{"schemaVersion":1,"slug":"ansi-manual-fire-alarm-station","name":"ANSI manual fire alarm station plan symbol","kind":"symbol","abbreviation":"F","aliases":["pull station","manual pull station symbol","fire alarm box"],"category":"installation-communications","drawingTypes":["GA"],"referenceFamilies":["IEEE / ANSI"],"summary":"US-style plan symbol for a manual fire alarm pull station, commonly a square with an F, at each exit.","description":["US plans mark manual pull stations with a square containing F or a pull-station shape, located within reach of each exit door. Single-action and double-action types are distinguished in the device schedule.","The plan is used to check that pull stations are within the required distance of each exit and at the required height. Protective covers may be specified where malicious activation is a risk. The symbol does not show the action type or cover."],"readingNotes":["Check location near each exit.","Check covers where specified."],"drawingChecklist":["Tag address.","State action type.","Give mounting height."],"distinction":"The IEC manual call point is a break-glass or resettable push; the US pull station is operated by pulling a handle.","facts":[{"label":"Graphic form","value":"Square with F"},{"label":"Operation","value":"Pull handle, single or double action"},{"label":"Artwork scope","value":"Original educational illustration; the exact ANSI or IEEE graphic and compliance are not certified"}],"references":[{"sourceId":"ieee-315","relevance":"Graphic-symbol standards context and official status; not a source of reproduced artwork."}],"related":["iec-manual-call-point-plan-symbol","ansi-fire-alarm-horn-strobe"],"artwork":"s28-ansi-manual-fire-alarm-station","publishedOn":"2026-10-28","updatedOn":"2026-10-28","provenance":"independent-public-research","symbolVariant":{"convention":"IEEE / ANSI","form":"Manual fire alarm station","reference":"US architectural electrical plan practice in the ANSI Y32.9 lineage, read alongside IEEE 315 context; independently drawn, not a certified IEEE or ANSI graphic."},"plainEnglish":{"title":"What does ANSI manual fire alarm station plan mean?","introduction":"US plans mark manual pull stations with a square containing F or a pull-station shape, located within reach of each exit door. Single-action and double-action types are distinguished in the device schedule.","example":"The plan is used to check that pull stations are within the required distance of each exit and at the required height. Protective covers may be specified where malicious activation is a risk. The symbol does not show the action type or cover.","drawings":"Check location near each exit. Check covers where specified. The IEC manual call point is a break-glass or resettable push; the US pull station is operated by pulling a handle.","terms":[{"name":"Schematic","meaning":"A drawing showing function and connections rather than physical appearance."}],"diagram":"flow","steps":["Identify the device and form","Read the connections and state","Check the equipment reference"],"caption":"A guide to reading this reference. The original symbol illustration and its drawing notes appear below; these boxes are not a wiring diagram.","sources":[{"label":"IEEE/ANSI 315-1975: graphic symbols for electrical and electronics diagrams","url":"https://standards.ieee.org/ieee/315/515/"}],"detail":"US-style plan symbol for a manual fire alarm pull station, commonly a square with an F, at each exit. The IEC manual call point is a break-glass or resettable push; the US pull station is operated by pulling a handle.","profileId":"reviewed-symbol-20261028"},"url":"https://eloragrid.ai/symbols/ansi-manual-fire-alarm-station","illustration":{"url":"https://eloragrid.ai/tools/electrical-library/illustrations/ansi-manual-fire-alarm-station.svg","scope":"Original educational concept; not an official standard graphic or product footprint","license":"https://creativecommons.org/licenses/by/4.0/"},"sources":[{"id":"ieee-315","title":"IEEE/ANSI 315-1975: graphic symbols for electrical and electronics diagrams","publisher":"IEEE Standards Association","url":"https://standards.ieee.org/ieee/315/515/","type":"standard","scope":"Graphic symbols and designation letters. IEEE lists this edition as Inactive-Reserved; it is a historical reference, not a claim of current compliance.","checkedOn":"2026-10-13","reuse":"link-only","relevance":"Graphic-symbol standards context and official status; not a source of reproduced artwork."}]}