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Operational Test of the Striker Mechanism of the Door Damper and Emergency Operation Cylinder
1. Reason for the Job
__________________
Refer to the MPD TASK: 521000-11
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform 3.5 m (11 ft. 6 in.) 98D52103500000 1 SAFETY PIN - SLIDE ARMING
B. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
25-23-46-000-001 Removal of the Door Linings at the FWD Passenger/Crew Doors 25-23-46-000-002 Removal of the Door Linings at the AFT Passenger/Crew Doors 25-23-46-400-001 Installation of the Door Linings at the FWD Passenger/Crew Doors 25-23-46-400-002 Installation of the Door Linings at the AFT
Passenger/Crew Doors 52-10-00-010-001 Opening of the Passenger/Crew Door 52-10-00-410-001 Closing of the Passenger/Crew Door 52-10-00-860-001 Special Precautions before Work on the Passenger/Crew
Door 52-10-00-860-002 Special Precautions after Work on the Passenger/Crew Door
52-11-14-820-002 Adjustment of the Percussion Bellcrank Finger of the Door Damper and Emergency Operation Cylinder of the FWD Passenger/Crew Door
52-13-14-820-002 Adjustment of the Percussion Bellcrank Finger of the Door Damper and Emergency Operation Cylinder of the AFT Passenger/Crew Door
52-10-00-991-017 Fig. 506
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3. Job Set-up
__________ Subtask 52-10-00-010-065
A. Get Access WARNING : DO NOT OPEN THE PASSENGER/CREW DOOR IF THE WIND SPEED IS MORE
_______
THAN 65 KNOTS.
WARNING : MAKE SURE THE PERCUSSION LEVER OF THE DOOR DAMPER CYLINDER IS
_______ IN THE DISARMED POSITION WITH THE SAFETY PIN INSTALLED.
WARNING : STOP THE OPENING PROCEDURE IF THE RED WARNING LIGHT FLASHES.
_______ RESIDUAL PRESSURE COULD CAUSE THE DOOR TO OPEN WITH A SUDDEN FORCE AND INJURE PERSONS AND/OR DAMAGE THE AIRCRAFT.
(1)
Put the access platform in position at the applicable zone 831 or 841 or 832 or 842.
(2)
Open the applicable passenger/crew door 831, 841 or 832, 842 (Ref. TASK 52-10-00-010-001).
(3)
Obey the special precautions before you start work on the door. (Ref. TASK 52-10-00-860-001)
Subtask 52-10-00-010-090
B. Removal of the Support Arm Lining Panels
(1) Remove the support arm linings:
(a)
For the forward passenger/crew doors:
(Ref. TASK 25-23-46-000-001)
-
for the left door 831FZ, 831GZ,
-
for the right door 841FZ, 841GZ,
(b)
for the aft passenger/crew doors:
(Ref. TASK 25-23-46-000-002)
-
for the left door 832FZ, 832GZ,
-
for the right door 842FZ, 842GZ.
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4. Procedure
_________ Subtask 52-10-00-710-053
A. Operational Test of the Striker Mechanism CAUTION : MAKE SURE THAT YOU HOLD THE DOOR WHEN IT IS IN THE FULLY UP
_______ POSITION. THIS WILL PREVENT DEPLOYMENT OF THE SLIDE (OR OF THE SLIDE/RAFT) WHEN YOU ADJUST THE STRIKER MECHANISM OF THE DOOR-DAMPER AND EMERGENCY-OPERATION CYLINDER.
(Ref. Fig. 506/TASK 52-10-00-991-017)
(1) Put the door in the up position as follows:
(a)
Make sure that the door is in the closed position.
(b)
Remove the SAFETY PIN - SLIDE ARMING (98D52103500000) and put the emergency control handle in the armed position.
(c)
Put the door in the up position:
-carefully move the door adjacent to the frame. The guide rollers must go into their guide fittings. The door must be on its seal at the front and at the rear.
Subtask 52-10-00-220-059
B. Check of the Striker Mechanism Adjustment
(1)
Measure the dimensions A and B between the finger (2) and the striker lever (1) of the door damper and emergency operation of cylinder. Dimension A must be: 7.5 -1 +1 mm (0.2952 -0.0393 +0.0393 in.). Dimension B must be: 5 -1 +1 mm (0.1968 -0.0393 +0.0393 in.).
(2)
If the dimensions A and B are not in the tolerance:
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