(4)
Make sure that the air-transfer hole in the sensor boss (9) is free from grease and other contamination.
(5)
Connect the electrical connector (7)
(6)
Put the sensor (8) in position and insert the sensor boss (9) into the sensor mount (11).
(7)
Push the sensor (8) in a forward direction until a stop is made between the sensor flange (12) and the sensor mount (11).
(8)
Insert the washers (2) and the screws (1).
(9)
TORQUE the screws (1) to between 0.32 and 0.38 m.daN (28.31 and 33.62 lbf.in)
NOTE : Make sure that there is no gap between the sensor flange (12)
____
and the sensor mount (11)
R 1EFF : 401-499, 1 21-51-13Page 407 1 1 Aug 01/05 1 1 1CES 1
(10) Pre-bend the single leg of the new tab-washers (5) 23350CA040 as shown in the figure.
NOTE : This will assist in the installation and safety procedure of
____
the tab-washers.
(11)
Put the clamp (4) in position and install the tab-washers (5) and the screws (6).
(12)
TORQUE the screws (6) to between 0.09 and 0.11 m.daN (7.96 and 9.73 lbf.in).
(13) Bend the two legs of the tab-washers (5) to secure the screws (6). Subtask 21-51-13-865-052
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 49HH, 50HH, 51HH, 52HH, 53HH, 54HH, 55HH, 56HH.
Subtask 21-51-13-710-050
C. 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 at the sensor flange (12) and the sensor mount (11). 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).
(4)
Do the operational test of the flow control and indicating system (Ref. TASK 21-51-00-710-002).
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5. Close-up
________ Subtask 21-51-13-410-050
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 23HB1
191BB,
FOR 24HB1
192FB.
Subtask 21-51-13-862-050
B. De-energize the aircraft electrical circuits (Ref. TASK 24-41-00-862-002).
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FILTER - OZONE (100HM,101HM) - REMOVAL/INSTALLATION
___________________________________________________ TASK 21-51-41-000-001 Removal of the Ozone Filter (Converter) 100HM (101HM) 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 ozone filters 100HM and 101HM.
____
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 -------------------------------------------------------------------------------
21-51-41-200-001 Attachment Components (In-Service Wear Limits) -Ozone Filter 100HM (101HM) 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 001-003,
21-51-41-991-001 Fig. 401
R 1EFF : 001-049, 101-105, 151-199, 1 21-51-41Page 401 1 1 May 01/05 1 1 1CES 1 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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