LG LDT7797ST Owner's Manual Page 1

ENGLISHOWNER'S MANUALDISHWASHERRead this owner's manual thoroughly before operating the appliance and keep it handy for reference at all tim

10 PRODUCT OVERVIEWInterior Parts961053482711Top Wash Impeller2Upper Spray Arm3Lower Spray Arm4Filtration System5Detergent and Rinse Aid Dispenser6Dry

11INSTALLATIONENGLISHINSTALLATIONInstallation Parts and ToolsParts not ProvidedElectrical cable Water supply tube Fittings for tube Coupler Teon™ tap

12 INSTALLATIONInstallation OverviewPreparing Cabinet OpeningPreparing Electrical WiringPreparing Water Supply ConnectionPreparing the DishwasherRemov

13INSTALLATIONENGLISHPreparing Cabinet OpeningThis dishwasher is designed to t a standard dishwasher opening. An opening may be needed on both sides

14 INSTALLATIONPreparing Electrical Wiring1Operate this appliance with the correct voltage as shown in this manual and on the rating plate. Connect it

15INSTALLATIONENGLISHPreparing DishwasherRemovable Rear Plastic Shipping BraceThe rear shipping brace can be removed if additional clearance is needed

16 INSTALLATIONAttaching Mounting HardwareFor countertops made of wood or other material that will not be damaged by drilling, use the metal installat

17INSTALLATIONENGLISHLeveling the ApplianceCheck that dishwasher is level. • Attach level on top front opening of tub from side to side. • Attach leve

18 INSTALLATIONSecuring Dishwasher to CountertopFor countertops made of wood or other material that will not be damaged by drilling, use Method 1.For

19INSTALLATIONENGLISHSecuring Dishwasher to CountertopFor countertops made of wood or other material that will not be damaged by drilling, use Method

2 TABLE OF CONTENTS3 PRODUCT FEATURES4 SAFETY INSTRUCTIONS4 IMPORTANT SAFETY INSTRUCTIONS9 PRODUCT OVERVIEW9 Exterior Parts10 Interior Parts10

20 INSTALLATIONConnecting Water Supply1Before connecting, turn off the water supply.2Slide the exible stainless-steel water line or copper tube into

21INSTALLATIONENGLISHFinal Check1Turn on electrical power.2Turn on house water supply.3Make sure the door opens and closes smoothly. If necessary, lev

22 OPERATIONOPERATIONUsing the ApplianceBefore Using the Appliance • Read the Important Safety Instructions. • Connect to the hot water supply only. T

23OPERATIONENGLISHControl Panel124312431Power • Press the Power button to turn power on and off. • After the cycle is complete, the power automaticall

24 OPERATIONCyclesSelect your desired cycle.AutoThis cycle senses the load size, soil amount and soil toughness and is optimized to achieve the best c

25OPERATIONENGLISHOptionsSelect the desired cycle button and then select the options for that cycle.Dual ZoneThis option automatically sets the spray

26 OPERATIONCycle/Option GuideThe cycle guide below shows the available options for each cycle.Cycle Auto Heavy Delicate Normal Turbo Express RinseMac

27OPERATIONENGLISHLoading the DishwasherThe extra tall tub allows loading of dishes, pans, or other utensils up to 14" high.For effective washing

28 OPERATIONFolding Down the Lower TinesFold tines down to t larger dishes; pull tines back up to t smaller dishes.Case 1Case 2Loading Dishes &

29OPERATIONENGLISHLoading the Silverware BasketThe silverware basket has separators to avoid scratching and tarnishing of delicate silverware.Loading

3PRODUCT FEATURESENGLISHPRODUCT FEATURESQuadWash™ SystemMulti-Motion lower spray arm shoots water in various directions and at optimized intensities t

30 OPERATIONLoading the Upper RackLoading 10 Place SettingsLoading 12 Place SettingsUpper Rack Loading Tips: • Place cups and glasses in the rows betw

31OPERATIONENGLISHRemoving and Replacing Cup Racks (On Some Models)The left and right cup racks are interchangeable and can be removed.1Slide cup rack

32 OPERATIONHeight Adjustable Upper RackThe upper rack adjusts up and down. Raise the upper rack to allow items up to 14" tall in the lower rack.

