3. Job Set-up__________
 Subtask 27-26-41-865-051
 A. 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/FAC2/28VDC 5CC2 M19 121VU AUTO FLT/FAC2/26VAC 14CC2 M18 
R  Subtask 27-26-41-860-052-A 
R  B. Aircraft Maintenance Configuration 
R R R  (1) Make sure that the hydraulic systems are depressurized and put them in the maintenance configuration. (Ref. TASK 29-00-00-864-001). 
R  (2) Make sure that the warning notices are in position. 
R  (3) Make sure that the rudder pedals are in the neutral position. 
R R  (4) Make sure that the RUD TRIM indicator on the panel 110VU of the center pedestal shows zero. 
R R  (5) Make sure that the FLT CTL/FAC 1 pushbutton switch on the overhead panel 23VU is released and the OFF legend is on. 
R R  (6) Make sure that the FLT CTL/FAC 2 pushbutton switch on the overhead panel 24VU is released and the OFF legend is on. 
R R  (7) Make sure that the adjustable access platform is in position below the access panel 325BL 
R R  (8) Make sure that the access panel 325BL is open (Ref. TASK 55-33-13-010-002). 
R R R  (9) Make sure that the rigging pin 98D27207516330, part of the RIGGING PIN SET (98D27207516000), or the PIN - RIGGING (98D27207549000) is installed in the bellcrank of the yaw damper.

 4. Procedure
_________
 (Ref. Fig. 401/TASK 27-26-41-991-001) Subtask 27-26-41-910-050
 A. Preparation for 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.
 (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 COMMON GREASE (Material No. 04-004) to the threads of the bolts (4),(15).

 (5)
 Apply COMMON GREASE (Material No. 04-004) to the bushes (5),(16).

 (6)
 Apply SPECIAL MATERIALS (Material No. 05-002) to the shafts of the bolts (4) and (15).

 Subtask 27-26-41-420-050
 B. Installation of the Centering Spring Rod
 CAUTION : YOU MUST INSTALL THE CENTERING SPRING ROD WITH THE LARGER

_______ SECTION UP. THIS WILL PREVENT DAMAGE TO THE CENTERING SPRING ROD AND THE ARTIFICIAL FEEL SUPPORT.
 (1)
 Connect the spring rod (2) to the lever arm (1) as follows:

 (a)
 Put the bush (5) in the flanged bush (6) of the lever arm (1).

 (b)
 Put the spring rod (2) in position in the lever (1) and attach it with the bolt (4), the washer (8) and the nut (9).

 (c)
 TORQUE the nut (9) to 0.7 m.daN (61.94 lbf.in) and safety it with the cotter pin (10).

 (2)
 Adjust the length of the spring rod (2) as follows:

 (a)
 If necessary, cut the lockwire and release the locknut (14).

 (b)
 Turn the rod end until you can install the bolt (15) smoothly. NOTE : Use lockwire and make sure that the inspection holes are

____ blocked by the threads of the rod end.

 (c)
 Tighten the locknut (14) and safety it with the lockwire, corrosion-resistant steel 0.8 mm (0.032 in.) on the safety washers (13).

 (3)
 Connect the spring rod (2) to the lever (3) as follows:

 (a)
 Put the bush (16) in the flanged bush (17) of the lever (3).

 (b)
 Put the spring rod (2) in position in the lever (3) and attach it with the bolt (15), the washer (19) and the nut (20).

 (c)
 TORQUE the nut (20) to 0.7 m.daN (61.94 lbf.in) and safety it with the new cotter pin (21).

 (4)
 Make sure that the locknut (12) is tight and safety with the lockwire, corrosion-resistant steel 0.8 mm (0.032 in.) on the safety washers (11).

 Subtask 27-26-41-865-052
 C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CC1, 5CC2, 14CC1, 14CC2
　
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