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TASK 27-21-00-820-004
Shortening of the Rudder Control Cable
WARNING : PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU
_______ START A TASK ON OR NEAR:
-
THE FLIGHT CONTROLS
-
THE FLIGHT CONTROL SURFACES
-
THE LANDING GEAR AND THE RELATED DOORS
-COMPONENTS THAT MOVE.
WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROLS ARE CLEAR.
_______ MOVEMENT OF FLIGHT CONTROLS CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE.
CAUTION : MAKE SURE THAT THE AIRCRAFT IS IN THE TEMPERATURE CONDITIONS (STABLE
_______ AMBIENT TEMPERATURE) SPECIFIED IN THE AIRCRAFT MAINTENANCE CONFIGURATION PARAGRAPH. CHANGES IN THE TEMPERATURE CAN CAUSE INCORRECT MEASUREMENTS.
1. Reason for the Job
__________________
Do this procedure when it is no longer possible to adjust the length of the rudder control cables (turnbuckles on the stops).
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific thermometer No specific warning notice No specific access platforms 2.3 m (7 ft. 7 in.) 98A27901002000 1 PIN, RIGGING - RUDDER CONTROL 98D27207547000 1 PIN - RIGGING
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B. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
12-33-21-618-001 Pre-conditioning through the LP Ground Connection 27-21-00-820-002 Adjustment of the Rudder Control-Cables Length CFM Cable Fabrication Man
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-217,
27-21-00-991-008 Fig. 507 R **ON A/C 106-149, 218-299, 301-399, 401-499,
27-21-00-991-008-A Fig. 507A
**ON A/C ALL
27-21-00-991-009 Fig. 508
27-21-00-991-019 Fig. 509
27-21-00-991-020 Fig. 510
3. Job Set-up
__________
Subtask 27-21-00-010-064
A. Get Access
(1)
Make sure that the access platforms are in position at the cargo compartment doors 825 and 826.
(2)
Make sure that the cargo compartment doors 825 and 826 are open.
(3)
In the zone 241, make sure that the floor panels 241FF and 241BF are removed.
(4)
In the zone 131, make sure that the partition panel 131PW is removed.
Subtask 27-21-00-860-067
B. Aircraft Maintenance Configuration NOTE : Let the temperature in the aircraft become stable for three hours
____
before you start this procedure.
(1)
Make sure that the air conditioning system does not operate (Ref. TASK 12-33-21-618-001).
(2)
Make sure that there is no neon light on, near the cable, in the cable routing zone.
(3)
Make sure that the rudder trim and the rudder pedals are in the '0' position.
(4)
Put a warning notice in position in the cockpit to tell persons not to operate the rudder pedals and the rudder trim.
(5)
Make sure that the PIN - RIGGING (98D27207547000) (6) is in position on the cable quadrant (5).
(6)
Make sure that the PIN, RIGGING - RUDDER CONTROL (98A27901002000) (2) is in position on the tension regulator (1).
4. Procedure
_________
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-217,
(Ref. Fig. 507/TASK 27-21-00-991-008) R **ON A/C 106-149, 218-299, 301-399, 401-499,
(Ref. Fig. 507A/TASK 27-21-00-991-008-A)
**ON A/C ALL
(Ref. Fig. 508/TASK 27-21-00-991-009, 509/TASK 27-21-00-991-019, 510/TASK 27-21-00-991-020)
Rudder Cable Turnbuckles Figure 509/TASK 27-21-00-991-019
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R Cable Travel 'Y' Figure 510/TASK 27-21-00-991-020
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Subtask 27-21-00-220-052
A. Measurement
(1) Measure the cable zone temperature and the external temperature with a thermometer. Make sure that the temperature is the same at plus or minus 2 DEG.C (plus or minus 3.60 DEG.F).
Subtask 27-21-00-820-061
B. Shortening of the Rudder Control Cables
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