33OPERATIONENGLISHRemoving the Snap-In Gliding Upper RackThese instructions are for models with snap-in rack supports rather than wheeled rack support

34 OPERATIONHeight Adjustable Tray (On Some Models)The tray on the left side can be adjusted to a high or low position to accommodate utensils or cut

35OPERATIONENGLISHAdding Cleaning AgentsAdding Detergent to the Dispenser • Remove the label on the dispenser prior to running the dishwasher for the

36 OPERATIONAdding Rinse Aid to the DispenserThe Rinse Aid indicator appears in the display when more rinse aid is needed.The use of rinse aid is reco

37SMART FUNCTIONSENGLISHSMART FUNCTIONSApplication InstallationSearch for the LG Smart ThinQ application from the Google Play Store on a smart phone.

38 SMART FUNCTIONSUsing the Wi-Fi Function • This function is for Wi-Fi model.Communicate with the appliance from a smart phone using the convenient s

39SMART FUNCTIONSENGLISHFCC Notice (For transmitter module contained in this product)This equipment has been tested and found to comply with the limit

4 SAFETY INSTRUCTIONSSAFETY INSTRUCTIONSREAD ALL INSTRUCTIONS BEFORE USEYour safety and the safety of others are very important.We have provided many

40 SMART FUNCTIONSUsing Smart Diagnosis™Use this function if you need an accurate diagnosis by an LG Electronics customer information center when the

41MAINTENANCEENGLISHMAINTENANCETo maintain performance and prevent trouble, it is important to check the outside and inside of the dishwasher, includi

42 MAINTENANCEClogged Drain Air Gap or In-Sink DisposalCheck the drain air gap or in-sink disposal if the dishwasher is not draining well.Cleaning th

43MAINTENANCEENGLISHCleaning the Filters1Remove the lower rack and position the bottom spray arm so a wider vee is open to the front.2Turn the inner 

44 MAINTENANCECleaning the Spray ArmsIf the spray arm holes are blocked by any food residue, dishes may not be cleaned well due to improper water spra

45TROUBLESHOOTINGENGLISHTROUBLESHOOTINGFAQs: Frequently Asked QuestionsQ: Does this dishwasher require a rinse aid to be used?A: Rinse aid is strongly

46 TROUBLESHOOTINGQ: What is the hybrid drying system?A: The dishwasher does not rely on a heating element for the drying process; instead, it relies

47TROUBLESHOOTINGENGLISHQ: What is Control Lock and how is it activated?A: Control Lock is a feature that prevents the controls from being changed dur

48 TROUBLESHOOTINGBefore Calling for ServiceThe appliance is equipped with an automatic error-monitoring system to detect and diagnose problems at an

49TROUBLESHOOTINGENGLISHProblem Possible Cause SolutionsSpots and lming on dishes.Low water temperature. • Water supply should be at least 120 °F for

5SAFETY INSTRUCTIONSENGLISH • Store and install the appliance where it will not be exposed to temperatures below freezing or exposed to outdoor weathe

50 TROUBLESHOOTINGProblem Possible Cause SolutionsDishwasher chimes if panel is touched during operation.Bumping into or touching the control panel du

51WARRANTYENGLISHWARRANTYShould your LG Dishwasher fail due to a defect in materials or workmanship under normal home use, during the warranty period

52 WARRANTY • Damage or failure caused by incorrect electrical current, voltage, or plumbing codes, commercial or industrial use, or use of accessorie

53WARRANTYENGLISHThe knockout plug in the garbage disposal is not removed.OE error • Remove the plug on the disposal.The disposal or air gap is blocke

54 MEMO

LG Customer Information CenterRegister your product Online!www.lg.comFor inquiries or comments, visit www.lg.com or call: 1-800-243-0000 U.

6 SAFETY INSTRUCTIONS • Do not allow children to play on, in or with the appliance. Close supervision of children is necessary when the appliance is u

7SAFETY INSTRUCTIONSENGLISHMAINTENANCE • Do not repair or replace any part of the appliance. All repairs and servicing must be performed by qualied s

8 SAFETY INSTRUCTIONSCAUTIONTo reduce the risk of minor injury to persons, malfunction, or damage to the product or property when using this product,

9PRODUCT OVERVIEWENGLISHPRODUCT OVERVIEWExterior Parts237148651Control Panel & Door Handle2Front Cover3Lower Cover4Shipping Brace5Safety Cover6Sig