Parachute's and Environmental control Flashcards
(36 cards)
Name the styles of personnel parachute systems.
Seat, chest, back, and recovery.
Which parachute style is preferred for general use and why?
BA it hugs the body and takes up less space.
What is the difference between a personnel parachute and a recovery system?
Personnel = self contained Recovery = integrated component system
How is zero-zero defined for the ACES II?
Can be operated with zero speed/altitude.
Name the major components of the automatic back parachute.
Canopy, pack harness, automatic ripcord release.
When does the type of parachute assembly change?
Only when a major component other than the release is changed.
Describe the C-9 canopy.
Multi-colored, 28 ft diameter, flat circular, nylon, lifting drag surface of a parachute.
Where is the thong located on the C-9 canopy?
Line 14, 19in above canopy locking loop or 59in above the lower lateral band.
What type of canopy release is installed on the BA parachute pack and harness?
PCU-4/P
What action does a pilot take to aid in untwisting suspension lines and/or risers?
Reach behind head, grab lines, and vigorously kick.
What is the difference between a full and partial inversion?
Full= canopy inside out Partial= figure 8
What is the last resort for clearing a line over?
Cut offending lines.
What is the ideal climet when working with parachutes.
75 degrees 60%
Why is relative humidity and temp. important?
Prevent static, and condensation.
What is used to record measurements on a hydro-thermograph?
circular graph paper in front.
What device is being used to replace the older style hydro-thermograph?
Hydro-thermometer.
Describe inspection criteria for the hygro-thermometer.
Cracks/damage to display, and batteries for corrosion/proper installation.
What is the expected service life of the hygro-thermometer batteries?
300 days of constant use.
How often do you check and record the readings when properly using the hygrothermometer?
3 times a day.
What are electric hoists used for in aircraft flight equipment shops?
Raise and lower chutes in drying tower.
How many parachutes may be lifted with a single hoist?
1 at a time.
What type of PPE is used inside the drying tower?
Helmet, goggles, and gloves.
Where do you attach the apex of the chute when using a hoist?
In the saddle of the hook?
When do you visually inspect hoists?
Daily and prior to use.
