(2)
On the panel 25VU, make sure that the APU MASTER SW pushbutton switch is off.
(3)
Put a warning notice in the cockpit to tell persons not to start the APU.
(4)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
Subtask 49-23-17-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU APU/APU/CTL 2KD L42 121VU APU/ECB/SPLY 1KD L41
Subtask 49-23-17-010-050
C. Get Access
(1)
Put the access platform in position below the APU access doors 315AL and 316AR.
(2)
Open the APU access doors 315AL, 316AR (Ref. TASK 52-41-00-010-001).
(3)
Set the LIGHT control switch 11LJ to the on position.
4. Procedure
_________ Subtask 49-23-17-020-050
A. Removal of the Sensor
(Ref. Fig. 401/TASK 49-23-17-991-001)
(1)
Disconnect the electrical connector P22 (1).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Remove the bolts (3) and release the bonding lead (4).
(4)
Remove the sensor (2) from the APU air inlet wall.
Air Inlet Pressure/Temperature Sensor Figure 401/TASK 49-23-17-991-001
R EFF : 106-106, 108-149, 211-299, 301-399, 49-23-17 Page 404 Aug 01/05
CES
TASK 49-23-17-400-001
Installation of the Inlet Pressure/Temperature Sensor (8013KM) (APS 3200)
WARNING : DO NOT TOUCH THE APU UNTIL IT IS SUFFICIENTLY COOL TO PREVENT BURNS
_______ WHEN YOU DO THE MAINTENANCE TASK(S).
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific Torque Wrench : range 36.00 to 220.00 lbf.in
(0.40 to 2.60 m.daN)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 03-002 GB DEF-STAN 91-101 LUBRICATING OIL TURBINE ENGINE SYNT BASE (Ref. 20-31-00)
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)-
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized Configuration before Maintenance Action
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
49-00-00-710-005 Self-Test of the ECB (APS 3200) 52-41-00-010-001 Open the APU Doors for Access 52-41-00-410-001 Close the APU Doors after Access
3. Job Set-up
__________
Subtask 49-23-17-860-052
A. Aircraft Maintenance Configuration
(1)
Make sure that the aircraft electrical circuits are energized (Ref. TASK 24-41-00-861-002).
(2)
On the panel 25VU, make sure that the APU MASTER SW pushbutton switch is off.
(3)
Make sure that there is a warning notice in the cockpit to tell persons not to start the APU.
(4)
Make sure that hydraulic systems are depressurized
(Ref. TASK 29-00-00-864-001).
(5)
Make sure that the access platform is in position below the APU compartment.
(6)
Make sure that the APU access doors are open (Ref. TASK 52-41-00-010-001).
(7)
Make sure that the LIGHT control switch 11LJ is set to the on position.
Subtask 49-23-17-865-051
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