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Laars Heating Systems A2123421 Pump, Less Motor (Wet End)

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Special Price $804.67 Regular Price $893.18
In stock
SKU
A2123421

The Laars Heating Systems A2123421 Pump, Less Motor (Wet End) is an essential component of hydronic heating systems. It circulates water throughout the system and serves as the circulation loop's heart. This process efficiently transfers heat from the boiler to the heat exchangers, keeping your space warm and comfortable. This pump is compatible with a variety of HVAC equipment, including boilers, radiant floor heating systems, and pool heaters. Upgrading to this pump can provide several advantages, including increased system efficiency, quieter operation, and possibly longer equipment life. Replace a faulty pump with the Laars A2123421 to potentially improve system efficiency, experience quieter operation, and extend the life of your HVAC equipment.

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Laars Water Heater Parts, Motors & Capacitors
Manufacturer:
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Manufacturer Name: Laars Heating Systems
Product Number: A2123421
OEM Part Number: A2123421
Product Description: Pump, Less Motor (Wet End)
Weight:20.01lbs/9076.38g

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Product Questions (2)
Customer Questions
What maintenance is required for the Laars Heating Systems A2123421 Pump?

Inspect pump regularly for leaks and seal wear, ensuring proper alignment and secure fittings. Clean debris from the wet end to maintain efficient water flow and prevent clogging. Check for corrosion and ensure system pressure remains within operating limits.

What are common issues with the Laars Heating Systems A2123421 Pump?

  • Seal wear leading to leaks and reduced pressure.
  • Impeller blockage causing reduced water circulation.
  • Corrosion in wet end affecting performance stability.
  • Noise or vibration from worn internal components.
  • Seal degradation causing operational inefficiency.

Installation Steps

Step 1: Turn off electrical power to the heating system and close any isolation valves.

Step 2: Drain the pump section to prevent water leakage during removal.

Step 3: Remove the old pump wet-end assembly from the motor and piping connections.

Step 4: Inspect seals and gaskets, replacing them if necessary.

Step 5: Install the new pump onto the existing motor and secure all fasteners.

Step 6: Reconnect piping and tighten connections evenly.

Step 7: Restore system pressure, open valves, restore power, and check for proper operation and leaks.