Scan to see the online manual. OWNER'S MANUAL DISHWASHER Read this owner’s manual thoroughly before operating the appliance and keep it handy for reference at all times. This abridged owner's manual addresses user safety, precautions, and installation information. To view the complete owner's manual, you may: 1. Online manual: Visit the LG website at: http://gscs-manual.lge.com/ Total/HQ/GatewayPage/main.html or scan the QR code above; or 2. Printable PDF manual: Visit lg.
TABLE OF CONTENTS 3 IMPORTANT SAFETY INSTRUCTIONS 3 3 6 READ ALL INSTRUCTIONS BEFORE USE WARNING STATEMENTS CAUTION STATEMENTS 8 PRODUCT OVERVIEW 8 Product Features 11 INSTALLATION 11 13 14 15 16 17 19 21 22 23 Before Installing Preparing Cabinet Opening Preparing Water and Electrical Connections Preparing Dishwasher Sliding Dishwasher into Cabinet Opening Connecting Water Supply Line and Power Connecting the Drain Hose Leveling Dishwasher Securing Dishwasher in Cabinet Opening Final Installatio
IMPORTANT SAFETY INSTRUCTIONS 3 IMPORTANT SAFETY INSTRUCTIONS Safety Messages Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages. This is the safety alert symbol. This symbol alerts you to potential hazards that can kill or injure you and others. All safety messages will follow the safety alert symbol and either the word WARNING or CAUTION.
IMPORTANT SAFETY INSTRUCTIONS • When installing or moving the appliance, be careful not to pinch, crush, or damage the power supply line. • Do not install the appliance in humid spaces. • Destroy the carton, plastic bag, and other packing materials after the appliance is unpacked. Children might use them for play. Cartons covered with rugs, bedspreads, or plastic sheets can become airtight chambers.
IMPORTANT SAFETY INSTRUCTIONS 5 • Fix the drain hose securely in place. • Use only detergents or wetting agents recommended for use in a dishwasher and keep them out of the reach of children. • When loading items to be washed: - Locate sharp items so that they are not likely to damage the door seal. - Load sharp knives with the handles up to reduce the risk of cuts or other injuries. • Do not wash plastic items unless they are marked "dishwasher safe" or the equivalent.
IMPORTANT SAFETY INSTRUCTIONS • Connect the ground wire to the green ground connector in the terminal box. • For a cord connected dishwasher: This appliance must be grounded. In the event of a malfunction or breakdown, grounding will reduce the risk of electric shock by providing a path of least resistance for electric current. • This appliance is equipped with a cord having an equipment-grounding conductor and a grounding plug.
IMPORTANT SAFETY INSTRUCTIONS 7 Operation • Do not place objects on top of the appliance. • Do not store or spill liquid detergents, cleaners, or bleaches (chlorine bleach, oxygen bleach) on the appliance. Doing so may result in corrosion, discoloration or damage to the surface of the appliance. • Do not touch draining water which may be hot. • If the drain hose and the water supply hose are frozen in winter, defrost before using the appliance.
PRODUCT OVERVIEW PRODUCT OVERVIEW Product Features The images in this guide may be different from the actual components and accessories, which are subject to change by the manufacturer without prior notice for product improvement purposes. NOTE • For your safety and for extended product life, use only authorized components. The manufacturer is not responsible for product malfunction or accidents caused by the use of separately purchased unauthorized components or parts.
PRODUCT OVERVIEW m Tub Light† • White (blinking): Cycle has been paused. (After four minutes in pause mode, the machine turns off.) † This feature is only available on some models. • Green: Cycle finished normally. NOTE The default ON setting keeps the green light on until the door is opened. If the setting is changed to OFF, the green light turns off after 90 seconds. To change the setting, refer to the Using the Option Setting Mode topic.
PRODUCT OVERVIEW Product Specifications The appearance and specifications listed in this manual may vary due to constant product improvements. Model LDTH797** LDPH797** Electrical Requirements 120 V, 60 Hz AC only, 15 A circuit breaker Water Pressure 20 psi - 80 psi (140 kPa - 550 kPa) Dimensions (Width X Depth X Height) 23 3/4” X 24 5/8” X 33 5/8” (603 mm X 625 mm X 854 mm) Inlet Water Temperature 120 ℉ - 149 ℉ (49 ℃ - 65 ℃) Net Weight 81 lbs. - 99 lbs.
