REPAIR OF ENGINE ELECTRICAL HARNESS
CONDUIT ASSEMBLY REPLACEMENT
For identification, conduit sections
are referred to as section A through
section H. Steps 38, 39, and 40 cover
section A, section B, and section C.
Step 41 covers section D through
With 43 , Y junction and conduit
sections preceding and following Y
junction are replaced by a single
conduit between two coned junctions.
Use Engine Harness Retention Tool
(APP E-228) to secure legs of harness
when loosening coned junctions.
Fill each end of newly installed conduit
and connector fittings with sealant
(E340.2) to assure proper sealing of
Replace conduit section A as follows:
Loosen conduit nuts (1) at coned junction
and elbow (3).
Disconnect elbow (3) from aircraft disconnect
(7). Leave adapter in elbow.
Push elbow (3) and conduit away from aircraft
Tag (E264) and remove wiring (TM
55-1500-323-24) from aircraft disconnect (7).
Slide off elbow (3) and conduit (4).
Wrap wiring with Teflon tape (E399).
Slide new conduit section A and elbow (3)
over harness wiring.
Connect wiring as tagged to aircraft
disconnect (TM 55-1500-323-24). Discard
Apply sealant (E340.2) around wiring in each
end of conduit (4) and to threads of elbow (3)
and coned junction plate (15).
Position nylon washers (14) and tighten
conduit nuts (1) to coned junction and elbow
(3) of aircraft disconnect.
Apply sealant (E340.2) to threads of elbow
(3) and around wiring in elbow.
Connect elbow (3) to aircraft disconnect (7).