Vetter Lifting bags 1 bar (14.5 psi) Test Equipment - Manual (Page 17)

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3.2 Air hose and inlet coupling are leakproof
3.3
Connect the inflation hose on the dual controller. Alterna-
tely terminate hoses at the other end with the claw blind
coupling (Art. No.: 1700005400) or the bayonet blind cou-
pling (Art. No.: 0350006500) or quick action blind coupling
(Art.No.: 0350006501. Slowly and carefully open the ball
valve or piston valve.
3.3.1 Manometer on the controller indicates flawlessly
3.3.2 Safety valve opens completely at +/- 10 %
3.3.3
After closing the ball valve/piston valve, the safety valve
closes within the 10 % tolerance.
3.4
Repeat the procedure for the other termination of the
controller.
3.4.1 Manometer on the controller indicates flawlessly
3.4.2 Safety valve opens completely at +/- 10 %
3.4.3
After closing the ball valve/piston valve, the safety valve
closes within the 10 % tolerance.
Connect lifting bag and fill outdoors to ca. 0.1 bar (1.45 psi)
3.5
Bag in perfect condition after a repeated test according
to Sections 2.1 and 2.2
Increase the pressure in the bag to 50 % of the maximum
operating pressure.
Leave it for 1 hour.
3.6 Pressure drop less than 10 % after 1 hour
Increase to the maximum operating pressure (max. 5
minutes)
Caution! Please observe the safety precautions (ear
defenders/ safety glasses).
3.7
Bag without any bulges or other non-typical deforma-
tions