F-Range Type L-850C Style 3 Inset Lights
Maintenance
2006 ADB Airfield Solutions, Incorporated
96A0285D
Page 4-6
All rights reserved
Issued 04/13
3.
Attach the shop airline to the lock hose plug sleeve (2).
4.
Pressurize to 20 psi.
5.
Submerge the pressure test fitting in a water tank. Check for air
bubbles. Air bubbles indicate a leak.
6.
Locate the leak source, depressurize, replace the seal that is
leaking, reassemble, and retest by following steps 4 and 5.
7.
See Figure 4-2. If leak is fixed, depressurize and reinstall the
pressure release screw (E11).
Testing for Leaks
(contd.)