TM 9--2350--292--20--1
0019 00--2
AUXILIARY POWER UNIT FAILS TO KEEP RUNNING -- CONTINUED
0019 00
C
CONTINUED FROM STEP B
no
yes
CONTINUED ON NEXT PAGE
Notify Direct Support
Maintenance.
Did fuel flow?
no
yes
1. Disconnect fuel hose from injection pump
(WP 0617 00).
2. Place fuel hose into catch bucket.
3. Turn MASTER switch ON (TM 9--2350--292--10).
4. Turn FUEL SHUTOFF switch ON
(TM 9--2350--292--10).
5. Watch for fuel flow and listen for injector pump
actuation noise.
6. Turn FUEL SHUTOFF and MASTER switches
OFF.
Was injector pump actuation noise heard?
1. Reconnect fuel hose to injection pump
(WP 0617 00).
2. Disconnect fuel line from input of upper fuel
pump (WP 0616 00).
3. Place fuel hose into catch bucket.
4. Turn MASTER switch ON
(TM 9--2350--292--10).
5. Turn FUEL SHUTOFF switch ON
(TM 9--2350--292--10).
6. Watch for fuel flow.
7. Turn FUEL SHUTOFF and MASTER switches
OFF.
8. Reinstall fuel line to input of upper fuel pump
(WP 0616 00).
Go to Step H.
D
no
yes
Go to WP 0021 00.
Did fuel flow from fuel line?
E
Notify Direct Support Maintenance.
no
yes
