TM 10-3930-669-20 4-10.  FUELWATER SEPARATOR REPLACEMENT/REPAIR  (CONT). c. Cleaning/Inspection. WARNING • Drycleaning solvent (P-D-680) is TOXIC and flammable.  Wear protective goggles and gloves; use only in a well-ventilated area; avoid contact with skin, eyes, and clothes; and do not breathe vapors.  Keep away  from  heat  or  flame.    Never  smoke  when  using  solvent;  the  flashpoint  for  type  I  drycleaning solvent is 100°F (38°C) and for type II is 138°F (50°C).  Failure to do so may result in injury or death to personnel. • If personnel become dizzy while using cleaning solvent, immediately get fresh air and medical help.  If solvent  contacts  skin  or  clothes,  flush  with  cold  water.    If  solvent  contacts  eyes,  immediately  flush eyes with water and get immediate medical attention. (1) Use drycleaning solvent and clean wiping rag to clean surface of filter. (2) Inspect parts for cracks and damage. (3) Replace all damaged parts or notify d. Assembly. (1) Install  preformed  packing  (29),  two  plugs (27),    and    washers    (28)    on    fuel/water separator head (16). (2) Install   two   fittings   (25)   and   preformed packings    (26)    on    fuel/water    separator head (16). (3) Install two fittings (23) on fittings (25) and tighten fittings (24). (4) Install   two   fittings   (5   and   6)   on   fittings (23). 4-32