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Subtask 27-23-41-860-051-A
A. Aircraft Maintenance Configuration
(1)
Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration. (Ref. TASK 29-00-00-864-001).
(2)
Make sure that the warning notices are in position.
(3)
Make sure that the rudder pedals are in the neutral position.
(4)
Make sure that the RUD TRIM indicator on the panel 110VU of the center pedestal shows zero.
(5)
Make sure that the FLT CTL/FAC 1 pushbutton switch on the overhead panel 23VU is released and the OFF legend is on.
(6)
Make sure that the FLT CTL/FAC 2 pushbutton switch on the overhead panel 24VU is released and the OFF legend is on.
(7)
Make sure that the access platform is in position.
(8)
Make sure that the access door 312AR is open.
(9)
Make sure that the access panels 325BR, 325BL are open (Ref. TASK 55-33-13-010-002).
(10) Make sure that the:
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PIN - RIGGING (98D27207547000) (24) is installed in the rudder cable quadrant,
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PIN - RIGGING (98D27207548000) (25) is installed in the bellcrank of the rudder control unit,
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PIN - LOCKING (6137-013) (30) is installed in the rudder trim actuator.
Subtask 27-23-41-865-051
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU AUTO FLT/FAC1/28VDC 5CC1 B04 49VU AUTO FLT/FAC1/26VAC 14CC1 B03 121VU AUTO FLT/RUDDER/TRIM/IND 15CC M20 121VU AUTO FLT/FAC2/28VDC 5CC2 M19 121VU AUTO FLT/FAC2/26VAC 14CC2 M18
1EFF : ALL 1 27-23-41Page 410 1 1 May 01/03R 1 1 1CES 1
4. Procedure
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(Ref. Fig. 401/TASK 27-23-41-991-001) Subtask 27-23-41-910-050
A. Preparation for the Installation
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
(Ref. Fig. 402/TASK 27-23-41-991-002)
(1)
Make sure that the lever arm (2), the rudder trim actuator (4) and the support bracket (5) are clean and show no damage.
(2)
Make sure that the bolts (6),(14), the bushes (7),(8),(9),(15),(16),(17) and the nuts (11),(19), are clean and show no damage.
(3)
Make sure that the bushes (8),(9) are tight in the lever arm (2).
(4)
Make sure that the bushes (16),(17) are tight in the lugs of the support bracket (5).
NOTE : Safety the bushes (8),(9),(16),(17), if necessary, with
____ BONDING AND ADHESIVE COMPOUNDS (Material No. 08-029).
(5)
If removed, install the universal joint (21) as follows:
(a)
Install the universal joint (21) on the splined shaft (35) of the artificial feel and trim unit (1).
(b)
Make sure that the holes in the universal joint (21) are aligned with the holes in the splined shaft (35).
(c)
Install the bolt (36), the saddle washer (37), the washer (38) and the nut (39).
