AVIOAVM5

How is the Espresso Coffee Maker mounted in the aircraft?. On a permanently installed base assembly. Held securely by a single release pin. Through water inlet connector. On the brew shelf.

What component is responsible for providing close dimensional controls for the Espresso Maker?. Brew Cup assembly. Espresso Cup. Brew handle. Platen surface.

Which part of the Espresso Coffee Maker serves as the brew chamber?. Brew Cup assembly. Espresso Cup. Platen surface. Brew handle.

How is water heated in the Espresso Coffee Maker?. By three 400 watt heaters mounted at the rear. By the steam operated milk frothing nozzle. By the solenoid. By the pump.

What is the power requirement for operation of the Espresso Coffee Maker?. 115 VAC, 400 HZ, three phase, wye-connected potential. Brew Cup assembly. Steam operated milk frothing nozzle. Platen surface.

What must be in place to start a brew cycle in the Espresso Coffee Maker?. Espresso Cup with the brew handle in the down position. Brew Cup assembly. Espresso Pod. Brew shelf.

What indicates that the water heater assembly is up to brew temperature?. READY light is illuminated. Espresso Cup with the brew handle in the down position. Brew Cup assembly. Espresso Pod.

When does milk frothing start in the automatic mode?. When the water heater assembly reaches the froth temperature. When the pump is activated. When the brew cycle is completed. When the brew handle is raised.

How long does the brew cycle last?. Between 18 to 24 seconds. Between 1 minute 30 seconds to 1 minute 50 seconds. Between 143 and 157 psig. Between 100 to 150 psig.

How is milk frothing initiated in the manual mode?. By pressing and holding the FROTH button. By pressing the BREW switch. By lowering the brew handle. By pressing the ON/OFF switch.

What safety feature prevents operation of the Espresso Coffee Maker under certain conditions?. Control circuits. Thermal Switches. Pressure relief valves. Megohmmeter.

How is the Espresso Coffee Maker pressurized during aircraft pressure testing?. Through water inlet connector to 100 psig (689.4 kPag). Through solenoid (S9) to fill the tank assembly. Through manifold pressure relief valve line to 150 psig (1034.2 kPag). Through Brew Cup assembly.

What is tested by applying a voltage of 500 VDC during the dielectric test?. Insulation resistance. Leakage current flow. Temperature regulation circuit. The housing.

Which component is checked by connecting an ohmmeter from P1-G to ground stud SG2?. Relay (K1). Brew handle. Brew shelf. Solenoid (S9).

What is tested during the proof pressure test?. Pressure relief valve. Heater (HR1-HR4). Water inlet connector. Brew Cup assembly.

When does the relay cut off power to all three heaters during the relay check?. When ON/OFF switch is in the ON position. When the brew cycle is completed. When the water heater assembly reaches the froth temperature. When the pump is activated.

What indicates that the Espresso Coffee Maker is ready for brewing?. READY indicator. FROTH light. BREW light. ON/OFF switch.

How is the time for the brew cycle monitored during the Espresso test?. With a stopwatch. By observing amperage draw. By pressing the FROTH button. By observing the READY lamp.

What is the primary purpose of the procedure section in the manual?. To provide testing and fault isolation procedures. To describe the operation of the Espresso Coffee Maker. To list the safety features. To describe the mounting of the Espresso Coffee Maker in the aircraf.

What material is used for the construction of the Beverage Maker?. Cast aluminum-magnesium-titanium. Stainless steel. Plastic. Copper.

What component heats the water in the Beverage Maker?. Three 900 watt immersion type heaters mounted in the bottom of the tan. Brew handle. Platen heater. Server cavity.

What is the purpose of the brew chamber in the Beverage Maker?. To retain grounds in the event of a torn or broken pillow pack. To hold the coffee or tea bags. To heat a server full of hot water. To maintain liquid temperature between 165° F to 195° F.

What does the LOW WATER indicator light indicate in the Beverage Maker?. Low water level in the tank. High water temperature. Full server. Brew cycle completion.

How is the brew cycle reset if it is interrupted in the Beverage Maker?. By pressing the POWER button OFF and ON again. By pressing the BREW button again. By lifting the brew handle. By removing the brew cup.

What type of material is the inner oven made of?. Stainless steel. Aluminum. Plastic. Glass.

