TM 10-4610-243-13 Table 2-1. Operator Preventive Maintenance Checks and Services for Model WSDS-810 - cont. Item No Interval Location Item to Check/Service Procedure Not Fully Mission Capable If: 51 52 53 54 55 56 57 58 59 60 61 62 During During During During During During During During During During During During HOSE NOZZLE CONNECTION KIT Distribution Nozzle Discharge Hoses Gate Valves (2-inch) Tee Assemblies 2-INCH HOSE CONNECTION KIT Discharge Hoses Gate Valves (2-inch) Tee Assemblies 4-INCH HOSE CONNECTION KITS Butterfly Valves Quick Acting Valves or Gate Valves (4-inch) Tee Assemblies 350 GPM PUMP CONNECTION KIT DISPENCING POINT) Tee Assemblies Water Meter Check for leaks when control handle is released a. Inspect   hoses   for   leaks   and loose or unlocked couplings. b. Check hoses for kinks. Unkink hoses. Inspect for leaking valve stems. Inspect tees for leaking gaskets. a. Inspect   hoses   for   leaks   and loose or unlocked couplings. b. Check hoses for kinks. Unkink hoses. Inspect for leaking valve stems. Inspect tees for leaking gaskets Inspect for leaks at valves stem; Inspect   for   leaks   at   valve   stems and or valve body gaskets Inspect tees for leaking gaskets. Inspect tees for leaking gaskets Check for proper operation of meter indicator. Leaks (class III)) Class III leak. Class III leak. Class II leak. Class III leak. Class III leak. Class III leak. Class III leak Class III leak. Class III leak Class III leak. Change 1 2-21