INSTALLATION 11 INSTALLATION Online Installation Guide This QR code is for reference only. For complete installation instructions, see the owner's manual supplied with each dishwasher. English d e f g h i a Electrical Cable • 16 AWG, with 2 conductors and 1 ground b Water Supply Tube https://www.lg.com/us/support/video-tutorials/lgdishwasher-installation-CT100000091366643457088 • Minimum 3/8″ O.D.
INSTALLATION c Preparing Dishwasher d Sliding Dishwasher into Cabinet Opening g h i e Connecting Water Supply Line and Power f Connecting the Drain Hose g Leveling Dishwasher j k l h Securing Dishwasher in Cabinet Opening i Final Installation Check m n o Product Dimensions Back View 23 3/4" (603 mm) p a Flat-Blade Screwdriver b Phillips Screwdriver c Hole Saw min.
INSTALLATION 13 dishwasher. Water supply hose, drain hose and electric cable should be passed through this area. 26 5/8 - 26 13 /16" (676 - 681 mm) Choosing the Proper Location Select a location as close to the sink as possible for easy connections to water supply line, drain hose and electrical connection.
INSTALLATION Preparing Water and Electrical Connections WARNING • Water Connection - Do not reuse an old hose. Use only a new hose when installing the dishwasher. The old hose could leak or burst causing flooding and property damage. Contact an LG Customer Information Center for assistance in buying a new hose. Routing Water Supply Line and Electrical Wiring There are 2 channels in the bottom of the dishwasher for routing the water and electrical connections.
INSTALLATION 15 Preparing Dishwasher WARNING ENGLISH • Do not remove safety cover a. Removal can result in fire, electric shock or death. 2 Remove the lower cover. 3 If there is insulation padding behind the lower cover, remove it. 4 Set the parts aside until the installation is complete. Releasing Drain Hose Remove the twist tie holding the drain hose to the back of the shipping brace.
INSTALLATION • Do not push the door of the dishwasher with knees when sliding the dishwasher into position. Doing so can damage the front cover. 2 Bend the tabs on the brackets to secure them to the frame using a pair of needle nose pliers. Sliding Dishwasher into Cabinet Opening How to Slide Dishwasher CAUTION • Do not push the top of the dishwasher. Doing so can damage the interior of the dishwasher.
INSTALLATION 17 Smooth out or pad the edges of the hole drilled for the water supply to avoid damaging the drain hose. 3 Make sure the drain hose is straight before feeding the end of it through the hole for the water supply. As you slide the dishwasher into the opening, you will want to slowly pull on the drain hose from inside the cabinet to take up some slack. Be careful not to kink, pinch, crush or stress the drain hose during installation to avoid leaking and water damage.
INSTALLATION 3 Slide the water supply line back through the channel, pulling gently from inside the cabinet to make sure the line is not kinked, pinched, stressed or crushed. 3 Use a Phillips screwdriver to remove 2 screws a. 4 Remove the junction box from the appliance. 5 Insert a 3/8” strain relief b through the hole in the junction box. Tighten the ring nut c to secure it in place. 6 Insert the electrical cable through the hole in the strain relief. Tighten 2 screws to secure the cable.
INSTALLATION 19 10 Fold the connected wires back into the junction box and screw on the junction box cover. 7 Pull the existing wires through the openings in the junction box. Tighten 2 screws d to reassemble the junction box in the appliance. CAUTION • Do not leave stripped wire exposed. Trim stripped wire to fit completely inside wire nuts. Connecting the Drain Hose If the end of the drain hose does not fit the drain line, use a heat and detergent resistant adapter (not supplied).
INSTALLATION Height of the Drain Hose The height of the drain hose end must be at least 12" (305 mm) and within 40" (1016 mm) from the base of the dishwasher to avoid water being siphoned from the tub. Connecting Waste Tee without Air Gap Connecting to Disposal without Air Gap 1 The height of the drain hose end must be at least 12” (305 mm) and within 40” (1016 mm) from the base of the dishwasher to avoid water being siphoned from the tub.
INSTALLATION 21 2 • This avoids water being siphoned from the tub. 3 If it is not connected, attach the rubber hose connector to the disposal or waste tee with a hose clamp (not provided). With the lower rack removed, place a level on the inside wall of the tub to check that the dishwasher is level from side to side. • If you do not have a level, try using a smartphone level application instead. Make sure that the gap between the tub walls and the door liner is the same on either side.
