A. Get Access
(1) Make sure that the platform is in position at the access door 824.
(2) Make sure that the access door 824 is open.
Subtask 77-32-34-865-069
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
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PANEL DESIGNATION IDENT. LOCATION
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121VU ENGINE/ENG1 AND 2/EVMU 1EV R44
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4. Procedure
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(Ref. Fig. 401/TASK 77-32-34-991-933)
Subtask 77-32-34-420-052
A. Installation of the Engine Vibration Monitoring Unit
(1) Remove the blanking caps from the electrical connectors.
(2) Make sure that the electrical connectors are clean and in the correct condition.
(3) Put the engine vibration monitoring unit (1) in its support (2).
(4) Push the engine vibration monitoring unit (1) until the connector (6) engages correctly.
(5) Engage the knurled nuts (4) in the hooks (5) and tighten them.
Subtask 77-32-34-865-070
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1EV
R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 77-32-34-869-089-A
C. Not Applicable
**ON A/C 051-051,
Subtask 77-32-34-869-089
C. Enter the initial vibration values you wrote before the removal or enter the initial vibration values (Ref. TASK 77-32-34-860-040).
**ON A/C ALL
Subtask 77-32-34-710-054
D. Do the test of the EVMU with the CFDS (Ref. TASK 77-32-34-710-040).
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A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close the access door 824. (Ref. TASK 52-41-00-410-002)
(3) Remove the access platform(s).
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MONITORING UNIT - ENGINE VIBRATION (EVMU) (2EV) - ADJUSTMENT/TEST
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TASK 77-32-34-710-040
Operational Check of EVMU through CFDS
1. Reason for the Job
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R Refer to the MPD TASK: 773200-C1
2. Job Set-up Information
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A. Referenced Information
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REFERENCE DESIGNATION
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24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 31-32-00-860-012 Procedure to Get Access to the SYSTEM REPORT/TEST/ENG Page 77-32-34-991-934 Fig. 501
3. Job Set-up
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Subtask 77-32-34-861-062
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
Subtask 77-32-34-865-071
B. Make sure that this(these) circuit breaker(s) is(are) closed:
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C. Aircraft Maintenance Configuration
(1) On the MCDU 1(2), get the SYSTEM REPORT/TEST ENG page (Ref. TASK 31-32-00-860-012).
(2) Push the line key adjacent to the EVMU indication: the first EVMU page comes into view (Ref. Fig. 501/TASK 77-32-34-991-934) 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM ENGINE INDICATING 发动机指示(57)
