Safety instructions For your safety Please follow these safety instructions closely to prevent accidents and mate- rial losses. Safety instructions explained Danger Incorrect work on the system can Danger lead to life-threatening acci- This symbol warns against the dents. risk of injury. Work on electrical equipment must only be carried out by a Please note...
Index Index Introductory information Commissioning..................... Operation......................Scanning options Scanning actual values..................Scanning messages..................... Scanning statement values.................. Scanning the heat meter..................What to do if... The solar thermal system does not start.............. 10 There is no DHW available................... 10 The display appears dark..................11 The display illumination flashes................
Introductory information Commissioning The commissioning and matching up of the control unit to local conditions and to the structural characteristics of the build- ing, plus the instruction of the user in operating the system, must be carried out by your heating contractor.
Operation Operation Controls 30.04.2009 10:59 Tcol 47.7 °C Tcylb 35.4 °C Standard display Cursor keys The standard display will automat- To scroll through the menu. ically show after approx. 4 min. Cursor keys OK key; to confirm your selection To adjust values. or save the setting.
Scanning options Scanning actual values Press the following keys: for additional actual values, subject to the system equip- for the "Main menu". ment level. 2. OK the first three actual values will until the "Main menu" be displayed. appears. "Actual values" Explanation Tcol Collector temperature in °C...
Scanning options Scanning actual values (cont.) Actual cylinder temperature curve Amount of heat in kWh HM 1 Tcylb today Collector temperature curve Note The right bar indicates the value of the current day in kWh. Tcol today Scanning messages Press the following keys: 3.
Scanning options Scanning statement values Press the following keys: 5. OK to confirm. for the "Main menu". for additional statement val- ues, subject to the system for "Solar". equipment level. 3. OK to confirm. until the "Main menu" appears. for "Statement". "Statement"...
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Scanning options Scanning the heat meter (cont.) until the "Main menu" appears. "HM..." Explanation Tflow Flow temperature in °C Tretn Return temperature in ºC "Heat" Amount of heat in Wh "Heat" Amount of heat in kWh "Heat" Amount of heat in MWh Note Add the heat values together.
What to do if... The solar thermal system does not start Cause Remedy The mains isolator is switched OFF. Switch ON the mains isolator. The solar control unit MCB has respon- Contact your local heating contractor. ded (mains voltage is present, display does not illuminate).
What to do if... The display appears dark Cause Remedy Power failure. After power has been restored following a failure, the solar control unit returns into operation automatically. The power distribution MCB (main Check the MCB and contact your heating domestic MCB) has responded (mains contractor, if necessary.
Menu overview Menu overview Subject to the individual system equip- ment level and functions (set by your heating contractor), the displays may vary from the example illustrated here. Main menu Actual values Reports Solar Manual mode Messages: Operator code back No fault !Interruption >Sensor...
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Applicability Applicable for the Vitosolic 200, type SD4 Part no. 7418 202 Your contact Contact your local contractor if you have any questions regarding the maintenance and repair of your system. You may, for example, find local contractors on the internet under www.viessmann.com.