A. Preparation for Installation
(1)
Make sure that the parts retained from the removed component are clean and in the correct condition.
(2)
Clean the component interface and/or the adjacent area.
(3)
Do an inspection of the component interface and/or the adjacent area.
(4)
Apply a layer of COMMON GREASE (Material No. 04-004) to all movable parts.
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Subtask 52-31-21-420-073
B. Installation of the Locking Shaft Assembly R (Ref. Fig. 415/TASK 52-31-21-991-017)
(1) Install the locking shaft (148) to the cargo door structure as follows:
(a)
Move the locking shaft (148) through the lateral cutout of the cargo door into the sliding bearing of each frame fork end.
(b)
During this movement, assemble the lock cams (145), the washers
(169) and the drift pin lever (158) in the correct sequence on the locking shaft (148).
NOTE : The washers (169) are installed only at FR25.
____
(c)
Set the lock cams (145) and the drift pin lever (158) in the correct position on the locking shaft (148) (in accordance with your marks).
-Make sure that their attachment holes align.
(d)
Install the tapered pins (149) to attach the drift pin lever
(158) on the locking shaft (148).
(e)
Install the sleeves (150), the washers (151) and the nuts (152) on the tapered pins (149).
(f)
Assemble the locking shaft lever (56) and the vent door lever
(162) on the ends of the locking shaft (148) (in accordance with your mark).
(g)
Install the tapered pins (165) to attach the vent door lever
(162) on the locking shaft (148).
(h)
Install the sleeves (166), the washers (167) and the nuts (168) on the tapered pins (165).
(i)
Install the tapered pins (143) to attach the locking shaft lever
(52) on the locking shaft (148).
(j)
Install the sleeves (142), the washers (141) and the nuts (140) on the tapered pins (143).
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(k)
Install the Hi-Lok pins (144) to attach the lock cams (145) on the locking shaft (148).
(l)
Install the washers (147) and the nuts (146) on the Hi-Lok pins (144).
(m)
Tighten the nuts (140), (146), (152) and (168).
(2)
Connect the control rod (56) to the locking shaft lever (52) as follows:
(a)
Put the lower fork-end of the control rod (56) on locking shaft lever (52) and install the bolt (57), the washers (55) and the nut (54).
(b)
Tighten the nut (54) and safety it with the new cotter pin (53).
(3)
Connect the control rod (156) to the drift pin lever (158) as follows:
(a)
Put the fork-end of the control rod (156) to the drift pin lever
(158) and install the bolts (157), the washers (155) and the nuts (154).
(b)
Tighten the nut (154) and safety it with the new cotter pin (153).
(4)
Connect the connection rod (159) to the vent door lever (162) as follows:
(a)
Put the lower eye end of the connection rod (159) in the fork end of the vent door lever (162).
(b)
Install the bolt (160), the washers (161) and the nut (163).
(c)
Tighten the nut (163) and safety it with the new cotter pin (164).
Subtask 52-31-21-820-060
C. Adjustment Procedure
(1) Adjust the control rod (56) of the linkage mechanism to make sure that the lock cams are in their correct position (Ref. TASK 52-31-11-820-002).
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(2) Adjust the length of the control rod (156) to make sure that the drift pins extend and retract correctly. (Ref. TASK 52-31-11-820-002).
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