TB 43-0149
Figure 27. Installation of lighting fixture in combat area-
combat area -leveling
connecting fixture lead to transformer.
(4) In combat areas the cables and transformers
should be left on the surface of the runway shoulder to
allow for hasty dismantling. The cables are designed to
resist frost and heavy loads. Cables and transformers
should be protected at traffic crossings.
(5) The direction of the runway light beams should
be parallel to the runway. If the direction of approach is
reversed, the hood selectors must be rotated 180
degrees to face the new direction of approach, and the
glide angle indicator light must be moved to its proper
position at the opposite end of the runway. M.)
b. The circuit layout for a noncombat area is
shown in figure 28. The procedure for laying out the
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