Quantcast Installation - TM-9-2815-202-34_232

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TM    9-2815-202-34 4-32.   OIL   PUMP   REPLACEMENT   (Cont) e.  Installation (1) (2) (3) (4) (5) (6) (7) If removed, install four studs (8) into main bearing caps (7). Place same number of shims (9) as were  removed  on  main  bearing  caps (7). Position  oil  pump  assembly  (6)  over studs  (8)  and  onto  main  bearing  caps (7 and 3). Aline teeth on spur gear (30) with teeth on drive gear (49). Secure  oil  pump  assembly  (6)  with four Iockwashers (5) and nuts (4). Torque nuts to 26-29 Ib-ft (35-40 N-m). Install two bolts (1) through brackets (2) into rear main bearing cap (3). Torque bolts to 23-26 Ib-ft (31-35 N-m). Aline four brackets (2), eight flat washers  (22)  and  two  self-locking nuts (21 ). Torque nuts to 26-29 Ib-ft (35-40 N-m). With  engine  in  upright  position,  check gear  tooth  clearance  between  driven gear (28) and drive gear (49). Using dial  indicator  (50)  mounted  on cylinder  block,  measure  clearance. Gear  tooth  clearance  should  be  0.006 to 0.012 inch. NOTE Shims  control  gear  tooth  clearance. One set of 0.005 inch shims will change  gear  tooth  clearance  by 0.0035  inch. (8) If gear tooth clearance is not within specifications,  follow  steps  (a)  thru (d). (a) (b) (c) (d) 4-130 Invert engine. Loosen four nuts (4) and two bolts (1). Lift oil pump assembly (6) enough to remove shims (9). Install  new  quantity  or  correct thickness of shims (9). Repeat steps (4), (5), and (7).


 


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