TM 55-1520-240-23-8
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BLEEDING FUEL SYSTEM
(Continued)
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21.
Set lever (32) of No. 1 (left) engine fuel shutoff
valve (34) to OPEN position.
22.
When air free stream of fuel flows from left drain
hose (4), set lever (32) to CLSD position.
23.
In cockpit set APU switch (38) to START.
24.
Open APU shutoff valve (31).
25.
When air free stream of fuel flows from drain
hose (12), close APU shutoff valve (31).
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