Scuba Regulators (Viva) – Malfunction Risk (1997)
Hazard assessment based on recall description.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Consumer Product Safety Commission (CPSC)
Product
G500 second stage regulators for scuba diving
Brand
Viva
Lot Codes / Batch Numbers
Not specified in CPSC notice. Check official source for details.
Viva is recalling G500 second stage regulators for scuba diving. The hazard is: Drowning. Based on CPSC recall notice.
Summary derived from CPSC notice
The following details were not provided by CPSC: remedy information, UPC codes.
Reason for Recall
As stated by CPSC
G500 Second Stage Regulators Recalled NEWS from CPSC U.S. Consumer Product Safety Commission Office of Information and Public Affairs Washington, DC 20207 Note: Telephone number, Contact hours change. FOR IMMEDIATE RELEASE CPSC Consumer Hotline: (800) 638-2772 Originally issued JULY 2, 1997, Revised June 26, 2007 CPSC CONTACT: MARK ROSS, (301) 504-7076 Release # 97-151 CPSC, Scubapro Announce Recall of G500 Second Stage Regulators Used in Scuba Diving WASHINGTON, D.C. - In cooperation with the U.S. Consumer Product Safety Commission (CPSC), Scubapro of Sturtevant, Wis., a division of Johnson Worldwide Associates Inc., is recalling about 1,800 G500 second stage regulators used in scuba diving. The VIVA control knobs on these regulators can detach during a dive allowing water to rush into the regulator, which could result in a diver drowning. Scubapro has received six reports of the VIVA control knob detaching from the regulator, two of which occurred during a dive. No injuries have been reported. The G500 second stage regulators involved in this recall have serial numbers less than or equal to 13497450. The serial number is located on the bottom face of the exhaust manifold. These products were sold in diving specialty stores nationwide from March 1997 through June 1997 for around $300. Consumers should immediately stop using G500 second stage regulators involved in this recall and contact their local, authorized Scubapro dealer to arrange for a free replacement of the VIVA control knob. All other questions should be directed to Scubapro at (800) 382-2211 between 7 a.m. and 5 p.m. PT Monday through Friday. Under no circumstances should consumers dive with these regulators until they have been repaired.
Reported concern (CPSC)
Drowning
Recommended Action
Per CPSC guidance
The CPSC advises consumers to stop using the product. Contact the manufacturer or return the product to the place of purchase.
Verify this information on the official source
For complete details and official instructions, check the U.S. Consumer Product Safety Commission (CPSC) directly.
View official CPSC recall noticePage updated: Jan 6, 2026