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by karlshaw
Wed Jun 12, 2019 5:46 pm
Forum: Fire Alarm General Discussion
Topic: Siemens Pyrotronics smb-2 ground fault
Replies: 3
Views: 666

Siemens Pyrotronics smb-2 ground fault

Hello, We have Siemens Pyrotronics fire alarm system. Everything works fine but Ground Fault light stays on. Upon troubleshooting it was determined that main board smb-2 has ground fault. There are many companies online selling working smb-2 boards. Can another working board be swapped to our system...