7�3
Checking the connection for leak tightness
Î
Apply the operating pressure slowly to the WEH
®
Product slowly.
Î
Use a foaming leak detection agent to check the WEH
®
Product and connection
to the product for leak tightness. The test points must be sealed tight without any
bubbles.
Caution:
Observe the technical data in
and all appropriate technical stan-
dards and applicable legal requirements.
Attention:
Do not use a leak detection spray that contains ammonia, since this could
cause corrosion to the product.
MD-10211-L51-R1.1.0-03
Page 19
Operating instructions
AE