5.13.8 About information ...................................................................... 69
6.1BEAUFORT WIND FORCE SCALE ............................................................. 69
6.2WEATHER FORECASTING ....................................................................... 70
6.3 LIGHTNING ALERT .................................................................................. 71
6.4 WEATHER FORECASTING DESCRIPTION AND LIMITATIONS ....................... 71
6.5MOON PHASE ........................................................................................ 72
7. MAINTENANCE ....................................................................................... 74
8. TROUBLESHOOTING GUIDE ................................................................ 75
9. GLOSSARY OF COMMON TERMS ....................................................... 79
10. SPECIFICATIONS ................................................................................. 82