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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.com and search for your model number; or
3. Call or write to customer service as provided in your Limited Warranty.
ENGLISH
LUDP890***
www.LGSIGNATURE.com
MFL69261731
Copyright © 2020-2022 LG Electronics Inc. All Rights Reserved.
Rev.06_072822

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Table of Contents
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Summary of Contents for LG SIGNATURE LUDP890 Series

  • Page 1 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.com and search for your model number; or 3. Call or write to customer service as provided in your Limited Warranty.
  • Page 2: Table Of Contents

    Loading the Dishwasher Loading the Silverware Basket Loading the Lower Rack Loading the Upper Rack Loading the Cutlery Rack Adding Cleaning Products 31 SMART FUNCTIONS LG ThinQ Application 34 MAINTENANCE Cleaning and Care 38 TROUBLESHOOTING Before Calling for Service 40 LIMITED WARRANTY...
  • Page 3: Important Safety 44 Canada Instructions

    IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USE 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.
  • Page 4 • Do not grasp the power supply line or touch the appliance controls with wet hands. • Do not modify or extend the power cable. • If the product has been submerged, contact an LG Electronics customer information center for instructions before resuming use.
  • Page 5 IMPORTANT SAFETY INSTRUCTIONS • 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. • Do not let children eat detergent or dishwasher rinse agent. •...
  • Page 6: Caution Statements

    IMPORTANT SAFETY INSTRUCTIONS Tip Over Hazard • Do not use the dishwasher until completely installed. • Do not push down on the open dishwasher door. • Failure to follow these instructions may result in serious injury or cuts. CAUTION STATEMENTS CAUTION •...
  • Page 7: Product Overview

    • Do not remove the safety cover at any time. • To ensure reliability, each LG dishwasher goes through thorough quality control before it leaves the factory. • You may find water droplets or water spots from this process inside your new dishwasher.
  • Page 8 PRODUCT OVERVIEW Accessories Lower Spray Arm Filtration System Detergent and Rinse Aid Dispenser Drying Vent Cover Steam Nozzle Lower Rack (appearance may vary) Silverware Basket Upper Rack Cutlery Rack Tub Light NOTE • The silverware basket ships installed at the back of the bottom rack.
  • Page 9 PRODUCT OVERVIEW Model LUDP890*** Water Pressure 20 psi - 80 psi (140 kPa - 550 kPa) Dimensions 23 3/4” X 24 5/8” X 33 5/8” (Width X Depth X (603 mm X 625 mm X 854 Height) Inlet Water 120 ℉ - 149 ℉ Temperature (49 ℃...
  • Page 10: Installation

    LG Electronics. The Guide may contain inaccuracies and/or typographical errors and may be changed or updated at any time by LGE without notice.
  • Page 11: Preparing Cabinet Opening

    INSTALLATION Securing Dishwasher in Cabinet Opening Final Installation Check Product Dimensions Back View 23 / " (603 mm) Flat-Blade Screwdriver Phillips Screwdriver Hole Saw min. 2 1/2” bit Electric Drill Gloves Safety Glasses Adjustable Wrench " (115 mm) " Tape Measure (134 mm) "...
  • Page 12: Preparing Water And Electrical Connections

    - 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.
  • Page 13: Preparing Dishwasher

    INSTALLATION - It is the personal responsibility and obligation Run the electrical cable along the floor 14" of the product owner to have a proper outlet – 16" (356 mm – 406 mm) from the water installed by a qualified electrician. supply line and tape it in place.
  • Page 14 14 INSTALLATION Removable Shipping Brace Removing Packing Materials from the Interior The rear shipping brace can be removed if additional clearance is needed when installing the Remove all packing materials from the interior of dishwasher under a low countertop. the dishwasher before installing the appliance. Removing Lower Cover Attaching Installation Brackets For countertops made of wood or other materials...
  • Page 15: Sliding Dishwasher Into Cabinet Opening

    INSTALLATION NOTE • Open the door and grab the body frame and the top front opening of the tub to move or lift the dishwasher. Sliding Dishwasher into Cabinet Opening How to Slide Dishwasher Align the dishwasher with the opening. Make sure the water supply line and electrical cable CAUTION are in the correct positions to slide into their...
  • Page 16: Connecting Water Supply Line And Power

