NOTE : The material 06-007 is applied dry.____
(4) Remove the blanking plugs from the disconnected line ends.
(5) Clean the component interface and/or the adjacent area.
(6) Put the new seal (4) (4) in position in the pipe assembly (8) (Ref. TASK 20-26-00-910-002) .
(7) Put the packing (2) in position on the air-cycle machine (1) and the packing (3) in position on the pipe assembly (8).
(8) Carefully put the pipe assembly (8) in position on the by-pass valve (7), the air-cycle machine (1) and the anti-ice valve (6).
(9) Install the clamps (5) and (9).
(10) Make sure that the clamps (5) and (9) are in the correct position and TORQUE to between 0.50 and 0.56 m.daN (44.24 and 49.55 lbf.in).
(11) 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 21-52-23-865-061
R C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
R (1) FOR 10HM12 - 1HH, 2HH, 3HH, 4HH,
R (2) FOR 11HM12 - 21HH, 22HH, 23HH, 24HH.
R **ON A/C 401-499,
Subtask 21-52-23-865-061-A
R C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):
R (1) FOR 10HM11 - 49HH, 50HH, 51HH, 52HH,
R (2) FOR 11HM11
-53HH, 54HH, 55HH, 56HH.
**ON A/C ALL
Subtask 21-52-23-710-051 R D. Test
(1)
Do the pre-conditioning through the HP ground connector (Ref. TASK 12-33-21-618-001) or with the APU (Ref. TASK 12-33-21-618-001).
(2)
Do a leak check of the pipe assembly connections.
NOTE : Leaks are not permitted.
____
(3)
After approx. 15 minutes stop the pre-conditioning (Ref. TASK 12-33-21-618-001) or (Ref. TASK 12-33-21-618-001).
5. Close-up
________
Subtask 21-52-23-410-057
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the access panel (Ref. TASK 53-35-13-400-002) FOR 10HM12 191KB, FOR 11HM12 192KB.
Subtask 21-52-23-862-051
B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
R TASK 21-52-23-000-003 Removal of the Pipe Assembly between the Anti-Ice Valve (if installed) and the
Bypass Air Duct of the Primary Heat Exchanger 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.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking plugs
No specific circuit breaker(s) safety clip(s)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 53-35-13-000-002 Removal of the Quick-Release Access Panels from the Belly Fairing Structure
**ON A/C 001-049, 051-099, 101-105, 151-158, 201-210,
21-52-23-991-003 Fig. 403 R **ON A/C 106-149, 159-199, 211-299, 301-399, 401-499,
21-52-23-991-003-A Fig. 403A
R 1EFF : ALL 1 21-52-23Page 440 1 1 Aug 01/05 1 1 1CES 1
R **ON A/C ALL
3. Job Set-up__________ Subtask 21-52-23-861-054
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002). Subtask 21-52-23-865-057
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 10HM13
R **ON A/C 401-499,
R 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
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