This pressure switch assembly monitors the washer's tub water level and signals the control to fill, drain, and advance cycles properly. Replacing a faulty switch restores accurate water level sensing for reliable washing performance.
- Senses air pressure from the tub to determine water level
- Helps prevent overfilling and underfilling
- Common failure symptoms: overfills or won't fill, won't advance to spin/drain, drains continuously, or shows a PE (water level sensor) error
- Can cause intermittent cycle stops when readings are inaccurate
What's included: One pressure switch assembly Install notes:
- Disconnect power and turn off water supply before servicing
- Access is typically from the top/console area; note hose and connector positions
- Inspect/clear the pressure hose; ensure it's not cracked, kinked, or blocked
- Seat the hose fully on the barb and reconnect the wire harness securely; test a fill cycle for proper operation
Do-It-Yourself Stories from Customers like You
Lg wm2487hwm laundry machine had cold water overflowing and intermittent cold water operation on lg Bruce S. • Van Nuys , CA • December 13, 2015
Replaced the cold water valve unit (has 4 ports and 1 inlet) which is very straight forward;
requires : 1 phillips screwdriver ~#2
1 needlenose plier, medium size
1 channel lock plier, medium size
1 marker pen
1 - cold water valve assembly # AP4445613
1 - hot water valve assembly #AP4441935
1 - water level pressure switch #AP4440713
an old towel or two for absorbing small amounts of water
a cellphone / camera for making sure you have the...
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