-
the X FEED valve shows closed (green crossed line)

 -
the lines that connect to the valve are not shown.

 (5)
 On the panel 40VU make sure that:

 -
all the fuel pump P/BSWs are in the off position

 -
all the pump off lights are on.

 (6)
 On the ECAM lower DU make sure that:

 -the amber cross-line shows (pump off). R

R **ON A/C 301-399,
 Subtask 28-21-00-710-072-A
 A. Preparation for Test
 (1)
 On the panel 25VU:

 (a)
 Make sure that the APU MASTER SW P/BSW (14KD) is released (out).

 (b)
 Make sure that the APU MASTER SW P/BSW (14KD) legends are off.

 (2)
 On the ECAM lower DU make sure that:

 -
the APU LP valve shows closed (green crossed line)

 -
the lines that connect to the valve are not shown.

 (3)
 On the panel 40VU:

 (a)
 Make sure that the X FEED P/BSW (4QE) is pushed (in).

 (b)
 Make sure that the X FEED P/BSW (4QE) legends are on.

 (4)
 On the ECAM lower DU make sure that:

 -
the X FEED valve shows open (green in-line)

 -
the lines that connect to the valve are shown.

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-21-00Page A523 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1

 (5) On the panel 40VU make sure that:
 - all the fuel pump P/BSWs are in the off position
 - all the pump off lights are on.
 (6) On the ECAM lower DU make sure that:
 - the amber cross-line shows (pump off). 
R  **ON A/C 401-499, 
R  Subtask 28-21-00-710-072-C 
R  A. Preparation for Test 
R  (1) On the panel 25VU: 
R  (a) Make sure that the APU MASTER SW P/BSW (14KD) is released (out). 
R  (b) Make sure that the APU MASTER SW P/BSW (14KD) legends are off. 
R  (2) On the ECAM lower DU make sure that: 
R  - the APU LP valve shows closed (white APU title and triangle) 
R  - the line that connects to the valve symbol (triangle) is not shown. 
R  (3) On the panel 40VU: 
R  (a) Make sure that the X FEED P/BSW (4QE) is released (out). 
R  (b) Make sure that the X FEED P/BSW (4QE) legends are off. 
R  (4) On the ECAM lower DU make sure that: 
R  - the X FEED valve shows closed (green crossed line) 
R  - the lines that connect to the valve are not shown. 
R  (5) On the panel 40VU make sure that: 
R  - all the fuel pump P/BSWs are in the off position 
R  - all the pump off lights are on. 
R  (6) On the ECAM lower DU make sure that: 
R  - the amber cross-line shows (pump off). 

R 1EFF : 301-399, 401-499, 1 28-21-00Page A524 1 1 Aug 01/05 1 1 1CES 1

R  **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 Subtask 28-21-00-710-071
 B. Operational Leak Test
 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the panel 40VU:  On the panel 40VU:
 -push (in) the CTR TK PUMP 1  - the CTR TK PUMP 1 P/BSW OFF light P/BSW. goes off
 -
the CTR TK PUMP 1 P/BSW FAULT light comes on momentarily and then goes off.

 On the ECAM lower DU:

 -
the CTR TK PUMP 1 shows green in-line (pump on).

 2. On the panel 40VU:  On the panel 40VU:
 -wait 30 minutes and then  - the CTR TK PUMP 1 P/BSW OFF light release (out) the CTR TK PUMP 1 comes on. P/BSW.
 3.
 Calculate the quantity of fuel  The quantity of fuel transferred in 30 transferred to the left wing minutes must be less than 110 kg (240 inner cell. lb).

 4.
 On the panel 40VU:  On the panel 40VU:

 -make sure all the fuel pump  - all pump OFF lights are on. P/BSWs are in the OFF position.
 On the ECAM lower DU:
 -the amber cross-line shows (pump off).
 5. On the panel 40VU:  On the panel 40VU:
 -push (in) the CTR TK PUMP 2  - the CTR TK PUMP 2 P/BSW OFF light P/BSW. goes off
 -the CTR TK PUMP 2 P/BSW FAULT light comes on momentarily and then goes off.
 On the ECAM lower DU:
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 28-21-00Page A525 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1
　
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