CURRENT TRANSFORMER - BLUE ELECTRIC PUMP (2706GJ) - REMOVAL/INSTALLATION
________________________________________________________________________
TASK 29-12-15-000-001
Removal of the Blue Electric-Pump Current Transformer (2706GJ)
WARNING : ISOLATE ALL THE AIRCRAFT ELECTRICAL CIRCUITS.
_______
CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU DISCONNECT
_______ R THEM. INCORRECT CONNECTION OF WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
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REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific blanking caps
No specific warning notice(s)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
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29-12-15-991-001 Fig. 401
3. Job Set-up
__________
Subtask 29-12-15-941-051
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 29-12-15-860-050
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,
-GEN 1, GEN 2,
-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 29-12-15-010-050
C.
Get Access
(1)
Put the access platform in position at the access door 822.
(2)
Open the access door 822.
(3)
Remove the access cover (1) from the panel 107VU.
(Ref. Fig. 401/TASK 29-12-15-991-001)
4. Procedure
_________
(Ref. Fig. 401/TASK 29-12-15-991-001) Subtask 29-12-15-020-051
A. Removal of the Current Transformer
(1)
Disconnect the electrical connector (9) from the transformer (8).
(2)
Put blanking caps on the electrical connector (9) and on the electrical connector of the transformer (8).
(3)
Identify the electrical wires (4).
(4)
Remove the screw (7) and the washer (6).
(5)
Remove the nuts (11), the washers (12) and disconnect the electrical wires (4) from the contactor (10).
(6)
Remove the screws (2) and the washers (3).
(7)
Pull and release the transformer (8) from the electrical wires (4) and remove it.
Blue Electric-Pump Current Transformer
Figure 401/TASK 29-12-15-991-001
1EFF : ALL 1 29-12-15 Page 403
1 1 Feb 01/98
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1CES 1
TASK 29-12-15-400-001
Installation of the Blue Electric-Pump Current Transformer (2706GJ)
WARNING : ISOLATE ALL THE AIRCRAFT ELECTRICAL CIRCUITS.
_______
CAUTION : MAKE MATCH MARKS ON ALL THE ELECTRICAL WIRES BEFORE YOU DISCONNECT
_______ R THEM. INCORRECT CONNECTION OF WIRES WILL CAUSE DAMAGE TO EQUIPMENT.
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------
REFERENCE QTY DESIGNATION
-------------------------------------------------------------------------------
No specific warning notice(s)
No specific access platform 2 m (6 ft. 7 in.)
B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
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