ABB SCK - Venting the Cooling-Water Circuit: Cooling Module

208 Operating instruction SCK Gas Sampling System OI/SCK-EN Rev. E
Cooling module: Vent the cooling-water circuit
 every six months (or as required)
Always take the following safety measures when performing this work:
 Wear the general protective equipment.
 Turn the service switch to ON and secure the service switch against un-
authorized switching (with a padlock).
 Only specialized electrical personnel may work on the electrical system.
 Do not perform work on the cooling-water circuit until the cooling water
has cooled down.
 Avoid contact with the cooling water and the anti-freeze.
 Wash any cooling water and anti-freeze off the skin immediately with
water and soap.
 If cooling water or anti-freeze gets in the eyes despite protective glass-
es, rinse them thoroughly under running water, holding the eyelids open.
 Observe instructions in the anti-freeze manufacturer's safety data sheet.
 Always keep the floor around the gas sampling system clean and dry.
Explanation of safety measures: Safety regulations for maintenance work on
page 158.
 Control cabinet key to open the control cabinet
The service switch is in the ON position, the gas sampling probe is retracted
from the kiln (see Operating the service switch on page 161).
Proceed as follows to vent the cooling-water circuit:
Step
Procedure
1
Open the control cabinet.
2
After retracting the probe wait until cooling-water temperature
has dropped to 40 °C; you can monitor this on the controller:
Path: Diagnosis ► Trends ► Cooling Water Return Tempera-
ture
Maintenance interval
Safety
measures
Tools required
Requirements
Instructions