Garmin GTN 750 Pilot's Guide - Page 272

12.1.18 Turbulence Foreword Turbulence data identifies the potential for erratic movement of high-altitude Getting Started air mass associated winds. Turbulence is classified as light, moderate, severe or extreme, at altitudes between 21,000 and 45,000 feet. Turbulence data is Audio & Xpdr Ctrl intended to supplement AIRMETs and SIGMETs. Com/Nav FPL 1. While viewing the Weather Data Link menu, touch the Turbulence key. Direct-To Proc Turbulence Shading Charts Wpt Info Map Selected Turbulence Altitude Traffic Figure 12-36 Turbulence Terrain - + 2. Touch the WX Aloft ALT or keys to increase or decrease Weather the reporting altitude for turbulence in 3,000 foot increments. The selected altitude is shown in a window about the altitude Nearest keys. Music 3. Touch the Turbulence key again to turn it off. Utilities System Messages Symbols Figure 12-37 Turbulence Legend Appendix Index 12-26 Garmin GTN 725/750 Pilot's Guide 190-01007-03 Rev. B