B. Get Access
 (1)
 Put the access platform in position at the Bulk cargo-compartment door.

 (2)
 Open the Bulk cargo-compartment door (Ref. TASK 52-30-00-860-006).

 (3)
 Remove the protection cover (12) as follows:

 (a)
 Remove the screws (14) and the washers (13) from the protection cover (12).

 (b)
 Remove the protection cover (12) from the Bulk door frame.

 (c)
 Remove the plate (11) and the gasket (10) from the floor panel 162KF.

 4. Procedure
_________
 (Ref. Fig. 403/TASK 52-71-12-991-003) Subtask 52-71-12-020-052
 A. Removal of the Proximity Switch
 (1)
 Remove the proximity sensor (2) as follows:

 (a)
 Disconnect the connector (1) of the cable loom from the proximity sensor (2).

 (b)
 Put blanking caps on the disconnected electrical connector (1) and on the proximity sensor (2).

 (c)
 Disconnect the lockwire and remove the lock nut (8) and the lock washer (9) from the proximity sensor (2).

 (d)
 Remove the proximity sensor (2) from the latch spigot bracket (3).

 (2)
 Remove the proximity target (7) as follows:

 (a)
 Release the tab washer (5) from the roller lever (4).

 (b)
 Remove the lock nut (6) and the tab washer (5) from the proximity target (7). Discard the tab washer (5).

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 Proximity Switch 50WV
 Figure 403/TASK 52-71-12-991-003

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 (c) Remove the proximity target (7) from the roller lever (4).

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 TASK 52-71-12-400-003 Installation of the Proximity Switch 50WV
 1. Reason for the Job
__________________
 Self Explanatory
 2. Job Set-up Information
______________________
 A. Consumable Materials
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific  lockwire, corrosion-resistant steel, dia 0.6 mm (0.0236 in)
 B. Expendable Parts
 -------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
tab washer  52-33-04 03 -150
 C. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
52-30-00-860-006 Open the Bulk Cargo-Compartment Door 52-30-00-860-008 Close the Bulk Cargo-Compartment Door 52-71-00-710-001 Operational Test of the Door Warning System 52-71-12-991-003 Fig. 403 52-71-12-991-004 Fig. 404
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 3. Job Set-up
__________ Subtask 52-71-12-860-051
 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the Bulk cargo door is opended (Ref. TASK 52-30-00-860-006).

 (2)
 Clean the component interface and/or the adjacent area.

 (3)
 Do an inspection of the component interface and/or the adjacent area.

 (4)
 Make sure that the connector (1) of the cable loom is in the correct condition.

 Subtask 52-71-12-865-057
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU EIS/SDAC1 AND 2/DOOR/DET/AVNCS 46WV P02
 4. Procedure
_________ Subtask 52-71-12-420-053
 A. Installation of the Proximity Target
 (Ref. Fig. 403/TASK 52-71-12-991-003)

 (1)
 Install the proximity target (7) on the roller lever (4).

 (2)
 Turn the proximity target (7) until the clearance between the target plate and the surface of the roller lever (4) is 2.5 mm (0.0984 in.) (pre-adjustment).

 (3)
 Install the new tab washer (5) and the lock nut (6) to the proximity target (7).
　
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