Figure 3-9. Impeller and Seal Assembly Removal, Models 609-A and 609-C.

TM-10-4320-344-24 Pump Assembly Water 600 GPM Model 609-A (NSN 4320-01-184-7494) Model 609-C (NSN 4320-01-261-6470) Model US636HCCD-1 Manual
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TM 10-4330-344-24 Figure 3-9. Impeller and Seal Assembly Removal, Models 609-A and 609-C. Avoid cause touching wear pump to leak. surfaces of seal assembly; doing so could damage seal and b . Inspect faces of new seals to be used to ensure they are free of grit or other abrasive matter. c . Inspect all components for damage. d . Replace all defective components. 3.6.7.3 Assembly. a . b. • • c . d. e . Lightly lubricate stationary seal (Figure 3-9, 6) with silicone lubricant. Install polished side of seal assembly toward impeller. Install stationary seal (6) on impeller shaft (7) and press into seal housing bore in seal retaining plate (8). Take precautions to protect seal face from damage when assembling components. Damaged seal will cause pump to leak. Never use grease to lubricate seal assembly. Use of grease will damage seal and cause pump to leak. Lubricate interior diameter of seal assembly with light coating of silicone l u b r i c a n t . Lubricate faces of precision seals of seal assembly with silicone lubricant. Slide seal assembly (5) on impeller shaft (7) until it comes in contact with polished side of stationary seal (6). 3-25

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