(b)
FOR 34HH
-192FB.
Subtask 21-61-15-862-050
B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
SENSOR - PACK INLET PRESSURE (16HH,36HH) - REMOVAL/INSTALLATION
_______________________________________________________________
R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302,
TASK 21-61-16-000-001 Removal of the Pack-Inlet Pressure Sensor 16HH (36HH) 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 pack inlet-pressure sensors 16HH and
____
36HH.
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 caps
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 21-61-16-991-001 Fig. 401
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-61-16Page 401 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1
3. Job Set-up
__________
Subtask 21-61-16-861-050
A. Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
Subtask 21-61-16-865-052
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------FOR 16HH
122VU AIR COND/PACK TEMP/CTL SYS1/1/115VAC 1HH X22 122VU AIR COND/PACK TEMP/CTL SYS1/1/28VDC 3HH X21 122VU AIR COND/PACK TEMP CTL SYS2/1/28VDC 4HH Y19 122VU AIR COND/PACK TEMP CTL SYS2/1/115VAC 2HH Y18
FOR 36HH 122VU AIR COND/PACK TEMP/CTL SYS1/2/115VAC 21HH W22 122VU AIR COND/PACK TEMP/CTL SYS1/2/28VDC 23HH W21 122VU AIR COND/PACK TEMP CTL SYS2/2/28VDC 24HH Y21 122VU AIR COND/PACK TEMP CTL SYS2/2/115VAC 22HH Y20
Subtask 21-61-16-010-050
C. Get Access
(1) Remove the access panel (Ref. TASK 53-35-13-000-002),
(a)
FOR 16HH
191KB.
(b)
FOR 36HH
192KB.
1EFF : 001-049, 051-099, 101-105, 151-199, 1 21-61-16Page 402 1201-299, 301-302, 1Aug 01/05R 1 1 1CES 1
4. Procedure
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(Ref. Fig. 401/TASK 21-61-16-991-001) Subtask 21-61-16-020-051
A. Removal of the Pack Inlet Pressure Sensor
(1)
FOR 16HH
(a)
Disconnect the electrical connector (5).
(b)
Put blanking caps on the disconnected electrical connectors.
(c)
Disconnect the pressure sense line (1).
(d)
Put blanking plugs on the disconnected line ends.
(e)
Remove the nut (9), the washer (8), the bolt (6) and disconnect the bonding strap (7).
(f)
Remove the screws (4) and the washers (3).
(g)
Remove the pack-inlet pressure sensor (10) together with the clamps (2).
(h)
Remove the clamps (2).
(2)
FOR 36HH
(a)
Disconnect the electrical connector (24).
(b)
Put blanking caps on the disconnected electrical connectors.
(c)
Disconnect the pressure sense line (21).
(d)
Put blanking plugs on the disconnected line ends.
(e)
Remove the nut (25), the washer (27), the bolt (25) and disconnect the bonding strap (26).
(f)
Remove the screws (23) and the washers (22).
(g)
Remove the pack-inlet pressure sensor (29) together with the clamps (31).
(h)
Remove the clamps (31).
5. Close-up
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1EFF : 001-049, 051-099, 101-105, 151-199, 1 21-61-16Page 403 1201-299, 301-302, 1Aug 01/05R 1 1 1CES 1
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