TM 10-8400-203-23 3-5.  REPAIR  AND  MAINTENANCE  OF  BODY  ARMOR–Continued Do not use dry cleaning solvents, gasoline, or similar products to clean the vest. (2)  Spot  removal. NOTE Do  not  clean  vest  with  any  solutions  if  vinyl  casing  is  damaged.  Apply  a warm water and soap (or deterent) solution to the soiled area. Rub or brush the area vigorously to wet and loosen the soil. Rinse thoroughly with warm water and air dry the vest away from heat or open flame. Minor stained areas remaining after cleaning are not cause to down grade an item from condi- tion code B to condition code F. (3) Outer Shell. (a)  Remove  the  vinyl  casing  and  bal- listic  insert  by  opening  the  bottom seam (1) on the back panel of the CAUTION:   CARE   SHOULD   BE EXERCISED    TO    AVOID DAMAGING   THE   VINYL CASING. vest  and  then  pull  the  outer  shell over  the  casing  with  insert,  taking care   not   to   damage   the   compo- nents.  The  seam  may  be  opened by   cutting   the   stitching   threads with a sharp edge tool, taking care not to cut the cloth or vinyl casing. 3-5