(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 SPECIAL MATERIALS (Material No. 05-002) to the threads of the screws (7).
(5)
Lubricate the new O-ring (1) and O-ring (3) with HYDRAULIC FLUIDS (Material No. 02-003).
(6)
Put the O-ring (1) on the applicable port of the pressure switch (5).
1EFF : ALL 1 27-26-51Page 441 1 1 Aug 01/98R 1 1 1CES 1
(7)
Put the new extrusion ring (2), extrusion ring (4) and the O-ring (3) on the applicable port of the pressure switch (5).
(8)
Put the pressure switch (5) into its installation position on the yaw damper (8).
(9)
Install the screws (7) with the washers (6) in the pressure switch
(5) and tighten the screws.
(10) Safety the screws (7) with lockwire, corrosion-resistant steel, dia.
0.8 mm (0.032 in.).
Subtask 27-26-51-865-061
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CC1, 5CC2, 14CC1, 14CC2.
Subtask 27-26-51-080-053
C. Preparation for the Test
R (1) Remove the rigging pin 98D27207516330, part of the RIGGING PIN SET R (98D27207516000), or the PIN - RIGGING (98D27207549000) from the yaw R damper bellcrank.
(2)
Remove the container.
(3)
Pressurize the reservoir of the Green and the Yellow hydraulic system (Ref. TASK 29-14-00-614-002).
Subtask 27-26-51-710-053
D. Test
(1)
Do an operational test of the yaw damper (Ref. TASK 22-63-00-710-001).
(2)
Do a visual check and make sure that there are no hydraulic leaks at the yaw damper.
5. Close-up________
Subtask 27-26-51-410-053-A
A. Close Access
(1) Make sure that the work area is clean and clear of tool(s) and other items.
R R R (2) Close the access panels 325BL (for the pressure switch on 3CC1) and/or 325BR (for the pressure switch on 3CC2) at the trailing edge of the vertical stabilizer (Ref. TASK 55-33-13-410-002).
(3) Remove the warning notice(s).
(4) Remove the access platform(s).
SERVO ACTUATOR - YAW DAMPER (3CC1,3CC2) - INSPECTION/CHECK
__________________________________________________________
TASK 27-26-51-200-001
Visual Inspection of the Yaw Damper Servo-Actuators
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.
1. Reason for the Job
__________________
Refer to the MPD TASK: 272651-01
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notices No specific adjustable access platform 6.0 m (19 ft. 8 in.) 98D27207548000 1 PIN - RIGGING
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-026 GB DEF-STAN 68-148/1
SOLVENT GENERAL PURPOSE (Ref. 20-31-00) Material No. 19-003 USA AMS 3819
LINT-FREE COTTON CLOTH (Ref. 20-31-00)
R 1EFF : 001-049, 051-099, 101-105, 151-158, 1 27-26-51Page 601 1201-210, 1May 01/05 1 1 1CES 1 C. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the
External Power
24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied
from the External Power
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