(2)
 RESET pushbutton switch This pushbutton switch permits to automatically reset the rudder trim to zero. After a RESET selection through push action on the pushbutton switch, this switch returns to its initial position.

 (3)
 RUD TRIM indicator A digital indicator (1/10 resolution) shows the rudder trim travel together with the direction (L or R).

 RUDDER TRIM ACTUATION - DEACTIVATION/REACTIVATION
_________________________________________________ TASK 27-22-00-040-001 Deactivation of the Channel 1 of the Rudder Trim Actuator
 1. Reason for the Job
__________________
 Refer to the MMEL TASK: 22-66-01-A)
 Flight Augmentation
 Flight Augmentation Computer
 FAC 1

 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s) No specific access platform 1.5 m (4 ft. 11 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001  Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power 27-22-00-710-002 Operational Test of the Rudder Trim Actuation
 3. Job Set-up
__________ Subtask 27-22-00-860-059
 A. Aircraft Maintenance Configuration
 (1) Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 Subtask 27-22-00-010-052
 B. Get access to the Avionics Compartment R (1) Put the access platform in position below the access door 824. R (2) Open the access door 824.
 Subtask 27-22-00-865-055
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AUTO FLT/FAC1/28VDC 5CC1 B04
 4. Procedure
_________
 Subtask 27-22-00-040-050

 A. Deactivation of the Channel 1 of the Rudder Trim Actuator
 (1)
 On the panel 187VU, remove the relay 7CC1.

 (2)
 Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CC1.

 Subtask 27-22-00-710-053
 B. Do the operational test of the rudder trim actuation (Ref. TASK 27-22-00-710-002) .
 5. Close-up
________
 Subtask 27-22-00-941-053

 A. Safety Precautions
 (1)
 Put a warning notice in the cockpit to tell the crew that the channel 1 of the rudder trim actuator is deactivated.

 (2)
 Make an entry in the logbook.

 Subtask 27-22-00-410-053
 B. Close Access R (1) Close the access door 824.
 (2) Remove the access platform(s). Subtask 27-22-00-862-054
 C. De-energize the ground service network (Ref. TASK 24-42-00-862-001)

 TASK 27-22-00-440-001
 Reactivation of the Channel 1 of the Rudder Trim Actuator

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
 No specific access platform 1.5 m (4 ft. 11 in.)

 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-42-00-861-001  Energize the Ground Service Network from the External Power 24-42-00-862-001 De-energize the Ground Service Network Supplied from the External Power TSM 22 PB 101 (for corrective action)
 3. Job Set-up
__________
 Subtask 27-22-00-860-060

 A. Aircraft Maintenance Configuration
 (1) Energize the ground service network
 (Ref. TASK 24-42-00-861-001).

 Subtask 27-22-00-010-053
 B. Get access to the Avionics Compartment R (1) Put the access platform in position below the access door 824. R (2) Open the access door 824.
　
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