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CARRIER HN67PA024B Furnuce Delay Circuit Board

Hn67pa024b Carrier Furnuce Time Delay Circuit Board

( Brand: Carrier ), ( Manufacturer Part Number: HN67PA024B ), ( Type: Hvac Circuit Boards )

Review CARRIER Furnuce Time Delay Circuit Board

The **Carrier HN67PA024B Furnace Delay Circuit Board** is a precision-engineered component designed to enhance the performance, reliability, and efficiency of Carrier-branded heating and cooling systems, particularly those featuring advanced control modules like the **HN67 series**. This circuit board serves as the critical interface between the furnace s control logic and its thermal actuators, ensuring seamless coordination between the blower motor, gas valve, and ignition system during startup, shutdown, and operational transitions. Engineered with high-grade **surface-mount technology (SMT)**, the HN67PA024B integrates a robust **microcontroller or programmable logic controller (PLC)** core, which executes timed delays, fault diagnostics, and safety protocols to prevent overheating, lockouts, or premature wear on furnace components. Its compact yet durable design incorporates **low-power MOSFET transistors, solid-state relays, and precision resistors/capacitors**, all housed on a **FR-4 or high-temperature epoxy laminate substrate** to withstand the demanding thermal and electrical stresses of HVAC environments, where temperatures can fluctuate between freezing cold and scorching hot.

One of the standout features of this circuit board is its **adaptive delay timing system**, which dynamically adjusts purge cycles, ignition hold times, and blower sequencing based on real-time system feedback. This ensures optimal combustion efficiency, reduces energy waste, and minimizes the risk of **flue blockage or carbon monoxide leaks** critical safety concerns in residential and commercial HVAC applications. The board also incorporates **self-diagnostic capabilities**, allowing it to log and report errors via **troubleshooting codes** that can be read through the furnace s display or via diagnostic tools, streamlining maintenance and repair processes. Compatible with **Carrier Infinity, Virtuoso, and Performance Series furnaces**, the HN67PA024B adheres to strict **UL, CSA, and EPA standards**, guaranteeing both regulatory compliance and long-term operational integrity.

For technicians and HVAC professionals, this circuit board represents a blend of **cutting-edge electronics and mechanical reliability**, offering a modular solution that can be easily integrated into existing Carrier systems or retrofitted into upgraded control panels. Its **high-density component layout** minimizes wiring complexity while maximizing signal integrity, reducing the likelihood of electrical noise interference a common issue in older furnace designs. Additionally, the board s **sealed, potted connections** protect against moisture, dust, and vibration, making it ideal for installations in basements, attics, or commercial spaces where environmental conditions can be harsh. Whether replacing a failed original component or upgrading an older system for enhanced efficiency, the **Carrier HN67PA024B** stands as a testament to Carrier s commitment to **precision engineering and dependable performance**, ensuring that heating systems operate with the precision of a Swiss watch while delivering the warmth and comfort users expect.

### **Pros and Cons of buying a Carrier HN67PA024B Furnace Delay Circuit Board**

#### **Pros:**

1. **Compatibility** This circuit board is designed specifically for Carrier furnaces, particularly models with the **HN67PA024B** designation. It ensures proper functionality and avoids compatibility issues that generic replacements might cause.

2. **Reliability** Carrier is a well-known brand in HVAC systems, and their replacement parts are often built to last. A genuine or high-quality aftermarket board reduces the risk of premature failure.

3. **Warranty Coverage** If purchased from an authorized dealer or Carrier-approved supplier, the board may come with a warranty, providing protection against defects.

4. **Performance Optimization** The delay circuit board controls ignition timing, fan operation, and safety interlocks. A properly functioning board ensures efficient heating, reduces energy waste, and prevents unsafe conditions like overheating or gas leaks.

5. **Ease of Installation** Since it is a direct replacement part, installation typically requires minimal modifications. Most technicians can replace it with basic tools, reducing labor costs.

6. **Prevents Further Damage** A failing delay board can cause erratic furnace behavior, such as repeated ignition attempts, short cycling, or complete shutdowns. Replacing it early prevents secondary damage to other components like the gas valve or control board.

7. **Energy Efficiency** A well-functioning delay board ensures the furnace operates at optimal settings, improving efficiency and lowering utility bills over time.

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#### **Cons:**

1. **Cost** Replacement parts for Carrier furnaces can be expensive, especially if the board is no longer in production. Prices may vary depending on whether it s a **new OEM (Original Equipment Manufacturer) part** or an **aftermarket alternative**.

