To maintain the UL mark, additional requirements apply to the equipment. See the appendix concerning installation in the USA and
Canada.
•
Provide the product with a suitable cover.
The cover must be large enough to ensure that the product is not exposed to direct sunlight, rain or snow. Grundfos does not supply
covers.
When fitting a cover to the product, observe the instructions for adequate cooling.
•
Open the drain holes in the product.
•
Connect the product permanently to the mains supply and activate the built-in standstill heating function.
Related information
2.5 Drain holes
4.1.3 Cooling the motor
6.21 "Standstill heating"
4.1.5 Installing the product in moist surroundings
If you install the motor in moist surroundings or areas with high humidity, ensure that the bottom drain hole is open. As a result, the
motor becomes self-venting, allowing water and humid air to escape.
Related information
2.5 Drain holes
8.6.4 Humidity
4.1.6 Changing the position of the operating panel
DANGER
Electric shock
Death or serious personal injury
‐
Switch off the power supply to the product including the power supply for the signal relays. Wait at least 5 minutes before you
make any connections in the terminal box.
You can turn the operating panel 180 °. Follow the instructions.
1. Loosen the four screws (TX25) of the terminal box cover.
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