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A. Fuel Manifold Removal
(1) Put a fuel collection container under the fuel manifold.
(2) Identify the fuel line ports on the fuel manifold (Figure 1).
(3) Apply a label and disconnect all fuel lines attached to the fuel manifold.
(4) Let fuel drain out of the fuel manifold and fuel lines into the collection container.
(5) Remove the safety wire/cable from hardware fasteners on the brackets on the fuel
manifold (Figures 12A thru 12D).
(6) Remove the bolts, screws, lock washers, bracket, and the fuel manifold from the fuel
injector (Figure 1). Discard the lock washers.
(7) Remove the fuel collection container.
B. Fuel Manifold Installation
NOTICE: There are different fuel manifold configurations. Figures 12A thru 12D are
examples of the fuel manifold configurations. Your configuration can be different.
Be sure to safety wire the hardware fasteners on the fuel manifold and bracket.
Safety Wire the Screws
Safety Wire the Screws
73-10
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Figure 12A
Figure 12C
IO-390-D Series Engine Maintenance Manual
IO-390-D Series Engine Maintenance Manual
Figure 12B
Safety Wire the Screws
Figure 12D
Safety Wire the Screws
© 2020 Avco Corporation. All Rights Reserved
March 2020
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