R **ON A/C 151-199, 401-499,
 Subtask 36-12-41-860-050-A
 A. Aircraft Maintenance Configuration
 (1) Make sure that the warning notices are in position:
 -
in the cockpit on the Engine Control Panel 115VU to tell persons not to start the engine(s),

 -
in the cockpit on the AIR COND Overhead Control Panel 30VU to tell persons not to push in the APU BLEED pushbutton switch,

 - on the HP ground connector to tell persons not to pressurize the pneumatic system.
 (2) Make sure that the applicable access panels are removed:
 (a)
 For the APU bleed-air ducts between FR35 and FR36:

 -Make sure that the access panels 191BB and 191EB are removed.

 (b)
 For the APU bleed-air ducts between FR36 and FR42:

 -Make sure that the access panel 191JB is removed.

 (c)
 For the APU bleed-air ducts between FR42 and FR50:

 -Make sure that the access panels 147AB, 147EB, 147FB and 197BB are removed.

 (d)
 For the APU bleed-air ducts between FR46 and FR70:

 -Make sure that the AFT cargo compartment door is open (Ref. TASK 52-30-00-860-001).

 (e)
 For the APU bleed-air ducts between the FR46 and FR53:

 -
Make sure that the partition panel 151BW is removed (Ref. TASK 25-55-11-000-001).

 -
Make sure that the access panel 151SW is removed.

 (f)
 For the APU bleed-air ducts between the FR53 and FR56:

 -Make sure that the access panel 151TW is removed.

 (g)
 For the APU bleed-air ducts between the FR56 and FR58:

 -Make sure that the access panel 151UW is removed.

 (h)
 For the APU bleed-air ducts between the FR58 and FR59:

 -Make sure that the access panel 151VW is removed.
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 (i)
 For the APU bleed-air ducts between the FR59 and FR62:

 -Make sure that the access panel 161AW is removed.

 (j)
 For the APU bleed-air ducts between the FR62 and FR63:

 -Make sure that the access panel 161BW is removed.

 (k)
 For the APU bleed-air ducts between the FR63 and FR65:

 -Make sure that the access panel 161CW is removed.

 (l)
 For the APU bleed-air ducts between the FR65 and FR70:

 -Make sure that the partition panel 161DW is removed (Ref. TASK 25-55-12-000-001).

 (m)
 For the APU bleed-air ducts between the FR70 and FR77:

 -Make sure that the access door 312AR is open.

 (n)
 For the APU bleed-air ducts aft of FR77:

 -Make sure that the access door 314AR is open.
 (3) Make sure that the access platform is in position below the applicable access panel.
 **ON A/C 301-399,
 Subtask 36-12-41-860-050-B
 A. Aircraft Maintenance Configuration
 (1) Make sure that the warning notices are in position:
 -
in the cockpit on the Engine Control Panel 115VU to tell persons not to start the engine(s),

 -
in the cockpit on the AIR COND Overhead Control Panel 30VU to tell persons not to push in the APU BLEED pushbutton switch,

 - on the HP ground connector to tell persons not to pressurize the pneumatic system.
 (2) Make sure that the applicable access panels are removed:
 (a)
 For the APU bleed-air ducts between FR35 and FR36:

 -Make sure that the access panels 191BB and 191EB are removed.

 (b)
 For the APU bleed-air ducts between FR36 and FR42:

 -Make sure that the access panel 191JB is removed.

 (c)
 For the APU bleed-air ducts between FR42 and FR50:

 -Make sure that the access panels 147AB, 147EB, 147FB and 197BB are removed.
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R  (d) For the APU bleed-air ducts between FR46 and FR70: 
R  - Make sure that the AFT cargo compartment door is open 
R  (Ref. TASK 52-30-00-860-001). 
R  (e) For the APU bleed-air ducts between the FR46 and FR47: 
R  - Make sure that the partition panel 151BW is removed (Ref. TASK 
R  25-55-11-000-001). 
R  (f) For the APU bleed-air ducts between the FR47 and 47.4: 
R  - Make sure that the access panel 151RW is removed. 
R  (g) For the APU bleed-air ducts between the FR47.4 and FR49: 
R  - Make sure that the access panel 151CW is removed. 
　
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