TM 5-2420-230-24-2
Injector Supply Lines (High Pressure) (006-051)
B3.9 and B5.9 Series Engines
Page 6-36
Section 6 - Injectors and Fuel Lines - Group 06
Bleed the air from the high-pressure line at the fitting that
connects the injector. Bleed one line at a time until the
engine runs smoothly.
If the air can not be removed, check the pump and supply
line for suction leaks.
Initial Check (006-051-001)
17 mm, 19 mm
Inspect the lines for cracks, chafes, and leaks. Make sure
that the lines are tightened to proper specification.
17 mm, Fuel Pump Connection
Torque Value: 24 Nm
[18 ft-lb]
19 mm, Cylinder Head Connection
Torque Value: 38 Nm
[28 ft-lb]
Remove (006-051-002)
WARNING
When using solvents, acids, or alkaline materials for
cleaning, follow the manufacturer's recommendations
for use. Wear goggles and protective clothing to avoid
personal injury.
17 mm
Distributor-Type Pumps
NOTE: Thoroughly clean the area around the fuel lines
before removal.
Disconnect the high-pressure fuel lines from the injectors,
and complete the following steps:
10 mm
Remove the fuel line clamp capscrews from the intake
cover.
L-1006