5.
On the maintenance panel 50VU
-Push the BLUE PUMP OVRD pushbutton switch and release On the maintenance panel 50VU
-The ON legend on the BLUE PUMP OVRDpushbutton switch goes off
The Blue electric pump stops.
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5. Close-up
________ Subtask 29-12-51-860-052
A. Put the aircraft back to the serviceable condition.
(1)
Do the EIS stop procedure
(Ref. TASK 31-60-00-860-002).
(2)
De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
(3)
Remove the container from under the pump.
(4)
Remove the warning notices. Subtask 29-12-51-410-050
B.
Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Close the access door 195BB.
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CONTACTOR - BLUE ELECTRIC PUMP SUPPLY (2705GJ) - REMOVAL/INSTALLATION
_____________________________________________________________________ TASK 29-12-55-000-001 Removal of the Blue Electric-Pump Supply Contactor (2705GJ) WARNING : ISOLATE ALL THE AIRCRAFT ELECTRICAL CIRCUITS.
_______
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking cap
No specific warning notice(s)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
29-12-55-991-001 Fig. 401
3. Job Set-up
__________ Subtask 29-12-55-941-050
A. Safety Precautions
(1)
Make sure that the external power connector is not connected to the aircraft receptacle (20XG) (receptacle behind the access door 121AL).
(2)
Put warning notice(s) on the access door 121AL to tell persons not to connect the external power connector.
Subtask 29-12-55-860-050
B. Aircraft Maintenance Configuration
(1)
In the cockpit, on the overhead panel 35VU, make sure that these pushbutton switches are released:
-APU GEN,
-1 BAT 2,
-GEN1, GEN2,
-EXT PWR.
(2)
In the cockpit, put warning notice(s) to tell persons not to operate the pushbutton switches on these overhead panels:
-21VU (EMER ELEC PWR),
-25VU (APU),
-
35VU (ELEC).
Subtask 29-12-55-010-050
C.
Get Access
(1)
Put the access platform in position at the access door 822.
(2)
Open the access door 822.
(3)
Remove the cover (1) of the panel 107VU.
(Ref. Fig. 401/TASK 29-12-55-991-001)
4. Procedure
_________
(Ref. Fig. 401/TASK 29-12-55-991-001)
Subtask 29-12-55-020-051
A. Removal of the Contactor
(1)
Disconnect the electrical connector (4).
(2)
Put a blanking cap on the connector (4) and the electrical receptacle (3).
R CAUTION : REMOVE THE CONTACTOR ONLY AND NOT THE BASE OR THE MODULE
_______ R WHERE THE WIRES ARE CONNECTED.
(3)
Remove the 6 screws (5) and the washers (6).
(4)
Remove the contactor (2).
Blue Electric-Pump Supply Contactor (2705GJ)
Figure 401/TASK 29-12-55-991-001
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TASK 29-12-55-400-001
Installation of the Blue Electric-Pump Supply Contactor (2705GJ)
WARNING : ISOLATE ALL THE AIRCRAFT ELECTRICAL CIRCUITS.
_______
1. Reason for the Job
__________________
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