Air leaking under Pressure Switch - Air Compressor Check Valves One Way Non Return

In the latest instalment of GT Air Projects we show you how to change and service a check valve / Non-return Valve or One way valve on an air compressor. If you have air leaking from underneath the pressure switch its likely a check valve issue.
We also explain the basic principle of how the check valve works.
Purchase check valves and Burisch X4550 Sealant Adhesive compound at www.gtair.co.uk