T&P Relief Valve Maintenance; Air Filter Maintenance - LG WH20S F5 Owner's Manual

Heat pump water heater

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T&P Relief Valve

Before manually operating the relief

valve, make sure it will discharge in a

safe place. If water does not flow freely

from the end of the discharge pipe, turn

off the power to water heater and call a

qualified person.

At least annually, lift and release the lever

handle on water heater to ensure the

waterways are clear and the valve operates

Clean the air filters when "Air filter check

)" alarm appears on the display.

• The air filter can be broken when it is

• When the air filter is not assembled correctly,

dust and other substance come into the unit.

Turn off the power by opening the circuit

breaker or removing the fuses.

Hold the knobs of the air filter, pull it and

remove it from the top cover.

Clean the filter with a vacuum cleaner or

with lukewarm water with neutral

Dry the filter in the shade.

Insert the air filter into the top cover.

Check the top cover for correct assembly

of the air filter.

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