156.Main engine preparations

MAIN ENGINE PREPARATION INSTRUCTION

1.Start Standby Generator and put on load.

2.Check and confirm following parameters are normal:

·                     Control Air Pressure for Exhaust valve Spring Air

·                     Standby Control Air

·                     Safety System Control Air

3.Start M/E Main L.O. pump locally and after the pressure has increased to ~ 3.0 Kg/cm²,
   start the camshaft L.O. pump locally.
   
   Ensure the following pressures:

·          ME system Oil Press ~ 3.0

·          Camshaft LO Press   ~ 3.0

·          Intermediate Shaft Bearing oil press ~0.8 (manually adjust)

4.Confirm that following Standby Pumps are set to Standby mode in ECR:

·                     M/E LO Pump

·                     M/E Camshaft LO Pump

·                     M/E FO Circulating Pump

·                     M/E FO Supply Pump

·                     M/E Jacket Cooling Water Pump

5.Confirm Boiler Water Circulating Pump is running and check Oil Level.

6.Check soundings for following Tanks:

·                     M/E LO Sump tank (record in Engine Movement Book)

·                     Cylinder Oil Tank in use

·                     JCW Expansion Tank

7.Check M/E JCW temperature and maintain ~ 75 deg C.

8.Ensure all indicator cocks and T/C drains are opened.

9.Obtain propeller clearance from bridge. Engage turning gear and turn M/E for ~15mins.
   Observe amperage on Turning Gear Motor.

10.Operate each Lubricator by turning handle 40 times.

11.Switch on Oil Mist Detector.

12.Check Turbocharger Oil level.

13.Shut following Drain Valve:

· Starting air line drain

14.Disengage Turning Gear and physically confirm it is disengaged and in locked position.
     Put off Turning Gear Power.

15.Ensure Main and Standby Air Bottles are topped up to ~ 25.0 Kg/cm².

16.Drain both Air Bottles and open Main Starting Air valve to M/E.

17.Disengaged the Block Valve and put Main Start Air valve (Auto Start Air valve) in
     service. Open Air Distributor valve.

18.Crack open Rudder Carrier Lubrication valve.

19.Ensure FO Service Tank drain until water free.

20.Start M/E FO Supply pump (Booster pump) if it is off.

21.Start M/E Backwash Filter and check operation by pressing Backwash manually.

22.Ensure all M/E parameters are normal and carry out complete E/R rounds.

                Note: in case of any abnormality, inform C/E or 2/E immediately without hesitation.

23.Switch Auxiliary Blowers to ‘Auto’ and press “cause reset’ to reset all alarms shown on
     PMS display.

24.Obtain clearance from Bridge to blow through M/E in Ahead and Astern direction and
     ensure nothing coming out from any cylinder. Confirm Cam direction in ECR console.

25.Shut all indicator valves and T/C drain.

26.Change over controls to ‘W/H’ and request M/E to be tried out in Ahead and Astern direction on fuel.

27.Confirm M/E status is on ‘STBY’ on sub telegraph panel.