6-Year Service
Once every six years, our licensed technician will empty each extinguisher, examine it from the inside out, and recharge it to factory spec.
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6-Year Service
Every six years, our licensed technicians take each stored-pressure extinguisher out of service, open it up, examine it from the inside, and recharge it to specification before returning it to the wall.
What's Included
- Extinguisher fully discharged and emptied of its agent
- Interior of the cylinder examined for corrosion or pitting
- Valve disassembled and worn parts replaced
- O-rings, gaskets, and seals checked for signs of wear, and replaced if needed.
- Agent replaced or refilled to the rated charge
- Unit re-pressurized to specification and leak-checked
- New 6-year service collar and dated tag applied
Frequently Asked Questions
It's an internal examination required by NFPA 10 for stored-pressure extinguishers, where the unit is fully discharged, inspected inside, and recharged to specification.
Over time the interior of the cylinder can develop corrosion or pitting that isn't visible from the outside, so NFPA 10 requires the unit be emptied and examined internally every 6 years.
The extinguisher is fully discharged, the cylinder interior is examined, the valve is disassembled, worn parts and O-rings are replaced, the agent is refilled, and the unit is re-pressurized and leak-checked.
Stored-pressure extinguishers require the 6-year internal examination.
The annual inspection is an external check with pressure and seal verification, while the 6-year service opens and empties the unit for a full internal examination and recharge.
The dated tag and service collar on your extinguisher show when it was last serviced, and Hedrick Fire Protection tracks this in its service records.
Yes, licensed technicians perform the 6-year service on-site as part of the mobile service.
The extinguisher gets a new 6-year service collar and a dated tag confirming the internal exam and recharge.
The 6-year internal examination is required under NFPA 10.
No, the 6-year internal exam and the 12-year hydrostatic test are separate NFPA 10 requirements on different schedules.