HYPOCHLORINATION UNIT. MODEL 1955-1, MAINTENANCE.

Pressure-Reducing Valve Assembly Skid Assembly Repair

Pilot Valve Assembly Maintenance. (Continued) - TM-10-4320-303-13_241

TM-10-4320-303-13 Tactical Water Distribution Equipment System (TDWS) Set 10-Mile Segement Model 06749-0813-81 110-00-0000 919 and 10 Manual
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TM 10-4320-303-13 5.6 HYPOCHLORINATION UNIT. MODEL 1955-1, MAINTENANCE. 5.6.1 Pilot Valve Assembly Maintenance. This task covers: 5.6.1.1 Removal 5.6.1.3 Repair 5.6.1.2 Inspection 5.6.1.4 Assembly INITIAL SETUP Tools Equipment Conditions Tool Kit, General Mechanic's, 125 GPM pumping assembly shutdown, refer to Automotive, Section III, Item 1, applicable technical manual. Appendix B Strainer Assembly removed, paragraph 4.13.4. Goggles, Section III, Item 2, Appendix B Water Meter and Gear Box Assembly removed, paragraph 4.13.5. Materials/Parts General Safety Instructions Cleaning Solvent, Item 8, Appendix E Gloves, Item 4, Appendix E Do not work on equipment without following Apron, Item 1, Appendix E standard shop safety precautions. 5.6.1.1 Removal. a. Remove two screws (Figure 5-3, 1). b. Remove end cap (2) and lock spring cap (3). c. Remove thumbscrew (4). d. Remove yoke cover (5) from gear box (6). e. Loosen rod lock nut (7). f. Remove valve rod (8) from link spring coupling (9). g. Remove four screws (10). h. Remove valve housing (11) and gasket (12) from gear box (6). Discard old gasket (12). i. Remove retainer ring (13). j. Remove rod lock nut (7) from valve rod (8). k. Slide entire valve rod (8) and slug assembly (14) out of valve housing (11). l. Remove valve sleeve (15) from valve housing (11). m. Remove four screws (16), valve housing cap (17) and pipe plug (18) from valve housing (11). 5-11

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