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TM 9-2350-287-20-2
18-11. APU PRIMARY AND SECONDARY FUEL FILTERS REPLACEMENT (continued).
15.
16.
17.
18.
19.
20,
21.
22.
NOTE
Make sure filter seating areas of filter head are clean.
Install filter (17) against inside of filter head (12) with washer (24) and screw (6). Finger-tighten screw (6).
Install secondary filter (15) against outside of filter head (12) with washer (10) and screw (9). Finger-tighten
screw (9).
Tighten two screws (6 and 9) 1 1/2 additional turns to compress seals at tops of filters (15 and 17).
Install two drain cocks (4) on two filters (15 and 17). Close drain cocks (4).
Install connector (26) on secondary fuel line (19).
Install coupling half (18) on connector (26).
Position ring of retainer clip (20) on coupling half (22), then install coupling half (22) on connector (29).
Install two hoses (5) on two drain cocks (4) with two clamps (16).
18-30
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