TM 10-3930-669-20 VERIFY REPAIR (1)   Set   MAIN   POWER   switch   to   ON position (TM 10-3930-669-10). (2) Set engine switch to ignition position (TM 10-3930-669-10). (3) Set front light switch to ON position (TM 10-3930-669-10). (4) Observe gauge lights (a)    If    all    lights    do    not    operate, perform  Steps  (5)  through  (7) below.    Repeat  procedure  and notify Supervisor. (b) If all lights operate, fault corrected. (5)    Set    front    light    switch    to    OFF position. (6) Set engine switch to off position (7)  Set  MAIN  POWER  switch  to  OFF position. 2-167