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DOCUMENT 1331
REV. A
Instruction Manual
PRO AFP Series LED
Inset Runway Guard Light L-852G
7 Part Number Explanation – Inset Runway Guard Light, L852G
8
General Description
The Cooper Lighting Solutions Inset Runway Guard Light (IRGL) is a Style 3, ITS verified FAA
L-852G per FAA AC 150/5345-46 and EB67 (latest versions). It is designed for installation at
the intersection of runways and taxiways or any other location where visual guidance of moving
aircraft or ground vehicles is desirable. The fixture is designed to fit on a FAA L-868, steel, Size
B, light base per FAA AC 150/5345-42(latest version) and have a total height above
grade/ground level of .250 inch. The fixture is uni-directional, and flashes on/off in unison
within a hold bar. It is weatherproof and will endure roll over loads without damage. The light
fixture consists of a ductile iron support ring and a removable aluminum optical assembly. The
ductile iron ring is mounted to a light base with six bolts (3/8-16 UNC x 7/8 lg., 410 black oxide
stn. stl.) and lock washers (3/8, stn. stl.). The aluminum housing is secured to the ductile iron ring
using two high-strength bolts and two high-strength shear pins. The aluminum housing has a die
cast bottom housing that is attached using 4 screws. A polyurethane O-ring is used to provide a
watertight seal between the inner cover and the optical housing. Electrical connections are made
at one feed-thru assembly in the inner cover. The feed-thrus have ITS verified L-823 plugs for
connecting to FAA L-830/ L-831 Isolation Transformers. Lenses are held into the aluminum
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