TM  5-4320-301-13&P TM   08936A-13&P/1 a. CLASS I - Seepage of fluid (as indicated by wetness or discoloration) not great enough to form drops. b. CLASSII - Leakage of fluid great enough to form drops but not enough  to cause drops to drip from item being  checked/inspected. c. CLASS III-Leakage of fluid great enough to form drops that fall from item being checked/inspected. 2-1.  Operator  Preventive  Maintenance  Checks  and  Services for Forward Area Water Point Supply System Item No. 1 2 3 4 5 6 7 inter- val Before Before Before Before Before Before Before Before Before Before Before Before Before During Location Item to Check/ Service HOSE ASSEMBLIES BALL VALVE ASSEMBLIES NOZZLE ASSEMBLIES NOZZLE STAND ASSEMBLIES TOWING  & LIFTING YOKES MISC. FlTTlNGS HOSE ASSEMBLIES Procedure Check all hose couplings for missing gaskets. Check hoses for cuts, cracks, and de- terioration. Check for damaged or missing cou- pling  halves. Inspect valve handles for damage. Check all valves for proper operation. Inspect valve coupling halves for dam- age and for missing gaskets. Inspect nozzles for cracks, damage, or missing  parts. Check control handle for proper opera- tion. Inspect couplings for damage or mis- sing  gaskets. Check that nozzle swivel fittings oper- ate  smoothly. Inspect nozzle stands for damage or missing  parts. Inspect towing yokes for damage or missing  parts. Inspect all fittings for damage or mis- sing gaskets. Check hose and fittings for leaks. Not Fully Mission Capable Coupling halves gaskets are missing. Hoses are cut, cracked, or deteriorated. Coupling halves are dam- aged or missing. Valve handles are dam- aged. Valves do not operate prop- erly. Valve coupling halves are damaged or gasket is mis- sing Nozzles are cracked, dam- aged, or has missing parts. Control handle does not op- erate  properly. Coupling are damaged or gaskets are missing. Swivel  fittong is jammed or does not operate smoothly. Nozzle stands are dam- aged or have missing parts. Towing yokes are damaged or have missing parts. Fittings are damaged or gaskets are missing. Hoses or fittings leak. 2 - 6 Change   5