ENGINE
FUEL lNJECTION NOZZLES
TM 5-3805-258-24-2
DISASSEMBLY AND ASSEMBLY
REMOVE FUEL INJECTION NOZZLES 1254-11
Tools Needed
A
B
6V3129
Nozzle Puller Group
1
FT 1533
Nozzle Puller Adapter
1
1P74
Slide Hammer
1
start by:
a) remove fuel injection lines
CAUTION
Do not let the tops of the fuel nozzles turn when
the fuel lines are loosened. The nozzles will be
damaged if the top of the nozzle turns in the
body.
1. Remove bolt (1) and the clamp.
2. Install tooling (A) on fuel injection nozzle (2).
Make sure the bottom of the screw in tooling
(A) is in alignment with the hole for bolt (1).
CAUTION
Do not exceed a torque of 17 N-m (150 Ib.in.) on
the screw in tooling (A) to remove the nozzle.
3. If the nozzle can not be removed with tooling
(A), tooling (B) must be used.
4. To remove the nozzles with tooling (B), remove
any components necessary to give better access.
5. Remove the carbon dam seal on the end of the
nozzle.
INSTALL FUEL INJECTION NOZZLES 1254-12
Tools Needed
A
6V4979
Carbon Stop Seal Tool
1
1. Use tool (A) to install carbon dam seal (2) on
nozzle ( 1).
2. Put nozzles(l) in position with bleed screw (3)
away from the valve cover.
3. Install the clamp and bolt. Make an alignment
with the clamp and the openings in the nozzle.
CAUTION
Do not let the tops of the fuel nozzles turn when
the fuel lines are tightened. The nozzles will be
damaged if the top of the nozzle turns in the
body.
end by:
a) install fuel injection lines
5-77
