4.4.14 Piston and Connecting Rod Assembly Maintenance, Model 609-A. (Continued)

Figure 4-19. Piston and Connecting Rod Assembly, Model 609-A

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 10-4320-344-24 4.4.14 Piston and Connecting Rod Assembly Maintenance, Model 609-A. (Continued) Figure 4-20. Removing Piston and Connecting Rod Assembly, Model 609-A. d. Using hammer handle (Figure 4-20,1) carefully push piston and connecting rod assembly through top of cylinder block (2). Tag cylinder location on each assembly removed. e . Repeating steps b through d, rotate crankshaft and remove remaining pistons and connecting rod assemblies. 4.4.14.2 Disassembly. a. Place piston and connecting rod assembly in vise equipped with soft jaws. b. Using piston ring expander tool, remove four piston rings (Figure 4-19, 4, 5, 6, and 7). Discard piston rings (4, 5, 6, and 7). c . Remove two piston pin retaining rings (8). d. Push pin (9) out of piston (10) and piston pin bushing (11). Remove connecting rod (12) from piston (10). e . Repeat steps a through d for five remaining piston and connecting rod assemblies. 4-44

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