TM 1-1520-238-23
Change 4
7-311
7.77.
UTILITY HYDRAULIC MANIFOLD LOW LEVEL VALVE REPLACEMENT (AVIM) – continued
b. Remove lap assembly (5) from manifold (2).
(1) Remove and discard slide (6) from manifold
(2). Use needle nose pliers.
(2) Remove sleeve (7) from manifold (2). Use
scribe to dislodge sleeve (7).
(3) Discard sleeve (7), four packing retainers (8)
and (9), and two packings (10) and (11).
7.77.4. Cleaning
a. Wipe removed and attaching parts with a
clean rag.
7.77.5. Inspection
a. Check cap and manifold for nicked or dam-
aged threads (para 7.56).
b. Check removed and attaching parts for corro-
sion (para 1.49).
7.77.6. Installation
a. Install four new packing retainers (8) and (9)
and two new packings (10) and (11) on new
sleeve (7).
(1) Lubricate packing retainers (8) and (9) and
packings (10) and (11). Use clean hydraulic
fluid (item 92, App F).
(2) Install packing retainers (8) and packing (10)
in groove (12) of sleeve (7).
(3) Install packing retainers (9) and packing (11)
in groove (13) of sleeve (7).
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