(3)
On the ECAM control panel push (in) the FUEL pushbutton switch (P/BSW) to show the FUEL page on the ECAM lower DU.
Subtask 28-25-00-010-066-A
C. Get Access
(1) Open the access door 192MB. NOTE : Do not keep the door open longer than necessary because the
____
battery can discharge.
4. Procedure
_________ Subtask 28-25-00-869-056-A
A. Preparation for Fuel Transfer
(1) On the refuel/defuel panel 800VU:
(a) Hold the TEST switch in the LTS position and make sure that:
-all the panel lights come on
-the FUEL QTY and REFUEL displays show figure eights.
(b)
Hold the TEST switch in the HI LVL position and make sure that all the HI LVL lights change state. That is, those that were off come on and those that were on go off.
(c)
Release the TEST switch and make sure that the HI LVL lights, for the tanks which are not full, go off.
(d)
Put the MODE SELECT switch to the DEFUEL XFR position and make sure that the OPEN light comes on.
R 1EFF : ALL 1 28-25-00Page 322 1 1 May 01/05 1 1 1CES 1 (e) To move the fuel from one of the wing tanks:
-
put the REFUEL VALVES switch (of the tank you are to move fuel from) to the NORM and guarded position
-
put the REFUEL VALVES switch (of the tank you are to move fuel into) to the OPEN position.
(2)
On the fuel control panel 40VU:
-push (in) the X FEED P/BSW
-make sure that the P/BSW ON and OPEN lights come on.
(3)
On the ECAM SDU, make sure that the crossfeed valve shows green in-line (open) (Ref. 28-23-00).
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 28-25-00-869-060-A
B. Fuel Transfer
CAUTION : DO NOT LET THE FUEL PUMPS OPERATE FOR MORE THAN 15 MINUTES WITH
_______ THE FAULT LIGHT ON. THIS CAN CAUSE DAMAGE TO THE FUEL PUMPS.
NOTE : For maintenance procedures, you do not need to defuel both of the
____ wing tanks. It is possible to have one wing tank empty and the other wing tank full.
(1)
To move fuel from the wing tanks:
(a) On the fuel control panel 40VU:
-push (in) the applicable TK PUMPS P/BSW's
-make sure that the applicable P/BSW OFF lights go off.
(b)
On the ECAM SDU, monitor the fuel quantity indications. Make sure that the indications for the related tanks, decrease or increase as applicable.
(c)
When the fuel quantity indications are correct, on the fuel control panel 40VU:
-release (out) the applicable TK PUMPS P/BSW
-make sure that the applicable P/BSW OFF lights come on.
(2)
To move all of the fuel from a wing tank, on the fuel control panel 40VU:
(a) Push (in) the L TK PUMPS 1 and 2 (R TK PUMPS 1 and 2) P/BSW's. Make sure that the applicable P/BSW OFF lights go off.
1EFF : ALL 1 28-25-00Page 323 1 1 Aug 01/05 1 1 1CES 1
(b)
Operate the pumps until the FAULT lights of the L TK PUMPS 1 and 2 (R TK PUMPS 1 and 2) P/BSW's come on.
(c)
Release (out) the L TK PUMPS 1 and 2 (R TK PUMPS 1 and 2) P/BSW's. Make sure that the applicable P/BSW OFF lights come on and the applicable P/BSW FAULT lights go off.
(3)
To move fuel from the center tank:
(a)
On the fuel control panel 40VU:
(b)
On the ECAM SDU, monitor the fuel quantity indications. Make sure that the indications for the related tanks, decrease or increase as applicable.
(c)
When the fuel quantity indications are correct, on the fuel control panel 40VU:
-release (out) the CTR TK PUMPS P/BSW's
-make sure that the P/BSW OFF lights come on and that the P/BSW FAULT lights go off.
(4)
To move all of the fuel from the center tank, on the panel 40VU:
(a)
Push (in) the CTR TK PUMPS 1 and 2 P/BSW's. Make sure that the P/BSW OFF lights go off.
(b)
Operate the pumps until the FAULT lights of the CTR TK PUMPS 1 and 2 P/BSW's come on.
(c)
Release (out) the CTR TK PUMPS P/BSW's. Make sure that the P/BSW OFF lights come on and that the P/BSW FAULT lights go off.
1_ Release (out) the MODE SEL P/BSW.
2_ Make sure that the P/BSW MAN light comes on.
NOTE : You can only transfer fuel from the center tank with____
the center tank pumps in manual control.
3_ Push (in) the CTR TK PUMPS 1 and 2 P/BSW's. Make sure that the
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