Quantcast Fuel Injection Pump Specifications - continued - TM-9-2815-255-24_145

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ARMY TM 9-2815-255-24 AIR FORCE TO 38G1-95-2 MARINE CORPS TM 2815-24/4 TABLE 3-4.  Fuel Injection Pump Specifications - continued RPM THRTL.  POS. mm3/Stroke Advance 75 WOT 30 Min. - - - 200 WOT 4 Max. - - - 262.5 WOT - - - 1°  - 3° 650 WOT - - - 4°- 5° 875 WOT 94-98 - - - 875 WOT 4 Max. - - - 935 WOT 10-12 - - - 960 WOT 5 Max. - - - E.S.O.  De-Energized. Pump Settings:  Following Pump Service. 1. Roller to Roller Dimension: 1.986 ± .0015 (50.05 to 50.13 mm) Maximum Eccentricity:  .004 in.  (0.10 mm) T.I.R. 2. Gov.  Linkage Gap:  .125 to .165 in.  (3.2-4.2 mm) 3. 500 RPM (WOT):  Operate pump for 10 minutes to bring to operating temperature and clear air from system. 4. 200 RPM (WOT): a. Check Shut Off:  4 mm3/Stroke, Max. b. Check for minimum transfer pump lift of 18 in.  HG.  (60 kPa). 5. 875 RPM (WOT): a. Check test stand boost pressure for 1.5 to 2.5 psi (10.3 to 17 kPa) b. Set transfer pump pressure for 78 to 80 psi (538-522 kPa). c. Adjust  return  oil  to  225-475  cc/min.    Substitute  vent  wire  screws  as  required.    Recheck  transfer  pump pressure. d. Check housing pressure for 4-8 psi (28-59 kPa). 6. 262.5 RPM (WOT):  Set advance trimmer screw for 2°. 7. 875 RPM (WOT): Set roller to roller fuel delivery 95.5-96.5 mm3/Stroke, refer to paragraph 3-27.6, steps k and I. 8. Turn speed droop adjusting cap in 2 full turns clockwise. 9. 935 RPM (WOT):  Adjust high idle screw to obtain 10-1 2mm3/Stroke. 10. Check points: NOTE:  Maximum cylinder variation should be ± 4 mm3/Stroke from average flow of all cylinders. RPM THRTL.  POS. mm3/STROKF ADVANCE T.P.  PRESS 75 WOT 32 Min. - - - 10 Min. 200 WOT 4 Max. - - - - - - 262.5 WOT - - - 1°-3° - - - 650 WOT - - - 4°-5° - - - 875 WOT 95.5-96.5 - - - 78-80 875 WOT 4 Max.   - - - 935 WOT 10-12 - - - - - - 960 WOT 5 Max. - - - - - - 650 WOT - - - 4°- 5° - - - E.S.O.  Deenergized (69 kPa) (538-552 kPa) 3-119


 


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