2. **Limited Availability** Older furnace models may have discontinued parts, making sourcing difficult. You may need to order from specialty suppliers, which could take time and increase costs.

3. **Professional Installation Required** While the board itself is relatively straightforward to replace, improper handling (e.g., damaging wiring or connections) can lead to malfunctions. If you lack HVAC experience, hiring a technician is advisable.

4. **Potential Counterfeit Parts** If buying from untrusted sellers (e.g., eBay, Amazon third-party, or unknown online marketplaces), there s a risk of receiving **fake or low-quality replicas** that fail quickly or cause safety hazards.

5. **Diagnostic Challenges** If the original issue was caused by something other than the delay board (e.g., a faulty thermostat, gas supply problem, or clogged filters), replacing just the board may not resolve the problem, leading to repeated repairs.

6. **Labor Costs** If hiring a technician, labor fees (typically **$100 $250**) can add to the total expense, especially if the furnace is in a hard-to-reach location.

7. **Warranty Voids (If Applicable)** If your furnace is still under manufacturer warranty, replacing the board with an aftermarket part may void coverage. Always check warranty terms before proceeding.

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### **Conclusion**

The **Carrier HN67PA024B delay circuit board** is a **critical component** for ensuring your furnace operates safely and efficiently. The decision to replace it depends on whether the issue is confirmed to be with this specific part and whether the cost-benefit outweighs potential drawbacks.

If the board is **failing, causing repeated errors, or leading to unsafe conditions**, replacing it is justified. However, if the problem is **minor or intermittent**, diagnosing other potential causes (e.g., thermostat, gas pressure, or electrical issues) first could save money.

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### **Recommendation**

1. **Verify the Problem** Before purchasing, confirm that the delay board is indeed the faulty component. A technician can perform diagnostics to rule out other issues.

2. **Buy from a Trusted Source** Purchase from **authorized Carrier dealers, HVAC supply companies, or reputable online retailers** (e.g., HVAC Supply, Home Depot Pro, or Amazon s verified sellers) to avoid counterfeit parts.

3. **Consider OEM vs. Aftermarket**

- **OEM (Carrier brand)** is more reliable but may be pricier.

- **Aftermarket** (e.g., from brands like **Lutron, Honeywell, or local HVAC suppliers**) can be cheaper but ensure it s a **direct replacement** with good reviews.

4. **Hire a Professional for Installation** Unless you have experience with furnace repairs, have a **licensed HVAC technician** install the board to ensure proper wiring and safety compliance.

5. **Check Warranty & Labor Costs** If your furnace is under warranty, confirm whether the repair is covered. If not, weigh the cost of labor against the part price.

6. **Explore Alternatives** If the furnace is **old (15 years)**, replacing the entire unit may be more cost-effective in the long run than repeatedly fixing parts.

**Final Verdict:**

If the delay board is confirmed faulty and replacement is necessary, **proceed with a trusted part and professional installation**. However, if the furnace is aging or the repair cost approaches the value of a new system, **evaluate whether a full replacement is more economical**. Always prioritize safety and proper diagnostics to avoid unnecessary expenses.

Details:

CAT# HN67PA024B. 5 MINUTE DELAY. STK# CBC-252.

part #: hn67pa024b price

  • $22.50

specifications hvaapa:

  • brand: Carrier
  • mpn: Hn67pa024b
  • type: Hvac Circuit Boards

shipping hvaapa:

  • transit: 3-8 Days
  • class: Expedited
  • cost: $8.65
  • type: Fixed
  • service: USPS Priority Mail
  • Carrier: USPS

general hvaapa:

  • condition: Used
  • HVAC Refrigeration > HVAC Refrigeration: Parts Accessories > HVAC Refrigeration: Controls Circuit Boards

returns hvaapa:

  • time: 30 Days
  • paid by: Seller
  • policy: Returns Accepted
  • method: Money back

offer hvaapa:

  • started: April 6, 2026
  • availability: In Stock
  • best offers: True
  • options: Ship-to-home
  • quantity: 1
  • sold: 0

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seller hvaapa:

  • city: Fort Wayne, Indiana
  • # reviews: 4469
  • rating: 99.8%
type: hvac circuit boards,
category: business & industrial > hvac refrigeration > hvac refrigeration: parts accessories > hvac refrigeration: controls circuit boards, sku: 17411953009652782,
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1 offer $22.50 USD
  • Used. Offer #1 priced at $22.50 + $8.65 shipping estimate = $31.15* total. REMOVED IN WORKING CONDITION, WARRANTY IS INCLUDED! 5 MINUTE DELAY--.+$8.65 shipping

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