Figure 12-9. Governor Pilot Valve Assembly

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 (c) Place piston (137), pivot washer (136), and elastic stop nut (135) into the case as shown. Threat nut (135) onto pivot link (148) nine to nine and a half turns. (d) Tighten and loosen nut (135) until no pivot motion exists between power pistons (152 and 133). Optimum adjustment is when the pistons have no play and are not tight. (14) Refer to figure 12-19 and place packing (l119) in base. Lubricate and put packing (112) on plug (111) and push into base. Put spring washer (150) (concave side up) in place on top of plug (111) in base. (15) Refer to figure 12-20. (a) If idler gear stud (125) has been removed (although this should not be necessary), press it into case until its end is just below face surface. (b) Insert pilot valve bushing assemblies (120 and 126) and idler gear (124) into case as shown. Gears should all mesh. (16) Refer to figure 12-21. (a) Lubricate packing (151) and place it on load sensing sleeve (153) and insert sleeve into case. (b) Insert sleeve (116), plunger (115), spring (112), and spacer (114) into case. (17) Place ballhead assembly (91) in case on pilot valve plunger (121). Secure with retaining ring (87). (See figure 12-22.) : (18) Install thrust bearing (86), speeder spring seat (85) on pilot valve plunger (121) and secure with nut (84). Do not tighten nut (84). Figure 12-9. Governor Pilot Valve Assembly 12-12

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