R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
Subtask 28-42-00-865-054
A. Table of the circuit breakers used in this procedure:
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FUEL/FQI/CHAN/1 1QT A13 121VU FUEL/FQI/CHAN/2 2QT M27
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B. System Report (BITE)
(1) Do this test:
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. On the MCDU, get access to the FUEL page (Ref. TASK 31-32-00-860-001).
NOTE : When you push the line key
____ adjacent to FUEL> indication, the Multipurpose Display and Control Unit (MCDU) will initially show the master-channel. The master-channel can be either CH1 or CH2.
2. On the panel 121VU:
-Open, safety and tag this(these) circuit breaker(s): 2QT.
3. On the MCDU:
-push the line key <RETURN until the MAIN SYSTEM REPORT page appears
-wait approximately 1 minute then push the line key <FUEL PAGE.
4. Push the line key <LRU IDENTIFICATION.
The MCDU shows the first page of the
master-channel FUEL menu.
Channel 2 is now deactivated
Channel 1 will be the master-channel.
The LRU IDENTIFICATION page comes into
view. The page shows the:
-channel (CH1)
-date
-time
-aircraft registration
-PN of the Fuel Quantity Indicating Computer (FQIC).
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-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
5.
Push the line key <RETURN once.
6.
Push the NEXT PAGE button.
7.
Push the line key <FQIS STATUS.
8.
Push the line key <RETURN once, then push the NEXT PAGE button.
9.
On the panel 121VU:
-Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 2QT.
10.
On the panel 49VU:
-Open, safety and tag
this(these) circuit
breaker(s):
1QT.
11.
On the MCDU:
Make sure that the PN shown on the LRU IDENTIFICATION page is the same as the FQIC PN (given on the front face of the FQIC).
The MCDU shows page 1 of the CH1 FUEL menu.
The MCDU shows page 2 of the CH1 FUEL menu.
The FQIS status page comes into view. The page shows the:
-channel (CH1)
-date
-time
-aircraft registration
-channel grade (CH1 GRADE 1) (CH2 GRADE X)
-FQIC FIN (3QT)
-ATA number (28-42-34).
NOTE : If the R cadensicon 19QT2 and
____ the C cadensicon 20QT messages are shown on the FQIS status page, they can be ignored.
The MCDU shows page 1 of the CH1 FUEL
menu.
Channel 2 is re-activated.
Channel 1 is de-activated
Channel 2 is now the master-channel.
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-------------------------------------------------------------------------------
ACTION RESULT -------------------------------------------------------------------------------
-push the line key <RETURN until the MAIN SYSTEM REPORT page appears
-wait approximately 1 minute then push the line key <FUEL PAGE.
12.
Push the line key <LRU IDENTIFICATION.
13.
Push the line key <RETURN once.
14.
Push the NEXT PAGE button.
15.
Push the line key <FQIS STATUS.
The LRU IDENTIFICATION page comes intoview. The page shows the:
-channel (CH2)
-date
-time
-aircraft registration
-PN of the FQIC.
Make sure that the PN shown on the LRU IDENTIFICATION page is the same as the FQIC PN (given on the front face of the FQIC).
The MCDU shows page 1 of the CH2 FUEL menu.
The MCDU shows page 2 of the CH2 FUEL menu.
The FQIS status page comes into view. The page shows the:
-channel (CH2)
-date
-time
-aircraft registration
-channel grade (CH1 GRADE X) (CH2 GRADE 1)
-FQIC FIN (3QT)
-ATA number (28-42-34).
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