MAN Diesel & Turbo SE Generator Set 5L23/30H Mk2

Enter the pH value of the feed water

Enter the conductivity of the feed water

Enter the hardness of the feed water

Enter the oxygen content or surplus at oxygen binder of the feed water

Ensure the engine is switched off before starting the cleaning process.

Verify that all parts are free of rust and deposits

Use a suitable cleaning agent as per Engine – Work Instructions 010.000.001-01 and 010.000.002 04.

Flush the system thoroughly to remove loose solid matter.

Ensure cleaning agents do not corrode the seals and materials of the cooling system.

Flush the cooling system thoroughly after cleaning.

Ensure the engine is running at full load

Record the exhaust gas temperature before the turbine

Is the exhaust gas temperature 20°C above the normal temperature?

Set working air pressure to 5-7 bar

Select cleaning agents to be used

Measure the grain size of cleaning agents

Inject granules into the exhaust gas line before the gas inlet casing of the turbocharger

Measure the hardness of the condensate water

Measure the iron content in the condensate water

Measure the additive concentration in the condensate water

Document the hardness measurement

Document the iron content measurement

Document the additive concentration measurement

Examine the piping system for leaks

Retighten all bolts and nuts in the piping system

Move all valves and cocks in the piping system

Lubricate valve spindles with graphite or similar

Connection and Instrument Check

Check flexible connections for leaks and damages