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1. Possible Causes
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- This procedure identifies which TSM procedures are applicable when the FOB shows XX. The possible causes are listed in the applicable procedures
2. Job Set-up Information
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A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 31-32-00-860-001 Procedure to Get Access to the SYSTEM REPORT/TEST Menu Page AMM 31-60-00-860-001 EIS Start Procedure
3. Fault Confirmation
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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
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
B. Test
(1) If necessary, do the EIS Start Procedure (ECAM only) (Ref. AMM TASK 31-60-00-860-001).
(2) Do a check of the upper ECAM, ENGINE/WARNING DISPLAY to see if the FOB shows XX.
NOTE : XX data is known as a blanked display and is shown when there
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is no computed data.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-42-00∞∞∞∞∞∞∞∞∞∞Page C250
Aug 01/05 CES
(3) If the FOB:
(a) Shows a total fuel quantity and XX is not shown, maintenance steps are not necessary.
(b) Shows XX, do Para. 4.A. NOTE : The total fuel quantity, the fuel on board (FOB) shows XX
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if any tank/cell shows XX.
A tank/cell will show XX if the worse case gauging error for that tank/cell is worse than five times the specified accuracy. This corresponds to Grades 4 or 5 as shown on the FQIS STATUS page.
**ON A/C 301-399,
B. Test
(1) If necessary, do the EIS Start Procedure (ECAM only) (Ref. AMM TASK 31-60-00-860-001).
(2) Do a check of the upper ECAM, ENGINE/WARNING DISPLAY to see if the FOB shows XX.
NOTE : XX data is known as a blanked display and is shown when there
____
is no computed data.
(3) If the FOB:
(a) Shows a total fuel quantity and XX is not shown, maintenance steps are not necessary.
(b) Shows XX, do Para. 4.A. NOTE : The total fuel quantity, the fuel on board (FOB) shows XX
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if any tank shows XX.
A tank will show XX if the worse case gauging error for that tank is worse than five times the specified accuracy. This corresponds to Grade 4 as shown on the FQIS STATUS page.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-42-00∞∞∞∞∞∞∞∞∞∞Page C251
May 01/05R
CES **ON A/C ALL
4. Fault Isolation
_______________ R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
A. Procedure
(1) On the ECAM CONTROL PANEL, push (in) the FUEL P/BSW.
(2) Examine the FUEL system page to see at which location(s) the tank/cells show XX.
(a) Make a record of which tank/cell shows XX.
(3) If available, read the POST FLIGHT REPORT (PFR) to see if any FQIS, FAULT MESSAGES are shown.
(a) Make a record of all the FQIS, FAULT MESSAGES shown.
(4) Do the procedure to get access to the SYSTEM REPORT/TEST menu page (Ref. AMM TASK 31-32-00-860-001).
(5) When the SYSTEM REPORT/TEST menu page comes into view, push the line key adjacent to FUEL.
(6) When the FUEL menu page 1 comes into view, push the NEXT PAGE key on the MCDU keyboard to see the FUEL menu page 2.
NOTE : If a menu has more than one page (shown by the more to come
____ symbol > on the top line, right side of the MCDU display) each operation of the NEXT PAGE key on the MCDU keyboard will cause the next page to be shown. When the last page of any menu is shown, operation of the NEXT PAGE key will cause the first page to be shown.
(7) When the FUEL menu page 2 comes into view, push the line key adjacent to FQIS STATUS.
(8) Examine the FQIS STATUS page and make a record of all the FAULT MESSAGES shown.
NOTE : If necessary, use the MCDU PRINT option to get the record.
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(9) Reset the FQIC as follows:
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