(0.40 to 2.60 m.daN)
B. Expendable Parts
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FIG.ITEM |DESIGNATION |IPC-CSN
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4 packing 36-11-06 06B-160 4 packing 36-11-06 06C-160
C. Referenced Information
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REFERENCE DESIGNATION
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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
R 36-11-00-710-002 Operational Test to Read the CLASS III FAULTS 36-11-00-740-001 BITE Test of the BMC 1(2) 36-11-15-991-001 Fig. 401
3. Job Set-up__________
Subtask 36-11-15-860-050
A. Aircraft Maintenance Configuration
(1) Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).
R R (2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
R R R R R R (3) On the AIR COND panel 30VU: - make sure that the ENG 1(2) BLEED pushbutton switch is released (the OFF legend is on) - make sure that the APU BLEED pushbutton switch is released (the ON legend is off) - make sure that the warning notice is in position to tell persons not to operate the pneumatic system.
R R (4) On the ENG panel 115VU: - make sure that the warning notice is in position to tell persons not to start the engine 1(2).
R R (5) On the HP ground connector: - make sure that the warning notice is in position to tell persons not to pressurize the pneumatic system.
R R R R (6) On the ENG section of the panel 50VU: - make sure that the ON legend of the ENG/FADEC GND PWR 1(2) pushbutton switch is off - make sure that the warning notice is in position to tell persons not to energize the FADEC system.
(7) Make sure that the access platform is in position at the pylon access.
Subtask 36-11-15-010-051
B. Make sure that these access doors are open: FOR 7HA1 415AL, 415AR FOR 7HA2 425AL, 425AR
Subtask 36-11-15-865-051
C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 7HA1 49VU AIR BLEED/ENG 1/CTL 3HA1 D12 49VU AIR BLEED/ENG 1/MONG 2HA1 D11 FOR 7HA2 122VU AIR BLEED/ENG 2/CTL 3HA2 Z23 122VU AIR BLEED/ENG 2/MONG 2HA2 Z22
4. Procedure_________
(Ref. Fig. 401/TASK 36-11-15-991-001)
R Subtask 36-11-15-420-050
R A. Installation of the Bleed Transferred Pressure Transducer
R (1) Install a new packing (4) on the coupling (6).
R (2) Connect the coupling (6) to the pressure transducer (7).
R (3) Remove the blanking cap from the electrical connector (1).
R (4) Remove the blanking plug from the line (5) end.
R (5) Put the pressure transducer (7) in position on the support (8).
R R NOTE : Use a second wrench to hold the union when you____ disconnect/connect the pneumatic sense lines to the union.
R R (6) Install the screws (3) and the washers (2) on the pressure transducer (7) and tighten them.
R (7) Connect the electrical connector (1) to the pressure transducer (7).
R R (8) Connect the sense line (5) to the coupling (6) and TORQUE the nut to 141.6 lbf.in (1.60 m.daN).
Subtask 36-11-15-710-050
R B. Do the BITE test of the BMC 1(2) (Ref. TASK 36-11-00-740-001)
R R R (1) Make sure that the CLASS III fault message is not shown (Ref. TASK 36-11-00-710-002): 36.11.15 TRANS. PRESS XDCR 7HA1(2)
5. Close-up________
Subtask 36-11-15-410-050
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
(2) Close these access doors : FOR 7HA1 415AL, 415AR FOR 7HA2 425AL, 425AR
(3) Remove the access platform(s).
(4) Remove the warning notice(s).
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