text_combined: fw summary scheduling problems discussed july 27 2001 two dispatcher log entries show enron requested operating reserves contingency occurred 16 18 june 30 th continued request reserves several subsequent hours contingency note also mcc called first contingency 14 52 request reserves made listening voice recorder 1 mark called 16 28 said calling casey munro day reliability problem reports requesting operating reserves finally directed call dittmer generation dispatcher mark said fuel problems needed reserves also wanted know call reporting hourly actual generation told hourly reporting stopped 0400 seems calling munro information also 2 burt called 17 32 asked operating reserves 16 18 contingency fuel problems said allowed use operating reserves hel 7 due time event 16 18 must call tbl real time scheduler change transmission schedules bernie bpa called rt schedulers convey previous events rt schedulers told bernie enron schedulers hung change transmission schedules rt schedulers refused provide operating reserves