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Tjernlund Products 950-0650 Fan Prover Kit SS1

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Special Price $130.05 Regular Price $149.55
In stock
SKU
950-0650
This is the Tjernlund Products 950-0650 Fan Prover Kit a safety part used to monitor airflow in HVAC systems, especially in furnace and boiler setups. It verifies that the inducer fan is running before allowing the burner ignition to prevent unsafe conditions. This kit is generally used with side-wall power venters and draft inducers. It confirms air movement, which improves the efficiency and durability of the system and reduces the risk of backdrafts.It is easy to install and compatible with different heating appliances, which makes it a better addition to residential or commercial systems.
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Specifications

  • Type: Fan Prover Kit
  • Model: SS1
Manufacturer Name: Tjernlund Products
Product Number: 950-0650
OEM Part Number: 950-0650
Product Description: Ss1 Fan Prover Kit
Weight:0.86lbs/390.09g

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Product Questions (2)
Customer Questions
What maintenance is required for the Tjernlund Products 950-0650 Fan Prover Kit?

Inspect the pressure sensing tube, electrical connections, and switch assembly for dirt, damage, or loose wiring. Verify that the fan prover responds correctly to airflow changes and that all mounting components remain secure. Routine inspection helps ensure proper venting system safety and accurate burner operation. Always disconnect power before servicing the unit.

What are common issues with the Tjernlund Products 950-0650 Fan Prover Kit?

  • Tubing blockage or leaks causing false airflow proving.
  • Pressure switch failure or calibration drift issues.
  • Loose wiring connections leading to intermittent signal loss.
  • Moisture intrusion affecting sensor responsiveness.
  • Blocked vent or port restricting pressure sensing.

Installation Steps

Step 1: Turn off electrical power to the SS1 side-wall vent system and verify power is disconnected.

Step 2: Remove the access panel and locate the existing fan prover switch assembly.

Step 3: Disconnect the wiring and tubing from the old fan prover kit.

Step 4: Install the new fan prover kit in the same mounting position and reconnect all wiring and tubing securely.

Step 5: Restore the access panel, turn power back on, and test vent operation to confirm proper fan proving and safety shutoff functions.