Track and Balance Refresher

What it does

Thirty-three illustrated, narrated slides: vibration basics and IPS, accelerometers, magnetic pickups, photocells, the Strobex and FasTrak trackers and the data acquisition unit, main rotor track and balance, conventional (AW139) and Fenestron (EC135) tail rotors, drive shafts and the tail rotor drive shaft (TRDS), propeller dynamic balancing with an ATR 42 example, and the Vibrex 2000, Chadwick-Helmuth 8500C / 8500C+ and VXP equipment. Includes a balance calculator, a quiz and a certificate of completion.

Individual app: each person uses it with their own account; your progress is saved to your account.

How to use it

1. Open Course and press ▶ to play the narration; move between slides with ‹ and › or by swiping.
2. Tick Continue automatically to go to the next slide when the narration ends, choose the Speed, and press Show transcript to read the narration.
3. View every slide: the dots under the slides show which ones you have already seen.
4. Open Balance calculator and enter Run 1, the trial weight and Run 2 (or press Example values or ATR 42 example (illustrative)) to see the correction; use the Vibration unit converter to convert IPS.
5. Open Quiz, answer all 12 questions and press Check my answers; press Try again for a new attempt. The pass mark is 80 %.
6. The quiz opens once every slide has been on screen for at least the normal length of its narration; if you speed up the narration, the next slide starts when that time is reached.
7. When all slides are viewed and the quiz is passed, open Progress & certificate, press Download certificate (PDF) (it carries the full name of your portal account), or Print certificate to print it.
8. Press Print notes for a printed summary of the slides; use Download backup (.json) in Progress & certificate to keep a copy of your progress.

More Training applications

See all applications