What do you mean replace? Just clean it a little.
Agree with everyone here that perlicks help a ton. I can go weeks without pouring a beer and the faucet won't stick.
With your current faucet, you can spray the faucet with a spray bottle of starsan after your last beer of the night to help clean it out and remove most of the sticky sugars.
Go weeks without pouring a beer? I don't understand this statement.
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