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Writer's pictureMegan Connor

Assessing Water Damage to HVAC Systems and Appliances After Severe Storms

Water damage is one of the most common issues homeowners face after severe storms, especially for HVAC systems and home appliances. Flooding, leaks, and excessive moisture can wreak havoc on these systems, impacting functionality and safety.


Water-damaged appliances and HVAC systems often lead to time-consuming and expensive homeowner insurance claims. Prompt assessment by unbiased third parties like Zap Consulting can help determine the extent of damage, whether repair or replacement is feasible, and the necessary steps to restore systems safely and efficiently.



How Water Affects HVAC Systems and Appliances


  • HVAC Systems:

    • Electrical Components: Water exposure can corrode wiring and electrical connections.

    • Ductwork and Ventilation: Excess moisture can lead to mold and mildew growth within ducts, which can compromise air quality.

    • Condenser and Air Handling Units: Flooded or submerged outdoor and indoor units may result in extensive damage and non-functionality

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  • Home Appliances:

    • Structural Components: Water can cause rust and corrosion on metallic surfaces, affecting durability.

    • Electronic Control Systems: Sensitive components like circuit boards are prone to failure after water exposure.

    • Motors and Pumps: Appliances with motors or pumps (e.g., washing machines, dishwashers) may suffer from mechanical failure if flooded.


Key Signs of Water Damage


  • Corrosion and Rust: Common on metal surfaces of appliances and HVAC components, especially when water seeps into electronic areas.

  • Mold Growth: Excess moisture in ducts, filters, and ventilation systems is a breeding ground for mold.

  • Electrical Malfunctions: If HVAC or appliance components short-circuit or fail to power up, it is possible water has damaged electrical components.

  • Unusual Noises or Odors: Gurgling sounds, burning smells, or moldy odors can all indicate internal water damage.


Steps for Assessing Water Damage


  1. Initial Inspection:

    • Turn off the main power to prevent electrical hazards.

    • Visually inspect items for signs of water exposure, such as watermarks or pooled water near components.

  2. System Testing:

    • Ensure proper drying of visible moisture before powering any device back on.

    • Run short tests to check basic functionality of the equipment, but avoid prolonged use until fully evaluated.

  3. Detailed Electrical Inspection:

    • Have a certified technician test the circuitry and connections for moisture-related issues.

    • Inspect circuit boards for corrosion or other signs of water damage.

  4. Structural and Mechanical Inspection:

    • Check ducts and vents for mold and dampness.

    • Inspect moving parts like fans, motors, and pumps for wear due to water contact.

  5. Air Quality Testing:

    • Mold and bacteria can accumulate after water damage, so air quality testing can be valuable to ensure the indoor environment is safe.


Repair vs. Replacement


  • Determining Repairability:

    • Minor rust or corrosion might be repairable if detected early, especially if localized.

    • Electrical repairs are possible if corrosion is minimal, but components submerged in water may require replacement.

  • Replacement Considerations:

    • If multiple components are affected or there is structural damage to an appliance or HVAC system, replacement may be more cost-effective.

    • Consider the age of the equipment; older models might not have a reliable inventory of parts, or may be technologically defunct, making repair options limited.


Why an On-Site Inspection Matters


After a severe storm, home and business owners should be vigilant in checking appliances and HVAC equipment that may have been impacted by water or moisture exposure. When handling these types of claims, adjusters should not hesitate in contacting the experts at Zap Consulting. Our team of experts are highly skilled in assessing appliances, electronics, and HVAC systems. Zap Consulting takes the guesswork out of these claims, so insurers never overpay after a loss. Contact a Zap Consulting expert, today.

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