-aft of FR77
 open the access door 314AR.

R 1EFF : 001-049, 051-099, 101-149, 201-299, 1 36-22-17Page 403 1 1 May 01/05 1 1 1CES 1

R **ON A/C 151-199, 401-499,

 Subtask 36-22-17-010-050-A
 B. Get Access
 NOTE : To remove the necessary APU overheat sensing elements, remove only
____
 the related access panels.

 (1)
 Get access to the APU overheat sensing elements between FR49 and FR50:

 (a)
 Put the adjustable access platform in position.

 (b)
 Remove the access panel 197BB.

 (2)
 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)
 Remove 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).

R 1EFF : 151-199, 401-499, 1 36-22-17Page 404 1 1 Aug 01/05 1 1 1CES 1

 (3) Get access to the APU overheat sensing elements aft of FR70.

 (a)
 Put the access platform below the rear fuselage.

 (b)
 Open the applicable access door for the APU overheat sensing elements:

 -between the FR70 and FR77
 open the access door 312AR,

 -aft of FR77
 open the access door 314AR.

 **ON A/C 301-399,
 Subtask 36-22-17-010-050-B
 B. Get Access
 NOTE : To remove the necessary APU overheat sensing elements, remove only
____
 the related access panels.

 (1)
 Get access to the APU overheat sensing elements between FR49 and FR50:

 (a)
 Put the adjustable access platform in position.

 (b)
 Remove the access panel 197BB.

 (2)
 Get access to APU overheat sensing elements between FR46 and FR70 from the AFT cargo compartment:

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

 (b)
 Remove the applicable access panels for the APU overheat sensing elements:

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

 -
between the FR47 and FR47.4
 remove the access panel 151RW

 -
between the FR47.4 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

R 1EFF : 151-199, 301-399, 401-499, 1 36-22-17Page 405 1 1 Aug 01/05 1 1 1CES 1

 -
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).

 (3) Get access to the APU overheat sensing elements aft of FR70.
 (a)
 Put the access platform below the rear fuselage.

 (b)
 Open the applicable access door for the APU overheat sensing elements:

 -between the FR70 and FR77
 open the access door 312AR,

 -aft of FR77
 open the access door 314AR.

 **ON A/C ALL
 4. Procedure
_________
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
 (Ref. Fig. 401/TASK 36-22-17-991-001)
 **ON A/C 301-399,
 (Ref. Fig. 401A/TASK 36-22-17-991-001-A)

 APU Overheat Sensing-Elements 11HF,12HF,13HF,14HF,15HF,16HF,17HF,
　
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