(2)
Remove electronic module (2) from the PTA (Ref. TASK 27-44-57-000-002) as necessary.
(3)
Cut and remove the lockwire from the bolts (6) and (8).
(4)
Hold the motor assembly (3) and remove the bolts (6) and (8) and the washers (7).
(5)
Carefully remove the motor assembly (3) from the PTA (1).
1EFF : ALL 1 27-44-57Page 420 1 1 Feb 01/99R 1 1 1CES 1
Motor Assembly Figure 403/TASK 27-44-57-991-003
1EFF : 1 1R 1CES ALL 1 11 1 27-44-57 Page 421 Feb 01/99
TASK 27-44-57-400-003 Installation of the Motor Assemblies of the Pitch Trim Actuator WARNING : MAKE SURE THAT THE TRAVEL RANGES OF THE FLIGHT CONTROL SURFACES ARE
_______
CLEAR BEFORE YOU PRESSURIZE/DEPRESSURIZE A HYDRAULIC SYSTEM.
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. NOTE : The installation procedure for one of the motor assemblies is given. The
____ installation procedure for all the motor assemblies is almost the same.
1.
Reason for the Job
__________________
Self Explanatory
2.
Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific warning notices
No specific access platform 5.5 m (18 ft. 1 in.) R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft)
0U190360 1 PIN - RIGGING B. Consumable Materials
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
R Material No. 09-001 USA MIL-S-8802 TYPE I CLASS A FUEL TANK SEALANTPOLYSULFIDE (Ref. 20-31-00) Material No. 11-002 USA MIL-PRF-680 DRY CLEANING SOLVENT (VARSOL/WHITE SPIRIT) (Ref. 20-31-00)
R Material No. 19-010 USA AMS 5687
R LOCKWIRE STAINLESS STEEL ANNEALED 0.8MM DIA
R (Ref. 20-31-00)
C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
27-41-00-730-001 System Test of the THS Actuator Electrical Control 27-44-51-210-004 Check the Oil Level of the Gearbox of the THS-Actuator 27-44-57-400-001 Installation of the Pitch Trim Actuator to the THS Actuator 9CE 27-44-57-400-002 Installation of the Electronic Modules of the Pitch Trim Actuator 29-00-00-864-001 Put the Related Hydraulic System in the Depressurized
Configuration before Maintenance Action
27-44-57-991-002 Fig. 402
27-44-57-991-003 Fig. 403
3. Job Set-up
__________
(Ref. Fig. 403/TASK 27-44-57-991-003)
Subtask 27-44-57-860-057
A. Aircraft Maintenance Configuration
(1)
Make sure that the Green and the Yellow 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 THS actuator (1) is in the zero position.
(4)
Make sure that the PIN - RIGGING (0U190360) is in the mechanical input of the THS actuator (1).
(5)
Make sure that the access platform is in position.
(6)
Make sure that the the access door 312AR is open.
Subtask 27-44-57-865-057
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/ELAC1/NORM/SPLY 15CE1 B11 49VU FLIGHT CONTROLS/THS/ACTR/MOT2 19CE2 B09 105VU FLT CTL/ELAC1/STBY SPLY 16CE1 A01 121VU FLIGHT CONTROLS/THS ACTR/MOT3 19CE3 Q17 121VU FLIGHT CONTROLS/THS ACTR/MOT1 19CE1 Q16
4. Procedure
_________
(Ref. Fig. 402/TASK 27-44-57-991-002)
Subtask 27-44-57-910-052
A. Preparation for the Installation
WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL
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