Applicability; Product Information - Viessmann VITODENS 100-W WB1B Series Installation And Service Instructions Manual

Applicability

IMPORTANT
The boiler serial number must be
provided when ordering replacement
parts. Both the 16-digit serial number
bar code label and the 12-digit ASME/
NB serial number correlate to each
other. Providing either serial number
is sufficient.
Serial No.
Model No.
WB1B 26
7374861
and
WB1B 35
7374862

Product Information

ASME/NB stamp 12-digit digit
serial number location
(metallic plate riveted on the heat on the heat
exchanger) H
Stainless steel Inox-Radial adial
heat exchanger
Serial No. location
(16-digit bar code white label te label
located on the boiler as shown as shown
in this drawing)
Fig. 1
Natural / propane gas-fired wall-mounted hot water heating boiler for space
heating.
For operation with constant (set-point) and outdoor temperature responsive
control in closed loop, forced circulation hot water heating circuits. An external
controller is required for DHW production.
The Vitodens 100-W comes factory set for operation with natural gas. Propane
conversion kit is included with each boiler.
Boiler model must be selected based on an accurate heat loss calculation of the
building. Ensure boiler model is compatible with connected radiation.
Vitodens 100 boilers are factory tested and calibrated. Further gas valve
adjustments are typically not required during field start-up.
Follow the Vitodens Venting System Installation Instructions to vent this boiler.
General Information
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