Door Damper and Emergency Operation Cylinder Figure 302/TASK 52-10-00-991-036
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R R (1) Clean the removed parts with a brush and a lint-free cotton cloth MISCELLANEOUS (Material No. 19-003).
(2) Clean the removed parts with CLEANING AGENTS (Material No. 11-008A).
(3) Dry the parts with dry compressed air.
R (4) Install the new shear pin (12).
WARNING : MAKE SURE THAT YOU INSTALL THE CORRECT (ALUMINUM) SHEAR PIN_______ ON THE DOOR-DAMPER PERCUSSION DEVICE. INSTALLATION OF AN INCORRECT SHEAR PIN WILL PREVENT OPERATION OF THE ACTUATOR IN THE EMERGENCY MODE.
R R (5) Apply HYDRAULIC FLUIDS (Material No. 02-001) on the new seal (6) and on the new packings (5).
R R (6) Install the spacer (9), the spring (8), the new diaphragm (7), the new seal (6) and the new packings (5) in the housing (11) of the percussion mechanism.
CAUTION : DO NOT APPLY MORE THAN THE SPECIFIED TORQUE TO THE SCREWS_______ OF THE GUIDE. OVERTORQUE WILL CAUSE DAMAGE TO THE DIAPHRAGM AND WILL THUS CAUSE LEAKAGE OF NITROGEN FROM THE CYLINDER.
(7) Put the guide (4) in position. Install the screws (3) and torque them to between 0.4 and 0.5 m.daN (35.39 and 44.24 lbf.in)
NOTE : When the screws (3) are tight, there is a clearance of between____ 0.3 mm (0.0118 in.) and 0.4 mm (0.0157 in.) between the guide (4) and the housing body (11).
(8) Loosen the knurled screw (1).
(9) Install the lever (2) in the guide (13). Tighten the knurled screw (1).
(10) Safety the knurled screw (1) and the lever (2) with the lockwire dia. 0.8mm (0.032 in.).
(11) Fill the nitrogen bottle through the filling valve (10) to the correct pressure (Ref. TASK 52-10-00-614-001).
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5. Close-up
________ Subtask 52-10-00-420-052
A. Installation of the Components
(1) Install the lining panels 831FZ (841FZ) and 831GZ (841GZ) (Ref. TASK 25-23-46-400-001) or 832FZ (842FZ) and 832GZ (842GZ) (Ref. TASK 25-23-46-400-002).
Subtask 52-10-00-865-072
B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 13WN, 15WN, 48WV
Subtask 52-10-00-942-072
C. Close Access
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Obey the special precautions after the work on the door (Ref. TASK 52-10-00-860-002).
(3)
Close the passenger/crew door 831 (841) or 832 (842) (Ref. TASK 52-10-00-860-002).
(4)
Remove the access platform(s).
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TASK 52-10-00-610-002
Replacement of the O-ring Seal of the Filling Valve
1. Reason for the Job__________________
Self Explanatory
2. Job Set-up Information______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific No specific No specific No specific brushcircuit breaker(s) safety clip(s)access platform 4.40 m (14 ft. 5 in.)Torque Wrench : range 0.20 to 3.60 m.daN (2.00 to 26.00 lbf.ft)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 11-008A Material No. 19-003 SOLVENT,WHITE SPIRIT WITH ALCOHOL (Ref. 20-31-00)USA AMS 3819 LINT-FREE COTTON CLOTH (Ref. 20-31-00)
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