Pressure Relief Valve in Cap, Checking
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Fig 1: Connecting Connector Piece V.A.G 1274 B/1 To Cooling System Tester V.A.G 1274 B Using Connecting Hose
-- Position the Cooling System Tester VAG1274B with the Cooling System Tester - AdapterV.A.G 1274/9 on the cap.
-- Generate pressure with cooling system tester hand pump.
- The pressure release valve must open at 1.4 to 1.6 bar (20.30 to 23.20 psi).