TM 10-3930-669-20 e. Service Lighting.  The service lighting includes the front and rear flood lights (1 and 2), one taillight (3), and instrument panel (4) gauge lighting.  The front flood light (1), taillight (3), and instrument panel (4) lights are all controlled by the front flood light rocker switch (5).  The rear flood light (2) is controlled by the rear flood light rocker switch (6).  The taillight  is  equipped  with  one  dual-filament  bulb  serving  as  both  the  running  light  and  the  brake  light.    The  brake  light illuminates when it receives voltage from the brake light switch (7) mounted above the brake pedal linkage.  Depressing the brake pedal operates the brake light switch (7) and illuminates the brake light. 1-15