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User Manual
Possible alarms during operation
Clogged drain
Description:
When clogged drain warning has been enabled, an alarm is raised when
the system constantly has been detecting moisture for 14 days .
Solution:
- Check gutter and down pipes for any obstacles preventing the melting
- Check if sensors are covered with dirt .
Missing sensor
Description:
When the connection to a sensor is lost, the EFIT™ 850 alarms the user . At
the same time the EFIT™ 850 automatically switches the system to "Con-
stant Off" mode, and user interaction with the EFIT™ 850 is needed .
Solution:
- Acknowledge error and go to "Installer Site" in the menu system and
- Contact your local installer to get a replacement .
New sensor added
Description:
When a new sensor is added, the EFIT™ 850 alarms the user and at the
same time automatically switches to "Constant Off" mode . User interaction
is needed in order to correct the error .
Solution:
Acknowledge error and go to "Installer Site" in the menu system and select
"Change System" .
Sensor malfunction
Description:
When something is wrong with the readings from connected sensors to
the EFIT™ 850, an alarm is raised .
Solution:
- Acknowledge error and go to "Installer Site" in the menu system and
- Contact your local service centre to get a replacement .
If the EFIT™ 850 controls more than 1 system, and prioritizing
has been enabled, the time before clogged drain warning for the
down-prioritized system, can be much longer . The time is only
updated, when the system actually is allowed to heat the area
(e .g . the up-prioritized system is not heating)
water to flow away .
select "Change System" .
Not all error prone sensors can be discovered using this feature!
select "Change System" .
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