(c)
Remove hydraulic power, after the right hydraulic system pressurizes the brake accumulator to a minimum of 2500 psi (AMM 29-11-00/201).
WARNING: USE THE PROCEDURE IN AMM 32-00-15 TO REMOVE THE DOOR
_______ LOCKS. THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(d) For the left or right system, remove the door locks from the landing gear doors and close the doors (AMM 32-00-15/201).
S 023-022
CAUTION: USE CLEAN HYDRAULIC FLUID, BMS 3-11, AND CLEAN EQUIPMENT TO
_______ FILL THE HYDRAULIC SYSTEM RESERVOIRS. IF YOU DO NOT USE CLEAN HYDRAULIC FLUID AND EQUIPMENT, CONTAMINATION OF THE HYDRAULIC SYSTEM CAN OCCUR.
ALL CURRENTLY QUALIFIED BMS 3-11, TYPE IV HYDRAULIC FLUIDS ARE INTERCHANGEABLE AND INTERMIXABLE IN ANY PROPORTION.
(4) Remove the suction hose from the pump handle.
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(5) S 163-020Clean the suction hose with a rag.
(6) S 613-021Put the end of the hose in a container of hydraulic fluid.
(7) S 023-023Remove the pump handle from the brackets.
(8) S 423-024Put the pump handle in the socket of the manual fill pump.
S 613-050
WARNING: BE CAREFUL TO NOT FILL THE RESERVOIR TO MORE THAN THE NECESSARY
_______ LEVEL. IF YOU PUT TOO MUCH FLUID IN THE RESERVOIRS, THE FLUID CAN GO INTO THE DUCTS OF THE PNEUMATIC SYSTEM AND THE AIR CONDITIONING PACKS. THIS CAN CAUSE SMOKE AND DANGEROUS FUMES TO GO INTO THE FLIGHT COMPARTMENT AND THE PASSENGER CABIN. IF CONTAMINATION OF THE PNEUMATIC SYSTEM OCCURS AGAIN AND AGAIN, IT CAN CAUSE DAMAGE TO THE TITANIUM DUCTS.
(9) Do these steps for each hydraulic reservoir you will fill:
(a)
Put the reservoir fill valve to the position (L, R, or C) for the hydraulic system in which you will fill the reservoir.
(b)
Operate the manual fill pump to fill the reservoir.
(c)
Monitor the reservoir fill indicator while you fill the reservoir.
(d)
Stop when the reservoir fill indicator shows at the top of the area that has a color, as follows: 1) Red for the left system (6.6 gal./25 liters) 2) Blue for the center system (3.5 gal./13 liters) 3) Green for the right system (6.6 gal./25 liters).
(e)
Make sure the six EICAS circuit breakers on the overhead panel, P11, are closed.
(f)
Push the ELEC/HYD switch on the EICAS MAINT panel, on the right side panel, P61.
(g)
Make sure the (L, R, C) HYD QTY indication on the EICAS display shows as follows: 1) 1.00 (| 0.08 for the left or right system) 2) 1.00 (| 0.14 for the center system)
S 613-026
(10) If you fill a hydraulic reservoir after the replacement of a component or when there is no hydraulic fluid in the system, do these steps:
(a)
Pressurize the applicable hydraulic system (AMM 29-11-00/201).
(b)
Operate all the flight control surfaces through three full cycles.
(c)
Remove hydraulic power (AMM 29-11-00/201).
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(d) Do the steps to fill the hydraulic reservoir again.
S 863-027
(11)
Put the reservoir fill valve in the CLOSED position.
S 023-028
(12)
Remove the pump handle from the socket of the manual fill pump.
S 423-029
(13)
Put the pump handle in the brackets.
S 613-030
(14)
Remove the suction hose from the container of hydraulic fluid.
S 683-031
(15)
Drain the hydraulic fluid from the suction hose.
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