TM5-6115-585-34 NAVFAC    P-8-262-12 TO-35C2-3-455-2 TM-05684C-34 1.  Gear  cover 2.  Gasket 3.  Screw  (4) 4.  LockWasher  (4) 5.  Washer  (4) 6.   Screw 7.   Lockwasher 8.  Oil  base 9.  Gasket 10.  Oil  cup  assembly 11.   Bracket 12.   Lockwasher 13.  Screw 14.  Lock  ring 15.  Washer 16.  Gear 17.  Screw  (2) 18.  Lockwasher  (2) 19. 21. 22. 23. 24. 25. 26. 27. oil  pump Back plate Rear  bearing  plate Oil  by-pass  valve Screw  (2) Screw  (2) Lockwasher  (4) Oil  filter  adapter Gasket TS 6115-585-34/7-19 (2) Figure  7-19.  Oil  Pump  Removal  (Sheet  2  of  2) b.  Remove. (1)   Remove   generator,   engine   flywheel,   and adapter. (2)   Unscrew   recessed   plug   (1,   figure   7-20)   in rear  bearing  plate  (4). (3)  Lift  out  by-pass  spring  (2,  figure  7-20)  and valve  plunger  (3). Figure  7-20.  Oil  By-pass  Valve c.  Cleaning  and  Inspection. (1)  Thoroughly  clean  spring  (2,  figure  7-20)  and plunger  (3).  Replace  defective  or  worn  parts. d.  Test.  Determine  proper  valve  operation  by  check- ing spring and plunger against the following values. (1)   Plunger   diameter   should   be   0.3365   inch   to 0.3380 inch. (2)  Spring  free  length  should  be  2-5/16  inches  ± 1/16  inch.  Spring  force  should  be  2.25  ±  0.11  pounds when   spring   is   compressed   to   a   length   of   1-3/16 inches. e.   Installation. (1)  Assemble  spring  (2,  figure  7-20)  and  plunger (3) and install in bearing plate (4). (2)  Install  plug  (l). 7-14.  GEAR  COVER  ASSEMBLY. a.  Inspect  (see  figure  7-21). (1)  The  governor  shaft  is  supported  by  two  sets of  needle  bearings  and  should  not  show  signs  of  bind- ing  when  rotated  through  its  free  travel. (2)  The  oil  seal  should  be  inspected  for  leaks  and damage. b.   Removal. (1)   Refer   to   Operator   and   Organizational Maintenance   Manual   and   remove   starter   lockout switch.   Remove   governor   arm   (3,   figure   7-2)   by loosening  screw  (3,  figure  7-22). (2)   Refer   to   Operator   and   Organizational Maintenance   Manual   and   remove   blower   housing. (3)  Refer  to  paragraphs  7-7  and  7-8  and  remove blower  wheel  and  stator. (4)  Remove  screw  from  oil  filter  adapter.  Re- move  screws  (1,  figure  7-21),  lockwasher  (2),  flat- washer  (3),  screw  (4),  lockwasher  (5)  holding  gear 7-21