B. Job Set-Up Information
(1) Tools, Features and Equipment
(a) Equivalent alternatives may be used for the listed items.
DESIGNATION QTY NAME
No specific 1 Standard tool kit for electronics' specialist
(2) Consumable Material
Not Applicable
(3) Referenced Information
REFERENCE PAGE BLOCK DESIGNATION
(refer to Page Block 10001) 10001 ILLUSTRATED PARTS LIST
(refer to Page Block 4001) 4001 CLEANING
(refer to TASK 21-53-12-700-801-A01) 1001 ACTUATOR - TESTING
(refer to Subtask 21-53-12-220-001-A01) 5001 VISUAL INSPECTION
(refer to Subtask 21-53-12-220-002-A01) 5001 CHECK OF BEARING
(refer to Subtask 21-53-12-820-001-A01) 7001 ADJUSTMENT OF THE BRAKE FRAMEWORK
(Ref. to Fig. 1) 5001 ACTUATOR - OVERALL DIMENSIONS
(Ref. to Fig. 5001) 5001 ACTUATOR - DIMENSION CHECK
(refer to Page Block 8001) 8001 FITS AND CLEARANCES
(refer to Subtask 21-53-12-700-007-A01) 7001 ACTUATOR INSTALLATION
(Ref. to Fig. 5002) 5001 ACTUATOR - BALL-SCREW AXIAL PLAY
Page 5001
21-53-12 JUN 15/10
C. Job Set-Up Subtask 21-53-12-210-002-A01
(1) Check before repair
(a) Determine whether any part has been modified or superseded by other parts (refer to Page Block 10001).
D. Procedure WARNING: DISCONNECT THE EQUIPMENT FROM POWER SUPPLIES OR TEST EQUIPMENT BEFORE YOU DO THE CHECK. CAUTION: REJECT ALL DEFECTIVE PARTS FOR WHICH NO REPAIR PROCEDURE IS SPECIFIED. CAUTION: ALL CHECKS SHALL BE CARRIED OUT ON CLEANED PARTS
(REFER TO PAGE BLOCK 4001).
Subtask 21-53-12-220-001-A01
(1) Visual inspection
CAUTION: ALL DEFECTIVE PART WILL BE SYSTEMATICALLY REPLACED.
(a)
Determine whether any parts have been modified or superseded by other parts.
(b)
Examine all parts for abrasion, cracks, distortion and scratches.
(c)
Examine all sealing surfaces for indentations, nicks and scratches.
(d)
Examine all threads for damage.
(e)
Examine the surface finish of contact areas for good condition in particular at location of connecting flanges, flaps mating surface and flap seat on body.
NOTE: Washers, nuts and screws shall be discarded if damaged.
(f)
Make sure the attachment legs, electrical connectors and all screws are tight.
(g)
Examine the electrical connector and make sure that:
-the electrical wiring does not show all signs of damage (cuts, Brakes, etc.),
-no oxidation is apparent on the connector,
-the insulating sleeves are not split or burnt,
Subtask 21-53-12-220-002-A01
(2) Check of bearing
(a)
Turn the bearings slowly by hand, check that running is silent and that there is no binding or sticking.
(b)
If defects such as wear, discoloration due to heating or abnormal noises are found, replace the bearings.
Page 5002
Subtask 21-53-12-220-003-A01
(3) Check of the electrical components
(a) Do the functional tests (refer to TASK 21-53-12-700-801-A01). Subtask 21-53-12-220-004-A01
(4) Check of the electric motor
(a)
Visually examine all mechanical parts (refer to Subtask 21-53-12-220-001-A01).
(b)
Make a check of the bearings (refer to Subtask 21-53-12-220-002-A01).
(c)
Make a check of the brake framework adjustment (refer to Subtask 21-53-12-820-001-A01).
Subtask 21-53-12-220-006-A01
(5) Check of dimensions
(a) (Ref. to Fig. 1), (Ref. to Fig. 5001) and (refer to Page Block 8001).
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