Chapter 1.5 - Cockpit Controls & Instruments

Question 1

Name 4 Cockpit Controls?

Answer 1

• Engine Controls.
• Flight Controls.
• Ancillary Controls.
• Miscellaneous/Other Controls.

Question 2

Name 3 Instrument Controls?

Answer 2

• Engine Instruments.
• Flight Instruments.
• Miscellaneous/Other Instruments.

Question 3

What does the Tachometer instrument show?

Answer 3

The Instrument shows Engine Speed and is measured by Revolutions Per Minute (RPM).

Question 4

What is the use of the Mixture Control and it’s positions?

Answer 4

The Mixture Control provides Fuel Flow to the Engine and the two positions are ‘Rich’ and ‘IDLE Cut-off’.

Question 5

What is the purpose of the Carburettor Heat Control?

Answer 5

The Carburettor Heat Control allows a pilot to heat the air entering a Carburettor to prevent Ice from forming (AKA Carburettor Icing).

Question 6

How does a Pilot check if the Carburettor Heat Control is working?

Answer 6

Prior to take-off, apply full Carburettor Heat at 1500-1600 RPM, there will be a 150 RPM decrease on the Tachometer to show the control is working.

Question 7

Name all positions of the Ignition Switch (5)?

Answer 7

• OFF.
• Left (L).
• Right (R).
• BOTH.
• START.

Question 8

What does START mean on Ignition Switch?

Answer 8

START means that both Magnetos and the Engine Start Motor are activated to start the Engine.

Question 9

Once the Engine has started at what position should the Ignition Switch be returned to?

Answer 9

BOTH.

Question 10

What is the use of the Primer Pump?

Answer 10

The Primer Pump is used to make it easier to start an Engine, particularly when it is Cold.

Question 11

It is regarded as ‘Good Airmanship’ to do what when it comes to Fuel?

Answer 11

To always visually check the Fuel Tanks before any flight against the Fuel Gauges. Never rely entirely on fuel gauges.

Question 12

What is the purpose of Fuel Pressure Gauge?

Answer 12

The Fuel Pressure Gauge indicates to the pilot the fuel pump is working and providing fuel to the Carburettor.

Question 13

Name the 3 colours shown on Oil Pressure Gauge and their purpose?

Answer 13

• GREEN - Normal Operating Pressure Range.
• YELLOW - Caution Range
  (Low = Pressure expected during idling / High = Pressure expected during Engine warm-up).
• RED - Minimum / Maximum Pressure Range.

Question 14

Name 3 pressured orientated instruments which use the pitot-static system?

Answer 14

• Airspeed Indicator.
• Altimeter.
• Vertical Speed Indicator.

Question 15

Name the 4 colours shown on the Airspeed Indicator?

Answer 15

• GREEN - Normal Operating Speed Range (50 to 126kt).
• WHITE - Flaps Fully Down Speed Range (44 to 103kt).
• YELLOW - Caution Range (126 to 160kt).
• RED - Speed to not exceed (160kt).

Question 16

What does the longest needle represent on the Altimeter instrument?

Answer 16

Tens of thousands of feet.

Question 17

What does the medium needle represent on the Altimeter instrument?

Answer 17

Thousands of feet.

Question 18

What does the large needle represent on the Altimeter instrument?

Answer 18

Hundreds of feet.

Question 19

How many minutes must a pilot re-align the Direction Indicator with the aircraft’s compass?

Answer 19

Every 15-20 minutes.

Question 20

How does a pilot re-align the Direction Indicator with the aircraft’s compass?

Answer 20

• Wings are level.

- Compass reading is steady.

Question 21

How does a pilot operate the Parking Brake?

Answer 21

Either by handle of push/pull knob.

Question 22

Name the two components of the MASTER switch?

Answer 22

• BAT controls all electrical power.

- ALT controls the alternator.

Question 23

What does the Ventilation Control do?

Answer 23

Controls the volume of air entering the cockpit.

Question 24

What does the Heat Control do?

Answer 24

Allows the air entering the cockpit to be warmed.

Question 25

What does the Windshield Defrost Control do?

Answer 25

Allows air to be directed at the inside of the windshield.

Question 26

What does the Electrical Switch Panel consists of (3/4)?

Answer 26

• Anti-Collision Beacon Switch.
• Fuel Pump Switch (for aircraft with pump-fed fuel system).
• BAT/ALT Master Switch.
• Circuit Breaker Panel.

Question 27

What does the Radio Controls consists of (4)?

Answer 27

• Radio Master Switch.
• VHF NAV/COM Transceivers.
• Transponder.
• Audio Selection Panel.

Question 28

What is the purpose of the Over-Voltage Light?

Answer 28

To indicate if the Alternator is producing voltage too high for the well-being of the electrical system.

Question 29

What’s the purpose of an Ammeter?

Answer 29

To show whether or not the Alternator is working.