 21 ⁄2 (546 mm) (D) 3 1 Countertop Cutout Dimensions Min 29 ⁄8 (746 mm) (W) x 20 ⁄
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INSTALLATION INSTRUCTIONS INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER. IMPORTANT: SAVE THESE INSTRUCTIONS FOR LOCAL ELECTRICAL INSPECTOR’S USE. READ AND SAVE THESE INSTRUCTIONS FOR FUTURE REFERENCE. BEFORE YOU BEGIN Read these instructions completely and carefully. NOTES TO INSTALLER: • Read all instructions contained in these installation instructions before installing the cooktop. • Remove all packing material before connecting the electrical supply to the cooktop. • Ob
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INSTALLATION INSTRUCTIONS PREPARING THE INSTALLATION LOCATION IMPORTANT INSTALLATION INFORMATION • All electric cooktops run off a single phase, three-wire or four-wire cable, 240/208 volt, 60 hertz, AC-only electrical supply with ground. • Minimum distance between cooktop and overhead cabinetry is 30 (76.2 cm). ** Do not obstruct these areas! 30” Min. (76.2 cm) 4" X 8" (10.2 cm x 20.3 cm) opening to route armored cable if panel is present. All dimensions are stated in inches and millimeters (m
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INSTALLATION INSTRUCTIONS DIMENSIONS AND CLEARANCES Overhead cabinet should not exceed a maximum depth of 13” (33 cm). 30” (76.2 cm) min. clearance Min. recommended between the top of the distance between rear cooktop and the bottom of edge of cutout and an unprotected wood or nearest combustible surface. metal cabinet. 24” (61 cm) min. when bottom of wood or metal cabinet is protected by not less than 1/8” flame-retardant millboard covered with no less than No. 28 MGS sheet steel, 0.015” (0.4 m
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INSTALLATION INSTRUCTIONS ELECTRICAL CONNECTIONS IMPORTANT SAFETY INSTRUCTIONS • Be sure your cooktop is installed and grounded properly by a qualified installer or service technician. • This cooktop must be electrically grounded in accordance with local codes or, in their absence, with the National Electrical Code ANSI/NFPA No. 70, latest edition in the United States. PROVIDING THE ELECTRICAL CONNECTION Install the junction box under the cabinet and run 120/240 or 120/208 volt, AC wire from the
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INSTALLATION INSTRUCTIONS Electrical ground is required on this appliance. This appliance is manufactured with a supply wire and a frame connected green or bare copper grounding wire. NOTE TO ELECTRICIAN: The armored cable leads supplied with the appliance are UL-listed for connection to larger gauge household wiring. The insulation of the leads is rated at temperatures much higher than the temperature rating of household wiring. The current- carrying capacity of the conductor wire is governed b
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INSTALLATION INSTRUCTIONS ELECTRICAL CONNECTIONS (cont.) IF COOKTOP IS USED IN A NEW BRANCH CIRCUIT INSTALLATION (1996 NEC), MOBILE HOME, RECREATIONAL VEHICLE, OR WHERE LOCAL CODES DO NOT PERMIT GROUNDING TO THE NEUTRAL (WHITE) WIRE Observe all governing codes and local 4-WIRE GROUNDED JUNCTION BOX ordinances. Cable from power supply Disconnect the power supply. White wire At the circuit breaker box, fuse box or junction Ground (no connection) wire box, connect appliance and power supply cable
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INSTALLATION INSTRUCTIONS Install the retainer brackets to the bottom of the Preferred cooktop; then snug the bolts against the bottom installation of the countertop as shown. NOTE: The retainer brackets MUST be installed Alternative to meet local codes or, in their absence, with the installation National Electrical Code ANSI/NFPA No. 70, latest edition. FINAL CHECK Perform a final operational check of the cooktop, making sure the cooktop powers on properly and that each Cooking Zone operates c
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INDUCTION INDUCTION COOKING HOW INDUCTION COOKING WORKS An induction coil is beneath the ceramic glass cooking surface. This generates magnetic fields, which act directly on the base of the pots and pans as compared to methods that first heat the ceramic glass. This means that the base of the pan is immediately heated up, saving time and energy. Since the heat required for cooking is generated directly in the base of the pan, the Cooking Zone itself warms up only slightly. The cooktop becomes ho
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INDUCTION • Place a pot filled with a little water (1/8 1/4 ) on the Cooking Zone. Set the Cooking Zone to full power (power level 9). CAUTION: The pan base of suitable kitchenware heats up within a few seconds! Water should boil rapidly. • You can also check cookware suitability with a magnet. If the magnet remains fixed to the base of the pan, the pan is suitable for induction cooking. SELECTING COOKWARE (continued) AVOIDING SCRATCHES It is recommended to always use heavier gauge stainless ste
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INDUCTION SELECTING COOKWARE SELECTING THE PROPER PAN SIZE Minimum pan size = Minimum pan size = 1 7 ⁄4 (180 mm) 5 (125 mm) • There are 4 Cooking Zones on the induction cooktop. Each element requires a minimum pan size to be used effectively. The inner ring of each cooking zone is a guide to correctly match the Minimum minimum pan size. The bottom of the pan must pan size = fully cover the inner ring for proper cooking to 3 5 ⁄4 occur. (145 mm) • The thicker outer ring at each Cooking Zone is he
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CLEANING AND CARE CLEANING THE COOKTOP General cleaning for induction ceramic glass cooking surfaces is considerably easier than for cooking surfaces with radiant heating. NOTE: To prevent accidental activation of the controls, it is recommended that you set the CHILD LOCK feature before cleaning. IMPORTANT: • Cleaning agents must not come in contact with the hot ceramic-glass surface. All cleaning agents must be rinsed off thoroughly with clean water. • Do not use any aggressive cleaners such
