LG GML643PZ6F Owner's Manual page 40

MAINTENANCE
40
4
Close the water filter cover.
5
Press and hold the Water Filter button for 3
seconds.
6
Dispense water for approximately 5 minutes to
remove trapped air and contaminants.
CAUTION
• Failure to replace filters when required or using
non LG authorised water filters can cause the
filter cartridge to leak and result in property
damage.