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Rheem-Ruud SP6379M 19" Thermocouple

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Special Price $25.35 Regular Price $32.96
In stock
SKU
SP6379M
The Rheem-Ruud SP6379M 19" Thermocouple is a temperature detector used in HVAC systems to ensure the ignition of the pilot flame and allow the operation of gas valves. It operates by generating electrical current as heated by the pilot flame and activates control system to maintain the gas valve open, if the flame is lost the thermocouple regulates and valve is closed. It is used in the assembly of furnaces or water heaters and mounted among the pilot assembly and gas valve. It provides secure combustion in residential and commercial gas heating equipment.
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HVAC Furnace Parts, Thermocouple
Manufacturer:
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Manufacturer Name: Rheem-Ruud
Product Number: SP6379M
OEM Part Number: SP6379M
Product Description: 19" Thermocouple
Weight:0.1lbs/45.36g

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Product Questions (2)
Customer Questions
What maintenance is required for the Rheem-Ruud SP6379M Thermocouple?

Inspect the thermocouple regularly for corrosion, soot buildup, or loose connections. Clean the tip gently to ensure accurate flame sensing. Check wiring for damage and secure fittings. Replace the component if readings become inconsistent for better operation.

What are common issues with the Rheem-Ruud SP6379M Thermocouple?

  • Pilot light failing to stay lit.
  • Weak flame detection causing gas valve shutdown.
  • Corroded or damaged thermocouple tip.
  • Loose connection at the gas control valve.
  • Inconsistent heating due to improper flame contact.
  • Thermocouple wear causing intermittent operation.

Installation Steps

Step 1: Turn off gas supply and power to furnace; allow unit to cool fully before starting.

Step 2: Remove access panel and locate old thermocouple near pilot assembly.

Step 3: Disconnect thermocouple from gas valve and pilot bracket carefully.

Step 4: Install new thermocouple, ensuring proper positioning in flame.

Step 5: Tighten connections securely without over-torquing.

Step 6: Restore gas and power, then test ignition for stable flame.