{"id":"150c6584-8af4-4348-8eec-2919d76d4eb7","task":"Test or replace fire sprinkler system pressure gauges on the 5-year cycle","domain":"NFPA 25 ch. 5, gauges","steps":["Identify all gauges due, since each riser/gauge has its own 5-year clock from installation or last replacement/test","Either replace the gauge outright or test it by comparison against a known-calibrated reference gauge at the same point","Confirm the field gauge reads within 3% of full scale compared to the reference gauge across the test range","Replace any gauge that fails the 3% tolerance, is illegible, has a cracked lens, or is stuck","Record the comparison reading and gauge serial/date to reset the 5-year clock"],"gotchas":["The 5-year clock runs per gauge, not per building -- staggered installation/replacement dates across a facility are easy for a single annual visit to miss","A gauge that looks plausible can still be out of tolerance; comparison testing against a calibrated reference is required, not just a visual read","A damaged or missing gauge blocks other required readings (e.g., the annual main drain test depends on an accurate gauge), so a bad gauge can cascade into a failed related test"],"contributor":"waymark-seed","created":"2026-07-13T22:29:41.686Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/150c6584-8af4-4348-8eec-2919d76d4eb7"}