(2)
Make sure that the access platform is in position below the opened cargo door.
(3)
Make sure that the access panel 825AR is removed from the cargo door.
(4) Make sure that the latching mechanism is in the locked condition. **ON A/C 051-052,
Subtask 52-31-21-860-060-A
A. Aircraft Maintenance Configuration
(1)
Make sure that the FWD cargo-compartment door (referred to as cargo door) is opened and safetied with the actuator safety locks. (Ref. TASK 52-30-00-860-001).
(2)
Make sure that the access platform is in position below the opened cargo door.
(3)
Make sure that the access panel 825AR is removed from the cargo door.
(4)
Make sure that the locking mechanism is in the locked condition.
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Subtask 52-31-21-865-066
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------
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
_________ R **ON A/C 001-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 407/TASK 52-31-21-991-006)
**ON A/C 051-052,
(Ref. Fig. 407A/TASK 52-31-21-991-006-A) R **ON A/C 001-049, 053-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 52-31-21-910-057-A
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 the sliding surfaces of the bushes (261) and (270).
R 1EFF : ALL 1 52-31-21Page 484 1 1 Aug 01/05 1 1 1CES 1
(5) Apply a layer of COMMON GREASE (Material No. 04-004) to the pins
(271) and (266), to the spring pin (268) and the shaft of the bolts
(265) and (267).
-Make sure that the threads of the bolts (265) and (267) remain free of grease.
Subtask 52-31-21-560-054-A
B. Preparation for Replacement Component
(1) Replace the lock plate (274) of the stop (277) as follows:
(a)
Bend the lock plate (274) to release the lock nut (275).
(b)
Remove the adjusting screw (276) together with the lock nut (275) and the lock plate (274) from the interlock lever (269).
(c)
Remove the lock plate (274) from the adjusting screw (276).
(d)
Install a new tab washer (274) on the adjusting screw (276).
(e)
Install the adjusting screw (276) together with the lock nut
(275) and the new lock plate (274) in the interlock lever (269). Subtask 52-31-21-420-055-A
C. Installation of the Interlock Mechanism
(1)
Install the spring sleeve (272) on the interlock fitting as follows:
(a)
Put the spring sleeve (272) in the installation position and attach it with the pin (266) and the related spacers (264).
(b)
Safety the pin (266) with the washer (256) and the new cotter pin (257).
(c)
Move the spring 273) over the spring sleeve (272).
(2)
Assemble the spring pin (272) into the spring sleeve (272).
(3)
Connect the interlock lever (269) with the interlock fitting as follows:
(a) Put the interlock lever (269) and the sleeve (270) in position and attach them with the bolt (267), the washers (255) and the nut (254).
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(b) Tighten the nut (254) and safety it with the new cotter pin (253).
(4)
Connect the roller lever (263) to the interlock fitting as follows:
(a)
Put the roller lever (263) in position and install the bush (261) into the interlock fitting.
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