TM 10 4320-303-13x. Push cam arms on female quick-disconnect coupling half (15) forward to open. Remove 2 inch gatevalve (14) with attached male quick-disconnect coupling half (13) and female quick-disconnectcoupling half (15) from end of Y- connection (16).y. Remove male quick-disconnect (13) and female quick-disconnect (15) coupling halves from ends of 2inch gate valve (14).z. Push both sets of cam arms on elbow valves (16) forward to open. Remove two dust plugs (17) fromends of elbow valves (16).aa. Remove elbow valves (16) from ends of two hose assemblies (18).ab. Repeat steps u through y to disconnect hose assemblies (18), Y-connection (19), hose assembly(20), 2 inch gate valve (21), male quick-disconnect (22) and female quick-disconnect (23) couplinghalves.ac. Push cam arms on Y-connection (16) forward to open. Remove Y-connection (16) from end of hoseassembly (1).ad. Refer to applicable technical manual and shut down 125 GPM pumping assembly.Figure 2-79. Removal of 125 GPM Pumping Assembly and Hypochlorination Unit.NOTEIf disconnecting hypochlorination unit model 1955-1 or model A-506131 performsteps ae and af. If disconnecting hypochlorination unit model 1955-3 performsteps ag through aj.ae. Push cam arms on inlet port female quick-disconnect coupling half (Figure 2-79, 1) forward to open.Remove hose assembly (2) from female quick-disconnect coupling half (1) on inlet port ofhypochlorination unit (3).af. Remove female quick-disconnect coupling half (1) from hypochlorination unit (3) inlet port.2-113
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