S 864-063
(6)
Remove the hydraulic power if it is not necessary
(AMM 29-11-00/201).
TASK 29-21-11-404-064
7. Install the Filter Elements for the Ram Air Turbine (RAT)
_________________________________________________________
A. Equipment
(1) Ultrasonic Cleaner - commercially available
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757
MAINTENANCE MANUAL
(2)
Assembly Bullet, BLS-34533, Sundstrand Corp.,
4747 Harrison Ave., Rockford, Illinois
(3)
Assembly Bullet, BLS-34529, Sundstrand Corp.,
4747 Harrison Ave., Rockford, Illinois
(4)
Sizing Die, DAS-34534, Sundstrand Corp.,
4747 Harrison Ave., Rockford, Illinois
(5)
Sizing Die, DAS-34530, Sundstrand Corp.,
4747 Harrison Ave., Rockford, Illinois
B. Consumable Materials
(1)
D00054 Hydraulic System Lubricant - MCS 352
(2)
Solvents (Optional)
(a)
B00521 Solvent - Freon TMS (Preferred)
(b)
B00175 Solvent - Trichloroethylene, Stabilized, O-T-634 (Optional)
(c)
B00019 Solvent - Alcohol, TT-I-735 (Optional)
C. References
(1)
AMM 12-25-01/301, Exterior Cleaning
(2)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(3)
AMM 29-21-00/501, Ram Air Turbine (RAT) System
(4)
AMM 29-21-01/401, Ram Air Turbine (RAT) Assembly and Components
(5)
AMM 32-00-15/201, Main Gear Door Locks
D. Access
(1) Location Zones,
144 Right MLG Wheel Well
730/740 Main Landing Gear and Doors
E. Prepare for Installation
S 494-065
WARNING: DO THE PROCEDURE IN AMM 32-00-15 TO INSTALL THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Open the landing gear doors and install the door locks
(AMM 32-00-15/201).
S 864-066
(2)
Remove the pressure from the center hydraulic system and reservoir (AMM 29-11-00/201).
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757 MAINTENANCE MANUAL
F. Install the filter elements in the case drain and pressure filters (Fig. 401)
S 214-067
(1) Do a check of the condition of the filter elements.
(a)
Examine the filter elements for bright metal particles that you can identify as broken pieces which are not very small flakes or slivers caused by usual wear.
(b)
If you find a large quantity of bright metal particles, replace the hydraulic pump of the ram air turbine (AMM 29-21-01/401).
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