XTreme EFIS - STRATOMASTER Instrumentation MGL Avionics

XTreme-EFIS Operating Manual Page 94SET MAINTENANCE TIMER:These timers allow you to keep track of enginemaintenance interval. Set the timer when you haveserviced your engine. A typical time might be 50hours. This function allows you to set an enginemaintenance timer. This timer is set in engine hoursand it will count down to zero when the engine RPMis greater then the “HOBBS MINIMUM RPM”. Agood use for this function is to set the hours untilyour next spark plug change or engine inspection.Use the rotary control to change the value.SET AIRFRAME INSPECTION TIMER:This timer operates similar to the enginemaintenance timer but is based on flight time. Youmight use it to schedule thorough airframe checks atintervals, perhaps every 25 or 50 hours.UTC OFFSET:Enter the UTC offset for your location. The UTC offset can be adjust in half an hour increments.RTC SOURCE:Select if you want the RTC UTC time to come from the GPS receiver or the internal RTC. Both real time clocks arepowered by an internal 3V lithium coin cell battery. The internal battery can be replaced by unscrewing the 5 screwsholding the back and front enclosures together as well as the 2 screws next to the D15 connector. Delicately slide out theelectronics and replace the battery. The battery is a CR2032 coin cell.SET UTC DATE & TIME:Use the rotary control to set the UTC date & time inthe internal RTC.