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Operating Instructions
and User’s Information Manual

for use by engineers and heating contractors

5712 718  v1.0  06/2011

Read and save these instructions
for future reference

.

Vitotronic 100
Model KW10B

Boiler control unit 
for modulating temperature heating systems
Part No. 7834 238

VITOTRONIC 100

Please file in Service Binder

IMPORTANT

Certified as a component 
part for Viessmann boilers

Summary of Contents for 7834 238

Page 1: ...ors 5712 718 v1 0 06 2011 Read and save these instructions for future reference Vitotronic 100 Model KW10B Boiler control unit for modulating temperature heating systems Part No 7834 238 VITOTRONIC 10...

Page 2: ...ure please see section entitled Important Regulatory and Safety Requirements Licensed professional heating contractor The installation adjustment service and maintenance of this equipment must be perf...

Page 3: ...ct property damage u Indicates an imminently hazardous situation which if not avoided may result in minor injury or product property damage u Helpful hints for installation operation or maintenance wh...

Page 4: ...Summer mode switch 5 Override switch 5 Power switch 5 Location of Controls 5 Starting Up the Heating System 6 Shutting Down the Heating System 6 Altering the maximum Boiler Water Temperature 7 Diagno...

Page 5: ...r DHW position w the thermostat terminal to call for heat will be disabled Units equipped with an outdoor temperature sensor and programmed for either internal outdoor reset or OpenTherm enabled therm...

Page 6: ...om thermostat or other heat demand control to desired temperature A call for heat causes the red burner status indicator to illuminate Your heating system is now ready for operation Shutting Down the...

Page 7: ...m thermostat Select an appropriate boiler water temperature based upon advice from your heating contractor The factory default setting is between 104 F and 167 F 40 C and 75 C An elevated setting betw...

Page 8: ...the pin labelled with a E using a ballpoint pen If a click can be heard the limit was tripped No fuel 1 with oil Ensure sufficient supply of oil with gas Open main gas supply valve or contact your lo...

Page 9: ...s a colorless odorless gas which may be produced during incomplete combustion of fuel and or when the flame does not receive an adequate supply of combustion air Carbon monoxide can cause severe perso...

Page 10: ...mperature can save up to 5 in heating costs proper control settings 5 properly set the temperature for the DHW tank 4 set thermostatic zone valves properly 2 do not block heat transfer surfaces or the...

Page 11: ...11 5712 718 v1 0Vitotronic 100 KW10B Operating and User s Information...

Page 12: ...cturing Company U S Inc 45 Access Road Warwick Rhode Island 02886 USA 1 800 288 0667 Fax 401 732 0590 www viessmann us com info viessmann us com Viessmann Manufacturing Company Inc 750 McMurray Road W...

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