Untes Air Cooled Scroll Chiller TCAETY–TCAESY–TC AEQY 4200

Ensure all personal protective equipment is worn

Inspect the area for any obstructions around the coils

Wash the coils with detergents and water

Brush the fins gently to avoid damage

Remove any foreign bodies from the condensing coils

Is it possible to clean the coils effectively?

Ensure the compressor is running before inspection

Record the oil level in the sight-glass

Is the oil level visible through the sight-glass?

Is there a prolonged and excessive presence of foam during operation?

Is the oil level within the normal range?

Describe any issues observed during the inspection

Check power consumption of the unit

Check contactors on the electric panel

Ensure motors and fan blades are clean

Verify motor cleanliness and absence of impurities

Check gas charge and humidity in circuit

Measure the pressure-drop between the inlet and outlet pipes using a differential pressure gauge.

Is the pressure-drop within the specified range?

Is there any incrustation or clogging detected?

Select the type of acid to use for cleaning

Enter the flow rate of the liquid detergent

Perform the first detergent cycle to clean the worst of the dirt.

Ensure the unit is switched off

Is the oil level partially covering the sight-glass on the level matching tube?

Is the oil level clearly visible through the sight-glass?

Is the oil level flat without any ripples?