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 ALL  ú ú 10 Page 4 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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A
737-300/400/500MAINTENANCE MANUAL
 EXTERIOR LIGHTING - DESCRIPTION AND OPERATION
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General
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 A.  The exterior lights are the lights installed on the outer side of the airplane.
 (1)  
Some of the lights make the airplane more easily seen.

 (2)  
Some of the lights supply lighting to the areas around the airplane.

 (3)  
Some of the lights supply lighting to the external surfaces of the airplane.

 B.  All the exterior lights are controlled by switches on the forward edge of
 the overhead panel, P5.Wing Scanning Lights
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 A.  The wing scanning lights supply lighting to the the leading edge of the wing.
 B.  These lights are installed on each side of the fuselage in a location
 that is forward of each wing.Landing Lights
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 A.  The landing lights supply lighting to the runway.
 B.  An inboard landing light is installed in the leading edge of each wing near the fuselage.
 C.  An outboard landing light is installed in each outboard trailing edge
 flap fairing.Runway Turnoff Lights
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 A.  The runway turnoff lights supply lighting to the area in front of and to the side of the airplane.
 B.  A runway turnoff light is installed adjacent to each inboard landing
 light.Nose Gear Taxi Light
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 A.  The nose gear taxi light supplies lighting to the area in the direction the nose wheels are pointed.
 B.  This light is installed on the nose gear strut and turns with the nose
 wheels.Steady Position (Navigation) Lights
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 A.  The steady position lights make the airplane more easily seen.
 B.  These lights are installed on each wingtip. One light points aft and is white. The other lights point outboard and are red on the left wingtip and green on the right wingtip.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 33-40-00
 ALL  ú ú 03 Page 1 ú Mar 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
ANTICOLLISION STROBE POSITION
LIGHT
LIGHT 3 OVERHEAD PANEL
WING RED STEADY
RED STEADY POSITION SCANNINGSEE A
RUNWAY TURNOFF POSITION LIGHT LIGHT 1 LIGHT AND INBOARD
LANDING LIGHTS  WHITE STEADY
POSITION
LIGHT
2 NOSE GEAR
TAXI LIGHT LOGO LIGHT
OUTBOARD LANDING LIGHT
GREEN STEADY
POSITION ANTICOLLISIONLIGHT 1 STROBE POSITION LIGHT 3 LIGHT
STROBE POSITION OUTBOARD LIGHT 3 LANDING LIGHT
GREEN STEADY LOGO LIGHT 2
POSITION WHITE STEADY
LIGHT  POSITION
POSITION
POSITION LIGHT STEADY STROBE & STEADY
OFF OFF
STROBE & STEADY
STEADY
6 3
X E  LANDING RETRACT  OFF  L R TURNOFF RUNWAY  TAXI  LOGO OFF  ON BAT POSITION OFF COLLISION ANTI OFF WING  WHEEL OFF WELL 
T  OFF  OFF 
E  OFF 
D N  L  ON  R  L  ON  R  ON  ON  ON  ON  ON  ON  ON 
OUTBOARD  INBOARD  2 

45
OVERHEAD PANEL (FORWARD SIDE)
A
1  AIRPLANES WITH TWO RED AND TWO GREEN STEADY POSITION LIGHTS
2  AIRPLANES WITH LOGO LIGHTS
3
AIRPLANES WITH STROBE POSITION LIGHTS
4
AIRPLANES WITHOUT STROBE POSITION LIGHTS
5
AIRPLANES WITH STROBE & STEADY ABOVE THE SWITCH
6
AIRPLANES WITH STROBE & STEADY BELOW THE SWITCH
Exterior Lighting - Component Location Figure 1
A06803
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 33-40-00
 ALL  ú ú 12 Page 2 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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