I replaced lps switch. Stopped stalling, but blowing warm air. Does it need to be recharged?

my air cond. would blow cool air sometimes would blow warm then cool, replaced lps and now it only blows warm air.
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my air cond. would blow cool air sometimes would blow warm then cool, replaced lps and now it only blows warm air.
Answers
yes I wonder if it needs recharged.
There are all kinds of possible things here. That's one of them, certainly.