TM-9-2815-220-34 Direct Support Manual for AVDS-1790-2C and AVDS-1790-2D Engines Download

TM 9-2815-220-34 Table .J-28. Throttle Control Cross Shot and Fuel Injection Primp Linkage Reir Standar - Continued Fig. Ref. Point of s;zes and fit Wear Component No. letter measurement of new parts limits Throttle 3-259 h Inside diameter of 0.6270 0.6280 0.6295 contr o l sleeve bearing in- linka stalled in manual fuel shutoff level 0.6252 3-259 e Outside diameter of throttle 0.6232 0.6217 0.6220 cross shaft at. manual fuel shutoff lever 3-259 h-e Fit of shaft in sleeve bearing 3-259 d Helical extension spring free length (inside lꝏps). Tension limits: Maximum extended length without set (inside loops) Refer to paragnph 3-37c for explanation of symbols. 3-109. Assembly a. Install two bearings(29, fig. 3-259), one in each end of lever (30). Bearings must be installed 0.250 inch below end surface of lever. Ream bearings to 0.6270 to 0.6290 inch after installation. Clean lever after reaming. Install two plain seals (28), one on each end of lever. Lip of seal must be to the outside. Seal must be installed flush or below end surface of lever. b. Install the left hand and right hand rod end bearings (1 1) on the governor control rod(41) and tighten nuts (37). The governor control rod with rod end bearings installed should be approxi- mately 10.92 inches long. Install two retaining rings (53) and ball bearings (51) in cross shaft goveor control lever assembly(56). Install ball bearing (51) and two retaining rings (34) in the throttle control cross shaft bracket (35). c. Install two retaining rings (4) and two ball bearings (3) in intermediate governor control lever support (5). Install governor control lever bearing shaft (36) in assembled control lever and secure with two dust shields (2) and two retain- ing rings (1). Install woodruff key (9) and in�er- mediate governor control lever (12) on bearmg shaft and install capscrew (39) and lockwasher (40) in control lever. d. Install manual fuel shutoff control lever as- 0.0028L 0.0017L 0.0053L 2.4 700 3.09 lbs± .25 lbs at 3.31 in. • 5.43 lbs± . 30 lbs at 4.25 in. . 4.75 in. sembly (27) on cross shaft (26) and secure with two spacers (31) and two retaining rings (32). e. Install woodruff key (49) and throttle control lever.assembly (42) on cross shaft (26) and install capscrew (44) and lockwasher (43) in control lever. Install shock spring flat washer (57) and shock spring (58) on cross shaft with both ends of spring engaging straight pin in control lever as- sembly (42). Install shock spring washer (57) and retaining ring(52) on cross shaft. f Install cross shaft goveor control lever as- sembly (56) on cross shaft (26). Install retaining ring (52). g. Install inner cross shaft bracket bearing re- taining ring (33) on cross shaft (26) and install assembled throttle control coss shaft bracket (35). Install retaining ring (33). h. Install woodruff key (48) and throttle lever asscmbly(47) on cross shaft (26). Install capscrew (24) and lockwasher (25) in lever assembly. In- stall inner bearing retaining ring (46) on cross shaft. i. Install camshaft end plate ball bearing (23) and ball bearing retaining ring(45). j. Place assembled throttle control cross shaft (fig. 3-259) in a soft-jawed vise and install assem- bled camshaft and cover plate (22) on bnll bearing (23) by carefully tapping on end plate with a soft hammer. Section XVl.1. REPAIR OF THROLE CONTROL CROSS SHA, MANUAL FUEL SHUTOFF ROD, AND ASSOCIATED PARTS 3-109.1. General of individual components 11ow the inspection This section covers the repair of the throttle control cross shaft, fuel injection pump l inkage, manual fuel shut-off rod, electrical solenoid con- trols, and associated parts. Specific instructions on disassembly, cleaning inspection, an� assembly accompany the repair operations. Repair standards procedure. 3-109.2. Dlsassembly a. Place the assembled throttle control cross shaft in a soft-jawed vise. Remove camshaft end cover plate (21, fig. 3-259.1). Remove outer annu- Change 3 3-163