Subtask 52-31-11-210-061
A. Visual Inspection of the inner Attachment Area of the Piano Hinge
Fittings
(1) Examine the upper door structure from the inner side for corrosion and cracks.
(a) If you find corrosion,
-determine the extent of the corroded area (Ref. SRM 52-30-00),
-remove the damage when it is less than the limit (Ref. SRM 51-74-00).
NOTE : When the corroded area is larger than the limit, repair
____ the affected internal attachment area.
(b) If you find a crack, repair it immediately (Ref. SRM 51-73-00).
(2)
Make sure that the Hi-Lok rivets are correctly tightened.
(3)
Make sure that the attachment screws and nuts of the piano hinge fittings are correctly tightened and not damaged.
(4)
Make sure that the paint coat in the internal attachment area is in the correct condition (Ref. TASK 51-75-12-300-001).
5. Close-up
________ Subtask 52-31-11-410-064
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Install the lining and the insulation of the cargo door (Ref. TASK 52-31-13-400-001).
Subtask 52-31-11-865-064
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1MJ, 3801GX, 3802GX, 3803GX
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C. Put the aircraft back to the serviceable condition.
(1)
Remove the actuator safety locks and close the FWD cargo door (Ref. TASK 52-30-00-860-002).
(2)
Remove the access platform(s).
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TASK 52-31-11-200-004
Visual Inspection of the Hinge Fittings of the FWD Cargo Compartment Door
1.
Reason for the Job
__________________
Refer to the MPD TASK: 523108-01
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific circuit breaker(s) safety clip(s)
No specific access platform 3.5 m (11 ft. 6 in.)
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
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
CMM 52-31-12
SRM 51-73-00
SRM 51-74-00
SRM 52-30-00
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-220,
52-31-11-991-019 Fig. 603 R **ON A/C 106-149, 221-299, 301-399, 401-499,
52-31-11-991-019-A Fig. 603A
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3. Job Set-up
__________
Subtask 52-31-11-860-062
A. Aircraft Maintenance Configuration
(1) Open the FWD cargo door and safety it with the actuator safety locks (Ref. TASK 52-30-00-860-001).
(2) Put the access platform in position below the opened cargo door. Subtask 52-31-11-865-065
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/HYD POWER/Y 3803GX N30 122VU DOORS/CARGO 1MJ T12 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
4. Procedure
_________
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-220,
(Ref. Fig. 603/TASK 52-31-11-991-019) R **ON A/C 106-149, 221-299, 301-399, 401-499,
(Ref. Fig. 603A/TASK 52-31-11-991-019-A)
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R Piano Hinge Fittings of the FWD Cargo Door Figure 603/TASK 52-31-11-991-019
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Piano Hinge Fittings of the FWD Cargo Door
Figure 603A/TASK 52-31-11-991-019-A
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Subtask 52-31-11-210-062
A. Visual Inspection of the Piano Hinge Fittings
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