DATA LINK TERMINATION UNIT (DLTU) (AFT AVIONICS BAY) REPLACEMENT continued
c. Detach connector P664 (1) from receptacle
(T36)J1 (2) on DLTU (3).
d. Remove DLTU (3) from bulkhead (4).
(1) Remove two screws (5) and washers (6).
a. Remove old sealant from DLTU mounting sur-
face and support bracket. Use putty knife.
b. Clean removed and attaching parts (para
c. Clean mounting surfaces (para 1.47).
a. Check removed and attaching parts for dam-
age (para 9.126).
b. Check wires and terminals for wear, cracks,
and cuts (para 9.126).
c. Check removed and attaching parts for corro-
sion (para 1.49).
d. Check support bracket nutplates for stripped
or damaged threads and support bracket for
cracks (para 9.126). Thread damage not to ex-
ceed 50 percent of one thread.
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