TM 5-5430-212-13P3-7. Filler/DischargeAssemblya. Adaptor-4"(9)(Fig.C-2orC-2A)(1) Remove the adaptor (9) from the gate valve (5).(2) Clean the adaptor using a mild soap and water solution with a stiff bristle brush, remove anyforeign matter.(3) Clean all sealing surfaces and threads.(4) Inspect for cracks, dents, breaks or wear. Replace if unserviceable.b. PressureGage(7)(1) Remove the pressure gage (7) from the gate valve (5) flow tube.(2) Check the gage by blowing on the connecting nipple. Average lung pressure will show 2-2i PSIreading on the gage.(3) Inspect for bent indicator or broken face plate. Replace if necessary.c. GateValve-4"(5)(Fig.C-2orC-2A)(1) Remove the gate valve from the tank by removing the four bolts (12 Fig. C-1) from the top andbottom pipe clamps (1 and 2, Fig. C-2 or C-2A).(2) Remove the adjacent top and bottom clamps (6 and 7, Fig. C-1 or C-1A) if necessary.(3) Remove the valve from the tank.(4) Remove the inside flange (3, Fig. C-2 or C-2A) from the gate valve tube.(5) Remove the two rubber adaptors (4).(6) Clean all parts using a mild soap and water solution with a stiff bristle brush. Remove any foreignmatter from the parts.(7) Inspect all parts for cracks, dents, breaks or wear. Replace if unserviceable.(8) Reassemble in reverse order of disassembly.NOTE: Moisten inside of rubber adapter (4, Fig. C-2 or C-2A) for ease of assembly.Change 3 3-11
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