3. Job Set-up
__________ Subtask 21-61-51-860-050-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:
(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 is removed (Ref. TASK 53-35-13-000-002). 1 For the Left air-inlet flap mechanism,
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.
_
-191BB. 2 For the Right air-inlet flap mechanism,
_ -192FB.
(e) The air-inlet flap actuator is removed (Ref. TASK 21-61-51-000-001).
1 For the left air-inlet flap mechanism,
_
-8HH. 2 For the Right air-inlet flap mechanism,
_ -28HH.
1EFF : ALL 1 21-61-51Page 440 1 1 Aug 01/05R 1 1 1CES 1
Subtask 21-61-51-865-060
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
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------**ON A/C ALL
FOR 28HH
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
122VU AIR COND/PACK TEMP/CTL SYS1/2/115VAC 122VU AIR COND/PACK TEMP/CTL SYS1/2/28VDC 122VU AIR COND/PACK TEMP CTL SYS2/2/28VDC 122VU AIR COND/PACK TEMP CTL SYS2/2/115VAC 21HH 23HH 24HH 22HH W22W21Y21Y20
R **ON A/C 401-499,
R R 122VU AIR COND/TEMP CTL SYS 2/CHAN A/115VAC 122VU AIR COND/TEMP CTL SYS 2/CHAN A/28VDC 122VU AIR COND/TEMP CTL SYS 2/CHAN B/28VDC 122VU AIR COND/TEMP CTL SYS 2/CHAN B/115VAC 53HH 55HH 56HH 54HH W22W21 Y21Y20
**ON A/C ALL
4. Procedure_________
(Ref. Fig. 404/TASK 21-61-51-991-008)
Subtask 21-61-51-420-052
A. Installation of the Air-Inlet Flap Mechanism
(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Put the lever (12) in position in the bracket (15).
(3) Install the bolt (1), the bushing (18), the washer (19) the nut (20) and the cotter (21).
(4) Put the tie-rod (10) in position in the lever (12) and install the bushing (8), the bolt (7), the washer (11) and the nut (16).
(5) Move the air inlet to the open position.
(6) Put the tie rod (10) in position in the bracket (17) and install the sleeve (8), the bolt (7), the washer (11) and the nut (16).
(7) Install the air-inlet flap actuator (Ref. TASK 21-61-51-400-001).
(8) Do the adjustment of the air inlet flap (Ref. TASK 21-61-51-820-001).
(9) Make sure that the work area is clean and clear of tool(s) and other items.
R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 301-399,
Subtask 21-61-51-865-061
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
R (1) FOR 8HH 1HH, 2HH, 3HH, 4HH.
R (2) FOR 28HH 21HH, 22HH, 23HH, 24HH.
R **ON A/C 401-499,
Subtask 21-61-51-865-061-A
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
R (1) FOR 8HH 49HH, 50HH, 51HH, 52HH.
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