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Bray Commercial 310400-BFA12390 4" Butterfly Valve W/Lever Operator

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Special Price $242.25 Regular Price $268.90
Out of stock
SKU
310400-BFA12390
The Bray Commercial 310400-BFA12390 4” Butterfly Valve with a lever operator is used in HVAC systems. This valve regulates the flow of air in ductwork through the turning of a disc in the valve body. The lever operator enables the operator to open and close or throttle the airflow manually. As adopted in air conditioning and refining systems including air handlers VAV boxes, air management systems, butterfly valves bring the following advantages. They give close shutoff, are small and light to install, and have low-pressure drops when fully open to maintain system efficiency.
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Bray Valves, HVAC Controls & Electrical, Valves
Manufacturer:
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Specifications

  • Type: Butterfly Valve W/Lever Operator
  • Size: 4"
Manufacturer Name: Bray Commercial
Product Number: 310400-BFA12390
OEM Part Number: 310400-BFA12390
Product Description: 4"Butterfly Valve W/Lever Oper
Weight:17.7lbs/8028.58g

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Product Questions (2)
Customer Questions
What maintenance is required for the Bray Commercial 310400-BFA12390 Butterfly Valve With Lever Operator?

Inspect the valve regularly for leaks and ensure the lever operates smoothly. Lubricate moving parts and tighten body bolts to maintain proper sealing performance. Periodic cycling prevents sticking and ensures accurate flow control in systems.

What are common issues with the Bray Commercial 310400-BFA12390 Butterfly Valve With Lever Operator?

  • Valve leakage due to worn seat or damaged sealing components.
  • Lever becomes stiff or difficult to operate because of internal friction.
  • Incomplete closure leading to flow regulation problems.
  • Disc sticking caused by corrosion or debris buildup inside the valve body.

Installation Steps

Step 1: Shut off system pressure and drain the pipeline before installation.

Step 2: Verify the valve size and flange compatibility with the piping system.

Step 3: Position the butterfly valve between pipe flanges with the disc slightly open to prevent seat damage.

Step 4: Tighten flange bolts evenly in a crisscross pattern and secure the lever operator in the desired position.

Step 5: Cycle the valve open and closed to confirm smooth operation and inspect for leaks before returning the system to service.