It is always advisable to have experienced and licensed technicians working on Direct Spark Ignition (DSI) systems. Often a poor ground connection will cause a safety shutdown of a burner. It is On this page you can find the Honeywell S87 user guide. Page 10 and 11 have Service and Troubleshooting information that you can share with your technician.
Replied on Oct 24, 2017 by Adam from Industrial Stores