WARNING WARNING TM  5-6675-302-14&P C.  Item  to  be  Inspected  Column.   The   items classified  as  Not  Ready/Available  because  of  in- listed  in  this  column  are  divided  into  groups  and ability to perform its primary mission. identifies the items to be inspected. NOTE d. Procedures Column.  This column contains a brief  description  of  the  procedure  by  which  the If the equipment must be kept in con- tinuous operation, check and service on- check is to be performed. ly those items that can be checked and e.  Equipment  will  be  Reported  Not  Ready/ serviced without disturbing operation. Available  Column.  This  column  will  contain  the Make the complete checks and services criteria  which  will  cause  the  equipment  to  be when the equipment can be shutdown. Section VI. ORGANIZATIONAL MAINTENANCE OF THE TARGET SET 4-6.  Illumination  Assembly  (Model  242406)  or Screw-In Lamp Assembly (Model USATS-79). a.  General  The  illumination  assembly  consists of  an  incandescent  lamp  and  cable  assembly.  The cable  assembly  is  the  intermediate  between  the battery box and the reflector. b.  Removal. (1)  Remove   male   plug   end   of   the   cable assembly   from   female   receptacle   on   the   battery box. (2)  Remove  the  lamp  holder  end  of  the  cable assembly  from  the  reflector  (fig.  4-1  for  model 242406, and fig. 4-2 for model USATS-79). c. Cleaning and inspection. Clean   parts   in   a   well-ventilated   area. Avoid  inhalation  of  solvent  fumes  and prolonged  exposure  of  skin  to  cleaning solvent.  Wash  exposed  skin  thoroughly. Dry   cleaning   solvent   (Fed.   Spec. P-D-680) used to clean parts is potential- ly  dangerous  to  personnel  and  property. Do not use near open flame or excessive heat.  Flash  point  of  solvent  is  100F  to 138F (38C to 59C). (1) Clean  all  parts  with  cleaning  solvent  and dry  thoroughly. (2)  Inspect  for  broken  or  frayed  wire,  defective lamp and damage. Replace all defective parts. d.  Installation.  Reassemble  and  install  as  il- lustrated in figure 4-1 (model 242406), or figure 4-2 (model USATS-79). 4-7. Reflector. a. Removal. (1) Remove  the  reflector  from  the  rear  side  of the target (fig. 4-1 for model 242406 or fig. 4-2 for model  USATS-79). (2) Remove  the  illumination  assembly  (model 242406),  or  screw-in  lamp  assembly  (model USATS-79). b. Cleaning and Inspecting. Clean   parts   in   a   well-ventilated   area. Avoid  inhalation  of  solvent  fumes  and prolonged  exposure  of  skin  to  cleaning solvent.  Wash  exposed  skin  thoroughly. Dry   cleaning   solvent   (Fed.   Spec. P-D-680) used to clean parts is potential- ly  dangerous  to  personnel  and  property. Do not use near open flame or excessive heat.  Flash  point  of  solvent  is  100F  to 138F (38C to 59C). (1)  Clean  the  reflector  with  cleaning  solvent and  dry  thoroughly. (2) Inspect  for  poor  reflective  surface,  paint  if required. c.  Installation. (1)  Install   the   illumination   assembly   (model 242406),  or  screw-in  lamp  assembly  (model USATS-79). (2)  Install   the   reflector,   figure   4-1   (model 242406) or figure 4-2 (model USATS-79). 4-3