
VACUUM LEAK DETECTOR
VLR ..
and
VLR .. MV
20/05/2020
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(2) Check that the three-way valves are in the correct position.
(3) Seal the housing.
(4) Seal the shut-off cocks (between the leak detector and interstitial
space) for each connected interstitial space in the open position.
(5) Attach a sign with troubleshooting information.
(6) Fill out a test report and hand over to the operating company.
Functional Check and Maintenance