Could be air. Does the pump sound any different than before? Often with air the pump will cavitate and sound different. How much oil lost? Did he unscrew the vavle completely and possibly lose a spring or ball or needle?
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We all know what it is but it's hard to write a law around it.
Hate speech is all those nasty, vicious things they say about us.
Free speech is all those nasty, vicious things we say about them.
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