__________________
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 1.8 m (5 ft. 11 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-52-55-991-001 Fig. 401
3. Job Set-up
__________ Subtask 24-52-55-010-050
A. Get access to the Avionics Compartment
(1)
Put an access platform in position at the avionics compartment doors 812 and 822.
(2)
Open the access doors 812 and 822.
(3)
Open the access panels of the AC/DC emergency power center 106VU and the access panels of the BATTERY power center 105VU.
Subtask 24-52-55-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------105VU ELEC/CSM/G /EV AUTO/SPLY 7XE C01 106VU CSM/G /EV/MAN/SPLY 6XE B04 106VU AC/SHED/ESS BUS/CNTOR/CTL 1XH C04
R 106VU ESS TR/SPLY 4PE C01
R 122VU ELEC/CNTOR/ESS/DC BUS/TIE 3PC W26 123VU AC ESS/BUS ON/BUS 1 1XC AC12 123VU AC ESS/BUS ON/BUS 2 2XC AC01
4. Procedure
_________
(Ref. Fig. 401/TASK 24-52-55-991-001)
Subtask 24-52-55-020-050
A. Removal of the Contactor
(1)
Loosen the 3 captive screws (1). NOTE : Do not remove the captive screws (1) and the spring washers
____
from the contactor (2).
(2)
Remove the contactor (2).
AC SHED ESS BUS Contactor
Figure 401/TASK 24-52-55-991-001
1EFF : ALL 1 24-52-55 Page 403
1 1 Feb 01/98
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TASK 24-52-55-400-001
Installation of the AC Shed Essential Bus Contactor (8XH)
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.8 m (5 ft. 11 in.)
No specific Torque Wrench : range 4.43 to 6.20 lbf.in
(0.05 to 0.07 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 31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure 24-52-55-991-001 Fig. 401
3. Job Set-up
__________ Subtask 24-52-55-860-050
A. Aircraft Maintenance Configuration
(1)
Make sure that the access platform is in position at the access doors 812 and 822.
(2)
Make sure that the access doors 812 and 822 are open.
(3)
In the avionics compartment, make sure that the access panel of the AC/DC emergency power center 106VU and BATTERY power center 105VU are open.
Subtask 24-52-55-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------105VU ELEC/CSM/G /EV AUTO/SPLY 7XE C01 106VU CSM/G /EV/MAN/SPLY 6XE B04 106VU AC/SHED/ESS BUS/CNTOR/CTL 1XH C04
R 106VU ESS TR/SPLY 4PE C01
R 122VU ELEC/CNTOR/ESS/DC BUS/TIE 3PC W26 123VU AC ESS/BUS ON/BUS 1 1XC AC12 123VU AC ESS/BUS ON/BUS 2 2XC AC01
4. Procedure
_________
(Ref. Fig. 401/TASK 24-52-55-991-001)
Subtask 24-52-55-420-050
A. Installation of the Contactor
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