INSTALLATION drive wrench b with 1/2" socket c to turn the front leveling feet and adjust the front of the tub. NOTE • Installation brackets and screws can be found in the silverware basket. • Use a magnetic screwdriver. • Cover the filter hole with towels to prevent screws from falling down into the pump. Securing Dishwasher to Countertop Adjusting Rear Leveling Foot Use the bracket screws provided to secure the brackets at the top of the dishwasher to the underside of the wood countertop.
INSTALLATION 23 6 If a water leak is detected, press and hold the Start button for 3 seconds to cancel the wash cycle and automatically drain the water from the dishwasher. Tighten all water connections and run another cycle. Repeat until no leaks are detected. Final Installation Check 7 Replace the lower cover. If your model shipped with a sound insulation sheet, follow the instructions provided to install the sheet now.
INSTALLATION Error Code IE Possible Cause and Solution Water supply line is kinked under dishwasher. • Feed the drain and water supply hoses through the hole under the sink. Then gradually slide the dishwasher into the cabinet while pulling on the hoses under the sink to take up any slack. This helps avoid kinking the hoses or trapping them beneath the dishwasher. House water supply is not turned on. • Turn the water faucet on.
OPERATION 25 OPERATION WARNING • To reduce the risk of fire, electric shock, or injury to persons, read the SAFETY INSTRUCTIONS before operating this appliance. NOTE • Connect to the hot water supply only. The water supply temperature should be a minimum of 120 °F (49 °C) for better washing performance and shorter cycle time. • Follow the instructions for loading the dishwasher to ensure effective cleaning.
OPERATION Control Panel Control Panel Features Top view Front view a Power On/Off Button • Press this button to turn the washer on or off. • After the cycle is complete, the power automatically turns off for purposes of safety and economy. • If there is a power surge, power outage, or disruption of any kind, power is automatically turned off for safety. • When power is connected again, the dishwasher will turn on automatically and resume the cycle.
OPERATION 27 • Machine Clean - The Machine Clean LED flashes every 30 cycles. To activate or deactivate the LED, refer to the Using the Option Setting Mode topic. - The digital display on the control panel shows the ESTIMATED cycle time. When the cycle and options are selected, the display shows the total estimated time to complete those selections. During operation, the display shows the remaining estimated operating time.
OPERATION Normal This cycle is for daily, regular, or typical use to completely wash a full load of normally soiled dishes. The Dry Boost Low option is recommended for optimal energy efficiency. Select the Night Dry option if leaving dishes overnight. • After the cycle ends, the fan runs for an hour to help vent the warm, moist air in the tub. You can stop the fan by opening the door after the cycle ends. Heavy This cycle is for heavily soiled dishes and dishes with hardened on soil.
OPERATION 29 Using the Flexible Zone This option adjusts the wash intensity to target different zones inside the dishwasher. Set it to wash just the upper rack or lower rack, or set the intensity to soft for the upper spray arm and strong for the lower spray arm. The Flex Zone is off by default. Press the Flex Zone button to customize settings. • Press the Flex Zone button repeatedly to select one of the three modes.
OPERATION Using the Option Setting Mode You can set various options by using the Option Setting Mode. • Chime Sound - You can turn on/off the volume of the button sound or notification sound. - The error alert sound cannot be turned off. • Auto Setting - The default ON setting selects options automatically for better washing and drying performance. 1 Ensure the appliance is off. 2 Press Power a and Remote Start b simultaneously to enter the Option Setting Mode.
OPERATION 31 • Waterproof or long-lasting lipstick smudges on glasses may not be removed during the wash. The silverware basket has separators to avoid scratching and tarnishing of delicate silverware. Loading Silverware into the Basket Loading 10 Place Settings 1 5 4 3 5 4 5 4 3 5 4 5 4 2 2 2 6 2 3 2 2 2 6 2 • Be careful when loading and unloading sharp items. Load sharp knives with the handles up to reduce the risk of personal injury.
OPERATION Loading the Upper Rack For more details, refer to the online owner's manual. Loading Dishes into the Upper Rack Loading 10 Place Settings Folding Down the Upper Tines Fold tines down to fit larger dishes; pull tines back up to fit smaller dishes. For more details, refer to the online owner's manual. Height Adjustable Upper Rack To accommodate larger items, the upper rack can be adjusted up or down using the buttons on the left and right sides.
OPERATION 33 the middle rack or spoon basket for best performance. • Be careful when loading and unloading items with sharp edges. Load sharp knives with the blade down to reduce the risk of injury. This feature is only available on some models. Loading 10 Place Settings Folding Down the Cutlery Tines Fold tines to fit flatware. Pull tines back up to fit smaller dishes. CAUTION • Do not place bowls in the center of the cutlery rack. The door may not close properly, resulting in leakage.
