Viessmann Vitodens 200-W B2HA 80 User Manual

for use by heating contractor
Please file in Service Binder
5683 706 - 01 01/2014
Installation Instructions
Vitodens 200-W, Series B2HA
Models 80, 100
Wall-mounted, gas-fired condensing boiler
For operation with natural gas and liquid propane gas
Heating input: 104 to 352 MBH
30 to 103 kW
VITODENS
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200-W
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IMPORTANT
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Viessmann Vitodens 200-W B2HA 80 Specifications

General

Model	Vitodens 200-W B2HA 80
Category	Boiler
Fuel Type	Natural Gas or Propane
Heat Exchanger Material	Stainless Steel
Water Connection Size	1 inch
Gas Connection Size	3/4 inch
Connection for Heating Flow/Return	1 inch
Electrical Connection	120 V, 60 Hz
Type	Wall-mounted
Output	80, 000 BTU/hr
Control	Vitotronic 200
Vent Size	2"
Efficiency	Up to 98% AFUE

Summary

Safety, Installation and Warranty Requirements

Licensed professional heating contractor

Installation must be done by a licensed professional.

Contaminated air

Carbon monoxide

Warns about CO risks from improper venting.

Fresh air

Highlights need for adequate ventilation for safe operation.

Equipment venting

Stresses importance of proper venting for safety.

Fiberglass wool and ceramic fiber materials

General Information

Important Regulatory and Installation Requirements

Details codes, user training, start-up, and service procedures.

Important Regulatory and Installation Requirements (continued)

Mechanical Room

Specifies requirements for the boiler installation location.

Set-up

Before Set-up

Minimum Clearances

Specifies required clearances around the boiler.

Boiler Connections

Preparing the Connections

Preparing the Connections (continued)

Wall Mounting

Instructions for fitting and installing the wall mounting bracket.

Wall Mounting (continued)

Steps for mounting the boiler onto the bracket and leveling.

Frame Mounting

Instructions for installing the boiler on a stand.

Models B2HA 45, 60 Frame Mounting

Steps for mounting the boiler onto a frame.

Connections

Connections (continued)

Safety Connections and Pressure Testing

Installing safety devices like pressure relief valves.

Safety Connections and Pressure Testing (continued)

Low water cut-off and performing pressure tests.

Waterside Flow

Details on flow rates and pressure drop for different configurations.

Boiler in Heating/Cooling

Instructions for using the boiler in a heating/cooling system.

Boiler with Low Water Cut-off

Details on installing a low water cut-off device.

Venting Connection

Notes on venting system installation and potential material effects.

Control Connections

Electrical Connections

Power supply for accessories and routing cables.

Overview of Electrical Connections, Models B2HA 45 and 60

Electrical Connections (continued)

Connecting the Outdoor Temperature Sensor