SYSTEM

Components engine fuel system

1. Fuel engine drive pump

2. Fuel injector

3. Fuel injection nozzle

4. Fuel flow divider

75% Power the engine has max oil consumption of …………. Ltr/BHP/hr

0.005

When engine is operating below the RPM set by pilot using RPM lever the governor is operating on speed condition

T / F

False

Propeller hub is installed directly to the crankshaft of engine of contains ………………………………… mechanism

Blade pitch adjustment

………………… connects the propeller lever in cockpit console to the propeller governor

Bowden cable

Exhaust manifold is cooled from the ram air taken of lower cowling scoops through a flexible nose

T / F

True

Thermostat bypass valve is located at …………………….

full flow oil filter adapter

Components of lubrication system

Oil sump / Oil pump / Oil screen

Oil Filter

Oil pressure relief valve

Thermostat valve

Oil recovery tank / Air-oil separator tank

Oil temperature sensor / temperature indication

Oil pressure sensor / sensor indication

At ………. %power consumption of oil is 0.003 Ltr/BHP/Hr

65

In over speed condition the fly weights tilts inwards and raise pilot valve

T / F

False

Changes in ………………. in the hydraulic cylinder changes blade angel and maintains selected RPM.

Oil volume

Oil cooler is located at ……………………

RT side of Firewall

Wet sump lubrication system of SMK is operated by ………………………. contained within …………………..

İmpeller type pump

Engine accessory housing

Components of fuel metering section:

Inlet fuel strainer

Manuel mixture control valve

Idle valve

Measure of a air flow consumption is accomplished by sensing …………………. and ………………….. in throttle body.

impact air pressure

venturi throat pressure

Oil pressure relieve value operates at ………….. PSI

95

Thermostat by pass value operates when engine temp exceed ……………..

71deg C

Particles blocking fuel injector nozzles may cause …………………… and ……………………..

Rough running

rise in CHT

The A/C is equipped with a ………………………………… constant speed metal propeller

Hartzel HC-C2YK 1BF-F8477 8R

A/C propeller has a diameter of …………..

76 inches

MAP sensor is located on the …………….. and is electrically connected to ………………….

Firewall

EMS module

At full AFT Coarse Pitch the propeller control position is …………

32.4deg

Write down the basic power sequence

To increase power ……………………………..

To decrese power ……………………………...

First increase RPM then MAP

First decrease MAP then RPM

Define over boosting with example

Condition in which MAP is greater then RPM

Example : MAP is 25” and RPM is 2400 RPM

Reduction in RPM will be noticed when MAP is reduced below ………..

18

Location and function of friction knob

Location : Left side of the central pedestal

Purpose : Adjust the friction level of the throttle, RPM and mixture lever

Throttle lever is directly connected to ……………… and its function is to supply …………………………………..

Fuel injector

Metered amount of fuel to the engine

On a standart day at sea level, full throttle would indicate a MAP reading of approx. …………………..

29.92 inches of Hg

The RPM lever is not effective below ……………… RPM

1400

Rapid opening of throttle will cause damage to …………………. which may lead to engine failure

counter weights, roller and bushes

RPM sensor is installed on …………………… and is electrically connected to EMS module

Right magneto

At full forward fine pitch the propeller control position is …………

15.4deg

Positions on mixture lever

Full forward- Rich position / Full AFT - Mixture idle cut off

RPM limits

Idle : 900 - 1000

Taxi : 1000 - 1200

Windmill : 1100 - 1200

T/O : 2600 - 2700

Max : 2700

Overspeed : 2700 - 2900

Fuel flow limits

Idle RPM : 1.5 - 3 GPH

2000 RPM : 10 - 12 GPH

Normal : 9 - 22 GPH

T/O : 21 - 25 GPH

Max : 27 GPH

Components of engine control installed on central pedestal from left to right

Throttle lever / RPM lever / Mixture lever

The intercom system provides communication between the …………… ………………….. and ………………… within the A/C.

pilot

co-pilot

passenger

The passenger (Third seat occupant) has transmitting facility.

T / F

False

What is the function of 1 button on intercom panel

Transmission on VHF

What all functions are there in 3 function switch of DME KN62A

RMT

FREQ

GS/T

Mark the cylinders numbering when viewed from top

...-|-…

...-|-…

...-|-…

2 1

4 3

6 5

Firing order of SMK engine is …………….