OPERATION CAUTION • To avoid damaging the dispenser and blower cover, do not use them to pull up and close the dishwasher door. 2 Press Power and Remote Start simultaneously to enter the Option Setting Mode. 3 Press Dry Boost to change the rinse aid dispenser setting. Each press of the button changes the setting one step from L0 to L4. 4 Once the desired rinse aid dispenser setting is selected, press Start to save.
SMART FUNCTIONS 35 SMART FUNCTIONS The LG ThinQ application allows you to communicate with the appliance using a smartphone. LG ThinQ Application Features • Feature Update - Experience new features by updating the features of the product through the LG ThinQ application. When a new feature is available for update, the outer segments of the digital display light up in rotation when the product is powered on.
SMART FUNCTIONS NOTE • If you change your wireless router, Internet service provider, or password, delete the connected appliance from the LG ThinQ application and connect it again. • This information is current at the time of publication. The application is subject to change for product improvement purposes without notice to users.
SMART FUNCTIONS 37 4 Start a cycle from the LG ThinQ application on your smartphone. NOTE • Once the Remote Start mode is enabled, you can start a cycle from the LG ThinQ application, but the cycle and option keys on the appliance are deactivated. To activate the keys, disable Remote Start. • The door must be closed in order to activate the Remote Start mode. Disabling Remote Start While Remote Start is activated, open the dishwasher door or press the Remote Start button with the door closed.
SMART FUNCTIONS This equipment should be installed and operated with a minimum distance of 20 cm (7.8 inches) between the antenna and your body. NOTE • THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. SUCH MODIFICATIONS COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT.
MAINTENANCE 39 MAINTENANCE WARNING • When cleaning the outside and inside of the dishwasher, do not use benzene or thinner. Otherwise, it may cause fire or explosion. • To prevent injury during care and maintenance or cleaning, wear gloves and/or protective clothing. Cleaning and Care Cleaning the Exterior • Do not use scrub pads or abrasive cleaners on the exterior of the dishwasher. • Most soil can be removed using a soft, damp cloth or sponge. A mild soap can be used to help release stubborn soil.
MAINTENANCE NOTE NOTE • The warranty provided with the dishwasher does not cover service costs directly associated with the cleaning or repair of the external drain air gap and disposal. • For best wash performance, clean the filter after each load. If food debris remains in the filter, it may cause an odor. Cleaning the Air Gap 1 2 3 4 Turn off the dishwasher. • In areas with hard water, clean the filter at least once a month with a soft brush.
MAINTENANCE 41 Cleaning the Spray Arm It is recommended that the spray arms be cleaned once every two weeks. Cleaning the Lower Spray Arm NOTE • Make sure the filter is assembled correctly before starting a cycle. When assembling, rotate the filter firmly until it clicks. 1 Make sure that the water jet holes are not blocked by food particles. 2 If any food residue blocks the spray arm holes, remove it with a pin or piece of stiff wire.
MAINTENANCE 3 4 Remove food particles by rinsing or shaking the spray arm. If any food residue blocks the spray arm holes, remove it with a pin or any sharp tool. Cleaning the Heat Dry Blower CAUTION • To prevent the possibility of odors coming from the heat vent, remove food residue caught in the gap below the cover periodically (every 4 months). • To prevent injury during cleaning, wear gloves and/or protective clothing. • Wait for the blower to cool sufficiently before cleaning.
MAINTENANCE 43 4 CAUTION • Do not allow water, detergents, or other foreign substances inside the tube. Doing so may cause the product to malfunction. 5 To reassemble the vent cover, place it over the supply tube in the same orientation as it was removed (about 2 o’clock). Turn the cover counterclockwise until it clicks into place. CAUTION • Do not use the dishwasher without the cover in place. If the cover is not properly assembled, water leakage, electric shock, fire or product malfunction may occur.
TROUBLESHOOTING TROUBLESHOOTING The washer is equipped with an automatic error-monitoring system to detect and diagnose problems at an early stage. If the washer does not function properly or does not function at all, check the following before you call for service. Before Calling for Service For more troubleshooting, refer to the online owner's manual. User Support Videos For further assistance, there are videos and tutorials available through the LG.com website. 1 On the www.lg.
