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error Garrison
Error Code 4 quick beeps, 5 seconds silence, repeating pattern
Indicates an alarm condition with dangerous concentrations of CO detected.
? What Causes This
Dangerous levels of carbon monoxide have been detected in the environment.
✓ How to Fix It
Follow steps to exit premises, contact emergency services and ventilate if necessary.
Source: page 13 of the official manual
From the manual
This error code appears in:
Garrison 043 6119 2