Tamper Switch Supervisorysupervisory
Simplex 4010ES: Tamper Switch Supervisory
Simplex 4010ES·0 views·0 field notes
What This Code Means
A fire sprinkler control valve has been closed or tampered with.
Common Causes
- 1Sprinkler valve closed for maintenance
- 2Unauthorized valve closure
Resolution Steps
Verify the status of the sprinkler valves and ensure they are locked in the open position.