    16 INSTALLATION Connecting Water Supply Gradually slide the dishwasher into the opening, making sure that the water supply Line and Power line and electrical cable are passing freely through the channels and do not get caught under the dishwasher. Connecting Water Supply Line CAUTION With the home water supply turned off, connect the water supply line to the inlet valve...
  • Page 17 INSTALLATION conduit pipe is longer than 3” (76 mm) and is centered on the back wall. Turn off electrical power to the unit at the circuit breaker. Use a Phillips screwdriver to remove the screw from the junction box cover and remove the cover.
  • Page 18: Connecting The Drain Hose

    18 INSTALLATION Wrap electrical tape around each • Do not connect drain hoses from other connection. appliances to the dishwasher’s drain hose. • If an extension drain hose is required, use a 5/8" or 7/8" inside diameter, 2-3 ft. length hose and a coupler for connecting the two hose ends.
  • Page 19: Leveling Dishwasher

    INSTALLATION Connecting to Disposal or Waste Tee with Air Gap Attach the drain hose to the disposal with the hose clamp provided. Move the hose clamp Remove the knockout plug with a hammer into position and tighten it with a flat-blade and screwdriver.
  • Page 20: Securing Dishwasher In Cabinet Opening

    20 INSTALLATION Checking Leveling • Turn the front leveling feet clockwise to raise the front of the tub and counterclockwise to lower it. To check that the tub is level from front to back, remove the lower rack and pour 169 oz. (5 L) of water into the bottom of the tub.
  • Page 21: Final Installation Check

    INSTALLATION can safely be drilled into, secure the dishwasher to the countertop with the provided brackets. If the countertop is granite, marble, or a material that cannot be drilled into, secure the dishwasher to the cabinet frame with the provided wood screws. CAUTION •...
  • Page 22 22 INSTALLATION If a water leak is detected, press and hold the Error Code Possible Cause and Solution Start button for 3 seconds to cancel the wash cycle and automatically drain the water from Water supply line is kinked the dishwasher. Tighten all water connections under dishwasher.
  • Page 23: Operation

    OPERATION OPERATION Before Using 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.
  • Page 24: Control Panel

    24 OPERATION Control Panel Control Panel Features 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.
  • Page 25: Wash Cycles

    OPERATION Chime On/Off Button • To activate or deactivate the button sounds, press Half Load and for three seconds. The error alert sound cannot be turned off. Cancel Button • The drain pump activates and the cycle cancels. Once the dishwasher finishes draining, the power turns off.
  • Page 26: Options And Extra Functions

    26 OPERATION Rinse If the Steam option is added to a cycle, the Sanitized indicator stays lit at the end of the cycle This cycle is a quick rinse for dishes that will not be if the dishes were properly sanitized. If the washed immediately.
  • Page 27: Loading The Dishwasher

    OPERATION Delay Start • Waterproof or long-lasting lipstick smudges on glasses may not be removed during the wash. This feature delays the start of a selected cycle. Each time the Delay Start button is pressed, the delay time increases by an hour. The delay time can be set from 1 to 12 hours, in one-hour Loading the Silverware increments.
  • Page 28: Loading The Lower Rack

    28 OPERATION Loading the Upper Rack WARNING • Be careful when loading and unloading sharp Loading Dishes into the Upper Rack items. Load sharp knives with the handles up to reduce the risk of personal injury. Loading 10 Place Settings Loading the Lower Rack Loading Dishes into the Lower Rack Loading 10 Place Settings...
  • Page 29: Loading The Cutlery Rack

    OPERATION Folding Down the Upper Tines Loading Silverware into the Cutlery Rack Fold tines down to fit larger dishes; pull tines back up to fit smaller dishes. Loading 10 Place Settings For more details, refer to the online owner's manual. Height Adjustable Upper Rack The upper rack adjusts up and down.
  • Page 30: Adding Cleaning Products

    30 OPERATION Adding Cleaning Products Rinse Aid Dispenser Adjustment The dispenser has five adjustment levels. The Adding Detergent to the Dispenser dishwasher is programmed at the factory for a rinse aid dispenser level of 2. This can be checked • Remove the label on the dispenser prior to and adjusted from the control panel.
  • Page 31: Smart Functions

