Grundfos UP Series Circulators: Installation and Operational Overview

The Grundfos UP(S) 15 series circulators are designed for installation and operation according to the guidelines provided in accompanying documentation. These instructions cover unpacking, installation, startup, service, fault finding, and disposal of the product. The series includes pumps with optional digital timers and are intended for use in systems requiring circulation. The documentation emphasizes adherence to local regulations and safety precautions during installation and operation.

Product Description and Warranty

The Grundfos UP Series, specifically models UP15 and UP26, are circulators intended for various applications. The documentation references warranty terms defined in clause 10 of Grundfos US Terms and Conditions of Sale of Product and Services. Users seeking to make a warranty claim should contact Grundfos directly with any inquiries. The nameplate provides identification details for the specific pump.

Installation Requirements

Proper installation is crucial for the effective and safe operation of Grundfos UP(S) 15 circulators. Several requirements must be met prior to and during installation. The system should be thoroughly cleaned and flushed before the pump is installed to remove any debris. The pump should not be installed at the lowest point of the system, where dirt and sediment tend to accumulate. Installation of a vent at the high point(s) of the system is recommended to facilitate the removal of accumulated air.

Electrical Installation

Electrical installation requires adherence to the latest edition of the National Electrical Code or local regulations regarding wire sizing and ampacity. Both power and grounding wires must be suitable for temperatures of at least 194 °F (90 °C). Specific wiring instructions are provided for multi-speed pumps: the black conductor connects to the "L" terminal, the white conductor to the "N" terminal, and the grounding conductor to the ground terminal. Wiring diagrams are available for both 115 V and 230 V single-speed pumps. Electric shock is a potential hazard, and caution must be exercised during electrical work.

Operating Instructions and Speed Control

The Grundfos UP(S) 15 pumps offer operational flexibility. The pump speed can be adjusted by disconnecting the power cable and gently rotating the speed selector to the desired setting. The documentation details operating modes accessible through the timer function: "ON" for manual continuous operation, and "AUTO ON" for automatic operation that maintains operation until the next scheduled "OFF" event.

Sunrise and sunset operating times can be adjusted by accessing the "AM" and "PM" screens via the [TIME] button, and using the [+] or [-] buttons to adjust the times by up to ± 2 hours. The [RESUME] button returns the timer to its original settings.

Servicing and Maintenance

Grundfos UP(S) 15 pumps are designed to be maintenance-free. No routine servicing is required. However, the documentation provides contact information for Grundfos locations in Canada and Mexico, as well as the U.S. headquarters, for inquiries or assistance.

Safety Precautions

The documentation emphasizes several safety precautions. Users should never let the pump run dry. Before starting the pump, the system must be filled with fluid. The documentation also provides guidance on proper disposal of the product, recommending the use of public or private waste collection services, or contacting a Grundfos company or service workshop if these options are unavailable.

Disposal Information

When disposing of the pump, users should utilize public or private waste collection services. If these are not accessible, contacting the nearest Grundfos company or service workshop is advised. Further information on end-of-life recycling can be found at www.grundfos.com/product-recycling.

Contact Information

Grundfos provides contact information for its locations in the United States, Canada, and Mexico:

  • GRUNDFOS Canada: 9300 Loiret Blvd., Lenexa, Kansas 66219. Phone: (913) 227-3400. Fax: (913) 227-3500. 2941 Brighton Road, Oakville, Ontario L6H 6C9 Canada. Phone: +1-905 829 9533. Telefax: +1-905 829 9512.
  • GRUNDFOS México: Boulevard TLC No. 15 Parque Industrial Stiva Aeropuerto C.P. 66600 Apodaca, N.L. México. Phone: 011-52-81-8144 4000. Fax: 011-52-81-8144 4010.
  • GRUNDFOS U.S.: 9300 Loiret Blvd., Lenexa, Kansas 66219. Phone: (913) 227-3400. Fax: (913) 227-3500.

The company websites are: www.grundfos.us, www.grundfos.ca, and www.grundfos.com.

Conclusion

The Grundfos UP(S) 15 series circulators are designed for straightforward installation and operation, with a focus on maintenance-free performance. Proper electrical installation adhering to local codes is critical, as is ensuring the system is adequately filled before operation. The pumps offer adjustable speed and timer functions for optimized performance. Users are directed to the provided resources for warranty information, servicing, and responsible disposal practices.

Sources

  1. Install Instructions English
  2. GRUNDFOS UP Series Installation
  3. Grundfos UP Series Manual

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