Figure 2-88. High Pressure Pump (Drive End Seals) Disassembly and Reassembly (sheet 2 of 2)

TM-10-4610-232-34 Water Purification Unit Reverse Osmosis 3 000 GPH Trailer Mounted Flatbed Cargo 22-1/2 Ton 8 Wheel Tandem Model No. WTA-060 Manual
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TM 10-4610-232-34 Figure 2-88. High Pressure Pump (Drive End Seals) Disassembly and Reassembly (sheet 2 of 2) NOTE Seal should extend 1/32 to 1/16 in. (0.79 to 1.58 mm) above the surface of holder when properly installed. d. Install seal holder (54) on housing (55), Using new gasket (56), secure with two capscrews (53). e. Refer to Figure 2-88, sheet 1 and install elbows (50), nipples (49) and valves (48). f. Close drain valves (48). g. Install valve seat (47), The seat must be held above the bore in housing (52) and carefully dropped so that it enters its tapered bore in the housing and seats so it can not be removed easily, by hand. Then, tap it into place with a brass bar and three or four light taps with a hammer. h. Assemble plate (46), springs (44 and 45), and retainer (43). CAUTION The projection on the bottom of retainer must pass through springs and through the hole in plate. The valve will not operate if this is not done and maintained during assembly. i. Install capscrew (42) and tighten to 35 to 40 ft. Ibs. (47 to 54 Nm). If removed, install nut (33) in stuffing box (22). NOTE Do not tighten nut at this time. j. Set stuffing box (22) on nut (33) so that the groove for preformed packing (23) is facing upward. k. Place packing ring (26) in stuffing box (22), flat face down. 2-252

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