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TM 9-2350-287-20-2
17-35. APU COMPARTMENT HYDRAULIC HOSES REPLACEMENT (continued).
5.
Remove two nuts (25) and lockwashers (24) and U-bolt (10) from bracket (23) and nipple (9). Discard
lockwashers.
6.
Remove valve (6), tee (8), nipple (9), elbow (11), adapter (12), elbow (22), adapter (21), and preformed packing
(20) from pump (13). Discard packing.
7.
Remove elbow (7) and adapter (26) from tee (8).
8.
Disconnect and remove hose (18) from APU bulkhead nipple (19) and adapter (17).
9.
Remove adapter (17) and elbow (16) from adapter (15).
10.
Remove adapter (15) and preformed packing (14) from pump (13). Discard packing.
b.
INSTALLATION
NOTE
Apply Teflon pipe sealant to all make pipe threads prior to installation.
1.
Install adapter (15) and new preformed packing (14) on pump (13).
2.
Install elbow (16) and adapter (17) on adapter (15).
3.
Connect hose (18) to APU bulkhead nipple (19) and adapter (17).
4.
Install elbow (7) and adapter (26) in tee (8).
5.
Install adapter (21), new preformed packing (20), elbow (22), adapter (12), elbow (11), nipple (9), tee (8), and
valve (6) on pump (13).
6.
Install U-bolt (10) on nipple (9) and bracket (23).
7.
Install two new lockwashers (24) and nuts (25) on U-bolt (10).
8.
Install adapter (5) on valve (6).
9.
Install elbow (3) in APU wall coupling.
10.
Connect hose (4) to elbow (3) and adapter (5).
11.
Connect hose (2) to pressure switch (1) and elbow (7).
17-124
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