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ACTION RESULT -------------------------------------------------------------------------------
-release (out) the R TK PUMPS 1 and 2 P/BSWs.
7. On the panel 40VU:
-push (in) the CTR TK PUMP 1 and 2 P/BSWs.
8. On the panel 40VU:
-release (out) the CTR TK PUMP 1 and 2 P/BSWs.
-
the R TK PUMPS 1 and 2 P/BSWs OFFlegends come on.
On the ECAM lower DU:
-
the RIGHT pump display shows off (cross-line amber)
-
the numbers on the RIGHT and the FOB fuel quantity displays become stable.
On the indicator 6QT:
-
the numbers on the RIGHT FUEL QTY display become stable.
On the preselector 5QT:
-
the numbers on the ACTUAL display become stable.
On the panel 40VU:
-
the CTR TK PUMP 1 and 2 P/BSWs FAULTlegends come on momentarily
-
the CTR TK PUMP 1 and 2 P/BSWs OFF legends go off.
On the ECAM lower DU:
-
the CTR pump display shows pump on (in-line green)
-
the numbers on the CTR and the FOB fuel quantity displays decrease.
On the indicator 6QT:
-
the numbers on the CTR FUEL QTY display decrease.
On the preselector 5QT:
-
the numbers on the ACTUAL display decrease.
On the panel 40VU:
-
the CTR TK PUMP 1 and 2 P/BSWs OFFlegends come on.
On the ECAM lower DU:
-
the CTR pump display shows off (cross-line amber)
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ACTION RESULT -------------------------------------------------------------------------------
9. On the panel 40VU:
-push (in) the MODE SEL P/BSW
-release (out) the X FEED P/BSW.
10. On the panel 800VU:
-put the MODE SELECT switch to the OFF and guarded position.
**ON A/C 301-399,
Subtask 28-25-00-710-051-A
-
the numbers on the CTR and the FOB fuel quantity displays become stable.
On the indicator 6QT:
-
the numbers on the CTR FUEL QTY display become stable.
On the preselector 5QT:
-
the numbers on the ACTUAL display become stable.
On the panel 40VU:
-
the P/BSW MAN light goes off.
-
the P/BSW ON and OPEN lights go off.
On the ECAM lower DU:
-
the cross-feed valve shows closed (cross-line).
On the panel 800VU:
-
the DEFUEL XFR OPEN light goes off.
B. Operational Test of the Defuel System
(1) Do this test:
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1. On the panel 800VU:
-make sure that the REFUEL
VALVES switches are in the NORM
and guarded position
-put the MODE SELECT switch to On the panel 800VU:
the DEFUEL XFR position. - the OPEN light comes on.
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ACTION RESULT -------------------------------------------------------------------------------
2. On the panel 40VU: - push (in) the X FEED P/BSW. On the panel 40VU:- the P/BSW ON and OPEN LIGHTS come on.
On the ECAM lower DU:
- the cross-feed valve is shown open (in-line green).
3. On the panel 40VU: - push (in) the L TK PUMPS 1 and 2 P/BSWs. On the panel 40VU:- the L TK PUMPS 1 and 2 P/BSWs FAULTlegends come on momentarily - the L TK PUMPS 1 and 2 P/BSWs OFF legends go off.
On the ECAM lower DU:
- the LEFT pump display shows pumps on (in-line green) - the numbers on the LEFT and the FOB
fuel quantity displays decrease.
On the indicator 6QT: - the numbers on the LEFT FUEL QTY display decrease.
On the preselector 5QT: - the numbers on the ACTUAL display decrease.
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