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NTI Boiler 64980861 3-Way Valve Motor Motor+Cartridge

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Special Price $113.40 Regular Price $130.41
In stock
SKU
64980861
The NTI Boiler 64980861 3-Way Valve Motor Moons & Cartridge is a hydronic flow control assembly used to regulate and redirect water circulation in heating units in HVAC systems. It works by using a motorized actuator to shift the internal cartridge position, allowing hot water to flow between heating zones or domestic hot water circuits as required. It is used in boilers and radiant heating setups where precise flow management is essential. It is efficient heat distribution, reliable switching, and reduced energy loss, helping maintain stable performance and comfort in systems.
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Motors & Capacitors, Motors & Components
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Product Questions (2)
Customer Questions
What maintenance is required for the NTI Boiler 64980861 Valve Motor + Cartridge?

Inspect the motor and valve assembly for dust, debris, or corrosion on terminals and moving parts. Ensure wiring connections remain secure and the cartridge moves freely. Lubricate or clean components if needed to maintain smooth operation. Always disconnect power before servicing the valve motor or cartridge.

What are common issues with the NTI Boiler 64980861 Valve Motor + Cartridge?

  • Valve sticking or failing to rotate properly.
  • Leaks at seals or cartridge interface.
  • Erratic flow or temperature fluctuations.
  • Motor failing to respond or intermittent operation.

Installation Steps

Step1: Turn off power and shut off boiler supply before starting.

Step2: Drain system to prevent leaks and relieve pressure.

Step3: Remove old valve motor and cartridge; note orientation.

Step4: Install new motor and cartridge in correct position.

Step5: Reconnect wiring and restore system pressure.

Step6: Restore power and test valve operation; follow safety precautions.