Viessmann WB1A007 - User Manual

Viessmann WB1A007

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VITODENS 100-W

Installation and Service

Instructions

for use by heating contractor

Vitodens 100-W

WB1A Series

Wall-mounted, natural gas-fired condensing boiler

For natural gas

Heating input 29 to 100 MBH

8.5 to 29.3 kW

Read and save these instructions

for future reference.

IMPORTANT

Vitodens 100-W, WB1A

(with preinstalled coaxial vent pipe

adaptor)

Please file in Service Binder

5581 775 v1.3 08/2009

Questions and Answers

R
Rhonda SparksSep 6, 2025
What does Fault code 52 mean on a Viessmann WB1A007?
- R
  Rachel TaylorSep 6, 2025
  If your Viessmann Boiler shows Fault code 52, which indicates a short circuit in the flow sensor, check the connections and lead. If necessary, replace the sensor.
G
Gregory HallSep 7, 2025
What does Fault code 30 mean on a Viessmann WB1A007 Boiler?
- J
  John FreemanSep 7, 2025
  If your Viessmann Boiler displays Fault code 30, this indicates a short circuit in the boiler water temperature sensor. You should check the boiler water temperature sensor.

Viessmann WB1A007 Specifications

General

Brand	Viessmann
Model	WB1A007
Category	Boiler
Language	English

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