Viessmann VR2 Series - Start-Up;Appendix; Start-Up Information; Technical Data

AppendixAppendix
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 Lis t s, 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.
VR2-40 VR2-50 VR2-63
Required draft
*1
“w.c. -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
311
155
356
180
311
155
356
180
311
155
356
180
*1
Ensure com patibility with chimney system.
*2
Combustion results are based on 11% to 13.5% CO
2
with fuel oil # 2 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.
5285 838 v2.1
Technical information subject to change without notice.
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