Facebook Pixel
Sign-Up Bonus
Get 500 Reward Points instantly when you join.
Redeem Instantly
50 points = $1 off at checkout.
Earn as You Shop
$1 spent = 1 point every time you order.
Member Perks
Unlock exclusive member-only savings and offers.

Register and Earn 500 Reward Points
Toggle Nav
Search
Toggle Nav
Join Our Loyalty Program
main product photo

NTI Boiler 64980345 Venturi TFT 340 NRV 148

Be the first to review this product
Special Price $221.72 Regular Price $246.11
Out of stock
SKU
64980345
The NTI Boiler 64980345 Venturi TFT 340 NRV 148 is a component used in compatible boiler equipment to regulate the air and gas mixing process before combustion. It is positioned within the burner intake section where it assists in controlling the flow and proportion of incoming air and fuel for stable ignition conditions. The component is commonly used in TFT series heating units where precise mixture control is required for consistent burner operation. Within HVAC systems, it supports the combustion pathway in boiler applications by maintaining controlled air-fuel delivery in heating equipment used for residential and light commercial setups.
Add to Wish List
Manufacturer:
https://www.partshnc.com/media/catalog/product/6/4/64980345_1.jpg
Write Your Own Review
You're reviewing:NTI Boiler 64980345 Venturi TFT 340 NRV 148
Your Rating
Product Questions (2)
Customer Questions
What maintenance is required for the NTI 64980345 Venturi?

Inspect the venturi regularly for dust, debris, or residue that may restrict airflow and affect combustion. Ensure all connections are tight and properly aligned. Clean gently to maintain accurate air-gas mixing. Always power down the boiler before servicing to ensure safety.

What are common issues with the NTI 64980345 Venturi?

  • Restricted airflow due to buildup or obstruction.
  • Improper air-to-gas ratio affecting burner performance.
  • Cracks or physical damage causing air leaks.
  • Loose connections leading to inconsistent operation.

Installation Steps

Step 1: Turn off the system and disconnect power and gas supply for safety.

Step 2: Remove the old venturi assembly carefully, noting its orientation.

Step 3: Position the new Venturi in place, aligning connections.

Step 4: Secure all mounting screws and ensure gaskets are correctly seated.

Step 5: Reconnect any gas and airflow components according to manufacturer guidelines.

Step 6: Restore power and gas, then test to confirm proper operation and no leaks.