Repaso Semana 2 Boeing 777

How many independent hydraulic systems does the Boeing 777 have?. TwoLeft, Center hydraulic systems. Thre Left, Center, and Right hydraulic systems. Four Left, Mid, Center, and Right hydraulic systems.

What is the nominal operating pressure of all three hydraulic systems?. 1500 psi. 3000 psi. 5000 psi.

What type of hydraulic fluid is used in the Boeing 777 hydraulic systems?. MIL-H-5606. Skydrol 500B. BMS 3-11.

What color coding is used for the Left hydraulic system tubing and components?. Blue. Green. Red.

What color coding is used for the Center hydraulic system?. Red. Blue. Green.

What color coding is used for the Right hydraulic system?. Red. Blue. Green.

Which of the following is NOT powered by the hydraulic power system?. Cabin pressurization. Flight controls. Thrust reversers.

The Ram Air Turbine (RAT) supplies emergency hydraulic power primarily to which system?. Left system only. Center system flight controls. Right system only.

In addition to hydraulic power, what else does the RAT supply in an emergency?. Emergency electrical power. Fuel pressure. Pneumatic power.

What are the four main parts that make up the hydraulic power system?. Pumps, reservoirs, filters, and valves only. Left, Right, Center, and Auxiliary only. Main hydraulic systems, RAT system, hydraulic indicating systems, and ground servicing system.

Where is the central hydraulic ground servicing bay located?. Right aft wing-to-body fairing. Main equipment center. Left engine strut.

Primary pumps normally operate. Only on demand. Continuously. Only when selected ON manually.

Demand pumps operate. Never automatically. Continuously. Only when additional hydraulic power is necessary.

The Left hydraulic system supplies power for which of the following?. Landing gear actuation. (High Lift Control System) HLCS only. (Primary Flight Control System) PFCS and Left Thrust Reverser.

The Right hydraulic system supplies power for which of the following?. (Primary Flight Control System) PFCS, Right Thrust Reverser, and Normal Brake system. Landing gear only. Nose gear steering only.

What are the primary pumps of the Center hydraulic system?. Two ADPs (Air-Driven Pumps). Two ACMPs (Alternating Current Motor Pumps). Two EDPs (Engine-Driven Pump).

What are the demand pumps of the Center hydraulic system?. Two ACMPs. Two ADPs. Two EDPs.

What does CHIS stand for?. Center Hydraulic Isolation System. Complete Hydraulic Indication System. Center High-pressure Isolation Switch.

The Center system supplies hydraulic power for all of the following EXCEPT. Landing gear actuation. Alternate and reserve brakes. Left Thrust Reverser.

What is the primary pump for the Left and Right hydraulic systems?. EDP. RAT. ACMP.

Where are most Left system hydraulic components located?. Right wheel well. Left engine aft strut fairin. Main equipment center.

. Where are most Center hydraulic system components located?. Right wheel well. Left engine strut. Aft cargo compartment.

Where are the two Air-Driven Pumps (ADPs) located?. Left aft wing-to-body fairing. Right wheel well. Stabilizer compartment.