(b)
Remove the access panels 191BB and 191EB.
R 1EFF : 151-199, 301-399, 401-499, 1 36-12-41Page 405 1 1 Aug 01/05 1 1 1CES 1
R (2) Get access to the APU bleed-air ducts between FR36 and FR42.
R (a) Put the access platform in position below the access panel 191JB.
R (b) Remove the access panel 191JB.
R (3) Get access to the APU bleed-air ducts between FR42 and FR50.
R (a) Put the access platform in position below the access panels
R 147AB, 147EB, 147FB and 197BB.
R (b) Remove the access panels 147AB, 147EB, 147FB and 197BB.
R (4) Get access to the APU bleed-air ducts between FR46 and FR70 from the
R AFT cargo compartment.
R (a) Open the AFT cargo compartment door (Ref. TASK 52-30-00-860-001).
R (b) Open the applicable access panels for the APU bleed-air ducts:
R - between the FR46 and FR47
R remove the partition panel 151BW (Ref. TASK 25-55-11-000-001)
R - between the FR47 and FR47.4
R remove the access panel 151RW
R - between the FR47.4 and FR49
R remove the access panel 151CW
R - between the FR49 and FR52
R remove the access panel 151DW
R - between the FR52 and FR55
R remove the access panel 151EW
R - between the FR55 and FR58
R remove the access panel 151HW
R - between the FR58 and FR59
R remove the access panel 151JW
R - between the FR59 and FR62
R remove the access panel 161AW
R - between the FR62 and FR63
R remove the access panel 161BW
R - between the FR63 and FR65
R remove the access panel 161CW
R - between the FR65 and FR70
R remove the partition panel 161DW (Ref. TASK 25-55-12-000-001).
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R (5) Get access to the APU bleed-air ducts aft of FR70.
R (a) Put the access platform below the rear fuselage.
R R R R R (b) Open the applicable access doors for the APU bleed-air ducts: - between the FR70 and FR77 open the access door 312AR - aft of FR77 open the access door 314AR.
**ON A/C ALL
4. Procedure_________
(Ref. Fig. 401/TASK 36-12-41-991-001, 402/TASK 36-12-41-991-002, 403/TASK 36-12-41-991-015)
Subtask 36-12-41-020-051
A. Removal of a Bleed-Air Duct
(1) Remove the related APU overheat sensing elements (6) (Ref. TASK 36-22-17-000-001) .
(2) Remove the nuts (8), the washers (7) and the bolts (5).
(3) Move the connecting rods (14) away from the duct (13).
(4) Remove the clamp (20).
(5) Remove the nuts (9), the washers (10) and the bolts (12).
(6) Disconnect the spring rods (11).
(7) Remove the nut (4), the washer (3) and the bolt (1) and disconnect the bonding straps (2).
(8) Remove the duct (13).
(9) Remove and discard the seal (16).
(10) Put blanking caps on the bleed-air duct flanges (15) and (19).
APU Bleed-Air Ducts Figure 401/TASK 36-12-41-991-001- 12 (SHEET 1)
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APU Bleed-Air Ducts Figure 401/TASK 36-12-41-991-001- 22 (SHEET 2)
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Installation of the Duct Seals Figure 402/TASK 36-12-41-991-002
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Installation of the Duct Seals Figure 403/TASK 36-12-41-991-015
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TASK 36-12-41-400-001 Installation of a Bleed-Air Duct WARNING : MAKE SURE THAT THE PNEUMATIC SYSTEM IS DEPRESSURIZED BEFORE YOU START
_______
WORK ON THE PNEUMATIC SYSTEM.
1.
Reason for the Job
__________________
Example of the installation of a bleed-air duct section
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notices
No specific access platform 2.0 m (6 ft. 7 in.)
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