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Armstrong International D24660 Thermostatic Operator LV-4

Special Price $96.29 Regular Price $110.73
In stock
SKU
D24660
The Armstrong International D24660 LV-4 Thermostatic Operator is an effective equipment to regulate temperature in heating and cooling systems, especially in boilers and steam generators. This thermostatic operator has a 4-inch connection type and performs well in hot water and low-pressure steam applications to provide the better performance in hydronic systems. They include accurate control of temperature, increased energy conservation, and better thermal comfort in several HVAC systems such as the radiator and heat exchanger. The LV-4 model is highly resistant and can be easily installed in residential and commercial buildings for heating solutions, energy conservation, and maintaining consistent temperature.
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Specifications

  • Type: Thermostatic operator
  • Connection Type: 4"
  • Applications: Heating & Cooling Systems, Boilers & Steam Generators
Manufacturer Name: Armstrong International
Product Number: D24660
OEM Part Number: D24660
Product Description: Lv-4 Thermostaticoperator
Weight:0.44lbs/199.58g

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Customer Questions
What maintenance is required for the Armstrong International D24660 Thermostatic Operator?

Inspect the thermostatic sensing element and ensure it is clean and free from scale or debris. Check calibration and valve response regularly to maintain accurate control. Tighten electrical and mechanical connections, and follow safety lockout procedures during servicing.

What are common issues with the Armstrong International D24660 Thermostatic Operator?

  • Inaccurate temperature regulation due to sensor drift.
  • Valve sticking or sluggish operation under load.
  • Delayed response to temperature changes.
  • Leakage around seals or actuator housing.
  • Loss of calibration causing unstable control.

Installation Steps

Step 1: Shut off steam/water supply and depressurize system; ensure system is cool before handling.

Step 2: Remove existing operator or cap, clean valve bonnet threads and inspect seating surface.

Step 3: Align new thermostatic operator and thread onto valve body; tighten to manufacturer torque spec.

Step 4: Set desired temperature range using adjustment dial per specification.

Step 5: Restore pressure gradually, slowly check for leaks, test operation and adjust if needed.