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First mission flight procedures


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Posted

In the first mission briefing we get a long list of flight procedures to follow. Instead of always having to come back to this screen I thought I would be nice to be able to print these off. Here is a list of the procedures so you can copy/paste and print them.


 

Engine Start and warm-up

 

  •  Set mixture to shut position (fully backward).
  •  Close water and oil radiators.
  •  Set prop pitch control fully backwards (low pitch)
  •  Set throttle control to low.
  •  Start engine and wait for stable engine operation with low RPM.
  •  Engine warm-up RPM during winter time is between 900-1200 RPM, normal coolant temperature is 60°C without relation to oil temperature.
  •  Check wheel brakes operation during taxi by pressing brake clutch and slowly advancing the throttle, keep airplane tail in down position. Airplane should start moving with 1850-1900 RPM, after  check pull back throttle and press clutch brake.
 

Taking-off

 

  •  Fully open water and oil radiators.
  •  Set prop control fully advanced (high pitch).
  •  You may use flaps down 15-20 degrees position to shorten take-off roll.
  •  Make sure runway clear before rolling.
  •  Softly advance throttle to its maximum position.
  •  When rolling, keep your run straight and perform take-off with slightly lowered tail.
  •  Push left rudder corresponding to airplane tendency to yaw to the right. With rapid throttle increasing and tail up - airplane tendency to yaw right is higher.
  •  When taking off in side winds airplane will try to keep its nose into the wind.
  •  To make take-off roll straight check forward view by leaning to the left from gunsight.
  •  Airplane gets airbourne at around 180-190km/h. Do not force airplane to get airbourne at lower speeds as airplane controls are inaffective and it may lead to ground bumping by main wheels.
  •  After take-off at 250km/h you may lower your flaps at 100m height. Perform climb at 270km/h.
  •  Retract your gear and control it with cockpit light indicators and double check with mechanical indicators on wings.
 

Climbing

 

  •  Climb speed is 270km/h with 2550-2700 RPM depending on water and oil temps.
  •  At altitudes higher than 4000m lower your climb speed by -10km/h with every 1000m of height.
  •  Maximum water temperature is 110°C. Incase of engine overheat lower engine  RPM to 2300 and perform climbing with higher speeds.
  •  Recommended water and oil temperatures are between 90-100°C .
  •  Switch supercharger to 2nd gear after 2000m  height.
  •  When climbing you may use mixture selector to lean engine after 3000m of height.
 

Level flight

 

  •  Perform switch from climb to level flight by following steps:
          *set your speed with throttle position but no lower than 250km/h indicated at all  altitudes.

          *after that adjust engine RPM corresponding to airspeed with propeller pitch control; if airspeed drops due to lower RPM setting, increase throttle setting.

  •  In case when re-set from low speed flight to higher speed flight;
          *close mixture selector;

          *set prop pitch control corresponding to speed needed;

          *only after that increase throttle control.

  •  In case of combat and maximum speed flight steps to follow are;
          *close mixture selector;

          *set RPM to 2650-2700 for all altitudes;

          *set radiator shutters control by airflow position;

          *in case when flight higher than 2000m set supercharger to 2nd gear position.

  •  Routine flights, ferry flights, for best fuel consumption before entering combat areas and such, follow next recommendations: Set RPM to 1700, indicated airspeeds: for 5000m alt - 280km/h, over  5000m alt 270km/h.
 

Gliding and landing

 

  •  Before gliding approach set RPM to 2600 with pitch control, that makes touch and go easier in case of go-around after faulty landing attempt.
  •  Gliding speed with gear down is 250-260km/h indicated, with flaps down 60° - 210-220km/h; minimal gliding speed with flaps down to 60° - 200km/h.
  •  You should always be aware that during maneuvering LaGG-3 bleeds its speed badly and gains it very slowly.
  •  On approach set gear down before 4th turn with speed 300-320km/h. Glidepath is much steeper with flaps down than flaps up.
  •  Go-around decision alt is no lower than 50m. When go around apply throttle gently and keep speed above 250km/h, flaps up at alts 100-150m.
  •  Correct landing approach is key for safe landing, folow next next steps with LaGG-3 on landing approach:
          *glidepath after 3rd turn should be with 90° to landing course;

          *when gliding after 3rd turn with 90° to landing marks on side you can correct your   flight parameters on final approach; 

          *last turn (to final approach) make 90° turn; all of these makes your final approach  parallel  to landing signs.

          *when approach correction after final turn allowed to bank airplane but no more  than 45° (left or right).

  •  Keep your airspeed before pull for leveling, keep alt 8-6m.
  •  Final leveling before pull for touch down should be no higher than 1m with follow down to 0.5-0.25m.
          *Leveling should be performed with slow stick back movement. Airplane with flaps  down loses its speed fast and performs three point landing.

  •  When at high alt leveling is not allowed to push stick forward. In this case -  keep your stick position fixed and depress stick gently following by airplane position to runway and altitude drop.
  •  Its forbidden to rapidly pull stick back on final landing (for three point landing) in any situation, as it may lead to bump on runway or stalling of wing.
  •  Apply brakes only after three point landing after fully applied stick back and airplane rolling straight (estimated brakes apply is around 1/3 of ground landing roll distance).
  •  Do not apply brakes and rudder movements rapidly as it may cause airplane ground looping or to change direcetion. When landing on snow apply brakes carefully.
 

  • Upvote 4
Posted

Many thanks for this. :salute:

 

Had been looking for some way to print this info off.

Posted

Good check list  :cool:

 

(just touch down speed missing imo)

Posted

Where are you pulling those RPM numbers from? Experimentation or a legit performance sheet?

Posted

Thank you Tartan, for a positive contribution. Well done.

Posted

Where are you pulling those RPM numbers from? Experimentation or a legit performance sheet?

 

That's straight from the 1st Mission briefing text.

reddog=11blueleader*
Posted

This is great........... Thanks!

  • 1 year later...
Posted

 

  •  When at high alt leveling is not allowed to push stick forward. In this case -  keep your stick position fixed and depress stick gently following by airplane position to runway and altitude drop.

 

Sorry to revive this post, but I do not fully understand the meaning of this advice and its relation with the landing procedure.

 

Could somebody rephrase that sentence, please? Thanks.

Posted

Sorry to revive this post, but I do not fully understand the meaning of this advice and its relation with the landing procedure.

 

Could somebody rephrase that sentence, please? Thanks.

On your final approach you want to pull back on the stick, leveling or 'flaring out' , ideally, about 1 meter off the runway. If you are too high don't shove the stick forward, rather gently ease it forward. I think thats the jist of it .

Posted (edited)

Thanks, oneeyeddog.

 

So, what depress means in this case? stick forward or backward? I thought it means backward.

And what about "when at high altitude leveling"? It is the same as "When you are leveling at high altitude"? This confuses me, because it is taliong about low altitudes (we are at 1meter high...)

Edited by Cananas
Posted

To me depress the stick means push the stick forward.

'when at high altitude leveling' = flared out  too high above the runway.

 And yes it is 1 meter high , not 1 meter long.

Posted

Just a question, but IRL wouldn't you close the radiators for taxiing and take-off, as to prevent dirt/mud/snow from getting into them? Of course you'd have to open them fully as soon in the air to avoid overheating.....

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