Viessmann B1HF User Manual

Installation and service instructions
for contractors
VIESMANN
Vitodens 100-W
Type B1HF, B1KF, 3.2 to 32 kW
Type B1HF-M, B1KF-M (for multiple connection), 5.7 to 32 kW
Wall mounted gas condensing boiler
Natural gas and LPG version
Gas Council No.
■
B1HF: 41-819-51, 41-819-48, 41-819-49, 41-819-50
■
B1KF: 47-819-50, 47-819-51, 47-819-52
VITODENS 100-W
6167586 GB 3/2021
Please keep safe.

Viessmann B1HF Specifications

General

Brand	Viessmann
Model	B1HF
Category	Boiler
Language	English

Summary

Safety Instructions

System Operation Safety

Gas Leakage Safety Protocols

Flue Gas Leakage Safety Protocols

Water Leakage Safety Protocols

Preparing for Installation

Boiler Dimensions and Connection Points Overview

Water, Gas, and Electrical Connection Preparation

DHW and Cold Water Connection Specifics

Installation Sequence and Procedures

Boiler Connections and Piping Installation

Electrical Wiring and System Connections

Commissioning, Inspection, and Maintenance Procedures

Initial System Commissioning Steps

Step-by-step guide for initial system setup and configuration using the assistant.

System Filling, Venting, and Gas Connection Checks

Covers filling the system, venting, gas type checks, and pressure testing.

Burner Assembly and Safety Device Checks

Instructions for burner maintenance, electrode checks, and back draught safety devices.

Component Cleaning and System Pressure Verification

Procedures for cleaning components and verifying system pressure.

Combustion Quality and Control Unit Configuration

Focuses on checking combustion quality and configuring the control unit.

System Configuration and Parameter Adjustment

Accessing and Setting System Parameters

How to call up and adjust various system parameters using the control unit.

Detailed Parameter Functions and Settings

Explains parameters for scald protection, drying, heating outputs, and operating modes.

Extension Subscriber Number Configuration

Diagnosis and Service Menu Navigation

Service Menu Access and Overview

Guide to accessing and using the service menu for diagnostics and system checks.

Checking Operating Data and Diagnostic Information

How to view operating data and check diagnostic information within the service menu.

Troubleshooting and Fault Resolution

Fault Display and Message Access Procedures

How to view and acknowledge fault codes and messages on the programming unit.

Electronics Modules and Fault Message Reference

Detailed Fault Causes and Resolution Steps

Comprehensive list of fault codes, their causes, and recommended measures.

Repairs and Component Servicing Procedures

Boiler Shutdown and Isolation for Repairs

Steps for safely shutting down and isolating the boiler before repairs.

Boiler Removal and Circulation Pump Checks

Procedures for removing the boiler and checking the circulation pump status.

Temperature Sensor Checks and Replacements

Guides on checking and replacing various temperature sensors.

Component Replacement and Fuse Check Procedures

Covers replacing heat exchanger, cables, and checking fuses.

Appliance Function Descriptions

Appliance Operating Modes and Programs

Connection and Wiring Diagrams

HBMU Heat Management Unit Wiring Diagram

System Component Wiring Schematics