Limit Module Kit for X-Series Fire Door Operator (FDO) Limit module kit specifically designed for Genie X-Series Fire Door Operators. Compatible with OPGSX Series FDO installations. Supports required fire-door automatic-close life-safety function.
A: The .0005 variant is engineered for Fire Door Operator (FDO) installations. The .0004 is for AK sub-designation operators with NEMA 4 enclosures, and the .0003 is for standard T/J/H and GT/GH X-Series operators.
A: Fire door operators are required to release and allow the door to close automatically upon fire alarm activation. The limit module must be compatible with FDO control logic to ensure proper life-safety behavior.
A: Alternate part numbers include 111421.0005, 111421.05, and 111421.5. Always verify the full part number with your Genie distributor to ensure correct kit selection.
A: Installation must conform to NFPA 80 (Standard for Fire Doors and Other Opening Protectives) and applicable local fire codes. Only qualified technicians should service fire door operators.
A: No. Substituting a non-FDO limit module in a fire door operator application can compromise life-safety function and may violate fire code compliance. Always use the FDO-specific .0005 variant.
