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Viessmann Vitotronic 300 Series User Manual

Viessmann Vitotronic 300 Series
52 pages
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for use by heating contractor
Please file in Service Binder
5838 970 - 01 05/2019
Operating Instructions
Certified as a component
part for Viessmann boilers
VITOTRONIC
r
300
Vitotronic 300
Type GW6B
Single boiler system or multi boiler system with
Weather-compensated control unit
Read and save these instructions
for future reference.
IMPORTANT

Table of Contents

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Viessmann Vitotronic 300 Series Specifications

General IconGeneral
DisplayLCD
Operating voltage230 V AC
Remote AccessYes, via Vitoconnect
ApplicationHeating systems
CompatibilityViessmann heating systems
ConnectivityWired (depending on model)
Protection classIP20
Ambient temperature0 to +50 °C
Relative humidityNon-condensing
Control functionsHeating

Summary

Safety

Safety, Installation and Warranty Requirements

Overview of safety, installation, and warranty guidelines for proper system use.

Licensed professional heating contractor

Highlights the requirement for qualified professionals for installation and maintenance.

Carbon monoxide

Warns about potential carbon monoxide risks from improper installation or maintenance.

Equipment venting

Emphasizes the necessity of a proper venting system to prevent carbon monoxide poisoning.

DHW Heating

Operation - Single boiler system control

Programming Unit

Overview of the control unit's interface and basic navigation for single boiler systems.

Operation - Multi boiler system control

Cascade Control Programming Unit

Details the programming unit for managing multiple boilers in a cascade system.

Start-up/Shutdown

Central Heating

Central Heating - Single boiler system control

Central Heating - Multi boiler system control

Maintenance

Scanning System Fault Messages

Guidance on how to view and interpret system fault notifications.

Scanning Burner Fault Messages

Guidance on how to view and interpret burner-specific fault notifications.

Troubleshooting

Rooms are Too Cold

Identifies causes and remedies for insufficient heating in rooms.

Rooms are Too Hot

Identifies causes and remedies for overheating in rooms.

There is No DHW

Identifies causes and remedies for lack of domestic hot water.

The DHW is Too Hot

Identifies causes and remedies for domestic hot water being excessively hot.

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