Ansul Regulator Test Kit - 056972
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The Ansul 056972 Regulator Test Kit is the definitive diagnostic instrument for Ansul R-102 and Piranha fire suppression systems. The pressure regulator is the command center of a pre-engineered kitchen suppression system, reducing high-pressure gas from the nitrogen or CO2 cartridge -- typically 1,800 to 2,100 PSI -- down to the controlled, steady output pressure required to properly expel the suppression agent. The 056972 kit allows technicians to verify this regulated output in real-time by simulating a system trip, providing the quantitative data required for NFPA 17A compliance documentation.
For fire protection contractors managing commercial kitchen systems, a visual walkthrough is insufficient. The 056972 performs a live load test of the system's pneumatic output, confirming the regulator delivers the correct pressure to achieve proper agent atomization and discharge velocity. The calibrated low-pressure gauge identifies fatigued regulator springs, creeping pressure from pipe scale contamination, and output drift caused by years of thermal cycling -- all before a Fire Marshal inspection or a real fire event.
| Feature | Details |
|---|---|
| Manufacturer | Ansul (A Johnson Controls Brand) |
| Part Number | 056972 |
| System Compatibility | Ansul R-102, Ansul Piranha |
| Gauge Type | Low-pressure gauge (calibrated accuracy) |
| Pressure Range | 0--300 PSI monitoring range |
| Case Type | Impact-resistant carrying case |
| Certifications | UL 300 Listed, OEM Original |
Regulated Pressure Audit
Connect the kit directly to the regulator's outlet and trigger a test cartridge. The low-pressure gauge provides a dead-head reading of the regulated output. If the needle does not land precisely within the designated pressure zone, the regulator is deficient and must be replaced.
Accuracy and Drift Verification
Internal regulator components can drift over years of thermal cycling, causing subtle pressure deviations that would not be visible during a standard walkthrough. The 056972 identifies these failures during the semi-annual inspection before they result in a citation or red-tag from the Fire Marshal.
Inspection Documentation
The pressure data obtained from this test kit is a mandatory component of the Certificate of Inspection, providing documented proof that the Ansul system is functioning according to its UL 300 tested design. This record is required for NFPA 17A compliance and insurance purposes.
Test Gauge Calibration
The 056972 gauge itself should be professionally calibrated annually. Because it is a diagnostic instrument, gauge error could cause a technician to approve a faulty regulator. Any gauge showing drift from a known standard should be taken out of service.
Does this kit work for both the R-102 and Piranha systems?
Yes. While the agents differ between platforms, both utilize standard Ansul regulators. The 056972 includes the universal adapters necessary to interface with both system types.
How often does the test gauge itself need to be calibrated?
Annual professional calibration is best practice for fire safety service providers. Because the 056972 is a precision diagnostic instrument, any gauge error could lead to a technician approving a faulty regulator and leaving a system out of compliance.
What happens if the regulator test fails?
If the regulated output pressure is outside the specified range, the regulator must be replaced immediately with a new OEM unit. Technicians are not permitted to adjust internal regulator settings in the field; field modification voids the UL 300 listing.
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