__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific blanking caps No specific blanking plug No specific warning notice
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors 78-30-00-481-041 Make the Thrust Reverser Unserviceable for
Maintenance 78-36-00-010-040 Opening of the Thrust Reverser Doors 73-21-20-991-300 Fig. 401
3. Job Set-up
__________ Subtask 73-21-20-941-052
A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a warning notice to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
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(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a warning notice to tell persons not to energize the FADEC 1(2).
Subtask 73-21-20-010-055
B. Open the fan cowl doors: (Ref. TASK 71-13-00-010-040)
FOR 1000EM1
437AL, 438AR
FOR 1000EM2
447AL, 448AR
Subtask 73-21-20-040-052
C. Make the thrust reverser unserviceable (Ref. TASK 78-30-00-481-041).
Subtask 73-21-20-010-058
D. Open the right thrust reverser door: (Ref. TASK 78-36-00-010-040)
FOR 1000EM1
452AR
FOR 1000EM2
462AR
4. Procedure
_________
(Ref. Fig. 401/TASK 73-21-20-991-300)
Subtask 73-21-20-010-056
A. Loosen the 4 bolts that attach the fan frame duct panel between the 4 and 5 o'clock struts of the fan frame. Remove fan frame duct panel.
Subtask 73-21-20-020-053
B. Disconnect T25 wiring harness from T25 sensor.
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T25 Sensor
Figure 401/TASK 73-21-20-991-300
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C. Removal of the T25 sensor:
(1) Remove the 4 bolts (10) which attach the T25 sensor (20), and carefully remove sensor.
(2) Put blanking caps on the disconnected electrical connectors.
(3) Install a blanking plug on sensor housing.
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TASK 73-21-20-400-002
Installation of the T25 Temperature Sensor
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notice
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. CP2101 USA MIL-T-5544
graphite grease (Ref. 70-30-00)
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
71-13-00-010-040 Opening of the Fan Cowl Doors
71-13-00-410-040 Closing of the Fan Cowl Doors
73-29-00-710-040 Operational Test of the FADEC on the Ground (with
Engine Non motoring)
78-30-00-081-041 Make the Thrust Reverser Serviceable after
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