Systems

Question 1

Engine Manufacture

Answer 1

Austro Engine

Question 2

Engine Designation

Answer 2

E4-A

Question 3

Propeller Manufacture

Answer 3

mt-Propeller

Question 4

Propeller Designation

Answer 4

MTV-6-R/190-69

Question 5

Prop Diameter

Answer 5

190cm

Question 6

Prop Pitch Angle (Low)

Answer 6

14.5* +/- 0.2*

Question 7

Prop Pitch Angle (High)

Answer 7

35* +/- 1.0*

Question 8

Governor

Answer 8

mt-Propeller P-853-16 Electrical Governor

Question 9

Approved Engine Oil Types

Answer 9

5W-30, 5W-40, OW-40

Question 10

Battery Life

Answer 10

30 minutes after Alt. Failure

Question 11

Backup Battery for ECU

Answer 11

30 minute life for ECU B. Powers artificial horizon and flood light for 1.5hrs

Question 12

Propeller Speed Reducing Gear

Answer 12

1:1.69

Question 13

Where does the governor get it’s oil for pitch control?

Answer 13

Gearbox oil

Question 14

Max Power kW and HP

Answer 14

123.5 kW (165.6 DIN-HP) at 2300 RPM (Sea level ISA)

Question 15

Max Continuous Power kW and HP

Answer 15

114.0 kW (152.8 DIN-HP) at 2100 RPM (Sea level ISA)

Question 16

How is fuel supplied to the cylinders?

Answer 16

High pressure directly into the combustion chambers

Question 17

How many fuel injection nozzles are supplied by the common rail?

Answer 17

One per cylinder

Question 18

How do you get fuel from the AUX tank to the MAIN tank?

Answer 18

Through the use of the transfer pump or the emergency position on the fuel valve.

Question 19

Why isn’t the radiator circuit open at all times?

Answer 19

To allow for the engine to warm up quickly

Question 20

What temperature does the thermostatic valve activate the radiator circuit?

Answer 20

80* C

Question 21

What is the cabin heat exchanger?

Answer 21

A circuit that provides warm air for the cabin

Question 22

What type of oil system does the engine have?

Answer 22

Wet sump

Question 23

Voltage of electrical system

Answer 23

28 Volt DC System

Question 24

How is power provided to the electrical system?

Answer 24

70 ampere alternator (mounted on the bottom left side of the engine).

Question 25

How is the alternator driven?

Answer 25

Flat-belt driven

Question 26

What happens in the event of a main battery failure?

Answer 26

The field of the alternator is energized by two 12V 7.2 Ah sealed-lead-acid batteries (ECU backup batteries)

Question 27

Main battery specs

Answer 27

24V 13.6 Ah lead-acid battery

Question 28

What would happen in the event of an alternator failure?

Answer 28

The main batter would supply power to the power to the ECU's. In the event that the main battery runs out of power, the backup ECU batteries will supply power to ECU B.

Question 29

What does the Emergency battery supply power to when activated?

Answer 29

Standby Attitude Indicator and the flood light.

Question 30

How long does the emergency battery last?

Answer 30

1 hour

Question 31

When does the emergency battery need to be replaced?

Answer 31

Every 2 years or once the seal is broken on the switch.

Question 32

What is the thermal switch on the Pitot probe?

Answer 32

Keeps the temperature constant on the pitot probe

Question 33

What does the thermal fuse on the pitot probe do?

Answer 33

It's a safety mechanism that switches the pitot heat off in the event that it gets too hot.