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International Comfort Products 1174744 Defrost Board To Stat Harness

Rating:
5 5 1
1  Review Add Your Review
Special Price $19.66 Regular Price $25.56
In stock
SKU
1174744
The International Comfort Products 1174744 Defrost Board to Stat Harness is an electrical wiring assembly that is used to provide a connection between the defrost control board and the thermostat in compatible HVAC systems. It is installed in the operator section of the unit, and it offers a direct route to the transmission of signals between the temperature sensing elements and the defrost management circuit. This interrelation enables the organization of communication in the system, which allows monitoring the state of work correctly.
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HVAC Controls & Electrical, Wire Harnesses
Manufacturer:
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Manufacturer Name: International Comfort Products
Product Number: 1174744
OEM Part Number: 1174744
Product Description: Defrost Board To Stat Harness
Weight:0.05lbs/22.68g

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Product Questions (2)
Customer Questions
What maintenance is required for the International Comfort Products 1174744 Harness?

Inspect the harness regularly for cracked insulation, loose terminals, or corrosion that could interrupt communication between components. Ensure connectors are firmly seated and free of dirt or moisture. Replace immediately if any wiring damage is found to maintain accurate system operation and safety.

What are common issues with the International Comfort Products 1174744 Harness?

  • Intermittent communication between defrost board and thermostat.
  • Broken or frayed wires causing signal loss.
  • Loose or corroded connectors leading to connection failure.
  • System not entering or exiting defrost mode correctly.

Installation Steps

Step 1: Turn off HVAC power at the breaker and verify system is completely de-energized for safety.

Step 2: Remove access panel and disconnect the existing harness from the defrost board and thermostat terminals.

Step 3: Carefully route the new harness along the original wire path, avoiding sharp edges and moving components.

Step 4: Connect harness ends firmly to the defrost board and stat terminals, ensuring correct pin alignment.

Step 5: Secure wiring with clips or ties, restore power, and test defrost cycle and thermostat communication.