Gliding Scholarship

Exercise 7

WINCH LAUNCH

CFS Gliding Examiners © 2008

Gliding Scholarship

To take-off, climb and release

AIM

Gliding Scholarship

1. Wind speed and direction2. Clear of other aircraft – lookout ahead,

above and behind3. Planning for a launch failure4. Launch orders and signals

AIRMANSHIP

Gliding Scholarship

You will be shown:How to conduct the take-off checks and launch procedure

How to fly the ground roll

How to enter the initial climb

How to enter and maintain the full climb

How to recognise the top of the launch

How to release the cable at the top of the launch

THE WINCH LAUNCH

WINCH LAUNCH

Gliding Scholarship WINCH LAUNCH

Initial Climb

Ground run

Full Climb

Top of LaunchRelease

Transition

Gliding Scholarship TAKE-OFF CHECKSAND LAUNCH PROCEDURE

Complete the take-off checks from the FRC

All controls central

Select a reference point ahead – winch if visible

Wings level

Cable on

Check clear ahead then ask “all clear above and behind”

TAKE-OFF CHECKSAND LAUNCH PROCEDURE

Gliding Scholarship TAKE-OFF CHECKSAND LAUNCH PROCEDURE

1rst Order - “Take up slack” - signal with left hand

Return hand close to cable release

2nd Order “All Out” - signal with left hand

Return hand close to cable release

To stop the launch at any stage shout “STOP STOP STOP” and release the cable.

If you hear anyone else shout “STOP STOP STOP” release the cable immediately

Gliding Scholarship GROUND ROLL

Keep wings level with aileronKeep straight with rudderSelect the ground roll attitude (aircraft balanced on mainwheel) with elevator

Coarse inputs are required until airspeed increases.Control inputs during the ground roll are unco-ordinated

GROUND ROLL

Gliding Scholarship INITIAL CLIMB

Once airborne select the initial climbing attitude

Use co-ordinated controls

Check: Clear of the ground

Speed above 50 kt

Accelerating

Before smoothly transitioning into the full climb

INITIAL CLIMB

Gliding Scholarship FULL CLIMB

Elevator to maintain full climb attitude (knees on the horizon)

Co-ordinated controls to keep wings level

Ideal speed 55-60 kt

Speed above 60kt signal by yawing left and right, above 65kt release cable

Speed below 55 kt lower nose, below 50 kt release cable

FULL CLIMB

Gliding Scholarship RELEASE

Recognition of top of the Launch:Nose pitches slowly towards the horizonRate of climb reducesWinch power may reduceCable may back release

To release the cable:Lower the nose to below the normal glidePausePull the cable release twiceSelect the normal gliding attitude and trim

RELEASE

Gliding Scholarship

THE END?Any Questions

Gliding Scholarship

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No Part of this presentation may be reproduced without the permission of the issuing authority.

The views expressed in this presentation do not necessarily reflect the views or policy of the MOD.

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