R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
77-32-34-991-944 Fig. 506
**ON A/C 051-051,
77-32-34-991-944-A Fig. 506A
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3. Job Set-up
__________
Subtask 77-32-34-861-066
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002). Subtask 77-32-34-860-064
B. Do the EIS start procedure (upper ECAM display unit only) (Ref. TASK 31-60-00-860-001).
4. Procedure
_________
Subtask 77-32-34-869-094
A. Start the two engines and let them becomes stable at minimum idle for 5 minutes (Ref. TASK 71-00-00-710-003).
(1) If a flight number is entered through the MCDU (PFR available at the end of the run-up), during the 5 minutes, refer to the steps that follow to get the CFDS menu on the MCDU (B.,C.(1),C.(2),C.(3)).
NOTE : If a flight number is not entered go to step (C.(4)).
____
Subtask 77-32-34-865-075
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FWS/FWC1/SPLY 3WW F01 121VU CFDS/CFDIU/SPLY 2TW J18 121VU EIS/FWC2/SPLY 2WW Q07
**ON A/C ALL
Post SB 31-1163 For A/C 155-156,208-209,
121VU CFDS/CFDIU/BACK/UP 8TW J17
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R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 77-32-34-860-057
C. Unbalance Acquisition on the Ground
(1) After some seconds close the circuit breakers 2TW and 8TW.
(2) You can get access to the CFDS menu after some seconds.
(3) Close circuit breaker 3WW.
NOTE : When you are in ENG VIBRATION MENU mode, vibration indications
____ on the ECAM are not shown (amber crosses).
(4) On the MCDU1(2), get the SYSTEM REPORT/TEST ENG page (Ref. TASK 31-32-00-860-012).
(5) Push the line key adjacent to the EVMU indication: the first EVMU page comes into view. Push the NEXT page key.
-------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
1. Push the line key adjacent to the - The EVMU ENGINE UNBALANCE menu page ENGINE UNBALANCE indication. comes into view. (Ref. Fig. 506/TASK 77-32-34-991-944)
2. Push the ENG1(2) GROUND ACQN - The EVMU ENG1(2) GROUND ACQN page indication. comes into view.
3. Increase the engine speed to the - The EVMU memorizes the set of desired level. When the engine vibration data. The EVMU can memorize speed is stabilized push the line five set of vibration data. key adjacent to the SAVE indication.
4. When you want to stop the - The MCDU shows the last five set of acquisition, push the line key vibration data memorized in the EVMU. adjacent to the READ indication.
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Engine Unbalance Ground Acquisition
Figure 506/TASK 77-32-34-991-944
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