TM 9-2320-260-34-1
5-18. FUEL PUMP SPRING PACK MAINTENANCE (Contd)
4.
Using spring tester, inspect tension of spring (3). Replace spring (3) if tension is not within
16.02-17.78 lb (7.27-8.07 kg) when compressed 1.025 in. (26.0 mm).
c. Installation
1.
Install spring (6) and adjusting screw (7) on spring guide (5).
2.
Install plunger (2), spring (3), washer (4), spring guide (5), spring (8), shim(s) (9), and spring
retainer (10) on spring pack barrel (17) with new retaining ring (11).
3. Install new gasket (16) and spring pack cover (15) on fuel pump (1) with four screws (14).
NOTE
Seal is not installed until fuel pump calibration (para. 5-25).
FOLLOW-ON TASKS:
Remove fuel pump from holding fixture (para. 5-14).
Calibrate fuel pump (para. 5-25).
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