36-22-02
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A
747-400 MAINTENANCE MANUAL
 4) 6H35, AIR SUPPLY CONT 4 PWR
 S 014-005
 (4)  
For The applicable system, remove the access door that follows for the midlower forward strut (AMM 54-62-00/201):

 (a)  
452DR

 (b)  
462DR

 (c)  
472DR

 (d)  
482DR

 D. Procedure
 S 034-007
 (1)  
Put a tag on and disconnect the wires (2) from the temperature sensor (1).

 S 024-008

 (2)
Remove the temperature sensor (1) from the mounting boss.

 S 034-009

 (3)  
Remove the packing (3) from the temperature sensor (1).

 (a)  
Discard the packing.

 S 034-010
 (4) Put a cover on the duct opening to keep out unwanted objects.
 TASK 36-22-02-404-011
 3. Install the Bleed Air Temperature Sensor (Fig. 401)
________________________________________
 A. Consumable Materials
 (1)  G00095 Detector - Leak, Leak-Tek (160X)
 B. Parts
 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Temperature Sensor | 36-12-02 | 02 | 40 | | | 3 | Packing | | | 45 | 2......…........…...................................…..........….....….........1
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747-400
MAINTENANCE MANUAL

 C. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 36-00-00/201, Pneumatic System

 (3)  
AMM 54-62-00/201, Nacelle Strut Access Panels

 (4)  
AMM 71-00-00/201, Power Plant

 D.
Access

 (1)  
Location Zone
 452 Nacelle Strut 1 - Torque Box
 462 Nacelle Strut 2 - Torque Box
 472 Nacelle Strut 3 - Torque Box
 482 Nacelle Strut 4 - Torque Box

 (2)  
Access Panel 452DR Access Door, Midlower Strut (Forward) - Nacelle Strut 1 462DR Access Door, Midlower Strut (Forward) - Nacelle Strut 2 472DR Access Door, Midlower Strut (Forward) - Nacelle Strut 3 482DR Access Door, Midlower Strut (Forward) - Nacelle Strut 4

 E.
Procedure

 S 434-012
 (1)  
Install a new packing (3) on the temperature sensor (1).

 S 014-025

 (2)  
Remove the cap from the duct opening.

 S 024-024

 (3)  
Install the temperature sensor (1).

 (a)  
Tighten the temperature sensor.

 (b)  
Install the lockwire.

 S 434-014
 (4)  
Connect the wires (2) to the temperature sensor (1).

 S 864-015

 (5)  
For the applicable engine, remove the DO-NOT-CLOSE tag and close the circuit breaker that follows:

 (a)  
On the main power distribution panel, P6:
 1) 6H32, AIR SUPPLY CONT 1 PWR
 2) 6H33, AIR SUPPLY CONT 2 PWR
 3) 6H34, AIR SUPPLY CONT 3 PWR

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747-400 MAINTENANCE MANUAL
 4) 6H35, AIR SUPPLY CONT 4 PWR
 F. Do the test for the installation of the sensor.
 S 744-037
 (1)  
Access the CMCS Existing Faults (AMM 45-10-00/201).

 (a)  
Make sure there are no applicable faults.

 S 794-049
 (2)
Apply the leak detector around the fitting of the mounting boss.
　
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