TROUBLESHOOTING 45 Problem bE Possible Cause & Solution Oversudsing caused by improper detergent, such as liquid dish soap. • A bE error can appear if dishes soiled with a lot of foamy food, such as whipped cream, are loaded in the appliance. To clear the error, turn the appliance off and start a new cycle. • To remove detergent residue in the tub, pour approximately 4 oz ~ 8 oz (100 ml ~ 200 ml) of milk into a shallow bowl, place it in the upper rack and then run the appliance on the Auto cycle.
TROUBLESHOOTING Wi-Fi Problem Trouble connecting appliance and smartphone to Wi-Fi network Possible Cause & Solution The password for the Wi-Fi network was entered incorrectly. • Delete your home Wi-Fi network and begin the connection process again. Mobile data for your smartphone is turned on. • Turn off the Mobile data on your smartphone before connecting the appliance. The wireless network name (SSID) is set incorrectly.
LIMITED WARRANTY 47 LIMITED WARRANTY TERMS AND CONDITIONS ARBITRATION NOTICE: THIS LIMITED WARRANTY CONTAINS AN ARBITRATION PROVISION THAT REQUIRES YOU AND LG ELECTRONICS (“LG”) TO RESOLVE DISPUTES BY BINDING ARBITRATION INSTEAD OF IN COURT, UNLESS YOU CHOOSE TO OPT OUT. IN ARBITRATION, CLASS ACTIONS AND JURY TRIALS ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW.
LIMITED WARRANTY THIS LIMITED WARRANTY DOES NOT COVER: • Service trips to deliver, pick up, or install, educate how to operate, correct wiring, or correct unauthorized repairs. • Damage or failure of the Product to perform during power failures and interrupted or inadequate electrical service. • Damage or failure of the Product caused by leaky or broken water pipes, frozen water pipes, restricted drain lines, inadequate or interrupted water supply or inadequate supply of air.
LIMITED WARRANTY 49 predecessors in interest, successors, assigns and suppliers; references to “dispute” or “claim” shall include any dispute, claim or controversy of any kind whatsoever (whether based in contract, tort, statute, regulation, ordinance, fraud, misrepresentation or any other legal or equitable theory) arising out of or relating in any way to the sale, condition or performance of the product or this Limited Warranty. Agreement to Binding Arbitration and Class Action Waiver.
LIMITED WARRANTY Opt Out. You may opt out of this dispute resolution procedure. If you opt out, neither you nor LG can require the other to participate in an arbitration proceeding. To opt out, you must send notice to LG no later than 30 calendar days from the date of the first consumer purchaser’s purchase of the product by either: (i) sending an e-mail to optout@lge.com, with the subject line: “Arbitration Opt Out” or (ii) calling 1800-980-2973.
LIMITED WARRANTY 51 CANADA TERMS AND CONDITIONS Should your LG Dishwasher ("Product") fail due to a defect in materials or workmanship under normal and proper use, during the warranty period set forth below, LG Electronics Canada, Inc. ("LGECI") will, at its option, repair, replace or pro rate the Product upon receipt of proof of the original retail purchase.
LIMITED WARRANTY THIS LIMITED WARRANTY DOES NOT COVER: • Service trips to i) deliver, pick up, or install or; educate on how to operate the Product; ii) correct wiring or plumbing; or iii) correct unauthorized repairs or installations of the Product; • Damage or failure of the Product to perform during power failures and interrupted or inadequate electrical service; • Damage or failure caused by leaky or broken water pipes, frozen water pipes, restricted drain lines, inadequate or interrupted water supp
LIMITED WARRANTY 53 PROCEDURE FOR RESOLVING DISPUTES: Definitions. For the purposes of this section, references to “LG” mean LG Electronics Canada, Inc.
LIMITED WARRANTY considering factors including, but not limited to, the purchase amount and claim amount. Notwithstanding the foregoing, if applicable law allows for an award of reasonable attorneys’ fees and expenses, an arbitrator can award them to the same extent that a court would.
LIMITED WARRANTY 55 Make certain that no dishes or utensils are in the path of the spray arms. Do not place one dish on top of another. Poor drying results caused by lack of rinse aid. Use rinse aid or combination detergent. Water is not supplied because the water tap is not turned on. IE error Check and turn on the water tap. Water is not supplied because the inlet hose is kinked. IE error Reinstall the inlet hose. Not draining because drain hose is kinked. OE error Reinstall the drain hose.
LG Customer Information Center For inquiries or comments, visit www.lg.com or call: 1-800-243-0000 1-888-542-2623 U.S.A. CANADA Register your product Online! www.lg.
