Subtask 52-33-11-420-051
B. Installation of the Bulk Door
(1)
If removed, install the bushes (4) into the forward and aft hinge frames of the fuselage structure.
(2)
Put the replacement Bulk door into the correct position of the door opening.
(3)
Make sure that the lateral gaps between the Bulk door and the fuselage are correct (Ref. TASK 52-33-11-820-001).
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(4) Attach the forward and aft hinge arms (13) on the forward and aft hinge frames of the fuselage structure as follows:
(a) Install the bolts (5) together with the spacers (11),(14) and the related shim sets (12) on the forward and aft hinge frames.
NOTE : Make sure that the thickness of the shim sets (12) is
____
correct (Ref. TASK 52-33-11-820-001).
(b) Install the washers (3) and the nuts (2) on the bolt (5).
NOTE : Tighten the nuts (2) with your hand at this time.
____
(5)
Attach the bonding straps (8) on the brackets (7) of the forward and aft hinge frames as follows:
(a)
Make sure that the bonding straps (8) and the contact surface of the brackets (7) are in the correct condition (Ref. TASK 20-28-00-912-001).
(b)
Put the bonding straps (8) on the brackets (7) and attach them with the screws (10), the washers (9) and the nuts (6).
(c)
Tighten the nuts (6) correctly.
(d)
Apply a layer of SEALANTS (Material No. 09-016) around the bonding attachment area.
(6)
Connect the connection rod (15) on the fuselage structure to set the pre-tension of the balance mechanism as follows:
(a)
Make sure that the torsion spring of the balance mechanism is correctly adjusted (Ref. TASK 52-33-11-820-003).
(b)
If removed, install the bush (16) and the sleeve (17) into the fuselage fitting (21).
(c)
Carefully move the Bulk door to its fully open position.
(d)
Put the eye-end of the connection rod (15) on the fuselage fitting (21) to install the bolt (22).
NOTE : If this is not possible, adjust the length of the
____ connection rod (15) (Ref. TASK 52-33-11-820-003).
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(e)
Install the bolt (22), the washers (20) and the nut (19). NOTE : Tighten the nut (19) with your hand.
____
(f)
Make sure that the adjustment gage between the forward lever and the stop fitting of the fuselage is removed.
Subtask 52-33-11-820-050
C. Adjustment Procedure
(1)
Adjust the skin offset between the outer skin of the bulk door and the fuselage (Ref. TASK 52-33-11-820-001).
(2)
Make sure that the balance mechanism is correctly adjusted (Ref. TASK 52-33-11-820-003).
(3)
Make sure that the locking mechanism is correctly adjusted (Ref. TASK 52-33-11-820-002).
Subtask 52-33-11-420-052
D. Final Installation
(1)
TORQUE the nuts (2) to between 4.2 and 4.8 m.daN (30.97 and 35.39 lbf.ft).
(2)
Safety the nuts (2) with new cotter pins (1).
(3)
TORQUE the nut (19) to between 0.3 and 0.35 m.daN (26.54 and 30.97 lbf.in).
(4)
Safety the nut (19) with new cotter pin (18).
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5. Close-up
________ R **ON A/C 001-049, 051-099, 101-105,
Subtask 52-33-11-410-050
A. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Apply a protective film of SPECIAL MATERIALS (Material No. 05-027) on all components which you touched or moved during the replacement procedure.
(3)
Make sure that the Bulk door is correctly closed and locked (Ref. TASK 52-30-00-860-008).
(4)
Install the insulation packs around the forward and aft hinge frames.
(5)
Install the door net into the Bulk door opening.
(6)
Install the divider net between the Bulk/AFT cargo compartment at FR59.
(7)
Close the AFT cargo-compartment door (Ref. TASK 52-30-00-860-002).
(8) Remove the access platform(s). R **ON A/C 106-149, 221-221, 224-224, 228-228,
Subtask 52-33-11-410-050-A
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