Pfannenberg DTI 6201C Instrucciones De Servicio página 80

GB
5.3 Cooling unit and filter mat cleaning tasks
NOTE
Danger of damage to the filter mat due to improper cleaning
➢ Do not wring out the filter mat.
➢ Avoid water jets with high pressure.
➢ Immediately replace filter mats that are contaminated with oil or grease.
Requirements
-
The cooling unit is de-energized.
-
The unit cover is removed.
 Time intervals for the cleaning or replacement of filter mats depend heavily on the ambient air contamination.
Required tools and material
- Brush
- Water below 40 °C
- Mild detergent
- Vacuum or compressed air cleaner
Procedure
▪ Clean the heat exchangers using a soft brush or compressed air.
▪ If the cooling units have a pre-filter, the filter mat must be cleaned at regular intervals.
▪ Wash the filter mat with water at a temperature of up to 40 °C and commercially available mild detergent.
▪ If the dirt is dry, vacuum, blow or knock the dirt off of the filter mat.
▪ Ensure that correct and safe operation is assured after cleaning.

The cooling unit is clean.
Operating Manual DTS and DTI 6201C / 6301C Multi-Controller (MC) 086100014d © Pfannenberg GmbH Page 37 / 43