Alfa Laval Plate Heat Exchanger M10-MBase

Ensure all safety equipment is worn

Is the CIP flow rate at least the same as the production flow rate?

Dissolve 1 kg of NaOH in 100 litres of water or mix 2.2 litres of 33% NaOH solution in 100 litres of water

Mix 0.7 litres of 53% HNO3 in 100 litres of water

Are detergents containing wetting and complex-formed agents used?

Is the maximum NaOH and HNO3 concentration by weight respected?

Pasteurizers and Other Heaters Cleaning

Ensure the heat exchanger is turned off and cooled down

Gather cleaning materials: soft brush, 10% nitric acid, and water

Clean the plates with a soft brush and 10% nitric acid

Rinse the plates thoroughly with water

Ensure the following acids are NOT used

Acid cleaning duration (minutes)

Lye cleaning duration (minutes)

High Content of Insoluble Components Cleaning

Ensure all plates and gaskets are properly installed

Verify that the media side to be tested is closed

Ensure the other media side is open to the atmosphere

Enter the operating pressure of the unit

Is the pressure within the design pressure limit as stated on the name plate?

Perform pressure test on the closed media side

Did the pressure test confirm internal and external tightness?