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TM 9-2350-287-20-2
17-21. APU HYDRAULIC PUMP AND ADAPTER PLATE REPLACEMENT (continued).
b.
INSTALLATION
1.
Secure adapter plate (22) on gearcase (21) with
four new lockwashers (23) and screws (24).
2.
Install Woodruff key (12) on shaft of pump (13).
3.
Install pump (13) on the APU with two new
lockwashers (15) and screws (16).
4.
Install two new packings (14 and 17) and
adapters (5 and 18) on pump (13).
WARNING
Sealing compounds can burn easily,
can give off harmful vapors, and are
harmful to skin and clothing. To
avoid injury or death, keep away from
open fire and use in a well-ventilated
area. If sealing compound gets on
skin or clothing, wash immediately
with soap and water.
5.
Apply sealing compound to threads of elbow (6)
and adapter (7). Install elbow (6), adapter (7),
and hose assembly (8) on adapter (5).
6.
Install elbow (19) on adapter (18).
7.
Install two new lockwashers (10) and nuts (9)
securing U-bolt (11) to bracket (20).
WARNING
Dry-cleaning solvent P-D-680 is toxic
and
flammable.
Always
wear
protective goggles and gloves, and
use only in a well-ventilated area.
Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors.
DO NOT use near open flame or
excessive heat.
8.
Remove any traces of old sealant from terminal
(1) with dry-cleaning solvent.
9.
Install electrical lead 61 (3) and electrical lead 66
(2) on terminal (1) with nut (4).
FOLLOW-ON MAINTENANCE:
Install APU plenum (para 18-17).
Connect battery ground cables (refer to TM 9-2350-
287-20-1).
Open hydraulic ball valve (refer to TM 9-2350-287-10).
Change 1 17-59
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