TM 5-3825-229-14&P4-62. SPRAY VALVES (cont)c. Inspection and Repair.(1) Check valve body (15) and cover (2) for damage.(2) Check spring (3) for rust or breakage.(3) Check all components of diaphragm/disc assembly (5) for damage.(4) Check seat (13) for damage.(5) Replace damaged parts.d. Assembly.(1)Assemble diaphragm assembly (5) by installing disc (11) and retainer (10) on guide (12). Installdiaphragm (9) on retainer. Install new preformed packing (8) and washer (7) on diaphragm. Secureassembly together with Belleville washer (6) and screw (4).(2) Install seat (13) and new preformed packing (14) in valve body (15).(3) Install diaphragm assembly (5) in seat (13).4-142
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