TM 10-3930-659-20 7-11. TRANSMISSION CLUTCH CUTOFF VALVE MAINTENANCE (Con't). c. CLEANING AND INSPECTION WARNING Dry  cleaning  solvent,  P-D-680,  Is  toxic  and  flammable.    Always  wear  protective  goggles  and gloves, and use only In a well-ventilated area.  Avoid contact with skin, eyes, and clothes, and DO  NOT  breathe  vapors.   DO  NOT  use  near  open  flame  or  excessive  heat.   The  solvent's  flash point   Is   100°F-138OF   (380C-590C).      If   you   become   dizzy   while   using   cleaning   solvent, Immediately get fresh air and medical help. If solvent contacts eyes, Immediately wash your eyes and get medical aid. 1. Clean parts with dry cleaning solvent and dry with clean rags. 2. Inspect parts for damage.  Replace damaged parts. d. ASSEMBLY 1. Install two new preformed packings (14 and 16) and adapters (15 and 17) on valve body (18). 2. Install new preformed packing (13) and plug (12) on valve body (18). 3. Install new preformed packing (11) and elbow (10) on valve body (18). 4. Install new preformed packing (19) and solenoid valve (20) on valve body (18). 5. Install new preformed packing (21) and coil (22) on solenoid valve (20) with new preformed packing (23), washer (24), and nut (25). 7-33