To Next PageTo Next PageWhy are there spots and filming on dishes washed in my LG Dishwasher?
Spots and filming can be due to low water temperature, which should be at least 120 °F for best wash performance. Avoid overloading the dishwasher and ensure dishes are loaded properly, referring to the Operation section. Insufficient water pressure, ideally between 20 and 80 psi, can also cause this issue.
How to remove white film on the tub of my LG LDTH797?
Measure 3 tbsp. (40 g) of citric acid powder and use it to fill the main detergent compartment. Run a Machine Clean (Download Cycle: P1) cycle. Do not use detergent.
Why do the lights not illuminate on my LG LDTH797?
If the lights do not illuminate, it indicates that power is not connected. Connect the power supply.
What to do if door does not close completely on my LG LDTH797 Dishwasher?
If the door does not close completely, the cutlery rack may not be properly loaded. Push the door handle to close the door properly until it clicks.
How to remove yellow or brown film on inside surfaces of my LG LDTH797 Dishwasher?
The yellow or brown film is likely due to coffee or tea stains. Eliminate the stain by using a stain removal product.
What to do if spray arms do not rotate smoothly in my LG LDTH797?
If the spray arms do not rotate smoothly, the holes of the spray arms may be blocked by food particles. Clean the holes of the spray arms to ensure proper rotation.
How to remove black or gray marks on dishes from my LG LDTH797 Dishwasher?
Black or gray marks on dishes are often caused by aluminum items rubbing against the dishes during the cycle. Reposition the dishes to prevent this contact.
How to prevent cloudiness on glassware in my LG LDTH797?
Cloudiness on glassware can be caused by a combination of excessive detergent and hard water. Use less detergent and use a rinse aid to minimize the problem.
Why am I hearing a whistling sound from my LG LDTH797?
A whistling sound can occur when water is drawn into the dishwasher. If the water pressure is too high, the sound will be louder, so it may be necessary to adjust the water valve to lower the pressure if the noise is too loud.
How to remove spots and filming on dishes in my LG Dishwasher?
Spots and filming on dishes can occur due to several reasons. Ensure you are using the recommended amount of detergent and that the rinse aid dispenser is full. If you have hard water buildup in the tub, remove all items from the dishwasher, leaving only the racks. Then, add 3 tablespoons (40 g) of citric acid powder to the main wash compartment and run the Machine Clean cycle (Download Cycle: P1) without detergent. If you cannot find citric acid powder, pour approximately one cup (200 ml - 300 ml) of white vinegar into a shallow bowl and place it in the upper rack before running the cycle.
Warnings to reduce risk of explosion, fire, death, electric shock, scalding or injury.
Instructions for proper grounding of the dishwasher for electrical safety.
Guidelines for maintaining the dishwasher to prevent injury and ensure proper function.
Precautions to reduce risk of minor injury, malfunction, or product/property damage.
Overview of the dishwasher's components and features, subject to change.
Details on model, electrical requirements, water pressure, dimensions, and weight.
Preparation steps and online resources before commencing dishwasher installation.
Instructions for preparing the cabinet opening for dishwasher installation.
Guidance on selecting the best location for dishwasher connections.
Steps for connecting the water supply and electrical power to the dishwasher.
How to route the water supply line and electrical cable through designated channels.
Instructions for connecting the dishwasher's drain hose to disposal or waste tee.
Steps to ensure the dishwasher is properly leveled for optimal operation.
Methods for securing the dishwasher and performing final installation checks.
Safety warnings and initial checks before operating the dishwasher.
Step-by-step guide for a quick start to operating the dishwasher.
Explanation of the control panel, buttons, and indicators.
Description of wash cycles and available extra functions for cleaning.
General guidelines for loading dishes, pans, and utensils effectively.
Instructions for loading lower rack, upper rack, and cutlery for optimal cleaning.
Guidance on adding detergent and rinse aid to the dispensers.
How to adjust the rinse aid dispenser level for optimal results.
Using the LG ThinQ app to communicate with and control the dishwasher.
Using the Smart Diagnosis feature to help diagnose and solve appliance problems.
Guidelines for cleaning the exterior and interior of the dishwasher.
Instructions for cleaning internal filters and spray arms for optimal performance.
Guidance for maintaining and storing the dishwasher during extended periods.
Frequently asked questions and initial checks before contacting customer support.
A list of error codes and their possible causes and solutions.
Troubleshooting common operational problems like noise, lights, and door issues.
Troubleshooting issues related to odor, food soil, cloudiness, and spots on dishes.
Troubleshooting common issues related to connecting the appliance to a Wi-Fi network.
Terms and conditions of the limited warranty for products sold in the USA.
List of exclusions from the limited warranty coverage.
Details on arbitration, class action waivers, and dispute resolution procedures.
Terms and conditions of the limited warranty for products sold in Canada.
Warnings to reduce risk of explosion, fire, death, electric shock, scalding or injury.
Instructions for proper grounding of the dishwasher for electrical safety.
Guidelines for maintaining the dishwasher to prevent injury and ensure proper function.
Precautions to reduce risk of minor injury, malfunction, or product/property damage.
Overview of the dishwasher's components and features, subject to change.
Details on model, electrical requirements, water pressure, dimensions, and weight.
Preparation steps and online resources before commencing dishwasher installation.
Instructions for preparing the cabinet opening for dishwasher installation.
Guidance on selecting the best location for dishwasher connections.
Steps for connecting the water supply and electrical power to the dishwasher.
How to route the water supply line and electrical cable through designated channels.
Instructions for connecting the dishwasher's drain hose to disposal or waste tee.
Steps to ensure the dishwasher is properly leveled for optimal operation.
Methods for securing the dishwasher and performing final installation checks.
Safety warnings and initial checks before operating the dishwasher.
Step-by-step guide for a quick start to operating the dishwasher.
Explanation of the control panel, buttons, and indicators.
Description of wash cycles and available extra functions for cleaning.
General guidelines for loading dishes, pans, and utensils effectively.
Instructions for loading lower rack, upper rack, and cutlery for optimal cleaning.
Guidance on adding detergent and rinse aid to the dispensers.
How to adjust the rinse aid dispenser level for optimal results.
Using the LG ThinQ app to communicate with and control the dishwasher.
Using the Smart Diagnosis feature to help diagnose and solve appliance problems.
Guidelines for cleaning the exterior and interior of the dishwasher.
Instructions for cleaning internal filters and spray arms for optimal performance.
Guidance for maintaining and storing the dishwasher during extended periods.
Frequently asked questions and initial checks before contacting customer support.
A list of error codes and their possible causes and solutions.
Troubleshooting common operational problems like noise, lights, and door issues.
Troubleshooting issues related to odor, food soil, cloudiness, and spots on dishes.
Troubleshooting common issues related to connecting the appliance to a Wi-Fi network.
Terms and conditions of the limited warranty for products sold in the USA.
List of exclusions from the limited warranty coverage.
Details on arbitration, class action waivers, and dispute resolution procedures.
Terms and conditions of the limited warranty for products sold in Canada.
General| Energy Star Rated | Yes |
|---|---|
| Energy Star Certified | Yes |
| Third Rack | Yes |
| Stainless Steel Tub | Yes |
| Type | Dishwasher |
| Model | LDTH797 |
| Control Type | Electronic |
| Delay Start | Yes |
| Depth | 24 5/8" |
| Height | 33.875 inches |
| Width | 23.875 inches |
