LG LDTH7972S Manual
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us_main.book.book Page 23 Wednesday, June 29, 2022 8:57 AM
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.
• Follow the instructions for loading the dishwasher to ensure effective cleaning.
• Remove insoluble items such as bones, toothpicks, and pieces of paper while loading the dishwasher.
Quick Start
1
Load the dishes.
• Pull each rack out and load the dishes as
described in this manual.
• Only load items that are dishwasher-safe.
• Scrape the dishes free of excess food,
bones, and any other hard, non-soluble
residue. Remove solid, burned-on scraps
from dishes prior to loading in the
dishwasher.
• Place items with deep dish bottoms at an
angle to help water run off and speed the
drying process.
• Do not load items that are not heat-
resistant or have decorative metal trim.
2
Add the detergent.
• Using the guidelines in this manual, fill the
detergent cup with the recommended
amount of detergent and close the lid. If a
prewash is desired, the recess on top of the
lid should also be filled with detergent.
3
Turn on the dishwasher.
• To turn on the display panel, press the
Power button.
4
Check the rinse aid.
• The Rinse Aid Refill LED will flash if the
level of rinse aid in the dishwasher is low.
Add rinse aid if the level is low to maintain
the effectiveness of the dry cycle.
5
Select the cycle and options.
• Select the cycle and options that best fit the
load by referring to the Cycle Guide. The
display will show the estimated time for the
cycle and options selected.
6
Operate the dishwasher.
• Method 1
- Press the Start button and then close the
door in less than four seconds to operate
the dishwasher. If the door is not closed
within four seconds, the white LED with
time flashes, an audible tone is heard, and
the cycle does not start.
• Method 2
- Close the door first and then press the
Start button to operate the dishwasher.
NOTE
• If the door is opened during the cycle, the
dishwasher will stop. To resume the cycle, see
methods 1 and 2 above.
• If the door is opened during the cycle and is not
closed within four seconds after selecting the
Start button, or if the door is closed without
pressing the Start button, the white LED with
time flashes, an audible tone is heard, and the
cycle does not start.
7
End of cycle.
• When the cycle is complete, a chime will
sound and the display will show
the door is opened or Power is pressed. To
OPERATION
23
ENd
until

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Summary of Contents for LG LDTH7972S

  • Page 1 us_main.book.book Page 23 Wednesday, June 29, 2022 8:57 AM 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 2 us_main.book.book Page 24 Wednesday, June 29, 2022 8:57 AM 24 OPERATION activate or deactivate display, refer to the Using the Option Setting Mode topic. • It is normal for the dishwasher to chime continuously if you open it during operation or just after the cycle ends.
  • Page 3: Control Panel Features

    us_main.book.book Page 25 Wednesday, June 29, 2022 8:57 AM 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. •...
  • Page 4: Wash Cycles

    us_main.book.book Page 26 Wednesday, June 29, 2022 8:57 AM 26 OPERATION NOTE • The estimated time shown on the display does not include delay times for heating water, etc. • If Delay Start is selected, the display shows the delay time in hours. •...
  • Page 5 (except the Use a dedicated cycle downloadable via Wi-Fi or Refresh cycle). If the dishwasher could not NFC. You must install the LG ThinQ smartphone properly sanitize the dishes because the Steam app to download cycles other than the default option was not selected, the cycle was interrupted Machine Clean cycle.
  • Page 6 us_main.book.book Page 28 Wednesday, June 29, 2022 8:57 AM 28 OPERATION • If the rinse aid dispenser is empty, the Dry Boost Mode Description Low option is automatically added to all cycles (except the Normal, 1 Hour cycle), unless you Small loads &...
  • Page 7 us_main.book.book Page 29 Wednesday, June 29, 2022 8:57 AM OPERATION Cycle Auto Normal Heavy Delicate 1 Hour Refresh Steam Flex Zone High Temp. Available Options Dry Boost Night Dry Delay Start * Default setting ** Option cannot be turned off NOTE •...
  • Page 8: Loading The Silverware Basket

    us_main.book.book Page 30 Wednesday, June 29, 2022 8:57 AM 30 OPERATION • Waterproof or long-lasting lipstick smudges on NOTE glasses may not be removed during the wash. - The error alert sound cannot be turned off. • Auto Setting - The default ON setting selects options Loading the Silverware automatically for better washing and drying Basket...
  • Page 9: Loading The Lower Rack

