Vetter Lifting bags 1 bar (14.5 psi) Test Equipment - Manual (Page 16)

Vetter Test Equipment for Lifting Bags
Page 15/28
2.5 Pressure regulator
2.5.1 Inlet seal present
2.5.2 Bottle connection thread not damaged
2.5.3
Both manometers free of visible damage and are
marked with the marking of the max. operating over-
pressure
2.5.4 Manometer protective caps present
2.5.5 Pressure setting operates smoothly
2.5.6 Shut-off valve undamaged and operates smoothly
2.5.7 Air hose free of cracks, cuts, punctures, splinters or other
damages, e.g., hardenings, acid traces, etc.
2.5.8 Connection nipple does not have any visible damage
2.5.9 Hose assembly fixated
2.6
Set repair material
2.6.1 Adhesive, patches and roughening paper available
2.6.2 Adhesive useable, not dried out
Caution! If any kind of doubts concerning the safety arise at this time or at
any later time during the test, abort the test and send the bag including
the equipment to the manufacturer for further testing.
3. Function test
Caution! Perform only if the visual inspection in Point 2 and the test of the equipment
did not result in any complaints.
3.1
Connect pressure regulator to the compressed-air bottle.
Close the Shut-off valve on the pressure reducer.
Open the compressed-air bottle valve.
Yes No
3.1.1
Primary pressure manometer indicates (pressure in the
compressed-air bottle)
3.1.2
Back pressure manometer indicates (possibly increase
pressure on the control knob)
3.1.3
Pressure can be regulated across the entire adjustment
range
3.1.4
Safety valve remains leakproof at the set maximum
pressure.
3.1.5 Shut-off valve on the pressure-reducer outlet seals tight
3.1.6
At a set pressure of approx. 5 bar, the pressure does not
increase significantly within 5 min.
Connect the pressure reducer to the controller with an air
hose
Open the pressure reducer shut-off valve. Set the pressure
to approx. 2 bar.