BOEING 767-300 AIR CONDITIONING

Which mode is equipped with aneroid switch that automatically closes the outflow valve when the cabin exceeds 11.000 feet? Aircraft s/n 26261-29229. A.- Only the automatic mode. B.- Only the manual mode. C.- Both modes.

Air Conditioning Graphic 8: What is the status of the FWD and AFT cargo heat system? (FCOM, 2.10.5-6). A.- OFF. B.- ON. C.- ON - Calling for heat.

Air Conditioning Graphic 2: What does the pack switches air indicate? (FCOM, 2.10.2). A.- L & R packs operating normally. B.- R pack valve closed. C.- L Pack inoperative.

What does the equipment cooling no cooling light indicate? (FCOM, 2.10.15). A.- No reverse air flow thrugh the E/E compartment.. B.- Both supply fans imperative. C.- The exhaust fan is inoperative.

What condition turns the equipment cooling valve light on? (FCOM, 2.10.5). A.- No airflow in the equipment cooling system. B.- Equipment cooling valves are not in their commanded position. C.- Overheat in the equipment cooling system.

Why is recirculated air used for air conditioning?. A.- To increase flow from the packs. B.- To provide warner air in some zones. C.- To reduce bleed air requirements.

The TRIM AIR switch is off. What is the status of the zone temperature control? (FCOM, 2.20.3). A.- Activated. B.- The packs attempt to maintain all compartments at an average temperature. C.- Not affected.

What illuminates the PACK OFF light? (FCOM, 2.10.2). A.- High air flow. B.- Pack valve is closed. C.- ACM fan inoperative.

When a pack selector is positioned to STBY N (Normal), what is the outlet temperature of the pack? (FCOM, 2.10.3). A.- Constant moderate termperature. B.- Variable, dependent upon zone requirements. C.- Full cold.

Where is the reset function for a pack located? (FCOM; 2.10.2). A.- Pack overheat does not require a reset. B.- In the reset selector. C.- In the inop/pack off light.

If the PACK INOP light remains illuminated after selecting STBY, the fault is a pack overheats. What do you must to do? (FCOM, 2.20.2). A.- The left pack is shut down. B.- After the pack has cooled, an attempt to restore pack operation may be made by pushing the PACK RESET switch. C.- R pack produces HI flow.

Air Conditioning Graphic 2: What causes the zone temperature INOP lights to illuminate? (FCOM, 2.10.2). A.- Right pack of off. B.- Trim air switch is off. C.- Right RECIC FAN is inoperative.

What is the indication of a cargo compartment temperature cooling to a temperature below the overheat setting? (FCOM, 2.10.6). A.- The OVHT light can be reset by pushing. B.- The heat light comes on. C.- The OVHT light automatically goes out.

The cargo heat switch OVHT light illuminates and the EICAS advisory message FWD, AFT or BULK CARGO OVHT displays: (FCOM, 2.20.6). A.- Into the cargo compartment. B.- Along the outside wall of the compartment. C.- When the cargo compartment temperature is above the standard control range.

What is the automatic cargo compartment temperature is miantained with the cargo heat switch on? (FCOM, 2.20.5). A.- 23ºF. B.- 45ºF. C.- 65ºF.

Air Conditioning Graphic 3: Is the right pack producing conditioned air? (FCOM, 2.10.2). A.- Unable to determine. B.- YES. C.- NO.

What equipment cooling situation causes the ground crew call horn to sound? (FCOM, 2.50.2). A.- Smoke in the exhaust duct. B.- An inoperative skin heat exhanger. C.- Equipment cooling overheat.

Air Conditioning Graphic 5: What action turns the auto inop light off? (FCOM, 2.10.8). A.- The light cannot be turned off if Auto 1 or Auto2 Cabin controls are inoperative. B.- Selection of manual. C.- Selection of auto 2.

Where is the smoke detector located for the forward equipment cooling system? (CBT, Heating & Conditioning, Equip. Cooling). A.- FWD E/E compartment. B.- Supply ducting. C.- Cooling ducts.

Air Conditioning Graphic 3: Why are the RECIRC FAN INOP lights on? (FCOM, 2.10.3). A.- The fan switches are off. B.- The lights are indicating a failure. C.- The lights are indicating an overheat.

What LNDG alt whould be set, if required, for interior airplane smoke clearance during the smoke evacuation procedure? (QRH, 8.20). A.- 9.500. B.- 12.000. C.- 14.000.

If the Pack INOP light remains illuminated after selecting Air Conditioning STBY Mode, the fault is: (FCOM, 2.20.2). A.- A duck leak. B.- A Pack to cool. C.- A Pack overheats.

At what altitude does the cabin altitude light come on? (FCOM, 2.30.2). A.- 8.500 ft. B.- 10.000 ft. C.- 14.000 ft.

Air Conditioning Graphic 7: At what temperature does the AFT cargo compartment OVHT light illuminate? (FCOM, 2.20.6). A.- 75 degrees F. B.- 90 degrees F. C.- 30 degrees F.

Air Conditioning Graphic 3: What is the position of the right pack valve? (FCOM, 2.10.2). A.- OPEN. B.- CLOSED. C.- IN TRANSIT.

