ABB IRC5P, Руководство по эксплуатации продукта, Страница: 128 / 220

6 Preventive Maintenance
6.6 Check the Cooler
128 3HNA009834-001 en Rev.06 Product Manual, Control Cabinet IRC5P
6.6 Check the Cooler
Description
The cooling circuit is designed in the form of a maintenance free, hermetically
sealed system. Periodically the components of the external air circuit must be
checked and cleaned as required.
With high ambient humidity check that water is running regularly out of the drain.
Figure 65 Cooler disassembly
Procedure
1. Remove louvered grill from the cooler enclosure and disconnect connector
from the display.
2. Remove filter from louvered grill, if installed. Clean filter with a vacuum
cleaner, or replace as required.
3. Remove the external circuit fan by removing 4 e.a. screws ( 65 /1).
4. Remove the fan ( 65 /2).
5. Disconnect the fan connectors ( 65 /3).
6. Remove the cover by removing 4 e.a. screws ( 65 /4).
7. Push back the display cable through the cable gland.
8. Remove the cover from the cooler enclosure.
9. Remove the earth cable, connecting the cover to the enclosure, from the
enclosure.
10. Clean the louvered grill, cover, fan, heat exchanger coil ( 65 /5) and compressor
chamber, using a vacuum cleaner or compressed air. Any stubborn oil stains
may be removed using a nonflammable detergent, such as a degreaser.
For more information, see manufacturer’s documentation.
1
2
3 4
5