Operation; Frost Protection And Draining Of Liquid; Dimensions; Disposing Of The Product - Grundfos CR Serie Montage- Und Betriebsanleitung

8. Operation

To ensure optimum function and performance, make sure that the
flow of flushing liquid is always sufficient, and check that the
elevated tank never runs dry of flushing liquid.
Depending on the pumped liquid, the quality of the flushing liquid
must be checked at regular intervals to ensure optimum
operation.

8.1 Frost protection and draining of liquid

Warning

Pay attention to the directions of the vent holes, and
take care to ensure that the escaping liquid does not
cause injury to persons or damage to the motor or
other components.
When handling hot or hazardous liquids, pay special
attention to the risk of personal injury.
Pump
See the installation and operating instructions for the standard
pump.
Seal chamber
Drain the seal chamber by loosening the lower plug (E).

9. Dimensions

Pump type

CR, CRN 95

CR, CRN 125, 155

10. Disposing of the product

This product or parts of it must be disposed of in an
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company
or service workshop.
Additional height of seal
chamber
[mm]
209
244
7