Viessmann Vitocrossal 200 CM2 246 Operating Instructions Manual
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- Installation instructions manual (52 pages) ,
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Operating Instructions
for use by heating contractor
Vitocrossal 200
CM2 Series 186, 246, 311, 400, 500, 620 and 620 TX
Gas condensing boiler with cylinder burner
Heating input:
663 to 2245 MBH
194 to 658 kW
VITOCROSSAL 200
5546 488 - 02 01/2023
H
WARNING
If the information in this manual is not followed
exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
Do not store or use gasoline or other
flammable liquids in the vicinity of this
or any other appliance.
WHAT TO DO IF YOU SMELL GAS
Do not try to light any appliances.
g
Do not touch any electrical switches,
g
do not use any phone in your building.
Immediately call your gas supplier
g
from a neighbor's phone. Follow
the gas supplier's instructions.
If you cannot reach your gas supplier,
g
call the fire department.
Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
WARNING
Improper installation, adjustment, and/
or operation could cause carbon monoxide
poisoning resulting in injury or loss of life.
This product must be installed and serviced
by a professional service technician who is
experienced and qualified in hot water boiler
installation and gas/oil combustion.
Product may not be exactly as illustrated.
IMPORTANT
Read and save these instructions for
future reference.
Please file in Service Binder
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Table of Contents
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Summary of Contents for Viessmann Vitocrossal 200 CM2 246
- Page 1 Operating Instructions for use by heating contractor Vitocrossal 200 CM2 Series 186, 246, 311, 400, 500, 620 and 620 TX Gas condensing boiler with cylinder burner Heating input: 663 to 2245 MBH 194 to 658 kW VITOCROSSAL 200 WARNING If the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life.
-
Page 2: Safety, Installation And Warranty Instructions
Once the installation work is complete, the heating to installation of carbon monoxide detectors. Follow contractor must familiarize the system operator/ the Viessmann maintenance schedule of the boiler ultimate owner with all equipment, as well as safety contained in “Service Instructions”. -
Page 3: Table Of Contents
Table of Contents Vitocrossal 200, CM2 186 to 620 Operating Page General Information Safety, Installation and Warranty Instructions....2 About these Instructions..........4 Safety For your Safety............4 Operation...............4 Gas smell...............4 Flue gas smell............4 Working on the equipment........5 Combustion air and ventilation openings....5 Carbon monoxide............5 Dangerous conditions..........5 Frozen water pipe hazard.........5... -
Page 4: About These Instructions
General Information/Safety Vitocrossal 200, CM2 186 to 620 Operating About these Instructions Take note of all symbols and notations intended to draw attention to potential hazards or important product information. These include “WARNING”, “CAUTION”, and “IMPORTANT”. See below. uWarnings draw your attention to the presence of WARNING potential hazards or important product information. -
Page 5: Working On The Equipment
If your home will be unattended for an extended period gas-burning equipment. of time during cold weather, you should... Note: Viessmann does not test any detectors and - Shut off the water supply to the building, drain the makes no representation regarding any brand water pipes and add an antifreeze for potable water or type of detector. -
Page 6: Maintenance And Cleaning
Maintenance and cleaning Regular inspection and service by a qualified heating WARNING contractor is important to the performance of the Viessmann CM2 boilers. Neglected maintenance impacts on warranty; regular inspection ensures Improper installation, adjustment, service, or clean, environmentally friendly and efficient operation. -
Page 7: Description
System Information Vitocrossal 200, CM2 186 to 620 Operating Description The Viessmann Vitocrossal 200, CM2 boiler series is The proper burner size must be verified and the burner CSA certified for Canada, is constructed in compliance must be adjusted so that the maximum input of the with CSA B51 Standard and carries Canadian Registration appropriate boiler size is always observed and adjusted. -
Page 8: Fuel(S)
The condensate occurring will have a pH value between series, contact your local Viessmann Sales Representative. 3 and 4. If local building requirements demand neutralizing the condensate before disposal, contact Viessmann Optimum operation Manufacturing Company Inc. -
Page 9: Operation
System Information Vitocrossal 200, CM2 186 to 620 Operating Operation A ON indicator (green) B Fault indicator (red) C Emissions test switch (only for service purposes) D ON/OFF switch E MCB/fuses Starting the heating system Separate heating system controls Ask your heating contractor about the following: In case additional controls are installed in the boiler room, Boiler and relevant control unit type e.g. -
Page 10: Service Schedule
Service and Maintenance Vitocrossal 200, CM2 186 to 620 Operating Service Schedule The following is an overview of scheduled service steps. Regular service work ensures reliable, energy-efficient, and environmentally friendly operation. Frequency Performed by Service Monthly Owner / Check the system pressure frequently. Operator Ensure proper operation of the boiler control. -
Page 11: Additional Maintenance Information
Check with regional chemical In case the heating boiler is shut down for an extended suppliers for boiler water treatment or with Viessmann period of time, i.e. after the heating season, the combustion Manufacturing Company Inc. directly. - Page 12 Vitocrossal 200, CM2 186 to 620 Operating Quick Reference °C °F +10 +50 +16 +61 +25 +77 +40 +104 +122 +140 +158 +176 +194 +100 +212 +110 +230...