Set-Up Before Set-Up - Viessmann WB1A Series Installation And Service Instructions Manual

General Information/Set-up
Before Set-up
Minimum Clearances
Side
12"/305 mm
Front
28"/700 mm
12"/300 mm
¼"/5 mm ¼"/5 mm
12
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Before placing boiler in its installation
location, ensure all necessary
accessories are installed.
*
Top
12"/305 mm
Back
0"/mm
0"/mm
Side
*
¼"/5 mm
28"/
700 mm
Recommended minimum service clearances
Refer to the illustrations on the left hand side.
Note:
The Vitodens 100-W boiler has passed the zero
inches vent clearance to combustibles testing
requirements dictated by the boiler Harmonized
Standard ANSI Z21.13. CSA 4.9.2005 and therefore
is listed for zero clearance to combustibles when
vented with a single wall special venting system
Top clearance -
(AL-29-4C material) or UL/ULC-listed CPVC gas vent
12".
See Vitodens material. The zero inches vent clearance to
Venting System
combustibles for the Vitodens 100-W boiler
Installation
supercedes the clearance to combustibles listing that
Instructions.
appears on the special venting system label.
Clearances to combustibles
Top
0 0 AL, CL
AL = Alcove
CL = Closet
*1
Refer to the Installation Instructions of the Vitodens
Venting System for details.
CAUTION
The boiler must be installed in such a
way that gas ignition system
components are protected from
water (spraying, splashing, etc.)
during boiler operation and service.
Front Rear Left Right
0 0
*1
Vent pipe
0 0