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TM 9-2350-287-20-2
21-6.
ENGINE AFES TUBING AND NOZZLES REPLACEMENT (continued).
1.
2.
3.
4.
5.
6.
Disconnect two tube assemblies (8 and 10) from two elbows (7) on two valve actuators (11) of engine AFES
cylinder bottles (1 and 2).
Remove two elbows (7), nuts (6) and adapters (4), preformed packings (3) and preformed packings (5) from
two valve actuators (11). Discard preformed packings.
Install two antirecoil plugs in two valve actuators (11).
Disconnect two tube assemblies (8 and 10) from double check-valve tee (9).
Remove double check-valve tee (9), hose (14), and elbow (13) from bulkhead adapter (12).
Inspect double check-valve tee (9) for rust, build up, restricted flow and sticking check valves. Replace, if
necessary.
21-17
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