Cooling Unit And Filter Mat Cleaning Tasks; Maintenance - Pfannenberg DTS Serie Manual De Instrucciones

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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 filter mats.
 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
- Fine washing 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 with a temperature of up to 40 °C and commercially available fine washing
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.
5.4

Maintenance

DANGER
Life-threatening danger due to electric shock
Live units and exposed connection cables can generate an electric shock and cause severe accidents.
 Opening, troubleshooting and replacement of components on the unit must only be carried out by qualified
personnel.
 Always ensure that the unit is de-energized before working on the unit.
PELIGRO
Peligro de muerte por descargas eléctricas en condensadores
Los trabajos en los condensadores sólo pueden ser llevados a cabo por personal cualificado y formado en
electrotécnica.
Nunca conecte o desconecte la conexión a la red eléctrica si se encuentra con carga o bajo tensión.
Asegúrese de que la unidad no reciba alimentación.
Tenga en cuenta las indicaciones de seguridad y espere 5 minutos para la fase de descarga.
Descargue y cortocircuite los condensadores antes de iniciar los trabajos.
No toque ambos polos al mismo tiempo cuando manipule condensadores.
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