Start-up/Appendix
Viessmann Manufacturing Company Inc.
750 McMurray Road
Waterloo, Ontario • N2V 2G5 • Canada
Tel. (519) 885-6300 • Fax (519) 885-0887
www.viessmann.ca • mail@viessmann.ca
Viessmann Manufacturing Company (U.S.) Inc.
45 Access Road
Warwick, Rhode Island • 02886 • USA
Tel. (401) 732-0667 • Fax (401) 732-0590
www.viessmann-us.com • mail@viessmann-us.com
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Start-up Information
Boiler start-up
Start-up/Service Instructions
of boiler, as well as literature of burner and control
Service binder
1. File all Parts Lists, Operating and
Service Instructions into the Service
Binder.
2. Install a protective hanging coffer
near the boiler and store the Service
Binder in this location.
Technical Data
Boiler Model Model No. VB2-18 VB2-22 VB2-33 VB2-40 VB2-50 VB2-63
Required draft
*1
“w.c. -0.02 -0.02 -0.02 -0.02 -0.02 -0.02
Flue gas
*2
, gross temperature
*3
at
- 40°C boiler water temperature
- 75°C boiler water temperature
°F
°C
°F
°C
300
149
329
165
300
149
329
165
300
149
329
165
300
149
329
165
300
149
329
165
300
149
329
165
*1
Ensure com patibility with chimney system.
*2
Combustion results are based on 11.0% to 13.0% CO
2
with fuel oil #2, 9.5% to 10.2% with natural gas ,
or 10.0% to 11.5% CO
2
with propane, and a hot water heating system supply temperature of 167°F / 75°C, return 140°F / 60°C.
*3
Measured flue gas temperature with combustion air temperature of 68°F / 20°C.
5167 404 v1.9
Technical information subject to change without notice.
Printed on environmentally friendly
(recycled and recyclable) paper.
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