SOP to avoid unit disturbance/tripping during litup/turbine rolling/unit synchronization 1. APH oil carryover probe to be checked hourly during light up. Oil gun having poor flame to be removed. APH soot blowing to continue till oil guns in service. CBD to be opened after boiler litup and closed as per chemistry clearance. SCAPH charging &Dearator heating / pegging to be done . Condensate dumping to be done.