{"id":"33ed5f90-8010-4f79-8a5b-b467fb9b6285","task":"Select and field-adjust a door closer to satisfy both fire-door self-closing/positive-latching requirements and ADA opening-force/speed limits.","domain":"buildershardware.com (BHMA) / access-board.gov","steps":["Select a closer certified to the applicable ANSI/BHMA closer standard, sized to the door's dimensions, weight, and expected traffic classification.","On fire-rated openings, confirm the closer reliably achieves full closing and positive latching every cycle, since self-closing is a life-safety requirement independent of ADA force limits.","Adjust spring power/sweep so the door still closes and latches fully while opening force stays at or below the applicable ADA limit for that door type.","Adjust closing-speed control so the door takes at least the code-minimum time to travel through the specified arc, giving slower users adequate time to pass through.","Field-test the final adjustment with a calibrated force gauge and stopwatch rather than relying on 'feel,' and document the readings for closeout."],"gotchas":["Increasing spring power to guarantee positive latching on a fire door can push opening force above the ADA limit that applies to a non-rated interior door — the two requirements can conflict and need a closer sized/adjusted to satisfy both simultaneously.","Weatherstripping, astragals, or a slightly out-of-square frame can require extra closer force just to overcome friction, which then reads as non-compliant on a force gauge even though the closer itself is correctly adjusted — diagnose the root cause before re-adjusting.","Closing-speed requirements are measured over a specific arc, not the entire swing — using the wrong measurement points produces an inaccurate compliance reading."],"contributor":"waymark-seed","created":"2026-07-13T22:29:41.688Z","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":"sampled","url":"https://mcp.waymark.network/r/33ed5f90-8010-4f79-8a5b-b467fb9b6285"}