LG LRFXS2503S water is not dispensing
Cause 1 of 4A new installation, a newly connected water line or a recently replaced water filter has trapped air in the system. Source: Troubleshooting: Before Calling for Service > Water, pp. 62-63
First checkDispense 2.5 gallons (10 liters), pressing and releasing the pad in cycles of 30 seconds on and 60 seconds off.
Causes and checks
A new installation, a newly connected water line or a recently replaced water filter has trapped air in the system. Source: Troubleshooting: Before Calling for Service > Water, pp. 62-63
- Dispense 2.5 gallons (10 liters), pressing and releasing the pad in cycles of 30 seconds on and 60 seconds off.
The dispenser panel is locked. Source: Troubleshooting: Before Calling for Service > Water, pp. 62
- Press and hold the Lock button for three seconds to unlock the control panel and dispenser.
The dispenser is not set for water dispensing. Source: Troubleshooting: Before Calling for Service > Water, pp. 63
- Press the Water button on the control panel to dispense water.
The tubing to the house supply valve is kinked. Source: Troubleshooting: Before Calling for Service > Water, p. 63
- Straighten or repair the water supply line and route it so it cannot kink again.
All 4 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: Maintenance: Water Filter, p. 54
Other LRFXS2503S problems
- Refrigerator is not cooling4 causes in the manual. First: the display shows OFF because Display Mode is on.
- Frost or ice crystals on frozen food4 causes in the manual. First: frost outside the package comes from doors opened often or for long periods.
- Ice maker is not making ice6 causes in the manual. First: the refrigerator was installed or the icemaker connected within the last 24 hours.
- Ice is not dispensing from the door4 causes in the manual. First: the dispenser display is locked.
- Doors do not close correctly or pop open3 causes in the manual. First: food packages are blocking a door open.
- Interior lights do not workLED interior lighting failure in the refrigerator compartment.
Sources
- Owner's Manual, French Door Refrigerator LRFXS2503, LFXS26973 and related models. LG Electronics Inc. Document MFL67227321, revision Rev.01, 2026-06-22, 76 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.