Install Instructions

2VIEGA 1-800-976-9819 PI-16015-03/09
The Viega Basic Heating Control is designed to control the supply water temperature to a hydronic system in order
to provide outdoor reset operation. The Basic Heating Control uses a oating action actuator mounted on a divert-
ing or mixing valve to regulate the supply water temperature. The control has a Liquid Crystal Display (LCD) to view
system status and operating information.
Additional functions include:
• User comfort adjustment to increase or decrease building space temperature
• Advanced settings to ne-tune building requirements
• Optional indoor sensor for room air temperature control
• Test sequence to ensure proper component operation
• 120 VAC power supply
• Powered system circulator pump output
• CSA C US certied (approved to applicable UL standards)