When the control display says sud or f1 you will need to test the pressure switch to ensure that it is working properly.
Lg washer pressure switch test.
This switch controls the amount of water in the washer.
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Find the wires leading to the terminals of the switch.
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For all your washing machine spares visit http bit ly 1vhk6zt the pressure switch on a washing machine identifies how much water is in the machine and tel.
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The most common reasons for repla.
Press the start pause button 4 times at one second intervals prewash cold water fill.
Disconnect them from the terminals.
This video provides step by step repair instructions for replacing the pressure switch on a lg top loading washing machine.
This usually means disengaging a plug but if the wires are connected to the terminals by other means label them for position before disconnecting them.
However the washer s pressure switch can fail over time.
On most lg washers the test mode is enabled by pressing and holding the spin speed and soil level buttons and then pressing the power button release all 3 buttons and wait for the door to lock.
The switch also detects issues with oversudsing or overfilling.
To test the switch for continuity use a multimeter also called a volt ohm meter set at ohms x 1.
However the washer can overflow or not fill at all if the switch does not work.