Which part of the oven assembly is made of light-weight plastic?. Frame Assembly. Door Assembly. Secondary Latches. Water Container Assembly.

What is the purpose of the Outer Case Assembly?. To provide protection to the inner oven. To regulate the temperature inside the oven. To circulate hot air in the oven. To hold the transport handle.

Where is the Oven Control Module (OCM) installed?. In the inner oven. In the outer case. In the rear cover plate. In the OCM compartment at the front side of the unit.

What does the thermo fuse assembly provide protection against?. Unexpected overheat. Power failure. Water leakage. Overcooling.

What is the function of the net-filter assembly?. To improve the EMI properties of the oven. To control the pressure in the oven cavity. To provide protection against overheating. To circulate hot air in the oven.

What does the cooling fan do when the unit is energized?. Reduces the temperatures around the electronic components. Increases the temperatures around the electronic components. Provides additional airflow in the oven. Circulates water in the plumbing system.

Where is the optical door sensor installed?. On the rear cover plate assembly. On the frame assembly. On the top of the OCM guiding assembly. On the inner oven.

What is the purpose of the water container assembly?. Supplies potable water to the water system of the unit. Drains water from the oven cavity. Cools down the electronic components. Provides additional insulation to the unit.

Which valve assembly controls the water injection into the oven cavity?. NC Valve Assembly. NO Valve Assembly. Solenoid Water Pump. Condenser.

What does the drain-out valve (V3) do during the cooking cycle?. Drains the water that is present in the condenser. Controls the pressure in the oven cavity. Injects water into the oven cavity. Drains water from the water container assembly.

When does the water pump (V1) start to pump repeated shots of water into the oven cavity?. When the oven cavity reaches a temperature of ± 100°C. When the steam-out valve (V4) closes. When the drain-out valve (V3) opens. When the cooling fan is activated.

What is the purpose of the final test on the Unit Under Test (UUT)?. To determine the modification status of the unit. To verify the error log. To do the power-up test. To ensure the unit is ready for service.

What does the Airline Setting Package (ASP) support?. All the software and publications for the Unit Under Test (UUT). The installation of the unit. The maintenance tasks of the unit. The modification of the unit.

What should be done to verify the modification status of the unit?. Examine the Modification Record Placards and/or Amendment Placard of the unit. Apply an amendment placard to the unit. Remove the OCM from the UUT. Start the power supply to energize the UUT.

What is shown on the display during the power-up test?. HMI / PWR software version and the green “Ready” light. Error messages. Temperature readings. Cooking program time.

What type of language is the CMM written in?. English. French. Spanish. Simplified Technical English (STE).

What manual structure section provides a list of all the major sub-divisions and illustrations in the CMM?. Front pages (TOC). Introduction (INTRO). List of Effective Pages (LEP). List of Sections.

What is the purpose of the Transmittal Sheet (TS)?. It gives a list of revised pages with brief descriptions of revisions. It provides filing instructions for all the supplied pages. It contains the latest revision status and revision history of the CMM. It contains the manufacturer's masthead and initial issue date.

Which part number system element identifies the configuration code of the unit?. 2nd element (XX). 1st element (43XXXXX). 3rd element (XX). 4th element (XX).

What is the function of the Maintenance Task Oriented Support System (MTOSS)?. Permits the use of Electrical Data Processing (EDP) of maintenance data. Organizes maintenance tasks and sub tasks logically. Provides automated sorting, retrieval, and management of digitized data. All of the above.

How many elements does an MTOSS number have?. Seven. Five. Six. Four.

What type of system is the plumbing system?. Closed-loop system. Open-loop system. Hybrid system. None of the above.

Which valve assembly controls the pressure in the oven cavity?. NO Valve Assembly. NC Valve Assembly. Solenoid Water Pump. Condenser.

When does the drain-out valve (V3) open during the operation of the plumbing system?. When the oven cavity reaches a pressure of ± 55 millibar [0.8 psi]. When the oven cavity temperature is more than ± 100°C [212°F]. When the drain-out valve (V3) de-energizes. When the cooling fan is activated.

What is the purpose of the drain-out valve (V3)?. Drains the water that is present in the condenser to return the kept water back to the oven cavity. Controls the pressure in the oven cavity. Injects water into the oven cavity. Drains water from the water container assembly.