public partial class BMOSSService : ServiceBase
{
    private EventLogger _eventLogger = new EventLogger("BMOSS");
    private static ISchedulerFactory _scheduleFactory = new StdSchedulerFactory();
    ****private static IScheduler _scheduler = _scheduleFactory.GetScheduler();****

    private static readonly ILog _log = LogManager.GetLogger("BlackBox.BMOSS.Scheduler");
    private static readonly ILog _logToDo = LogManager.GetLogger("BlackBox.BMOSS.Scheduler.ToDo");

    private static bool _forceStop = false;

    public BMOSSService() ...