LG LTCS24223S cooling system runs too much
Cause 1 of 7The refrigerator replaced an older model. Modern refrigerators need more operating time but use less energy. Source: Troubleshooting Guide, p. 24
First checkNo action is needed.
Causes and checks
The refrigerator replaced an older model. Modern refrigerators need more operating time but use less energy. Source: Troubleshooting Guide, p. 24
- No action is needed.
The room temperature is warmer than normal. The compressor runs longer in warm conditions. Source: Troubleshooting Guide, p. 24
- Keep the surrounding temperature below 110 °F; the refrigerator should not be operated above it.
The door is opened often or a large amount of food has just been added. Source: Troubleshooting Guide, p. 24
- Take out what you need in one visit, keep food organized so it is easy to find and close the door as soon as the food is removed.
The refrigerator was recently plugged in. Source: Troubleshooting Guide, p. 24
- Wait up to 24 hours for it to cool completely.
The refrigerator control is not set correctly for the surrounding conditions. Source: Troubleshooting Guide, p. 24
- Adjust the temperature setting. See Adjust the refrigerator and freezer temperature.
The doors are not closed completely. Source: Troubleshooting Guide, p. 25
- Push the doors firmly shut. If they will not close all the way, check why the doors will not close completely. See Doors will not close completely.
The back cover is dirty. A dirty cover prevents air transfer and makes the motor work harder. Source: Troubleshooting Guide; Refrigerator Care and Cleaning: Back Cover, pp. 25, 19
Qualified technician Have a qualified technician remove and clean the back cover. The manual states that only a technician should remove it and that it should be cleaned at least twice a year.
All 7 causes checked. Contact LG Electronics Customer Information Center: 1-800-243-0000.
Service
If the checks above do not clear it, contact LG Electronics Customer Information Center: 1-800-243-0000, lg.com/us/support/. United States; Canada 1-888-542-2623. Source: Limited Warranty: To obtain warranty service, p. 29
Other LTCS24223S problems
- Refrigerator and freezer sections are not cooling5 causes in the manual. First: the power supply cord is unplugged.
- Lights do not work2 causes in the manual. First: the power supply cord is unplugged.
- Vibration or rattling noiseThe refrigerator is not resting solidly on the floor. The floor may be weak or uneven, or the leveling legs need adjusting.
- Doors will not close completely6 causes in the manual. First: the refrigerator is not level.
- Frost or ice crystals on frozen food2 causes in the manual. First: the door is not closing properly.
- Ice has a bad taste or odor6 causes in the manual. First: the icemaker was recently installed.
- Icemaker is not producing ice or not enough ice10 causes in the manual. First: the refrigerator is newly installed.
- Refrigerator or freezer section is too coldThe controls are not set correctly for the conditions.
- Temperature is too warm or there is interior moisture buildup8 causes in the manual. First: the air vents are blocked. Cold air circulates from the freezer to the fresh food section through vents in the dividing wall.
- The doors are difficult to open2 causes in the manual. First: the gaskets are dirty or sticky.
- Frozen food in the refrigerator compartment3 causes in the manual. First: the temperature control in the refrigerator compartment is set too cold.
Sources
- Owner's Manual, Top Freezer Refrigerator LTCS20220, LTNS20220, LTCS20120, LTWS24223, LTCS20020, LTCS20030, LTCS20040, LTCS24223, GT66BP, GT58BP, GT57BP, LT57BPSX, LRTLS2403, LHTNS2403. LG Electronics Inc. Document MFL67527912, revision P/No. MFL67527912-17, 100 pages, en-US. gscs-b2c.lge.com. Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.