(2)
Put the access platform in position for the applicable cargo compartment door.
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(3) Remove the ball strips and the ball mats to get access to the support assy of the limit switch (Ref. TASK 25-52-22-000-001).
Subtask 52-35-13-865-050
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
122VU DOORS/CARGO 1MJ T12
4. Procedure
_________
(Ref. Fig. 401/TASK 52-35-13-991-001) Subtask 52-35-13-020-050
A. Removal of the Limit Switch 2508MJ or 2509MJ
(1)
Disconnect the electrical connector (2) from the receptacle (1) below the cargo floor area.
(2)
Put blanking caps on the disconnected electrical connector (2) and on the receptacle (1).
(3)
Cut and remove the tie wrap (3) to release the cable harness (5) from the bracket (4).
(4)
Cut and remove the lockwire from the adjustment nut (7) and the lock nut (13).
(5)
Remove the lock nut (13) and the serrated washer (12) from the limit switch (6) to disconnect it from the support assy (9).
(6)
Remove the limit switch (6) from the support assy (9).
(7)
Remove the limit switch (6) together with the related cable harness (5), the adjustment nut (7) and the lock washer (8) from the door sill area.
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R Limit Switch Figure 401/TASK 52-35-13-991-001
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Installation of the Limit Switches 2508MJ and 2509MJ
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 2.10 m (6 ft. 11 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
No specific lockwire, corrosion-resistant steel, dia. 0.8 mm (
0.032 in.) No specific tie wrap
C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
25-52-00-820-001 Adjustment of the Servo Mechanism 25-52-22-000-001 Removal of the Ball Mats and Ball Strips 25-52-22-400-001 Installation of the Ball Mats and Ball Strips 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 52-35-00-710-001 Operational Test of the Door Control System 52-35-13-991-001 Fig. 401
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3. Job Set-up
__________ Subtask 52-35-13-865-055
A. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
122VU DOORS/CARGO 1MJ T12
Subtask 52-35-13-860-051
B. Aircraft Maintenance Configuration
(1)
Make sure that the FWD or AFT cargo-compartment door is opened (Ref. TASK 52-30-00-860-001) and safetied with the actuator safety locks.
(2)
Make sure that the access platform in position below the applicable limit switch.
(3)
Make sure that the ball strips and ball mats are removed around the applicable limit switch (Ref. TASK 25-52-22-000-001).
4. Procedure
_________
(Ref. Fig. 401/TASK 52-35-13-991-001) Subtask 52-35-13-210-050
A. Visual Inspection
(1)
Make sure that the parts retained from the removed component are clean and in the correct condition.
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