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MAINTENANCE OF PUMPER ASSEMBLY
MAINTENANCE OF PUMPER ASSEMBLY - cont - TM-10-4610-246-13_71

TM-10-4610-246-13 Hypochlorination Unit 360 GPM (NSN 4610-01-410-7179) Model No. WALOO1HYPO (EIC:ZJ2) Manual
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TM 10-4610-246-13 4.21 MAINTENANCE OF PUMPER ASSEMBLY - (Cont) NOTE Threaded stud may stay in either diaphragm and must not be discarded. (c) Unscrew chemical side diaphragm (6) and remove. Protect threads when removing stud. (d) Unscrew stud (7). Figure 4-12. Pumphead (2) Remove water side diaphragm. (a) Turn stroke adjusting knob (4) CCW until dial scale (5) reads 10. (b) Place small end of cylinder (1) face down on workbench. NOTE Put a realignment mark on cylinder flange. (c) Remove all but two capscrews (2) which will be opposite each other. Maintain   pressure   on   the   water   side   diaphragm flange  when  removing  it  during  maintenance.    The water   side   diaphragm   is   under   spring   pressure. Uncontrolled release may cause injury to personnel. (d) Push flange (3) down to relieve spring pressure and remove remaining two capscrews (2) slowly. (e) Slowly lift flange (3) off, releasing spring pressure. (f)  Remove water side diaphragm (4). 4-21 Figure 4-13. Water Side Diaphragm







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