Visual Inspection of the TRF Vibration Sensor
 Figure 601/TASK 77-31-30-991-300- 22 (SHEET 2)
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 (2) Make sure that the connectors are clean and clear of unwanted materials.

 (3) Connect the aircraft harness to the TRF sensor. Use soft-nose connector pliers only if necessary.
 5. Close-up
________
 Subtask 77-31-30-410-056
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.

 (2) Close the left thrust reverser doors: (Ref. TASK 78-36-00-410-040) FOR 1000EM1 452AR FOR 1000EM2 462AR

 Subtask 77-31-30-440-054
 B. Make the thrust reverser serviceable (Ref. TASK 78-30-00-081-041).
 Subtask 77-31-30-410-061
 C. Close Access
 (1) Close the left fan cowl doors: (Ref. TASK 71-13-00-410-040) FOR 1000EM1 438AR FOR 1000EM2 448AR

 (2) Remove the warning notice(s).

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 MONITORING UNIT - ENGINE VIBRATION (EVMU) (2EV) - REMOVAL/INSTALLATION
______________________________________________________________________ TASK 77-32-34-000-042 Removal of the Engine Vibration Monitoring Unit (EVMU)
 1. Reason for the Job
__________________
 NOTE : Before you remove the EVMU, when possible, write the initial
____
 vibration values after you read them on the CFDS

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps
 No specific circuit breaker(s) safety clip(s)
 No specific access platform 1.6 m (5 ft. 3 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
77-32-34-991-933 Fig. 401
 3. Job Set-up
__________ Subtask 77-32-34-865-067
 A. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU ENGINE/ENG1 AND 2/EVMU 1EV R44
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 B. Get Access
 (1) Put the access platform in position at the access door 824.

 (2) Open the access door 824.

 4. Procedure
_________
 (Ref. Fig. 401/TASK 77-32-34-991-933) Subtask 77-32-34-020-052
 A. Removal of the Engine Vibration Monitoring Unit
 (1) Loosen the knurled nuts (4).

 (2) Lower the knurled nuts (4) to free the hooks (5).

 (3) Pull the engine vibration monitoring unit (1) with the handle (3) until the connector (6) is disconnected.

 (4) Remove the engine vibration monitoring unit (1) from its support (2).

 (5) Put blanking caps on the disconnected electrical connectors.

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 Engine Vibration Monitoring Unit
 Figure 401/TASK 77-32-34-991-933

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 TASK 77-32-34-400-042
 Installation of the Engine Vibration Monitoring Unit (EVMU)
 1. Reason for the Job

__________________
 Self Explanatory

 2. Job Set-up Information

______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE DESIGNATION
 -------------------------------------------------------------------------------
　
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