    us_main.book.book Page 31 Wednesday, June 29, 2022 8:57 AM OPERATION • The lower rack should not be used for small WARNING items such as cups, wine glasses, or small plates. These items should be loaded in the upper rack. • Be careful when loading and unloading sharp items.
  • Page 10: Loading The Upper Rack

    us_main.book.book Page 32 Wednesday, June 29, 2022 8:57 AM 32 OPERATION Loading Pots & Bowls Loading the Upper Rack Loading Dishes into the Upper Rack Loading 10 Place Settings NOTE • The silverware basket ships installed at the back of the bottom rack. For best performance, install it along the right side as shown.
  • Page 11 us_main.book.book Page 33 Wednesday, June 29, 2022 8:57 AM OPERATION • To avoid chipping, do not let stemware touch Slide the cup rack down into its closed other items. position. • Place items so that the open end faces down for cleaning and drying.
  • Page 12: Folding Down The Upper Tines

    us_main.book.book Page 34 Wednesday, June 29, 2022 8:57 AM 34 OPERATION Folding Down the Upper Tines NOTE Fold tines down to fit larger dishes; pull tines back • Raise the upper rack without pushing the up to fit smaller dishes. buttons on each side.
  • Page 13: Loading The Cutlery Rack

    us_main.book.book Page 35 Wednesday, June 29, 2022 8:57 AM OPERATION Raising the Rack back to snap the support out of the hooks in the rear. Repeat on the opposite side. Lift the rack at the center of each side until the rack locks into place in the upper position.
  • Page 14 us_main.book.book Page 36 Wednesday, June 29, 2022 8:57 AM 36 OPERATION Loading 10 Place Settings Removing the Cutlery Rack The entire cutlery rack can be removed if more space is needed on the upper rack for larger items. Always remove the cutlery from the rack before removing the rack.
  • Page 15 us_main.book.book Page 37 Wednesday, June 29, 2022 8:57 AM OPERATION • Put detergent into the detergent compartment • Using liquid rinse aid improves drying before starting any cycle, except the Rinse performance by allowing water to drain off of (Download Cycle: P3) cycle. dishes after the final rinse.
  • Page 16: Adding Rinse Aid To The Dispenser

    us_main.book.book Page 38 Wednesday, June 29, 2022 8:57 AM 38 OPERATION Adding Rinse Aid to the Dispenser The Rinse Aid Refill LED appears in the display when more rinse aid is needed. The use of rinse aid is recommended to prevent water spots on dishes and to enhance drying Close the lid to lock the dispenser.
  • Page 17: Refilling The Rinse Aid

    us_main.book.book Page 39 Wednesday, June 29, 2022 8:57 AM OPERATION Press Dry Boost to change the rinse aid dispenser setting. Each press of the button changes the setting one step from L0 to L4. Once the desired rinse aid dispenser setting is selected, press Start to save.
  • Page 18: 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 19: Fcc Notice

    • The Wi-Fi connection may not connect or may be interrupted because of the home network environment. Start a cycle from the LG ThinQ application on • The network connection may not work properly your smartphone. depending on the Internet service provider.
  • Page 20: Smart Diagnosis

    FCC RF Radiation Exposure opensource.lge.com. Statement LG Electronics will also provide open source code to you on CD-ROM for a charge covering the cost This equipment complies with FCC radiation of performing such distribution (such as the cost of...
  • Page 21 Page 43 Wednesday, June 29, 2022 8:57 AM SMART FUNCTIONS • Launch the LG ThinQ application and select the Smart Diagnosis feature in the menu. Follow the instructions provided in the LG ThinQ application. Using Audible Diagnosis to Diagnose Issues Follow the instructions below to use the audible diagnosis method.
  • Page 22: Maintenance

    us_main.book.book Page 44 Wednesday, June 29, 2022 8:57 AM 44 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 23: Cleaning The Air Gap

    us_main.book.book Page 45 Wednesday, June 29, 2022 8:57 AM MAINTENANCE the cleaning or repair of the external drain air • In areas with hard water, clean the filter at least gap and disposal. once a month with a soft brush. •...
  • Page 24: Cleaning The Upper Spray Arm

    us_main.book.book Page 46 Wednesday, June 29, 2022 8:57 AM 46 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.
  • Page 25: Seasonal Maintenance And Storage

    us_main.book.book Page 47 Wednesday, June 29, 2022 8:57 AM MAINTENANCE After removing the food residue, clean the spray arms under running water. 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.

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