TM 10-3930-669-20 7-26.  FRONT/REAR/MAST LIGHT LAMP REPLACEMENT. This task covers: a.  Removal b.  Installation INITIAL SETUP Tools and Special Tools Equipment Condition Tool Kit, General Mechanic's: Automotive Engine OFF (TM 10-3930-669-10) (Item 1, Appendix B) Parking brake applied (TM 10-3930-669-10) Wheels chocked (TM 10-3930-669-10) a.  Removal NOTE Replacement   procedure   for   rear   light lamp  is  shown.    Front  and  mast  lamps are replaced the same way. (1) Remove lamp (1) from light cover (2). (2) Disconnect lamp (1) from light connector (3). b.  Installation. (1) Connect light connector (3) on lamp (1). (2) Install lamp (1) in light cover (2). NOTE Follow-on Maintenance: •   Remove wheel chocks (TM 10-3930-669-10). END OF TASK 7-57