Governor Spring Pack Overhaul.

Figure 13-27. Turbocharger, Exploded View, Code A

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 CAUTION Be sure starting switch is in OFF position when checking coil. (f) Install a new O-ring (13) on override shaft (14) and coat with 10W or 20W oil. (g) Screw override shaft (14) into housing until it reaches bottom of its bore. Use a depth micrometer set at 0.118 inch (2.997) mm) and check distance from face of valve housing to tip of shaft. If necessary, screw override shaft (14) out until it is 0.118 inch (2.997 mm) below housing face. Do not move shaft, or press on knob until it contacts valve housing which will act as a stop. (h) Place valve (10) into valve housing (16) with rubber side toward housing. (i) Apply lubricant to new housing O-ring (8) and seat in groove. (j) Drop spring washer (9) on valve with concave side up and piloted around valve locator. (k) Place fuel shield (7) on valve housing (16) and tighten screws (5) to 25 to 30 inch-pounds (2.8 to 3.4 joules) torque. (l) Install fuel shut-off valve to fuel pump with capscrews (1), lockwashers (2), washers (3), and new O-ring (4). Torque to 25 to 30 inch-pounds (2.8 to 3.4 joules). (45) Governor Spring Pack Overhaul. (a) Remove snap ring (10, figure 13-23) which holds governor spring pack in sleeve with a pair of snapring pliers. (b) Remove high-speed spring (13), spring retainer (11), and ship (14). (c) Remove idle spring plunger (20), idle spring (17), plunger (19), and washer (18). (d) Examine governor spring pack components for any worn or damaged parts. (e) Assemble idle screw (16) into plunger guide (19), place washer (18) over screw point inside guide. (f) Place small idle spring (17) into plunger guide (19) and place idle plunger (20) against spring in guide. (g) Install the spring pack (15) into spring pack housing (43, figure 13-20) or (36, figure 13-21).. (h) Install spring (13, figure 13-23), shim (14), retainer (11), and snap ring (10). (i) Install new gasket (9), cover (8), lockwashers (7), screws (6), wash- ers (4), lockwashers (5), screws (3), and new seal (2). (46) Mainshaft Cover assembly Overhaul. Refer to paragraphs 13-8 and 13-10. (47) The reassembled fuel pump should be tested and calibrated in accordance with paragraph a and replaced in accordance with paragraph d. 13-15. TURBOCHARGER (Code A). To repair the turbocharger, refer to figure 13-27 and proceed as follows: a. Refer to the Operator/Crew and Organizational Maintenance manual for removal instructions. 13-52

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