Testing - Dräger X-plore 6300 Gebrauchsanweisung

Testing

Check the full face mask according to Test and Maintenance Intervals
(see page 21).
Visual inspection of the speech diaphragm
• Dismount the speech diaphragm (see "Replacing the speech
diaphragm and O-ring" on page 20).
Visual inspection of exhalation valve
• Remove the protective cap from the mask connector, and pull out
the valve disc. The valve disc and seat must be clean and
undamaged. Clean or replace if necessary.
• Moisten valve disc with water and refit.
Leak tests
Test device and accessories: Dräger Testor 2100
adapter R 53 344, exhalation valve plug R 53 349.
NOTE
The tests are described for the Testor 2100 test
device. They can be carried out using other test
devices. Note the corresponding Instructions for
Use.
(1) Check leak tightness
• Moisten the sealing frame with water, if necessary, then mount full
face mask on the test head (see "Fasten full face mask" on
page 16).
• Inflate the test head until the sealing frame fits tightly in all places.
• Seal the facepiece connector with the adapter.
• Generate a negative pressure of 10 mbar.
The mask is deemed to be tight if the pressure changes by no more
than 1 mbar after 1 minute. Otherwise continue with (2).
1) Note the corresponding Instructions for Use.
(2) Test with tightly fit exhalation valve
• Remove the exhalation valve disc.
• Press the exhalation valve plug firmly onto the seat until it engages.
• Produce a vacuum of 10 mbar. If the pressure change after
1 minute is less than 1 mbar, remove the exhalation valve plug,
insert a new valve disc and repeat the leak test. Otherwise continue
with (3).
(3) Leak test under water
• Immerse the test head with the full face mask in water.
• Produce an excess pressure of approx. 10 mbar and slowly rotate
the test head under the water surface.
Any leaks are revealed by air bubbles emerging from the test head.
• Remove the test head and full face mask from the water, then repair
the full face mask.
1)
• Remove the exhalation valve plug and mount the exhalation valve
R 53 400,
disc.
• Repeat the leak test.
After testing
• Unscrew the adapter.
• Remove mask from test head and dry if necessary.
• Replace protective cap so that it engages.
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