9. Perform a gas network leak testTo perform this test, it is necessary to have a gas network leak testing kit. This kit is available as option (ref : KEG).9.1. Perform the test➢ Connect the different items of the kit on the network to test (see user manual of the KEG).➢ Turn on the analyser.➢ Go to “Procedures” menu with up and down arrows then press OK.The analyser asks to select a customer and a boiler : go to “OK” then press OK.The list of customers is displayed.➢ Select the customer then press OK.The list of boiler is displayed.➢ Select the boiler then press OK.“Procedures” screen is displayed.➢ Go to “Network tightness” with up and down arrows then press OK.A message indicating “Plug silicone tube on P+” is displayed.➢ Plug the silicone tube on P+ pressure tap then press OK.A message indicating “Pressurize to 50 mbar” is displayed.➢ Pressurize the network to 50 mbar then press OK.A message indicating “Please wait 10 minutes” and a progress bar are displayed.At the end of the 10 minutes, results are displayed :• start pressure• end pressure• possible loss of pressure9.2. Link the measurement to a customerWhen the measurement has been performed, it is possible to link it to a customer registered in the analyser or to acustomer unregistered in the analyser that must be created.➢ Press the function key “Save” to save it.The analyser displays the list of registered customers.➢ Select a customer with up and down arrows then press OK or create a new customer (see page 21) then select it.The analyser displays the list of available boilers.➢ Select the boiler with up and down arrows then press OK or create a boiler (see page 22) then select it.The analyser backs to the screen of draft measurement.26 Perform a gas network leak testnetzerotools.comnetzerotools.com