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Grundfos 99452454 1/2HP Circulator Pump 1/2" Sweat 115V UP15-10B5/TLC

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Special Price $422.75 Regular Price $469.25
Out of stock
SKU
99452454
The Grundfos 99452454 1/2HP Circulator Pump is a small-sized pump used in HVAC systems and features a motor power of 1/2HP that works at 115V. It has a 1/2” Sweat connection and can be used in hydronic heating systems that pump water through heating units such as boilers and radiators. This pump helps increase the efficiency in the use of energy by regulating the flow of water in the building to have the right temperatures. It helps to save energy and decrease the load on the HVAC parts, which in turn helps to increase the equipment’s life. Perfect for both home and small commercial, it is designed to provide heating and cooling of the climate and energy saving.
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HVAC Controls & Electrical, Pumps
Manufacturer:
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Specifications

  • Type: Circulator Pump
  • Voltage: 115V
  • Horsepower: 1/2HP
  • Connection Type: 1/2" Sweat
Manufacturer Name: Grundfos
Product Number: 99452454
OEM Part Number: 99452454
Product Description: Up15-10B5/Tlc 115V
Weight:6.12lbs/2775.98g

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Product Questions (2)
Customer Questions
What maintenance is required for the Grundfos 99452454 Circulator Pump?

Perform routine inspection for leaks and tighten fittings on piping connections. Clean any debris buildup and ensure proper water to prevent corrosion. Check electrical connections for secure wiring. Regular maintenance ensures efficient circulation and prevents overheating or pump strain.

What are the common issues with the Grundfos 99452454 Circulator Pump?

  • Air binding in the system reducing flow.
  • Circulation pump noise or vibration.
  • No water circulation due to impeller blockage.
  • Leakage from seals or fittings.
  • Electrical failure or capacitor issues.
  • Overheating causing intermittent shutdown.

Installation Steps

Step 1: Turn off electrical power and close water isolation valves, then drain system to relieve pressure.

Step 2: Remove old pump from union connections and clean mating surfaces.

Step 3: Position new pump with correct flow direction arrow aligned.

Step 4: Tighten sweat/union fittings securely without over-torquing.

Step 5: Reconnect wiring per diagram and ensure proper grounding.

Step 6: Refill system, purge air, restore power, check for leaks.