Which equipment cooling mode of operation deactivates the ovht light? (FCOM, 2.10.5). A.- AUTO. B.- STBY. C.- OVRD.

What equipment cooling mode must be selected to arm the no cooling light?(FCOM, 2.10.4). A.- AUTO. B.- STBY. C.- OVRD.

How does the STBY position affect the equipment cooling system? (FCOM, 2.10.5). A.- Changes source for inboard air flow. B.- Uses conditioned air to cool the equipment. C.- Shuts off the airplane skin heat exchanger.

The airplane is in climb and pressurization is being automatically controlled. What pressurization setting limits cabin altitude rate of change? (FCOM, 2.10.8). A.- LDG ALT. B.- Auto rate. C.- A combination of the LDG alt and auto rate.

Air Conditioning Graphic 2: What is the operating condition of the left RECIRC FAN? (FCOM, 2.10.3). A.- OFF. B.- Operating. C.- Failed.

Air Conditioning Graphic 4: What altitude will the cabin descend to during the airplane's descent to land?(FCOM, 2.10.7). A.- Slightly below 540 FT. B.- Slightly below 340 FT. C.- Slightly below 140 FT.

Air Conditioning Graphic 6: What altitude setting should be made on LNDG alt during the cockpit preparation? (FCOM, 2.10.7). A.- 200 FT below takeoff airport elevation. B.- Destination airport elevation. C.- Cabin altitude as determined from placard.

What limits are set by the auto rate control? (FCOM, 2.10.8). A.- Cruise altitude. B.- Differential pressure. C.- Cabin rates of climb and descent.

Air Conditioning Graphic 2: Trim air for individual zone temperature control is: (FCOM, 2.10.2). A.- Available but not regulated. B.- Not available. C.- Available and regulated.

What does the automatic controller compare when cruise mode is established? (FCOM, 2.30.1). A.- Scheduled cabin altitud and selected landing altitude. B.- Takeoff altitude and selected landing altitude. C.- Selected cruise altitude and selected landing altitude.

At what rate will the cabin altitude climb under normal automatic pressuritation control? (FCOM, 2.30.1). A.- At the auto rate limit. B.- At the auto rate limit not to exceed a rate proportional to the airplanerate of climb or descent. C.- A cabin rate becomes a function of airplane climb rate, while maintaining the maximum differential pressure.

What auto rate limit is set for climb and descent with the auto rate knob set at the index mark? (FCOM, 2.10.8). A.- Climb - 500 feet per minute descent - 300 feet per minute. B.- Climb - 50 feet per minute descent - 30 feet per minute. C.- Climb - 1.200 feet per minute descent - 1.200 feet per minute.

Cruise: the landing altitude has just been set above scheduled altitude. at what rate does the cabin altitude climb to the new selected landing altitude? (FCOM, 2.30.1). A.- Whatever is set on the cabin altitude auto rate control. B.- One third the auto rate setting. C.- One half the auto rate setting.

What is the "scheduled" cabin altitude based on? (FCOM, 2.30.1). A.- Airplane flight altitude. B.- A constant pressure differential. C.- Takeoff field elevation versus landing field elevation.

At touchdown the outflow valve: (FCOM, 2.30.2). A.- Closes to depressurize the airplane. B.- Open to depressurize the airplane. C.- It freezes in the position prior touchdown.

What occurs after a Compartment Temperature Control is turned off? (FCOM, 2.10.2). A.- Zone trim air is lost and the INOP light goes out. B.- Zone trim air is lost and the INOP light stays on. C.- The packs produce maximum cooling.

What is the purpose of trim air? (FCOM, 2.20.2). A.- Controls pack temperature. B.- Control the temperature in each of the other compartments. C.- Cools conditioned air to meet the zone temperature requirements.

Automatic pressurization control for a flight requires selection of AUTO 1 or 2, desired auto rate and setting of Landing alt. (FCOM, 2.30.1). A.- TRUE. B.- FALSE.

The Recirculation Fans may be: (FCOM, 2.20.2). A.- Turned OFF for several minutes to provide a more rapid exchange of air. B.- Turned ON for several minutes to provide a more rapid exchange of air. C.- Pull the circuit breaker to prevent a more rapid exchange of air.

Recirculation FAN inoperative (INOP) lights come on if the fan fails when the switch is on or if the fan is switched off. (FCOM, 2.10.3). A.- TRUE. B.- FALSE.

Can the APU bleed air be used for cargo heat? (FCOM, 2.40.1 y 2). A.- YES. B.- NO.

In the equipment cooling OVRD mode, what is the source of cool air for the cockpit instruments and panels? (FCOM, 2.20.5). A.- Outside air. B.- Skin heat exchanger. C.- Conditioned air.

What cabin altitude initiates a close signal to the outflow value? (FCOM, 2.30.2). A.- 10.000 feet. B.- 11.000 feet. C.- 14.500 feet.

What does the auto inoperative (INOP) light indicate? (FCOM, 2.10.8). A.- Auto 1 is imperative. B.- Auto 2 is inoperative. C.- Auto 1 and auto 2 are both inoperative.