(b)
 Open the applicable access panels for the APU bleed-air ducts:

 -
between the FR46 and FR47 remove the partition panel 151BW (Ref. TASK 25-55-11-000-001)

 -
between the FR47 and FR49
 remove the access panel 151CW

 -
between the FR49 and FR52
 remove the access panel 151DW

 -
between the FR52 and FR55
 remove the access panel 151EW

 -
between the FR55 and FR58
 remove the access panel 151HW

 -
between the FR58 and FR59
 remove the access panel 151JW

 -
between the FR59 and FR62
 remove the access panel 161AW

 -
between the FR62 and FR63
 remove the access panel 161BW

 -
between the FR63 and FR65
 remove the access panel 161CW

 -
between the FR65 and FR70 remove the partition panel 161DW (Ref. TASK 25-55-12-000-001).

R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 36-12-41Page 403 1 1 May 01/05 1 1 1CES 1

 (5) Get access to the APU bleed-air ducts aft of FR70.
 (a)
 Put the access platform below the rear fuselage.

 (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.

R **ON A/C 151-199, 401-499,
 Subtask 36-12-41-010-050-A
 C. Get Access
 (1) If fitted remove the Additional Center Tank (ACT) (Ref. TASK 28-11-27-000-001) to get access to the APU bleed-air ducts.
 NOTE : To remove the necessary APU bleed-air ducts, remove only the
____
 related access panels.

 (2)
 Get access to the APU bleed-air ducts between FR35 and FR36.

 (a)
 Put the ACCESS PLATFORM 2M (6 FT) in position below the access panels 191BB and 191EB.

 (b)
 Remove the access panels 191BB and 191EB.

 (3)
 Get access to the APU bleed-air ducts between FR36 and FR42.

 (a)
 Put the ACCESS PLATFORM 2M (6 FT) in position below the access panel 191JB.

 (b)
 Remove the access panel 191JB.

 (4)
 Get access to the APU bleed-air ducts between FR42 and FR50.

 (a)
 Put the ACCESS PLATFORM 2M (6 FT) in position below the access panels 147AB, 147EB, 147FB and 197BB.

 (b)
 Remove the access panels 147AB, 147EB, 147FB and 197BB.

R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 36-12-41Page 404 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1

 (5)
 Get access to the APU bleed-air ducts between FR46 and FR70 from the AFT cargo compartment.

 (a)
 Open the AFT cargo-compartment door (Ref. TASK 52-30-00-860-001).

 (b)
 Open the applicable access panels for the APU bleed-air ducts:

 -
between the FR46 and FR53 remove the partition panel 151BW (Ref. TASK 25-55-11-000-001) and remove the access panel 151SW

 -
between the FR53 and FR56
 remove the access panel 151TW

 -
between the FR56 and FR58
 remove the access panel 151UW

 -
between the FR58 and FR59
 remove the access panel 151VW

 -
between the FR59 and FR62
 remove the access panel 161AW

 -
between the FR62 and FR63
 remove the access panel 161BW

 -
between the FR63 and FR65
 remove the access panel 161CW

 -
between the FR65 and FR70 remove the partition panel 161DW (Ref. TASK 25-55-12-000-001).

 (6)
 Get access to the APU bleed-air ducts aft of FR70.

 (a)
 Put the ACCESS PLATFORM 3M (10 FT) below the rear fuselage.

 (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 301-399,
 Subtask 36-12-41-010-050-B
 C. Get Access
 NOTE : To remove the necessary APU bleed-air ducts, remove only the
____
 related access panels.

 (1) Get access to the APU bleed-air ducts between FR35 and FR36.
 (a)
 Put the access platform in position below the access panels 191BB and 191EB.
　
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