Cold Engine Cranking Procedure

• Secure Loco with Skids / wooden wedges and apply handbrake tightly.
• Drain Moisture completely from MR1, MR2 & its J Filters & close drain cocks.
• Ensure all BP & FP Angle COCs in closed position.
• Ensure both end MR Eq. & BC Eq. COCs closed.
• Check Under truck Safety fittings.
• Check Fuel availability as per train working.
• Check Repair Book for Shutdown Reason, Time & date (If more than 48 hrs. contact PRC / Shed)
• Check all Safety items
• Check Lube, Governor, Compressor Oil & Water Level condition
• Check safety devices OSTA, LLOB, EPD (LWPD & CCPD buttons) & EPD Test COC in open position)
• Check free movement of Lay-shaft
• In working C/S, keep A9 in Run, SA9 in Full application & LT switch in Lead
• In non working C/S, keep A9 in FS, SA9 in Release & LT switch in Trail
• Ensure EFCO not pressed, Isolation switch in Isolate, MUSD Run button pressed in.
• Ensure starting fuse intact and close BS
• Switch ON black, white and yellow breakers (Computer Breaker last) except MAB
• Switch ON Cont / FP slider switch
• Select Main menu – Data meters – Starting system
• Keep EST in Prime position (FPR picks up, FPM starts) till Fuel return sight glass is filled with fuel without bubbles (Approx. 30 seconds)
• Keep EST in Start position –STA & ST picks up & engine cranks
• Press lay Shaft for 1 cm if EST is in accessories room / cold start
• Release EST after Engine RPM raises 140 (200 for Medha)
• Engine cranking should complete within 20 seconds
• If not firing / holding, Re-crank after 2 minutes cooling of Starting motors
• Keep Isolation switch in Run only after 5 minutes
• Switch On MAB after MR pressure builds up