Figure 12-5. Pilot Valve Wrench P/N 370109

Figure 12-4. Governor/Actuator Mounting on Engine and Actuator Test Connections

TM-5-6115-593-34 Generator Set Diesel Engine Driven Tactical Skid Mtd. 600 Kw 3 Phase 4 Wire 120/208 and 240/416 Volts Manual
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TM5-6115-593-34 NAVFAC P-8-631-34 TO-35C2-3-463-2 of case to knock out the oil seal (22). (5) Remove speed adjusting shaft (23), speed adjusting lever (24), bushings (25) and spacer (26). Do not remove bushings (25) unless they need replacement. (6) Remove speed droop lever pin (28) connecting speed droop lever (33) and piston link (34). (7) Remove two rings (35) and both dial plates (38 and 39) from the case (157). (8) Remove retaining ring (40), pull out pivot pin (41) and take out speed droop lever (33). NOTE If the speed droop bracket is removed, mark its position on the speed droop lever for ease in reassembly. (9) Use pilot valve wrench, figure 12-5, and place it between speeder spring (43) coils on spring seat (85). Disengage spring from its seat. Hold seat with wrench and bend spring towards open end of bottom coil. At the same time turn spring to disengage coil from seat lip. (10) Remove taper pin (44) from terminal lever (146) using Figure 12-5. Pilot Valve Wrench P/N 370109 a 10-32 nut and two washers from the cover as a puller. (11) Remove retaining ring (45) from terminal shaft (46) and pull shaft from case. Remove bushings (47) only if replacement is necessary, oil seal (48) and washer (49) from both sides of the case. (12) Remove screws (50) that attach plug (51) to case. Do not disconnect plug from solenoid leads. (13) Remove pin (53) and disconnect restoring lever (72) from piston link (83). (14) Remove pin (54) from transducer bracket (74). Lift out transducer lever (58), spring seat (56) and spring (57). NOTE If spring seat is to be removed from transducer lever, measure and record projection of seat above top of transducer lever for ease in reassembly. (15) Remove screw (63) and restoring spring assembly (64) including attached parts (59) through (62). (16) Remove screws and lockwashers (65 and 66) and lift out transducer bracket assembly (74, 72, 71, and 67 through 70). NOTE If ratio adjustment plate (70) is removed, mark its position on restoring lever (72) so it can be replaced in the same position. (17) Lift out temperature compensation cup (75), solenoid (76), washer (77), magnet (78), and cover (79) as a unit. Do not remove spring (129) from pilot valve plunger. (18) Remove pivot pin (81) and piston link (83). 12-8

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