Subtask 36-11-49-020-054-A
 A. Removal of the Upper High Pressure (HP) Duct
 (1)
 Remove the bolts (10) and the E-seal (5), that attach the upper HP duct (35) to the engine port.

 (2)
 Remove the bolt (15), the washer (20) and the nut (25) that attach the upper HP duct (35) to the support link (65).

 (3)
 If necessary, remove the bushing (30) from the upper HP duct (35).

 (4)
 Disconnect the hose and remove the union from the upper HP duct (35).

 (5)
 Remove the coupling (45) and the E-seal (40), that connect the upper HP duct (35) to the HP tee duct.

 (6)
 Remove the coupling (55) and the E-seal (50), that connect the upper HP duct (35) to the engine port.

 (7)
 Remove the upper HP duct (35) from the engine.

 (8)
 Put blanking plugs on the engine ports, the HP tee duct, and the upper HP duct (35).

 (9)
 Put protective covers on the hose and the boss in the upper HP duct (35).

R 1EFF : 106-149, 219-299, 301-399, 401-499, 1 36-11-49Page 455 1 1 Aug 01/05 1 1 1CES 1R **ON A/C ALL

 TASK 36-11-49-400-046
 Installation of the Upper High Pressure Duct
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific fiber hammer
 No specific warning notice
 No specific FOIL-ALUMINUM (Local Purchase)
 No specific access platform 0.5 m (1 ft. 8 in.)
 No specific Torque Wrench : range 36.00 to 220.00 lbf.in

 (0.40 to 2.60 m.daN)
 B. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. CP2101 *
 anti-seize compound (Ref. 70-30-00)
 Material No. CP3010 *
 developer, dry (Ref. 70-30-00)
 Material No. CP8001 *
 lockwire 0.032 in. (0.8 mm) dia (Ref. 70-30-00)
 Material No. CP8002 *
 lockwire 0.032 in. (0.8 mm) dia (Ref. 70-30-00)
 Material No. CP8004 *
 safetywire 0,024in. (0,6mm) (Ref. 70-30-00)

 C. Expendable Parts

 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
5 E-seal 36-11-49 01A-040 40 E-seal 36-11-49 01A-160 40 E-seal 36-11-49 01A-160A 50 E-seal 36-11-49 01A-060 50 E-seal 36-11-49 01A-060A
 D. 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
 71-00-00-710-003 Engine Automatic Start
 71-00-00-710-004 Engine Manual Start
 71-00-00-710-028 Engine Shutdown
 71-13-00-010-040 Opening of the Fan Cowl Doors
 71-13-00-410-040 Closing of the Fan Cowl Doors
 78-30-00-081-041 Make the Thrust Reverser Serviceable after

 Maintenance
 78-30-00-481-041 Make the Thrust Reverser Unserviceable for

 Maintenance
 78-36-00-010-040 Opening of the Thrust Reverser Doors
 78-36-00-410-040 Closing of the Thrust Reverser Doors

 **ON A/C 001-049, 051-099, 101-105, 151-199, 201-218,
 36-11-49-991-304 Fig. 405
R **ON A/C 106-149, 219-299, 301-399, 401-499,
 36-11-49-991-304-A Fig. 405A

R **ON A/C ALL

 3. Job Set-up
__________
 Subtask 36-11-49-860-063
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).

 (2)
 Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.

 (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),
　
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