Assembly
57-26-21-400-001 Installation of the Secondary-Hinged-Fairing
Attachment
32-12-00-991-016 Fig. 405
32-12-00-991-017 Fig. 406
3. Job Set-up
__________
Subtask 32-12-00-941-066
A. Safety Precautions
WARNING : OBEY THE HYDRAULIC SAFETY PROCEDURES.
_______
(Ref. TASK 29-00-00-910-002)
R (1) Put the safety barriers in position.
(2) On the panel 400VU:
-make sure that the landing-gear control-lever 6GA is in the DOWN position
-put a warning notice in position to tell persons not to operate the landing gear.
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(3)
On the panel 110VU, make sure that the GRAVITY GEAR EXTN handle is folded into the center console.
(4)
Make sure the GROUND LOCK SLEEVE (460005833) is on the applicable MLG (Ref. TASK 32-00-00-481-001).
Subtask 32-12-00-860-069
B. Aircraft Maintenance Configuration
WARNING : MAKE SURE THAT ALL THE CIRCUITS IN MAINTENANCE ARE ISOLATED
_______ BEFORE YOU SUPPLY ELECTRICAL POWER TO THE AIRCRAFT.
(1)
Energize the aircraft electrical circuits (Ref. TASK 24-41-00-861-002).
(2)
Depressurize the Green hydraulic system
(Ref. TASK 29-10-00-864-001).
Subtask 32-12-00-869-062
C. Flight Configuration Precautions
(1) Do the precautions for flight configuration (Ref. TASK 32-00-00-860-001) before you open the LGCIU circuit breakers.
Subtask 32-12-00-865-070
D. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU L/G/LGCIU/SYS1/NORM 1GA C09 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/SPLY 4GG M36 121VU HYDRAULIC/BRAKING AND STEERING/SYS2/CTL 3GG M35 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/CTL 1GG M34 121VU HYDRAULIC/BRAKING AND STEERING/SYS1/IND AND/SPLY 2GG M33 121VU HYDRAULIC/Y HYD/PUMP ENG2/MONG 3700GD Q37 121VU HYDRAULIC/Y HYD/PUMP ENG2/CTL 3701GD Q36 121VU HYDRAULIC/LGCIU/SYS2 2GA Q35 121VU HYDRAULIC/LGCIU/SYS1/GRND SPLY 52GA Q34 121VU HYDRAULIC/G HYD/PUMP ENG1/CTL 1701GK R35 121VU HYDRAULIC/G HYD/PUMP ENG1/MONG 1702GK R34
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Subtask 32-12-00-010-062
E. Get Access
(1) Put the access platform in position below the applicable zone 733(743).
4. Procedure
_________
Subtask 32-12-00-420-066
A. Installation of the Secondary Hinged Fairing and Attachments
(Ref. Fig. 406/TASK 32-12-00-991-017)
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.
CAUTION : DO NOT CAUSE DAMAGE TO THE SURFACES. THE COMPONENTS ARE MADE OF
_______
CARBONFIBER REINFORCED PLASTIC.
(1)
Remove the applicable fixed fairing assembly (Ref. TASK 32-12-14-000-001).
(2)
Clean the component interfaces and/or the adjacent area.
(3)
Do an inspection of the component interfaces and/or the adjacent area.
(4)
Make sure that the parts retained from the removed components are clean and in the correct condition.
(5)
Put the actuating rod (29) between the lugs of the transfer block (35).
(6)
Install the threaded insert (36), the spacer (34), the pin (31), the washer (32) and the bolt (33) to the transfer block (35).
(7)
Install the nut (30), the bonding strap (39), the washer (37) and the bolt (38) to the transfer block (35) (Ref. TASK 20-28-00-912-004).
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(8)
Apply SEALANTS (Material No. 09-016) to the heads of the bolts (33) and (38) and the nut (30).
(9)
Install the packer (28), the shim (27), the hinged fairing mounting plate (22), the washer (26) and loosely install the nut (24).
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