Crankshaft Deflection Checklist
Points to check Yes No N.A
Immobilization certificate from port authorities has been taken
Vessel is not in dry-dock
All running gears are intact and no major part is removed for maintenance
Vessel is in lightship condition
Sea and wind condition is in calm state Ship is at zero trim or list
Cargo loading/ unloading operation Ship is in high temperature area Main lube oil pump is stopped
Indicating cocks are open before rotating turning gear Tie rod bolts are tightened to rated torque
Holding down bolts are tightened to rated torque All doors are opened for ventilation
Forced ventilation is provided
Explosion proof lights and lamps are used Propeller clearance is taken from bridge
Ply cards and notice pasted in ECR about the operation Deflection gauge is checked for trueness and zero error Deflection gauge is kept near engine to adjust to engine temperature
Deflection gauge punch mark is present on the web
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