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Ohio Appellate Decision Underscores Contract Terms in Equipment Failures

December 3, 2025
NCAA

When a critical piece of heavy equipment fails, the financial consequences can be substantial from repair costs, downtime and lost revenue. For many businesses, the natural assumption is that these losses can be pursued through negligence or product-liability claims against suppliers or manufacturers. But a recent decision from the Fifth District Court of Appeals in Stark County makes clear that Ohio law sharply limits those lawsuits when the damage stems from integrated components of a larger system.

The case, C. Norris Manufacturing, LLC v. Holmbury, Inc., highlights how Ohio’s economic-loss rule and the integrated-system doctrine work together to bar tort recovery for purely financial losses in commercial settings. For manufacturers, contractors and equipment owners, the ruling is a reminder of the importance of contract terms, warranties and risk-allocation strategies.

The Dispute: A Component Failure That Caused Extensive Equipment Damage

In the case, Norris Manufacturing was hired to modify a Komatsu excavator so it could operate with an extra-long boom. During the retrofit, Norris purchased hydraulic quick-connect couplers and fittings from suppliers, based on recommendations made during the project. After the excavator was returned to its owner, the couplers allegedly failed, contaminating the hydraulic system with metal fragments and causing major internal damage.

The equipment owner sued Norris in federal court, and the claim was ultimately settled. Norris and its insurer then sought to shift a portion of that loss onto the component manufacturer and suppliers, alleging negligence and product defects.

The trial court dismissed those claims, and the Fifth District affirmed.

Why the Claims Were Barred: The Economic-Loss Rule

The appellate court held that Norris’s negligence claims were barred by Ohio’s economic-loss doctrine. Under that rule, commercial parties generally cannot sue in tort for purely financial losses arising from a contractual relationship. The doctrine is based on the idea that economic risks should be allocated by contract, not by tort law.

In other words, when the loss concerns the product itself and the financial consequences of its failure, the proper remedies lie in warranties and contract terms, not negligence.

The Integrated-System Rule: When “Other Property” Isn’t Legally “Other”

Norris argued that the damage extended beyond the defective couplers and that the excavator itself was separate “other property.” If true, that would have allowed a tort claim to proceed under the “other-property” exception to the economic-loss rule. Under that exception, a party can bring tort claims when the damaged property is different than the property at issue in the contract.

But the court rejected that argument.

Once the couplers were installed, the court treated the excavator and all its components as a single integrated system. Damage to the excavator was therefore not damage to legally distinct “other property.” Because the losses were purely economic and no separate property was harmed, the negligence claims were barred.

The Same Limits Apply to Ohio Product-Liability Claims

The plaintiffs also sued under the Ohio’s Products Liability Act but these claims failed for the same reason.

Under the statute, a plaintiff cannot recover purely economic losses. The damages must involve personal injury or physical damage to property “other than the product in question.” Applying the integrated-system rule, the court held that the excavator was not “other property,” so the statutory claims were barred.

What This Means for Ohio Businesses

This decision underscores several practical considerations:

  • Contract Terms and Warranties Matter: In commercial transactions, warranties and negotiated contract protections are often the only available avenues for recovery when equipment or components fail. Companies should review supply agreements, purchase orders and vendor contracts to ensure appropriate protection.
  • Component Failures May Not Open the Door to Tort Claims: When an added or retrofitted part damages a larger machine, courts may treat the entire system as one product. Purely financial losses associated with repairs or downtime may not be recoverable from upstream suppliers through tort theories.
  • Risk Allocation Should Be Addressed Up Front: Indemnity provisions, insurance coverage, and warranty negotiations are essential tools to control risk in large-scale equipment modifications or custom manufacturing projects.

Contact

If you have questions regarding this decision, please reach out to KJK Litigation attorney Jeffrey R. Vaisa (JRV@kjk.com).