Before pumping shows 2 atm. You pump up 2.3 atm. The manometer shows what is pumping. 2.3 atm. I twist again, Oppa, he shows 2 atm. OK I pump 2.4 atm. I spin the OPPA again, it again shows 2 atm. I go down to 1.8 atm shows what is going down. I twist the OPPA shows 2 atm. I gave it to the service. Bought a month ago.
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