-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
R R R 20-28-00-912-004 52-42-12-991-001
3. Job Set-up__________
Subtask 52-42-12-860-050
Electrical Bonding of Components With Conductive Bolts and Screws and Bonding Straps in the Fuselage and in the Wings (this does not includes the tanks)-Fig. 401
A. Aircraft Maintenance Configuration
(1) Make sure that the parts retained from the removed component are clean and in the correct condition.
(2) Make sure that the access platform is in position. Subtask 52-42-12-916-050
B. Preparation for Installation
(1)
Clean the component interface and/or the adjacent area.
(2)
Remove the sealant from the surface of the structure in contact with the hinge and clean the surface with CLEANING AGENTS (Material No. 11-004) and a lint-free cloth.
(3)
Apply a bead of SEALANTS (Material No. 09-019) on the structure in contact with the door hinge.
4. Procedure
_________ Subtask 52-42-12-420-050
A. Installation of the External-Power Receptacle Door
(Ref. Fig. 401/TASK 52-42-12-991-001)
(1)
Put the door (9) in position in its opening.
(2)
Hold the hinge (12) against the structure.
(3)
Install the three bolts (13) and tighten them.
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(4) Install the bonding lead (5), the washer (7) and the bolt (6) and tighten it.
NOTE : Do an electrical bonding when you install the bolt (6) and the
____ washer (7) on the stucture (Ref. TASK 20-28-00-912-004).
(5)
Put the spring (14) in position with the plate (8).
(6)
Install the screw (10), the washer (2) and the nut (4) and tighten it.
(7)
Safety the nut (4) with a new cotter pin (3) (3).
(8)
Remove the unwanted sealant around the hinge and make sure that the bead of sealant around the hinge is continuous.
Subtask 52-42-12-210-051
B. Check of the External-Power Receptacle Door
(1)
Open and close the door.
(2)
Make sure that the door operates correctly.
5. Close-up
________ Subtask 52-42-12-410-050
A. Close Access
(1)
Close the access door 121AL.
(2)
Remove the access platform(s).
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DOOR - POTABLE WATER SERVICE Z170 - REMOVAL/INSTALLATION
________________________________________________________ TASK 52-42-13-000-001 Removal of the Service Door 171AL
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 1.0 m (3 ft. 3 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-42-13-991-001 Fig. 401
3. Job Set-up
__________ Subtask 52-42-13-941-053
A. Position Ground Equipment
(1) Put the access platform in position at zone 171. Subtask 52-42-13-010-050
B. Access
(1) Open the service door 171AL.
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4. Procedure
_________
(Ref. Fig. 401/TASK 52-42-13-991-001) Subtask 52-42-13-020-050
A. Remove Service Door
(1)
Remove the screws (2) and the springs (3).
(2)
Remove the service door 171AL.
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Service Door 171AL
Figure 401/TASK 52-42-13-991-001
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TASK 52-42-13-400-001 Installation of the Service Door 171AL
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
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