MAN Diesel & Turbo SE Generator Set 8L23/30H

Check and Document Feed Water Values

Enter the concentration of additives

Enter the iron content in the feed water

Enter the acid capacity up to pH 8.2

Document any irregularities or observations

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 the work instructions.

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

Flush the system thoroughly to remove loose solid matter.

Flush the cooling system thoroughly after cleaning.

Check for indications of oil content in water

Measure the concentration of chemical additives

Is the concentration of chemical additives within the acceptable range?

Document the results of the additive concentration test

Send a coolant sample to an independent laboratory or engine manufacturer for analysis

Coolant Replacement and Cleaning

Has the coolant been in use for more than 3 years?

Ensure the engine is running at normal operating temperature and load is as high as possible

Fill the container with a measured amount of fresh water

Blow air into the container until the prescribed operation pressure is reached

Connect the plug-in coupling of the lance to the snap coupling on the pipe

Depress the handle on the hand valve

Inject water into the compressor

Condensate Water Quality Measurements

Measure the hardness of the condensate water

Measure the iron content in the condensate water

Measure the additive concentration in the condensate water