Viessmann VITODENS 200-W B2HE 85 User Manual

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6167 814 - 01 03/2021
Operating Instructions
VITODENS 200-W
for the system user
Read and save these instructions
for future reference.
Product may not be exactly as shown
IMPORTANT
Do not store or use gasoline or other
fl ammable liquids in the vicinity of this
or any other boiler.
WHAT TO DO IF YOU SMELL GAS
 Do not try to light any boilers.
 Do not touch any electrical switches,
do not use any phone in your building.
 Immediately call your gas supplier
from a neighbor’s phone. Follow
the gas supplier’s instructions.
 If you cannot reach your gas supplier,
call the fi re department.
Installation and service must be
performed by a qualifi ed installer,
service agency or the gas supplier.
If the information in this manual is not followed
exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
WARNING
Improper installation, adjustment, and/
or operation could cause carbon monoxide
poisoning resulting in injury or loss of life.
This product must be installed and serviced
by a professional service technician who is
experienced and qualified in hot water boiler
installation and gas combustion.
WARNING
Vitodens 200-W, B2HE
Models 85 to 199
Wall mounted gas-fired condensing boiler with 7 inch color touchscreen display
For operation with natural gas or liquid propane gas
Heating Input: 8.5 to 199 MBH
2.5 to 58.3 kW
H

Viessmann VITODENS 200-W B2HE 85 Specifications

General

Model	VITODENS 200-W B2HE 85
Category	Boiler
Efficiency	Up to 98% (Hs) / 109% (Hi)
Fuel Type	Natural Gas / LPG
Installation Type	Wall-mounted
Burner Type	MatriX cylinder burner
Control Unit	Vitotronic 200
Water content	3.5 liters
Max. working pressure	3 bar
Max. flow temperature	85°C
Electrical connection	230 V / 50 Hz
Protection class	IPX4D
Modulation Ratio	1:17

Summary

Safety, Installation and Warranty Requirements

Licensed Professional Heating Contractor

Requirement for qualified installation and service personnel.

Contaminated Air

Hazards of contaminated air for equipment and occupants.

Carbon Monoxide

Hazards of carbon monoxide from improper operation.

Fresh Air

Requirement for adequate combustion and ventilation air.

Equipment Venting

Importance of proper venting to avoid CO poisoning.

General Information

Intended Use

Details the specific purpose and limitations of the boiler.

Energy Saving Tips

Advice on reducing energy consumption for heating and DHW.

Tips for Greater Comfort

Guidance on optimizing comfort settings and hot water.

DHW Heating

Setting the DHW Temperature

Instructions for adjusting the domestic hot water temperature.

Switching DHW Heating On or Off (Operating Program)

How to enable or disable DHW heating via the operating program.

One-Off DHW Heating Outside the Time Program

Procedure for manual DHW heating outside scheduled times.

Additional Adjustments

Locking the Controls

Methods for locking the control panel to prevent unauthorized access.

Switching Internet Access On or Off

Managing the system's internet connectivity via WiFi.

About these Instructions

For your Safety

General safety precautions and notes before operating.

Working on the Equipment

Requirements for personnel performing maintenance or service.

Maintenance and Cleaning

Importance of regular maintenance for performance and longevity.

Carbon Monoxide

For Safe Operation

Key checks and actions for safe boiler operation.

Frozen Water Pipe Hazard

Installation Area Conditions

Requirements for the installation environment to ensure safe operation.

Sources of Combustion and Ventilation Air Contaminants

Lists common sources of air contaminants affecting the boiler.

Operation

Operating Principles

Explanation of touchscreen, remote control, and lightguide indicators.

Overview of the "Main menu"

Navigation and functions available within the main menu.

Default Displays

"Heating Circuit” or “Continuous Operation” Default Display

Adjusting common settings for heating circuits or continuous operation.

"DHW” Default Display

Settings and checks for domestic hot water functions.

Starting One-Off DHW Heating

Procedure for initiating DHW heating outside the scheduled time program.

Time Programs

Procedure for Setting a Time Program

Step-by-step guide to configuring heating and DHW schedules.

Central Heating

Heating Circuit Selection

Choosing which heating circuit to configure.

Setting the Room Temperature for a Heating Circuit

Adjusting target room temperatures for different operating modes.

Switching Central Heating On or Off (Operating Program)

Enabling or disabling central heating via the operating program.

Setting the Heating Curve

Setting the Target Supply Temperature for a Heating Zone

Adjusting the target supply temperature for specific heating zones.

Temporarily Adjusting the Room Temperature for Certain Heating Circuits

Using 'Extended heating' for temporary temperature changes.

Adjusting the Room Temperature for Longer Periods at Home

Switching on "Holidays at home"

Saving Energy During Longer Absences

Switching on the "Holiday program"

Activating the energy-saving 'Holiday program' for absences.

Setting the DHW Temperature

Switching DHW Heating On or Off (Operating Program)

One-Off DHW Heating Outside the Time Program

Locking the Controls

Switching Internet Access On or Off

Establishing a WiFi Connection

Static IP Address

Restoring Factory Settings

Checking Maintenance Messages

Calling up Service Messages

Checking Fault Messages

Calling up a Fault Message

Procedure to view and acknowledge system fault messages.

Resetting the Burner after a Burner Fault

Emissions Test Mode

Switching the System Off

Shutting Down Heat Generation with Frost Protection Monitoring ("Standby Mode")

Steps to put the system in standby mode with frost protection.

Switching Off Heat Generation Without Frost Protection Monitoring

Switching the System On

Rooms are Too Cold

"Burner Fault" is Displayed.

Rooms are Too Hot

There is No Hot Water

"Fault" is Displayed.

The DHW is Too Hot

"Fault" is Displayed

Inspection and Maintenance

Boiler

DHW Tank

Overview of "Main menu"

Overview of "Main menu" (continued)

Holiday Program

Holidays at Home

Service

Terminology

Operating Program

Defining how the system heats rooms and DHW.

Operating Mode

Explanation of different heating operation modes.

Heating Operation

How the boiler provides heat based on set supply temperature.

Constant Operation

Boiler provides heating water at a constant supply temperature.

Standard Heating Operation

Room Temperature-Dependent Heating Operation

Reduced Heating Operation

Weather-Compensated Heating Operation

Supply temperature controlled by outside temperature.

Terminology (continued)

Heating Curve

Illustrates relationship between outside temp, room temp, and supply temp.

Heating Circuit

Setting the Slope and Shift, Taking the Heating Curve as an Example

Instructions for adjusting heating curve parameters.

Room Temperature

Temperature Target

Target Temperature

Supply Temperature

Weather-Compensated Operation

Supply temperature controlled by outside temperature.

Time Program

Determining the system's schedule.

Lighting and Operating Instructions

FOR YOUR SAFETY READ BEFORE OPERATING

Crucial safety warnings and instructions before initial operation.

OPERATING INSTRUCTIONS

Step-by-step guide for starting and operating the boiler.

TO TURN OFF GAS TO BOILER

Procedure for safely shutting off the gas supply to the boiler.