4. Procedure
_________ R **ON A/C 001-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
 Subtask 52-71-12-020-050
 A. Removal of Proximity Switch
 (Ref. Fig. 401/TASK 52-71-12-991-001)

 (1)
 Remove the proximity sensor (4) as follows:

 (a)
 Pull the door handle (6) away from the recess of the door structure but keep the cargo door latched.

 (b)
 Disconnect the electrical connector (3) from the proximity sensor (4).

 (c)
 Install blanking caps on the electrical connector (3) and the receptacle of the proximity sensor (4).

 (d)
 Remove the nuts (10), the washers (11), the bolts (2) and the proximity sensor (4) from the bracket (1).

 (2)
 Remove the target (9) as follows:

 (a)
 Pull the door handle (6) away from the recess of the door structure but keep the cargo door latched.

 (b)
 Remove the nuts (8), the washers (7), the bolts (5) and the target (9) from the door handle (6).

 **ON A/C 051-052,
 Subtask 52-71-12-020-050-A
 A. Removal of Proximity Switch
 (Ref. Fig. 401A/TASK 52-71-12-991-001-A)

 (1) Remove the proximity sensor (4) as follows:
 (a)
 Pull the locking handle (11) away from the recess of the handle flap (6) but keep the cargo door locked.

 (b)
 Remove the screws (3) and the handle flap (6) from the door structure (Ref. TASK 52-31-21-000-002).

 1EFF : ALL 1 52-71-12Page 403 1 1 Aug 01/05 1 1 1CES 1

 Proximity Switches 28WV and 34WV
 Figure 401/TASK 52-71-12-991-001

R 1EFF : 001-049, 053-099, 101-149, 151-199, 1 52-71-12Page 404 1201-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1

R  Proximity Switches 28WV and 34WV 
R  Figure 401A/TASK 52-71-12-991-001-A 
R 1EFF :  051-052,  1  52-71-12 Page 405 
1  1  May 01/05
 1  1
 1CES  1

R  (c) Disconnect the electrical connector (1) from the proximity sensor 
R  (4). 
R  (d) Install blanking caps on the electrical connector (1) and the 
R  receptacle of the proximity sensor (4). 
R  (e) Remove the bolts (2), the proximity sensor (4) and the shim set 
R  (5) from the door structure. 
R  (2) Remove the target (7) as follows: 
R  (a) Pull the locking handle (11) away from the recess of the handle 
R  flap (6) but keep the cargo door locked. 
R  (b) Remove the screws (10) from the locking handle (11). 
R  (c) Remove the handle cover (8) from the end of the locking handle 
R  (11). 
R  (d) Remove the nut (9) from the target (7). 
R  (e) Remove the target (7) from the handle cover (8). 

R 1EFF : 051-052, 1 52-71-12Page 406 1 1 May 01/05 1 1 1CES 1 **ON A/C ALL

 TASK 52-71-12-400-001
 Installation of the Proximity Switches 28WV and 34WV

 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 3.50 m (11 ft. 6 in.)
 B. Referenced Information
 -------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
31-60-00-860-001 EIS Start Procedure 31-60-00-860-002 EIS Stop Procedure 52-30-00-860-001 Open the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump 52-30-00-860-002 Close the FWD or AFT Cargo-Compartment Door with the
 Yellow Electric Pump 52-31-21-400-002 Installation of the Handle Flap Mechanism 52-71-00-820-004 Adjustment of the Proximity Switches 28WV and 34WV of
 the Locking Handle of the Cargo Compartment Doors
R **ON A/C 001-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
 52-71-12-991-001 Fig. 401
 **ON A/C 051-052,

 52-71-12-991-001-A Fig. 401A
 1EFF : ALL 1 52-71-12Page 407 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL

 3. Job Set-up
__________ R **ON A/C 001-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
 Subtask 52-71-12-860-052
 A. Get Access
　
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