TM 10-4610-243-13 Table 2-1. Operator Preventive Maintenance Checks and Services for Model WSDS-310 - cont. Item No Interval Location Item to Check/Service Procedure Not Fully Mission Capable If: 75 76 77 78 79 80 81 82 83 84 85 86 During During During During During During During During During During During During INTERCONNECTION KITS Suction  and  Discharge hoses Tee Assemblies 350 GPM PUMP CONNECTION KIT (SOURCE ) Tee Assemblies Water Meter Hypochlorination Unit Suction  and  Discharge Hoses Gate Valves (4-inch) 350 GPM Pump 125 GPM PUMP CONNECTION KIT (DISPENSING POINT) Suction  and  Discharge Hoses Gate Valves (2-inch) Check Valve 125 GPM Pump a. Inspect   hoses   for   leaks   and loose  or unlocked couplings. b. Check hoses for kinks. Unkink hoses. Inspect tees for leaking gaskets. Inspect tees for leaking gaskets. Check for operation of meter indicator. Perform  "During"  PMCS  contained in  the applicable TM. a. Inspect   hoses   for   leaks   and loose  or unlocked couplings. b. Check hoses for kinks. Unkink hoses. Inspect for leaking valve stems. Perform "DURING" PMCS contained  in the applicable TM a. Inspect   hoses   for   leaks   and loose  or unlocked couplings. b. Check hoses for kinks. Unkink hoses. C Inspect for leaking valve stems.   Inspect valve body for leaks. Perform "DURING" PMCS contained  in the applicable TM. Class III leak. Class III leak. Class III leak. Class III leak. Class III leak. Class III leak. Class III leak. Class III leak. Class III leak. 2-23