TM 9-2815-250-24&P
3-20. INJECTION PUMP TEST.
This Task Covers:
Test
Initial Setup:
Tools/Test Equipment:
Equipment Conditions:
Fuel-test set (Item 12, Appendix G)
Airflow deflectors removed as needed (para 2-24).
General mechanic's tool kit, automotive
(Item 15, Appendix G)
Wrench (Item 36, Appendix G)
TEST
a.
Remove fuel pressure pipe clamp and fuel pressure pipe assembly from fuel injector on flywheel side of engine
(para 2-23).
b.
Remove fuel injector from flywheel side of engine (para 3-14).
c.
Install extension tube (4), tube assembly (5), and indicator dial (1) from fuel-test set on flywheel-side port (2) of
injection pump (3).
WARNING
Fuel spray on hot components is an extreme fire hazard. Control leakage
immediately, to prevent serious injury to personnel.
d.
Crank engine and observe indicator dial (1).
Reading should be between 250 and 258 bars. If
reading is incorrect, replace injection pump (para
3-15).
e.
Remove indicator dial (1), tube assembly (5), and
extension tube (4) from flywheel side port (2) of
injection pump (3).
f.
Install fuel injector on engine (para 3-14).
g.
Install fuel pressure pipe assembly and fuel
pressure pipe clamp (para 2-23).
h.
Repeat steps a through g for port on auxiliary drive
side of injection pump.
FOLLOW-ON TASKS:
Install airflow deflectors (para 2-24).
3-65
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