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RIS 400-700 P EKO 3.0 v2019.06
20. CONTROL BOARD RG1
LED indications of the controller Pic. 3a
LED2
Air damper close
LED9
Medium fans speed
LED2 + LED3
Air damper open
LED10
Minimal fans speed
LED4
Water valve open
LED11
Supply air fan speed reducing
LED5
Water valve close
LED12
Preheater
LED6
BYPASS open
LED13
Supply air heater
LED7
BYPASS close
LED14
Circulator pump
LED8
Maximal fans speed