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Yakovlev Yak-12M — YAK_12M_checklist

Yakovlev Yak-12M · standard normal

NOT FOR FLIGHT NOT REVIEWED — nobody has checked this against a source document · never used in an aircraft

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Aircraft Pilot

External preflight_inspection

Kick the tyres, nothing about to fall off etc.
Oil level > 8 litres.
Fuel levels OK.
Turn engine 9 blades; watch for the oil.

Internal / starting before_start

All switches off, mags off etc.
Fuel OK.
Air on.
Brakes on.
Fuel on.ON
Mixture rich.RICH
Close oil cooler.
Close carb heat.
Open Gills.
Flaps up.
For cold start;
If you have an assistant, 9 blades, 1 prime each.
Otherwise, 8 primes, suck in, then 2 more.
For warm start,
1 prime per 10° below 100 cylinder head temp.
Master switch on.
Generator on.
DC converter.
Starter on.
Set throttle.
Press starter, when engine turns correct way, mags on both.
When engine fires, set throttle and prime as necessary.
Set 1000 RPM.1000 RPM
Close Gills until cylinder head temp rises, then open as necessary.
Open oil cooler as necessary.

Before Taxi before_taxi

Switches on as necessay.
Radio on and set.
Set DI to compass
Set altimeter.
Uncage artificial horizon.
Do not taxi until oil temp in green.

Taxi taxi

NOTENote; tail wheel unlocked when stick forward.
Check brakes and steering.
Check pneumatic pressure maintained.
Check turn and slip move correctly.
Check DI moves correctly.

Engine checks before_takeoff

Oil temp in green.
Cylinder head temp in green.
Set 2000 RPM2000 RPM
Check mags.
Exercise prop.
Check carb heat.
Set idle; engine continues to run.
Set 1000 RPM.1000 RPM

Pre take off vital checks before_takeoff

Mags on both.
Trim set.
Flaps to 15°15°
Fuel on and sufficient.
Mixture fully rich.
Starter covered.
Primer locked.
Prop fully fine.
Oil temp green.
Cylinder head temp green.
Set DI to compass.
Switches on as necessary.
Controls full and free.
Hatches and harness’ secure.

Take off takeoff

Set full power, then back to 7.5 boost.
Set prop to 2000 RPM.2000 RPM
Take off with tail up or 3 point.

Climb climb

boost, 2000 RPM.
Flaps up above 300 feet.

Cruise cruise

boost, 1860 RPM, no flaps.

Descent descent

Reduce throttle.
Flaps extend below 140kmh
Final approach 110kmh, Prop to fine
NOTENote land with stick back to ensure tail wheel locked - risk of ground loops.

Close down shutdown

Brakes on.
Set 1000 RPM1000 RPM
Check mags.
Flaps up.
Close carb heat.
Unnecessary electrics off.
Set idle.
Mags off.
Open gill flaps.
Electrics off.
Close pneumatic valve.
Stick free and brakes off for manoeuvring.
Drain water trap

Source: Yakovlev/Yak-12M/YAK_12M_checklist.txt

Rights: licensed

Checklist hash: a8014c5a64be2cc0348f752afc44b02d…

Generated from yakovlev-yak-12m-yak-12m-checklist.ocl.json by the Open Checklists reference renderer. Verify against the aircraft's own approved documentation before use.

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