Viqua D4 El Manual Del Propietario página 16

6.1 Low UV Alarms (+ models only) Certified and Non-certified
Low UV Alarm
Flush system
Audible alarm
Clean sleeve & sensor
Audible alarm
Check UVT
UVT above 75%
In some cases, short-term flows of low ultraviolet transmittance (UVT) water can be created following and during the regeneration cycle of a water softener,
*
resulting in a sensor alarm. Flushing the UV system alleviates this condition until the softener goes through another regeneration cycle. In the longer term,
the softener's settings must be modified. To flush the UV system, disinfect the water lines. Refer to
Refer to Section 4.1.
**
*** Contact VIQUA or your water treatment dealer for a test of the UVT of the water.
*
No audible alarm
**
No audible alarm
***
recommended level
Ensure lamp is less than
UVT below
1 year old
If answer is yes,
replace sensor
Section
Troubleshooting
Problem is
corrected
Problem is
corrected
Increase UVT using
pretreatment
If answer is no,
replace lamp
3.2.
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