Applicability - Viessmann WB1A Series Installation And Service Instructions Manual

Applicability

IMPORTANT
Boiler serial number must be provided
when ordering replacement parts.
Both the 16-digit serial number bar
code paper label and the 12-digit
ASME/NB serial number correlate to
each other. Providing either serial
number is sufficient.
Product Information
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Vitodens 100-W, WB1A 8-24, 8-30
Serial No.
Model No.
WB1A 8-24 7246174
and
WB1A 8-30 7246175
Natural gas-fired wall-mounted hot water heating boiler for space heating.
For operation with constant (set point) boiler water temperatures in closed loop,
forced circulation hot water heating circuits. An external controller is required for
outdoor responsive control and DHW production.
The Vitodens 100-W comes factory set for operation with natural gas, with no
option of conversion to liquid propane.
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 100% factory tested and calibrated. No further
adjustments are required during field start-up.
To vent this boiler, follow the Vitodens Venting System Installation Instructions.
General Information
ASME/NB stamp serial
number location (12-digit
metallic plate riveted on the
heat exchanger)
Serial No. location (16-digit
barcode white paper label
located on the left or right
side of the boiler)
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