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LG LDTH7972D Smart Tub Dishwasher

us_main.book.book Page 54 Wednesday, June 29, 2022 8:57 AM  
54 TROUBLESHOOTING  
Problem  
Possible Cause & Solution  
Spots and filming on Insufficient detergent.  
dishes.  
• Add the recommended amount of detergent. See the Operation section.  
Rinse aid dispenser is empty.  
• Refill rinse aid dispenser.  
Hard water buildup in the tub.  
• Remove all dishes, silverware and silverware holder from dishwasher. Only racks should  
remain in tub. For best results, use citric acid powder (can be found in canning sections of  
most grocery stores or online). Measure 3 tablespoons (40 g) of citric acid powder. Fill main  
wash compartment with measured powder. If you cannot find citric acid powder, pour  
approximately one cup (200 ml - 300 ml) of white vinegar into shallow bowl and place in  
upper rack. Run Machine Clean (Download Cycle: P1) cycle. Do not use detergent.  
Dishes don’t dry.  
Rinse aid dispenser empty.  
• Check and refill the rinse aid dispenser if empty.  
Wi-Fi  
Problem  
Possible Cause & Solution  
Trouble connecting  
appliance and  
smartphone to Wi-Fi  
network  
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.  
• The wireless network name (SSID) should be a combination of English letters and  
numbers. (Do not use special characters.)  
The router frequency is not 2.4 GHz.  
• Only a 2.4 GHz router frequency is supported. Set the wireless router to 2.4 GHz and  
connect the appliance to the wireless router. To check the router frequency, check with  
your Internet service provider or the router manufacturer.  
The appliance and the router are too far apart.  
• If the appliance is too far from the router, the signal may be weak and the connection may  
not be configured correctly. Move the router closer to the appliance or purchase and  
install a Wi-Fi repeater.  
GeneralDetails
NameLG LDTH7972D Smart Tub Dishwasher
MakeLG
LanguageEnglish
FiletypePDF (Download)
File size17.85 MB
Download PDF
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