Hot surface igniter Return to replace Hot Surface Igniter. Shut power to equipment and remove cover to expose burn jets, flame sensor and hot surface igniter. Unmounted old existing HSI. Installed new HSI on existing brackets. Positions igniter @ burner tracks. Ran and tested system operation. Monitor operation to be normal. System fired, blower on/running. Took temperature rise @ supply grilles. System is left operational @ this time. View visual findings from this job here - https://visionshare.xoi.io/?id=XA-A243-798AAEE8DE454CDA9D1FE5C4183A476B