(4)
Make sure that the pressure is not more than the MAX VALUE and not less than the MIN VALUE. If necessary, pressurize the brake accumulator again until the pressure is correct.
(5) Close the control valve (F) and tighten the charging valve nut (2). **ON A/C ALL Post SB 32-1215 For A/C 001-049,051-099,101-105,151-199,201-210, Subtask 12-14-32-614-052-A
A. Nitrogen Filling of the Yellow Hydraulic System, Brake Pressure
Accumulator
WARNING : DO NOT PUT COMPRESSED GAS IN CONTACT WITH YOUR SKIN. THE GAS
_______ CAN GO THROUGH THE SKIN AND MAKE BUBBLES IN THE BLOOD. THIS CONDITION CAN KILL YOU.
(1) Loosen the charging valve nut (2).
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(2) Open the control valve (F) slowly and fill the brake accumulator to the correct pressure for the ambient temperature. Make sure that the fill pressure is as follows:
-----------------------------------------------------------------------------| deg. C | deg. F | bar | psi | |-----------------------------------------------------------------------------| | -20 | -4 | 61 | 885 | | -10 | +14 | 63 | 914 | | 0 | +32 | 65 | 943 | | +10 | +50 | 68 | 986 | | +20 | +68 | 70 | 1015 | | +30 | +86 | 72 | 1044 | | +40 | +104 | 75 | 1088 | | +50 | +122 | 77 | 1117 | | +60 | +140 | 80 | 1160 | -----------------------------------------------------------------------------
(3)
When the pressure is stable, check that the pressure is correct for the ambient temperature.
(4)
Make sure that the pressure is not more than or not less than 3.4 bar (49.3128 psi) from the correct pressure. If necessary, pressurize the brake accumulator again until the pressure is correct.
(5)
Close the control valve (F) and tighten the charging valve nut (2).
**ON A/C ALL
5. Close-up
________
Subtask 12-14-32-865-051
A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 3700GD, 3701GD, 3801GX, 3802GX, 3803GX.
Subtask 12-14-32-860-053
B. Aircraft Configuration
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Connect the Isolation Coupling of the PTU (Ref. TASK 29-23-00-860-002).
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Subtask 12-14-32-942-054
C. Removal of Equipment
(1)
Make sure that the work area is clean and clear of tool(s) and other items.
(2)
Remove the safety barriers.
(3)
Remove the warning notice(s).
(4)
Remove the access platform(s).
(5)
Remove the ground support and maintenance equipment, the special and standard tools and all other items.
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TASK 12-14-32-614-003
Check Charge Pressure of Main Landing Gear Shock Absorber
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.
WARNING : MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING
_______ GEAR.
WARNING : DO NOT PUT COMPRESSED GAS IN CONTACT WITH YOUR SKIN. THE GAS CAN GO
_______ THROUGH THE SKIN AND MAKE BUBBLES IN THE BLOOD. THIS CONDITION CAN KILL YOU.
WARNING : DO NOT GET THE FLUID ON YOUR SKIN OR IN YOUR EYES. IF YOU DO:
_______
-FLUSH IT AWAY WITH CLEAN WATER
-GET MEDICAL AID.
WARNING : MAKE SURE THAT THE STANDARD CHARGING EQUIPMENT IS SAFE TO USE ABOVE
_______ 140 BAR (2030.5278 PSI). THIS WILL PREVENT INJURY AND DAMAGE.
1. Reason for the Job
__________________
Refer to the MPD TASK: 321113-04
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific safety barriers No specific thermometer (-45 deg C to 70 deg C (-49 deg F to 158
deg F)) No specific warning notice No specific 1 pressure gage 140 bar (2030.5278 psi) No specific 1 pressure gage 17 bar (246.5640 psi) No specific 2 pressure gages 140 bar (2030.5278 psi) No specific 2 standard charging equipments No specific access platform 3.0 m (9 ft. 10 in.)
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