FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
Loading…
FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
Resources
Trouble Codes
Simplex
4010es
Excessively Dirty
Resource Center
Browse
Home
Questions
258
Trouble Codes
672
Panels
24
Panel Specs
24
Learn
NFPA 72-2025
Community
Community Wall
Tools
Ask AI
Loading…
Resource Center
Browse
Home
Questions
258
Trouble Codes
672
Panels
24
Panel Specs
24
Learn
NFPA 72-2025
Community
Community Wall
Tools
Ask AI
FACP
Manuals
Resource Center
Tools
Ask AI
Sign In
Ask AI
Sign In
Home
•••
Resources
Trouble Codes
Simplex
4010es
Excessively Dirty
Sign In
Excessively Dirty: 4010ES Trouble Code | Fire Alarm Resource Center
Excessively Dirty
trouble
Simplex 4010ES
67 views
What This Code Means
The sensor is so contaminated that it can no longer compensate for environmental factors and may not function correctly.
Common Causes
1
Heavy dust or dirt accumulation
2
Sensor chamber failure
3
Neglected maintenance
Resolution Steps
Immediately clean the sensor head or replace the sensor if cleaning does not clear the trouble.
Manual References
(3)
1
simplex
4010ES Releasing Control
Datasheet
2025
p. 2
Open
2
simplex
4010ES
Datasheet
2020
p. 3
Open
3
simplex
4010ES
Operations
2016
p. 26, 3, 4
Open
Getting Excessively Dirty on your 4010ES?
Ask TroubleShooter AI for help
→
Field Notes
Loading field notes...
Sign in
to share a field note
Related Codes
4009 NAC Power Failure
One or more NACs on a 4009 IDNet NAC Extender has a power failure.
IDNet Device: M#-# Battery Fault
This trouble indicates that there is a battery failure on the 4009 IDNet NAC Extender device connected to the system.
[Point Label] DISABLED TROUBLE
A point or zone has been manually inhibited from reporting alarm conditions or other status changes, typically because the device is malfunctioning or undergoing maintenance.
SUPERVISORY
A Supervisory condition indicates that some part of the building’s fire protection system is disabled or a lower priority initiating device has been triggered.
Battery Standby Trouble
The system backup batteries are low, missing, or failed.
Related Questions
What are the NAC circuit specifications for the Simplex 4010ES, and how many notification appliance circuits does it support?
How do I add IDNet devices to an existing 4010ES system?
How do I troubleshoot a ground fault on the Simplex 4010ES?
Excessively Dirty
trouble
Simplex 4010ES
67 views
What This Code Means
The sensor is so contaminated that it can no longer compensate for environmental factors and may not function correctly.
Common Causes
1
Heavy dust or dirt accumulation
2
Sensor chamber failure
3
Neglected maintenance
Resolution Steps
Immediately clean the sensor head or replace the sensor if cleaning does not clear the trouble.
Manual References
(3)
1
simplex
4010ES Releasing Control
Datasheet
2025
p. 2
Open
2
simplex
4010ES
Datasheet
2020
p. 3
Open
3
simplex
4010ES
Operations
2016
p. 26, 3, 4
Open
Getting Excessively Dirty on your 4010ES?
Ask TroubleShooter AI for help
→
Field Notes
Loading field notes...
Sign in
to share a field note
Related Codes
4009 NAC Power Failure
One or more NACs on a 4009 IDNet NAC Extender has a power failure.
IDNet Device: M#-# Battery Fault
This trouble indicates that there is a battery failure on the 4009 IDNet NAC Extender device connected to the system.
[Point Label] DISABLED TROUBLE
A point or zone has been manually inhibited from reporting alarm conditions or other status changes, typically because the device is malfunctioning or undergoing maintenance.
SUPERVISORY
A Supervisory condition indicates that some part of the building’s fire protection system is disabled or a lower priority initiating device has been triggered.
Battery Standby Trouble
The system backup batteries are low, missing, or failed.
Related Questions
What are the NAC circuit specifications for the Simplex 4010ES, and how many notification appliance circuits does it support?
How do I add IDNet devices to an existing 4010ES system?
How do I troubleshoot a ground fault on the Simplex 4010ES?
