TM 55-1520-240-23-6
7-347.1
BLEEDING ENGINE START HYDRAULIC SYSTEMS (WITHOUT EXTERNAL
POWER)
(Continued)
7-347.1
NO. 1 ENGINE
4.
Disconnect pressure line (8) and return line (9)
from engine starter (10). Use a container and
cloths (E120) to catch spilled fluid. Wear gloves
(E184.1).
5.
Connect pressure line (8) to return line (9) with
reducer.
6.
Operate the APU (Task 1-36).
7.
Set ENG START switch on cockpit FADEC panel
(3) to position 1 (1). After 5 minutes set ENG
START switch to center position.
8.
Shut down the APU (Task 1-36).
9.
At engine, disconnect pressure line (8) from
return line (9).
10.
Connect pressure line (8) and return line (9) to
engine starter (10).
11.
Operate the APU (Task 1-36).
12.
Set ENG START switch to position 1 (1). Wait
until engine starts to rotate. After engine has
rotated slowly for 2 minutes, set ENG START
switch to center position.
13.
Shut down the APU (Task 1-36).
INSPECT
NO. 2 ENGINE
14.
Repeat steps 4 thru 6 for No. 2 engine.
15.
Set ENG START switch on cockpit FADEC panel
(3) to position 2 (2). After 5 minutes set ENG
START switch to center position.
16.
Shut down the APU (Task 1-36).
17.
Repeat steps 9 and 10 for No. 2 engine.
18.
Operate the APU (Task 1-36).
19.
Set ENG START switch to position 2 (2). Wait
until engine starts to rotate. After engine has
rotated slowly for 2 minutes, set ENG START
switch to center position.
20.
Shut down the APU (Task 1-36).
INSPECT
FOLLOW-ON MAINTENANCE:
Service utility reservoir (Task 1-59 or 1-62).
Disconnect battery (Task 1-39).
Close engine access covers (Task 4-50).
END OF TASK
7-1291
