Viessmann CM2-620 TX - Description

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5584 070 - 01
Vitocrossal 200, CM2-400, -500, -620 and 620 TX Operating
Description
System Information
The Viessmann Vitocrossal 200, CM2 boiler series is
CSA certified for Canada, is constructed in compliance
with CSA B51 Standard and carries Canadian Registration
Numbers.
The boiler is suitable for a maximum operating pressure
of 75 psig and a maximum boiler water temperature of
210° F (99° C).
The Vitocrossal 200 boiler must only be installed in closed
loop hot water heating systems using a pre-charged
membrane expansion tank.
Legend
V Vent pipe connection
D Drain
CD Condensate drain
BR Boiler return
BTS Boiler water temperature sensor
BS Boiler supply
SH Female connection NPT ½ in. for pressure gauge
CA Combustion air pipe connection
SS Safety supply; pressure relief valve, air vent,
low water cut-off
The proper burner size must be verified and the burner
must be adjusted so that the maximum input of the
appropriate boiler size is always observed and adjusted.
The gas burner must be installed according to the
instructions supplied by the burner manufacturer.