TM 10 4320-303-13SECTION III. OPERATOR MAINTENANCE PROCEDURES3.3 PUMPING STATION MAINTENANCE.Refer to applicable technical manual for operator maintenance procedures for the 600 GPM pumpingassemblies.3.4 10-MILEHOSELINESEGMENTMAINTENANCE .3.4.1 6InchHoseAssemblyRepair.This task covers:3.4.1.1 Male Quick-Disconnect3.4.1.2 Double-Ended Adapter RepairCoupling Half RepairINITIALSETUPToolsEquipmentConditionsTools required for repair of 6 inchPumping Stations shutdown, refer tohose assemblies are contained inapplicable technical manual.Hoseline Repair Kit, Section II, Item124, Appendix CGeneralSafetyInstructionsMaterials/PartsEnsure pumping stations are shutdown toeliminate pressure build up in hoseline.Rags, Item 7, Appendix EDo not work on equipment without followingItems to be used for repair of 6 inchstandard safety precautions.hose assemblies are contained inHoseline Repair Kit, Section II, Item124, Appendix C.3.4.1.1 MaleQuick-DisconnectCouplingHalfRepair .WARNINGEnsure pumping assemblies are shut down before performing this procedure.Failure to shut down pumping assemblies will result in excessive water pressure inhoseline which may rupture causing personal and personnel injury.NOTEThis procedure is applicable to 6 inch by 10, 20, and 75 foot hose assemblies and6 inch by 500 foot hoseline segment.a. Install hose clamps (Figure 3-1, 1) 3 feet up-line and downline from hose section (2) to be removed.3-5
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