1-4-5-2-3-6

Wheel track of SMK is ………. ft whereas wheel base is ………….. ft

7.21

5.04

Partly opened canopy position is only allowed during ground operation at and below ………… RPM

1100

The ECS condenser is located on top of the engine

T / F

False

Extended operation of the ECS at …………… could result in damage to the compressor

12 deg and below

Compression ratio of SMK engine

8.5 : 1

Capacity of oil tank is ……….. and is serviced with …………

7.5 ltr

7 ltr

Elevator, rudder and aileron surface deflection

Elevator → 20 +- 1 up / 10 +- 1 down

Rudder → 25 +- 1 either side

Aileron → 25 +- 1 up / 15 +- 1 down

Each fuel tank is filled with …….. USG, out of which ………. USG is unusable

23.5

2.5

Fuel warning light on warning panel indicated

Fuel selector is off

Batt Lo / Batt Hi warning light colours and what do they indicate

Batt Lo : Amber caution light at 60deg C

Batt Hi : Red warning light at 71deg C

Write down conditions under which alternator light will come On

Alternator failure

Alternator CB out

Alternator control failure

Alternator field CB out

Right side of fuel tank is selected for feeding, in case of fuel dripping from left wing

T / F

False

Turns with ………… and …………. angle of bank, during a glide, significantly reduces the margin above stalling speed

45

60

What is the rate of descent with 45 and 60 deg AoB during PFL

45 = 1300 fpm

60 = 1500 fpm

Altitude loss in 360 deg turn with 30 deg, 45 deg and 60 deg is ……………………

30 = 1000’

45 = 700’

60 = 500’

Rate of descent with wind milling propeller is …………………….

1000-1200fpm

What will happen if you trim back during spin

Aircraft recovery will be delayed

In case of trim wheel stuck, how to carry out manual operation

1. Trim switch off

2. Trim CB out

   1. Move manual clutch in direction of stuck to de-clutch then use manual trimmers as required

ASI failure drill assumes a circuit speed of …………………

100 KTS

What other sources are available to check speed in case of ASI failure

ASI on instrumen panel

GPS

If another A/C joins up

If the elevator is seized, as oppoed to disconnected, the elevator trim will operate in the ……………… sense

opposite

In case of elevator failure, what precaution should we take during landing

We should land with power on

Should we go for stalled or normal landing and why

Normal landing as we might experience negative G’s in stalled landing

Vibration varying with aircraft speed indicates ……………… damage

Airframe / controls

A fully charged battery can sustain for …………. with full loads and for ……………. with reduced loads

7-8 min

20 min

At what temperature, Batt low and Batt High lights will be illuminated

Batt low : 60deg C

Batt high : 71deg C

In what cases, RPM spike may be treated as only a indication problem

Spike less than 2 sec

No change in engine noise

No change in MAP or FF

Flight may be discontinued when un-commanded RPM changes / spikes are associated with

Spike more than 2 sec

Change in engine noise

Change in MAP or FF

RPM spike 140 RPM

Over speed in excess of ………….. will require an engine overhaul

2900 RPM

Prolonged excessive high CHT coupled with drop in oil pressure and high oil temp is a sign of …………………..

engine seizure

In case of High oil pressure, RPM lever should be brought back to which RPM

2100 RPM

Loss of oil pressure will cause the propeller move to ……….. pitch

Fine

With steady drop of oil quantity, it will take ………………….. minutes for engine to fail

less than 10

An onset of ……………….. accompanied with ………………. may result in engine seizure

engine vibrations

loss of oil pressure

What is the minimum speed that has to be maintained in case of airframe vibrations

85 kts

Roughness caused by over rich mixture can be indicated by

regular misfiring and power reduction

Restart attempts with CHT above ……………. offer a greater chance of success

150F

Alternator output is ……………………..

1.96 KW at 70 Amp

Conditions for alternator wx light to come on

1. Alternator failure

2. Alternator control failure

3. Alternator cb out

4. Alternator field cb out

Switches that are automatically operated via micro switch (cevaplar eksik)

1. Stall warning

2. Canopy warning

3. Fuel selector valve

What all electrical services to be load shed in case of impending electrical failure

1. Flaps

2. ECS

3. Anti collision beacon / Landing / Position lights

4. Pitot heater

5. Rheostats

6. Fuel pump

7. ADF / DME

8. Non-essential avionics / UHF radio

Overvoltage is set at ……………………. volts

32

COMP CB operates the stand by compass

T / F

False

ECS will continue to work if alternator goes offline

T / F

True

Alternator failure is confirmed by

1)…………………………………..

2)…………………………………..

1. Alt wx light on

2. Ammeter reading negative, voltmeter reading less than 24V

Main tyre pressure is ……………………. PSI

30

Nose gear incorporates single strut with …………………………. shock absorber

self contained oleo pneumatic

Nose strut is attached to …………………. & ………………

Engine mount

Firewall

Limitations of main brake is ……………….. & parking brake is ………………

2200

1500

Functions of alternator control

1. Voltage regulation

2. Protect electrical system from overvoltage

The ammeter indicates the flow of current in amperes from battery to the alternator

T / F

False

Procedure to apply and remove parking brakes

Apply

1. Hold brakes

2. Press knob and pull lever out

3. Release brakes

Remove

1. Hold brakes

2. Press knob and push lever in

3. Release brakes

The ACB of stall warn is controlled by ……………… switch

Battery

Components of battery overheat warning system

1. Two thermostats

2. Two lights

3. One test switch

Ammeter reading in negative indicates

1. Battery is being consumed

2. Alternator is not online

Exercise extreme care while increasing the engine power in a dive due to the …………………..

Engine overspeed

The obtainable load factor increases with indicated speed and above ………… kts it is possible to overload the A/C

143

Before starting any aerobatics, the AFP must be rechecked at ……… and fuel selector at ………… position

On

Both