78739 LG Refrigerator

Turn off power, remove upper and lower drawers (may need to open upper refrigerator doors to remove large freezer bin,) remove drawer supports (upper and lower), remove rear freezer panel (trick is to loosen 4 screws on fan bumpout to get the panel to come free from the freezer side wall), test thermistor with multimeter (should have cont ... Read more inuity or near zero resistance across 2 orange fuse wires) before cutting zip ties, cut zip ties holding Thermistor in place, remove old Thermistor, install new Thermistor, install new zip ties, replace rear freezer panel, install upper and lower drawer supports, install drawers, turn on power, should be fixed if error code doesn't return after 6 hours.

Shut off water supply. Disconnect main supply line. Remove rear lower panel on back of refrigerator. Remove all tubing clamps on back. Disconnect leaking tubing from water supply valve. Remove water filter and unscrew/remove water filter housing. Replace tubing - connect to water filter housing then to water supply valve. Reconnect filter ... Read more housing and filter. Reinstall lower panel, then main water supply line, then all tubing clamps. Turn water back on and check for leaks after discarding several glasses of water to fill filter. Job complete!

Turned of water to refrigerator and unplugged refrigerator. Removed the water line from refrigerator. Removed back panel. Removed mounting screw from the water valve, Unhooked wire harness from valve and removed the water line on back of valve. Reconnected wiring harness to new valve, reconnected water line on back of valve. Replaced the ... Read more back panel to refrigerator and put the water line back on the new valve. Turned on water valve and checked for leaks. It's now dispensing water and ice.