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TM 10-4320-342-24
2-53. ENGINE FUEL MANIFOLD AND CHECK VALVE REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Tools
Equipment Condition
General Mechanics Tool Kit (App B, Sect III,
200/600 GPM pump assembly removed from
Item 1)
system (Para 2-9, TM 10-4320-342-10)
Torque Wrench: 0-200 inch-pounds (App B,
Sect III)
General Safety Instructions
WARNING
Material/Parts
Fuels and fuel vapors are toxic and flammable. Be
Preformed Packings (App F, Items 23 and 104)
careful when working around fuel so not to come in
Safety Wire (App E, Item 9)
contact. Fuel can cause injury to personnel. For
Antiseize Compounds (App E, Item 5)
disposal of contaminated fuel, refer to FM 10-20.
a. REMOVAL. Refer to Figure 2-80.
(1)
Open door (1).
(2)
Disconnect tube (2) from engine fuel manifold (3).
(3)
Disconnect tubes (4) from nozzles (5).
(4)
Remove bolts (6) from mounting bracket (7) and remove engine fuel manifold (3) and wire bracket (8) from
combustor case (9).
(5)
Remove safety wire from check valve (10).
(6)
Remove check valve (10) and preformed packings (11 and 12). Discard performed packings.
b. INSTALLATION.
(1)
Lubricate and install preformed packings (11 and 12) on check valve (10).
(2)
Install check valve (10) on fuel manifold (3). Torque to 43 to 47 inch-pounds.
(3)
Apply antiseize compound to bolts (6).
NOTE
Be sure bolt with predrilled hole is positioned on right side of fuel manifold assembly.
2-190
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