THA Application Data Centers of Test Expertise Reference Data

Test Hazard Analysis #70

Commercial Certification (FAA)

25.203

Stall Characteristics

Recovery Chute Functional Test

 Ground test of stall/spin recovery chute.

1. Accelerate down the runway centerline.
2. At 60-80 kts, select idle power.
3. Deploy chute.
4. After inflation, jettison chute.

 Departing runway surface

Inhabited Aircraft Only

High

 

 1. Stall/spin chute may provide significant pitch or yaw moment
2. Chute may drag on runway when deployed

 1. Deployment test will be performed at heavy weight and forward center of gravity
2. Deployment test will be performed with crosswind less than 5 knots and on runway centerline
3. Chute deployment will be performed with engines in IDLE thrust to preclude plume impingement
4. Runway to be used will be surveyed
5. Runway will be swept of foreign objects after test.
6. Proper installation of chute canister and tail cone will be verified
7. Runway observers required

 

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