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NAVIEN TANKLESS WATER HEATERS 30023987A NCB-H Water Circulation Pump

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Special Price $152.92 Regular Price $175.85
In stock
SKU
30023987A
The Navien Tankless Water Heaters 30023987A NCB-H Water Circulation Pump is developed for use in HVAC systems and is suitable for use NCB-H series boilers. It has a maximum head of 26 feet and a maximum flow rate of 15 gallons per minute and uses 120V of power and 65W of power. The device has the 1” NPT inlet and output sizes that allow the device to be connected to conventional plumbing fixtures. It simply means that the circulation pump is instrumental to heating systems maintaining a well water circulation hence efficient heat deli and operation.
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Specifications

  • Voltage: 120V
  • Power: 65W
  • Maximum Flow Rate: 15 GPM
  • Maximum Head: 26 ft
  • Inlet/Outlet Size: 1" NPT
  • Weight: 2lbs
Manufacturer Name: NAVIEN TANKLESS WATER HEATERS
Product Number: 30023987A
OEM Part Number: 30023987A
Product Description: Circulator Pump Ncb-H
Weight:2lbs/907.18g

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Product Questions (2)
Customer Questions
What maintenance is required for the NAVIEN TANKLESS WATER HEATERS 30023987A Water Circulation Pump?

Inspect the circulation pump regularly for leaks, noise, or reduced flow to ensure proper operation. Clean surrounding components and check for sediment buildup in the system. Ensure electrical connections are tight and corrosion-free. Routine servicing maintains heating efficiency and prevents unexpected system failures.

What are common issues with the NAVIEN TANKLESS WATER HEATERS 30023987A Water Circulation Pump?

  • Pump may fail to circulate water due to motor damage.
  • Noise or vibration caused by air trapped in the system.
  • Reduced heating efficiency from clogged internal passages.
  • Intermittent operation due to electrical connection faults.

Installation Steps

Step 1: Turn off power at breaker and isolate water supply.

Step 2: Drain system pressure fully.

Step 3: Mount pump on designated circulation line, ensuring correct flow direction arrows align and confirm alignment before tightening.

Step 4: Secure fittings with tape and tighten connections to avoid leaks.

Step 5: Connect electrical wiring per manufacturer diagram, ensuring proper grounding and verify polarity.

Step 6: Restore water supply, check for leaks immediately.