    - Turn on the Push Alerts to receive appliance wireless router manual. status notifications. • LG ThinQ is not responsible for any network The notifications are triggered even if the LG connection problems or any faults, malfunctions, ThinQ application is off.
  • Page 32 Installing the LG ThinQ Application the user’s authority to operate the equipment. Search for the LG ThinQ application from the Google Play Store or Apple App Store on a smartphone. Follow instructions to download and FCC RF Radiation Exposure install the application.
  • Page 33 LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost of performing such distribution (such as the cost of media, shipping, and handling) upon email request to opensource@lge.com.
  • Page 34: Maintenance

    34 MAINTENANCE MAINTENANCE To maintain performance and prevent trouble, it is important to check the outside and inside of the dishwasher, including filters and spray arms, at regular intervals. WARNING • When cleaning the outside and inside of the dishwasher, do not use benzene or thinner. Otherwise, it may cause fire or explosion.
  • Page 35 MAINTENANCE Cleaning the Air Gap • Clean the filters using non-abrasive materials and warm running water. Turn off the dishwasher. Remove the lower rack and position the bottom spray arm so a wider vee is open to Remove the air gap cover and the plastic cap the front.
  • Page 36 36 MAINTENANCE If any food residue blocks the spray arm NOTE holes, remove it with a pin or any sharp tool. • Make sure the filter is assembled correctly before starting a cycle. When assembling, rotate the filter firmly until it clicks. CAUTION •...
  • Page 37 MAINTENANCE After cleaning the upper spray arm, press it up into place. Turn the nut 1/8 turn clockwise to make sure that the nut locks back into place. After assembly, make sure that the spray arms rotate freely. Seasonal Maintenance and Storage •...
  • Page 38: Troubleshooting

    • Make sure that the appliance is properly leveled. Water leakage • Turn off the water supply to the dishwasher and call an LG Electronics Customer Information Center at 1-800-984-6306 (U.S.A.) or 1-888-542-2623 (Canada). • The dishwasher makes an alert sound for 10 seconds, and runs the drain pump intermittently.
  • Page 39 During Wi-Fi setup, the app is requesting a password to connect to the product (on certain phones). • Locate the network name which starts with "LG" under Settings > Networks. Note the last part of the network name. - If the network name looks like LGE_Appliance_XX-XX-XX, enter lge12345.
  • Page 40: Limited Warranty

    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 will, at its option, repair or replace the Product. This limited warranty is valid only to the original retail purchaser of the Product (“You”) and applies only when purchased lawfully and used within the United States including U.S.
  • Page 41 Or by mail: LG Electronics Customer Service P.O. Box 240007 Huntsville, AL 35813 ATTN: CIC PROCEDURE FOR RESOLVING DISPUTES: ALL DISPUTES BETWEEN YOU AND LG ARISING OUT OF OR RELATING IN ANY WAY TO THIS LIMITED WARRANTY OR THE PRODUCT SHALL BE RESOLVED EXCLUSIVELY THROUGH BINDING ARBITRATION, AND NOT IN A COURT OF GENERAL JURISDICTION.
  • Page 42 Notice of Dispute. In the event you intend to commence an arbitration proceeding, you must first notify LG in writing at least 30 days in advance of initiating the arbitration by sending a letter to LG at LG Electronics, USA, Inc. Attn: Legal Department- Arbitration 111 Sylvan Avenue, Englewood Cliffs, NJ 07632.
  • Page 43 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...
  • Page 44 ARE NOT PERMITTED. PLEASE SEE THE SECTION TITLED “PROCEDURE FOR RESOLVING DISPUTES” BELOW. 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.
  • Page 45 (ASC), as determined by LG Canada. If your Product is located outside a 150 km radius from a ASC, as determined by LG Canada, it will be your responsibility to bring the Product, at your sole expense, to the ASC for in-warranty repair.
  • Page 46 If you and LG are unable to resolve the dispute within 30 days of LG’s receipt of the Notice of Dispute, the dispute shall be resolved by binding arbitration in accordance with the procedure set out herein.
  • Page 47 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...
  • Page 48 48 LIMITED WARRANTY Make certain that no dishes or Poor wash results caused by utensils are in the path of the improper loading or over stacking: spray arms. wash arm won't rotate or soap Do not place one dish on top of dispenser is held closed.
  • Page 49 Memo...
  • Page 50 50 Memo...
  • Page 51 Memo...
  • Page 52 LG Customer Information Center For inquiries or comments, visit www.LGSIGNATURE.com or call: 1-800-984-6306 U.S.A. 1-888-542-2623 CANADA Register your product Online! www.LGSIGNATURE.com...

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