The Genie 112518.0002.S is a fuse link switch assembly for use with Genie commercial door operators. Thermal fuse link switch assembly that breaks the control circuit on excessive heat for fire protection in Genie SX operators. Notable features include: thermal fuse link provides one-time-use fire protection by opening circuit on excess heat; designed specifically for genie sx series commercial operator; non-resettable - requires full assembly replacement after any heat event. Compatible with: Genie SX series commercial door operator, Fire-rated door operator installations requiring thermal fuse link protection, Commercial operators where SX enclosure fire protection is required. This is a genuine OEM replacement component for qualified service technicians.
A: A thermal fuse link is a one-time-use safety device that permanently opens a circuit when exposed to heat above its rated temperature. It is used in fire-rated door operator installations to ensure the operator or door responds correctly to a fire event.
A: No. Thermal fuse links are non-resettable, one-time devices. Once triggered by a heat event, the entire assembly must be replaced before the operator can return to service. Never bypass or short a fuse link.
A: Replace the fuse link assembly any time the operator has been exposed to a fire event or high-heat condition, or if inspection reveals a blown fuse link. Annual inspection of fire safety components is recommended.
A: Disconnect power to the operator, remove the old fuse link assembly following the operator service manual, install the new assembly in the same orientation and wiring positions, restore power, and verify operator function.
A: Never bypass a thermal fuse link under any circumstances. Always use the OEM replacement part with the correct temperature rating. After any heat event, inspect all fire safety components before returning the operator to service.
