3. Job Set-up
__________
Subtask 36-11-44-861-051
A. Energize the aircraft electrical circuits
(Ref. TASK 24-41-00-861-002).
Subtask 36-11-44-941-050
B. Safety Precautions
(1)
Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(2)
On the AIR COND panel 30VU:
-make sure that the ENG 1(2) BLEED pushbutton switch is released
(the OFF legend is on), R - make sure that the APU BLEED pushbutton switch is released (the ON R legend is off),
-put a warning notice to tell persons not to operate the pneumatic system.
(3)
On the ENG panel 115VU:
-put a warning notice to tell persons not to start the engine 1(2).
(4)
On the HP ground connector:
-Put a warning notice to tell persons not to pressurize the pneumatic system.
(5)
On the ENG section of the maintenance panel 50VU:
-make sure that the ON legend of the ENG/FADEC GND PWR 1(2) pushbutton switch is off,
-put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 36-11-44-865-054
C. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AIR BLEED/ENG 1/CTL 3HA1 D12 49VU AIR BLEED/ENG 1/MONG 2HA1 D11 122VU AIR BLEED/ENG 2/CTL 3HA2 Z23 122VU AIR BLEED/ENG 2/MONG 2HA2 Z22
Subtask 36-11-44-010-050
D. Get Access
(1) Open the fan cowl doors (Ref. TASK 71-13-00-010-040): FOR 1000EM1 437AL, 438AR FOR 1000EM2 447AL, 448AR
(2) Put the access platform in position below the engine.
Subtask 36-11-44-040-052
E. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 36-11-44-010-055
F. Open the thrust reverser doors (Ref. TASK 78-36-00-010-040): FOR 1000EM1 451AL, 452AR FOR 1000EM2 461AL, 462AR
Subtask 36-11-44-010-051
G. Open the access panel: FOR 1000EM1 413DL FOR 1000EM2 423DL
4. Procedure_________
(Ref. Fig. 401/TASK 36-11-44-991-001)
Subtask 36-11-44-020-051
R A. Removal of the Inlet of the Bleed-Air Precooler Exchanger
R (1) Remove the clamps (1) and (12).
R R (2) Remove the bleed-air precooler exchanger (2) with the handles (13) and (14).
R (3) Remove the seals (3) and (15) and discard them.
R Bleed-Air Precooler Exchanger Inlet Figure 401/TASK 36-11-44-991-001
1EFF : 1 1 1CES ALL 1 111 36-11-44 Page 404 Aug 01/04
(4)
Remove the screws (4) and the washers (5).
(5)
Hold the plate (7) and remove the eleven screws (11).
(6)
Remove the plate (7).
(7)
Remove the plate (10).
(8)
Remove the clamp (8).
(9)
Remove the inlet (9) from the bleed-air precooler exchanger (2).
(10) Put blanking plugs on the disconnected line ends.
1EFF : ALL 1 36-11-44Page 405 1 1 Aug 01/05R 1 1 1CES 1
TASK 36-11-44-400-001
Installation of the Bleed-Air Precooler Exchanger Inlet
WARNING : MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START
_______
WORK ON THE PNEUMATIC SYSTEM.
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
No specific access platform 3.4 m (11 ft. 2 in.)
No specific air supply source 30 psi (2.0684 bar)
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
B. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
3 seal 36-11-06 01E-320 R 3 seal 36-11-06 01G-320 16 seal 36-11-06 01E-315 R 16 seal 36-11-06 01G-315
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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