Installation of the Transformer 1(2) Contactor (5PU1, 5PU2, 14PU)
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 warning notice(s)
No specific access platform 0.5 m (1 ft. 8 in.)
FOR FIN 14PU
No specific Torque Wrench : range 5.00 to 35.00 lbf.in
(0.05 to 0.40 m.daN) FOR FIN 5PU1, 5PU2 No specific Torque Wrench : range 33.63 to 41.6 lbf.in
(0.38 to 0.47 m.daN)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power 25-11-41-000-001 Removal of the Third Occupant Seat 25-11-41-400-001 Installation of the Third Occupant Seat 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure
1EFF : ALL 1 24-32-55Page 411 1 1 Aug 01/05R 1 1 1CES 1
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
**ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
R 24-32-55-991-001 Fig. 401 **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
24-32-55-991-001-A Fig. 401A FOR FIN 14PU, 5PU1 **ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
R 24-32-55-991-002 Fig. 402 **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
24-32-55-991-002-A FOR FIN 5PU2 Fig. 402A
**ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
R 24-32-55-991-003 Fig. 403 **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
24-32-55-991-003-A Fig. 403A
**ON A/C ALL
3. Job Set-up
__________ Subtask 24-32-55-010-051
A. Get Access
(1)
Make sure that the Third Occupant seat is removed (Ref. TASK 25-11-41-000-001).
(2)
In the cockpit:
-
FOR 14PU make sure that front panel of the panel 123VU is removed.
-
FOR 5PU1, 5PU2 make sure that on the left lower side of the panel 120VU, the access door is removed.
(3)
Make sure that the access platform is in position at the access door 121AL.
(4) Make sure that the access door 121AL is open. Subtask 24-32-55-860-051
B. Aircraft Maintenance Configuration
(1)
Make sure that the external power connector is not connected to the aircraft EXT PWR receptacle.
(2)
Make sure that the warning notice(s) is in position at the access door 121AL to tell persons not to connect the external power connector to the aircraft EXT PWR receptacle.
(3)
In the cockpit, on the ELEC panel 35VU, make sure that these pushbutton switches are released:
-BAT 1, BAT 2,
-APU GEN,
-GEN 1, GEN 2,
-EXT PWR.
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(4) In the cockpit, make sure that the warning notice(s) are in position to tell persons not to operate the pushbutton switches on these overhead panels:
-21VU (EMER ELEC PWR section),
-25VU (APU section),
-35VU (ELEC).
4. Procedure
_________
**ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
(Ref. Fig. 401/TASK 24-32-55-991-001)
R **ON A/C 063-099, 106-149, 153-199, 206-299, 301-399, 401-499,
(Ref. Fig. 401A/TASK 24-32-55-991-001-A)
**ON A/C ALL
CAUTION : MAKE SURE THAT THE CONTACTOR LOCATING PIN IS CORRECTLY ENGAGED IN
_______ ITS RECESS LOCATED IN ONE POWER TERMINAL. THIS PREVENTS DAMAGE TO THE LOCATING PIN WHEN YOU APPLY THE TORQUE.
**ON A/C 001-049, 051-062, 101-105, 151-152, 201-205,
Subtask 24-32-55-420-050
A. Installation of the Contactor
FOR 5PU1, 14PU
(Ref. Fig. 402/TASK 24-32-55-991-002)
FOR 5PU2
(Ref. Fig. 403/TASK 24-32-55-991-003)
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