Emerson Pressure Relief Valves Recalled for Restricted Flow in Cargo Tank Trailers
Emerson is recalling specific Fisher Pressure Relief Valves used in cargo tank trailers. The valves may restrict flow during a fire, increasing the risk of tank explosion.
What this means for you
Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.
Our severity reasoning: The source text explicitly states that the defect could cause a tank explosion resulting in serious injury to bystanders, which aligns with the rubric criterion for 'significant injury' reports or risks.
Plain-English summary
Emerson Process Mgmt Regulator Tech, Inc. is recalling certain Fisher Pressure Relief Valves, model numbers H732A, H832A, H733, and H833. These valves were manufactured between April 9, 2013, and April 24, 2015, and sold as aftermarket or service replacement equipment for cargo tank trailers transporting compressed gases such as butane or amines.
The recall addresses a defect where the flow rate of valves with relief setpoints up to 200 psig may be restricted if the tank trailer is involved in a crash or other emergency and exposed to a fire. Without sufficient flow in these conditions, the tank could explode, causing serious injury to bystanders.
Owners may contact Emerson customer service at 1-888-237-1751 to arrange for free replacement pressure relief valves. The recall began on August 17, 2015. Owners may also contact the NHTSA Vehicle Safety Hotline at 1-888-327-4236 or visit www.safercar.gov.
The recalled product
- Product
- FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES recall
- Manufacturer
- Emerson Process Mgmt Regulator Tech. Inc
- Hazard
- Affected units
- 110
Distribution
Distributed nationwide across the United States.
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