38 MAINTENANCE
Replacing the Water Filter
Replace the Water Filter :
 • Approximately every six months.
 • When the Replace Filter 
 icon turns on.
 • When the water dispenser output decreases.
Before Replacing the Water Filter:
highest position, it will need to be removed prior to 
To remove any shelf : Tilt up the front of the shelf (1)
and lift (2). Pull the shelf out.
1
Lower or remove the top left shelf to allow the 
NOTE
 •
water (around 1 oz. or 25 cc) to drain.
 •
cover to collect any leaking water. Hold the water 
2
counterclockwise.
3
remove the protective cover from the o-rings. 
turn to clockwise.
4
the cover. The cover will click when closed 
correctly.
5
minutes) to remove trapped air and contaminants 
from the system.
NOTE
 • Do not dispense the entire 2.5 gallon amount 
continuously. Press and release the dispenser pad 
for cycles of 30 seconds ON and 60 seconds OFF.
6
Water Filter button for three seconds to reset the 
indicator light.
NOTE
 • Visit your local dealer or distributor
 •
lg.com
 • Use replacement cartridge: 
ADQ74793501(LT1000P)
For further assistance, call:
1-800-243-0000 (USA)
1-888-542-2623 (Canada)
ENGLISH