(b)
 Safety the bolt (7) with the retaining ring (8).

 4. Procedure
_________ Subtask 52-42-15-410-050
 A. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Close the access panel 134AR and/or 154AR.

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 DOOR - HP AIR GROUND CONNECTOR - REMOVAL/INSTALLATION
_____________________________________________________ TASK 52-42-16-000-001 Removal of the HP Air-Ground Connector Door (191DB)
 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 1.50 m (4 ft. 11 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-42-16-991-001 Fig. 401
 3. Job Set-up
__________ Subtask 52-42-16-010-050
 A. Get Access
 (1)
 Put an access platform in position in zone 191.

 (2)
 Open the access door 191DB.

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 4. Procedure
_________ Subtask 52-42-16-020-050
 A. Removal of the HP Air Ground Connector Door
 (Ref. Fig. 401/TASK 52-42-16-991-001)

 (1)
 Release the spring (3) from the frame fitting.

 (2)
 Hold the door (2).

 (3)
 Remove the nuts (6) and the bolts (1) from the hinges (4).

 (4)
 Retain the spring fitting (5).

 (5)
 Remove the door (2).

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 HP Air Ground Connector Door 191DB
 Figure 401/TASK 52-42-16-991-001
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1  1  Feb 01/98
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 TASK 52-42-16-400-001
 1. Reason for the Job
 Installation of the HP Air-Ground Connector Door (191DB) __________________ Self Explanatory
 2. Job Set-up Information______________________
 A. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
20-28-00-912-004  Bonding with Conductive Bolts and Screws and Bonding Straps in the Fuselage and in the Wings (this does not include the tanks)
 52-42-16-991-001  Fig. 401
 3. Job Set-up
__________ Subtask 52-42-16-860-050
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the access platform is in position.

 (2)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 4. Procedure
_________ Subtask 52-42-16-420-050
 A. Installation of the HP Air Ground Connector
 (Ref. Fig. 401/TASK 52-42-16-991-001)

 (1)
 Put the door (2) and the hinge (4) in position on the door frame.

 (2)
 Install the spring fitting (5) on the hinge (4).

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 (3) Install the bolts (1) and the nuts (6) and tighten them. NOTE : Do an electrical bonding when you install the bolts (1) and
____ (6) on each side of the hinge (4) (Ref. TASK 20-28-00-912-004).
 (4) Attach the spring (3) on the fitting (5). Subtask 52-42-16-210-051
 B. Check of the Door Opening/Closing
 (1)
 Open and close the door.

 (2)
 Make sure that the door operate correctly.

 5. Close-up
________ Subtask 52-42-16-410-050
 A. Close Access
 (1)
 Close the door 191DB.

 (2)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (3)
 Remove the access platform(s).

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 DOOR - GROUND SERVICE CONDITIONED AIR CONNECTION - REMOVAL/INSTALLATION
_______________________________________________________________________ TASK 52-42-17-000-001 Removal of the Ground Service Conditioned-Air Connection-Door (191CB)
　
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