Air Inlet Flap-Actuator 8HH (28HH) Figure 401/TASK 21-61-51-991-001
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 TASK 21-61-51-400-001 Installation of the Air-Inlet Flap Actuator 8HH and 28HH WARNING : MAKE SURE THAT AIR IS NOT SUPPLIED TO THE AIR CONDITIONING SYSTEM
_______
 FROM THE MAIN ENGINE, THE APU OR A GROUND SOURCE.
 HOT COMPRESSED AIR CAN CAUSE INJURY TO PERSONNEL.

 NOTE : The procedure is the same for the air-inlet flap actuator 8HH and 28HH.
____
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE  QTY DESIGNATION
 -------------------------------------------------------------------------------
R No specific Torque Wrench : range 0.00 to 1.20 m.daN
R (0.00 to 9.00 lbf.ft)

 B. Expendable Parts
 -------------------------------------------------------------------------------
FIG.ITEM |DESIGNATION  |IPC-CSN
 -------------------------------------------------------------------------------
cotter pin  21-61-03 10A-040
 C. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
20-28-00-912-004  Electrical Bonding of Components With Conductive Bolts and Screws and Bonding Straps in the Fuselage and in the Wings (this does not include the tanks)-
21-61-00-710-001  Operational Test of the Pack Temperature-Control
 System
 21-61-51-820-001  Adjustment of the Air Inlet Flap
 24-41-00-861-002  Energize the Aircraft Electrical Circuits from the
 External Power

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REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-862-002  De-energize the Aircraft Electrical Circuits Supplied from the External Power
 53-35-13-000-002  Removal of the Quick-Release Access Panels from the Belly Fairing Structure
 53-35-13-400-002  Installation of the Quick-Release Access Panels on the Belly Fairing Structure
 21-61-51-991-001 Fig. 401 __________
3. Job Set-up
 Subtask 21-61-51-860-052-A
 A. Aircraft Maintenance Configuration
 (1) Make sure that:
 (a)
 The aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).

 (b)
 On the panel 30VU: 1 The APU BLEED and the ENG BLEED/1(2) pushbutton switches are

_
 released.

 2 The warning notice to tell persons not to operate these
_ pushbutton switches is in position .
 (c)
 On the HP ground connector the warning notice to tell persons not to supply the ground air is in position .

 (d)
 The access panel/s is/are removed (Ref. TASK 53-35-13-000-002). 1 FOR 8HH

_
 -191BB and if necessary,
 -191KB.
 2 FOR 28HH

_
 -192FB and if necessary,
 -192KB.
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 Subtask 21-61-51-865-051
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 8HH 
R  **ON A/C 401-499,
R  49VU AIR COND/TEMP CTL/SYS 1 CHAN B/28VDC **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399, 52HH  D08 
R  122VU AIR COND/PACK TEMP/CTL SYS1/1/115VAC 122VU AIR COND/PACK TEMP/CTL SYS1/1/28VDC  1HH 3HH  X22X21 
R  **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302, 
R R  122VU AIR COND/PACK TEMP CTL SYS2/1/28VDC **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,  4HH  Y19 
R R  122VU AIR COND/PACK TEMP CTL SYS2/1/115VAC **ON A/C 106-149, 303-399,  2HH  Y18 
R  122VU  4HH  Y19 
R  **ON A/C 401-499, 
R R  122VU AIR COND/TEMP CTL SYS 1/CHAN A/115VAC 122VU AIR COND/TEMP CTL SYS 1/CHAN A/28VDC 122VU AIR COND/TEMP CTL SYS 1/CHAN B/115VAC  49HH 51HH 50HH  X22 X21Y18