R R R (4) On the front circuit breaker panel 2000VU which is in the middle of the cabin ceiling at the level of the FWD passenger/crew door, put the MAINT BUS switch in the ON position.
NOTE : The ground MECH/CALL horn which is in the nose gear well____ operates when the BAT 1 and/or BAT 2 pushbutton switch(es) on the ELEC panel 35VU is(are) pushed.
(5) On the panel 108VU, the EXT PWR/NOT IN USE indicator light goes off. This shows that the power supply from the ground service network is correct.
TASK 24-42-00-862-001
De-energize the Ground Service Network Supplied from the External Power
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
Not Applicable
3.
Job Set-up
__________
Subtask 24-42-00-869-058
A. Not Applicable
4. Procedure
_________
Subtask 24-42-00-862-054
A. De-energize the ground service network
R (1) On the front circuit breaker panel 2000VU which is in the middle of R the cabin ceiling at the level of the FWD passenger/crew door, put R the MAINT BUS switch in the OFF position.
(2) On the panel 108VU, the EXT PWR/NOT IN USE indicator light comes on. This shows that the ground service network is de-energized correctly.
5. Close-up
________
Subtask 24-42-00-080-050
A. Obey the instructions given with the ground power and stop the ground power unit: - on the panel 35VU, the legends of all the pushbutton switches are off, - on the panel 108VU, all the lights are off.
Subtask 24-42-00-020-050
B. Put the aircraft back to its initial configuration. WARNING : DE-ENERGIZE THE ELECTRICAL POWER SUPPLY BEFORE YOU DISCONNECT
_______ THE CONNECTOR OF THE GROUND POWER UNIT. IF NOT DANGEROUS ARCING CAN OCCUR.
(1) Disconnect the connector of the ground power unit and release the snap hook from the support.
Subtask 24-42-00-410-052
C. Close Access
(1) Close the access door 121AL.
CONTACTOR (12XX,14XX) - REMOVAL/INSTALLATION
____________________________________________
TASK 24-42-55-000-001
Removal of the Contactors (12XX, 14XX)
WARNING : MAKE SURE THAT NO AC OR DC POWER IS CONNECTED TO THE AIRCRAFT
_______
ELECTRICAL CIRCUITS.
THERE IS A RISK OF ELECTROCUTION IF THE AC OR DC POWER STAYS
CONNECTED.
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 warning notice(s)
No specific access platform 0.5 m (1 ft. 8 in.)
B. Referenced Information -------------------------------------------------------------------------------
REFERENCE DESIGNATION -------------------------------------------------------------------------------25-11-41-000-001 Removal of the Third Occupant Seat **ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
24-42-55-991-001 Fig. 401 R **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
24-42-55-991-001-A Fig. 401A **ON A/C ALL
3. Job Set-up
__________ Subtask 24-42-55-010-050
A. Get Access
(1)
Remove the Third Occupant seat (Ref. TASK 25-11-41-000-001).
(2)
Remove the front panel (8) of the panel 123VU.
(3)
Put the access platform in position at the access door 121AL.
(4) Open the access door 121AL. Subtask 24-42-55-941-050
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