A09916
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
2)  The quantity of force to open the latch must be 23-33 pounds (102-147 N).
 (b)  
If it is necessary, adjust the shroud latch assembly:
 1) Loosen the jamnut.

 2) Turn the latch nut to increase or decrease the tension on the APU shroud latch. 3) Tighten the jamnut.

 (c)  
Close the shroud latch assembly.

 (d)  
Do the above adjustment steps again for each of the remaining APU shroud latches.

 S 415-005
 (4)  Close the APU cowl door:
 (a)  
Disconnect the door support rods.

 (b)  
Put the door support rods in the clips on the APU cowl door.

 (c)  
Close the APU cowl door.

 (d)  
Close the latches for the APU cowl door.

 S 865-006
 (5)  Set the circuit breaker and the switch:
 (a)  
Remove the DO-NOT-CLOSE tag and close this circuit breaker: 1) E3-3 Electrical Shelf, APU Control Unit

 (b)  
Remove the DO-NOT-OPERATE tag from the APU master switch on the P5 forward overhead panel.

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UPPER SHROUD SEAL - REMOVAL/INSTALLATION
________________________________________
 1.  General
_______
 A.  This procedure contains the removal and the installation tasks for the upper shroud seal.
 B.  There are three seals installed around the bottom outer edge of the upper shroud. You can get access to the three seals with the lower shroud removed.
 TASK 49-12-51-004-001
 2.  Upper Shroud Seal Removal (Fig. 401)
_________________________
 A.  Standard Tools and Equipment
 (1)  
Air Source - Dry Compressed, 30 psig (206 kPa) maximum

 (2)  
Scraper - Phenolic, Hard Resin

 B.  Consumable Materials
 (1)  
B00185 Alcohol - Isopropyl, TT-I-735

 (2)  
G01043 Cloth - Lintfree

 C.  Access
 (1)  
Location Zones
 101 Control Cabin, LH
 205 Electronic Compartment
 703 APU Compartment

 (2)  
Access Panels
 1201 Electronic Equipment Access Door
 3804 APU Cowl Door

 D.  Procedure
 S 864-002
 (1)  Set the switch and the circuit breaker:
 (a)  
Set the APU master switch, on the P5 forward overhead panel, to the OFF position and attach a DO-NOT-OPERATE tag.

 (b)  
Open this circuit breaker and attach a DO-NOT-CLOSE tag: 1) E3-3 Electrical Shelf, APU Control Unit

 S 014-003
 (2)  Open the APU cowl door:
 (a)  
Open the latches for the APU cowl door.

 (b)  
Open the APU cowl door.

 (c)  
Connect the door support rods.

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////////////////////////A / GTCP85-129 SERIES /737-300/400/500/ ENGINES/MAINTENANCE MANUAL ////////////////////////
S 014-004
 CAUTION:_______BE CAREFUL WHEN YOU MOVE THE LOWER SHROUD. DAMAGE TO THE SHROUD DRAIN LINES CAN OCCUR.
 (3)  Remove the lower shroud:
　
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