Viessmann Vitodens WB1B 35 User Manual

VITODENS 100-W 
Gas-fired wall-mounted condensing boiler
37 to 118 MBH / 10.8 to 34.6 kW
Vitodens 100-W
WB1B Series
Gas-Fired Wall-Mounted Condensing Boiler
with modulating stainless steel MatriX cylinder
burner and stainless steel Inox-Radial heat exchanger
for room air independent operation
(using a direct vent system) or room
air dependent operation
Technical Data Manual
Model Nos. and pricing: see Price List
Vitodens 100-W, WB1B
(with preinstalled coaxial vent pipe adaptor)

 This trademark is registered with the U.S. Patent and Trademark Office.
5369 277 v1.4 12/2009

Viessmann Vitodens WB1B 35 Specifications

General

Brand	Viessmann
Model	Vitodens WB1B 35
Category	Boiler
Language	English

Summary

Vitodens 100-W Boiler Introduction

Product Information

Vitodens 100-W Product Overview

Details the gas-fired wall-mounted condensing boiler, emphasizing value, quality, and Viessmann technology.

Boiler Cross-Section

Internal Components and Design Illustration

Illustrates the internal components of the Vitodens 100-W boiler, including burner, heat exchanger, and connections.

Technical Data

Boiler Specifications and Performance Ratings

Presents detailed technical data for WB1B 26 and WB1B 35 models, including input, output, weight, and connections.

Dimensions and Connections

Piping Connection Legends and Diagrams

Defines piping connection components and illustrates factory-supplied piping layouts for the boiler.

Service Clearances

Minimum Service and Combustible Clearances

Details required clearances for boiler service access and distances from combustible materials.

Condensate Management

Condensate Drainage and Neutralization

Covers condensate connection, drainage, and the requirements for neutralization units based on local regulations.

Venting, Electrical, and Control Systems

Venting, Electrical, and Control System Overview

Details venting options, electrical connections, the integrated control unit, and frost protection features.

Installation Examples: System Layouts

System Design Considerations

Boiler Location, Flue Gas, and Water Systems

Covers boiler location, flue gas systems, water connections, corrosion, underfloor heating, and water quality.

Coaxial PPs Vent System

Stainless Steel Vent System

CPVC Vent System

Hybrid Vent System Options