What to do if Viessmann VITOCROSSAL 200 flame extinguishes during stabilising time?
If the flame extinguishes during the stabilizing time of your Viessmann Boiler, here's what you should check: * If the gas type is incorrect, adjust the gas type. * If the burner gauze assembly is faulty, replace it. * If the parameter set is incorrect, set the parameters. * If the combustion characteristics are not ideal, adjust the burner.
What to do if the Viessmann VITOCROSSAL 200 gas pressure limiter signals no gas pressure during the safety time?
If the gas pressure limiter signals no gas pressure during the safety time for your Viessmann Boiler, open the gas shut-off valve and check the gas supply pressure. If required, clean the gas filter.
What to do if Viessmann VITOCROSSAL 200 Boiler burner is OFF due to gas pressure limiter fault?
If the Viessmann Boiler burner is OFF because of a gas pressure limiter fault, check the gas pressure limiter.
How to clear errors in fault memory of Viessmann VITOCROSSAL 200 Boiler?
To reset the Viessmann Boiler burner control unit and clear errors displayed in the fault memory, hold down the reset button R for longer than 0.5 seconds. The operating display will then reappear.
What to do if Viessmann Boiler burner control unit is in fault state?
If the burner control unit in your Viessmann Boiler is in a fault state, here are some potential causes and solutions: * If valve 1 or valve 2 is leaking, replace the gas train. * If there is an internal fault and the fan cannot reach its set value, replace the burner control unit or fan. * If the safety chain has been opened, check the safety chain. * If there is an internal error in feedback from gas safety valves or the output relay does not respond, replace the burner control unit. * If the safety chain is 'live', check the safety chain. * If it is an EMC fault, have your system tested for EMC interference.
What to do if Viessmann VITOCROSSAL 200 Boiler has no flame signal during the safety time?
If your Viessmann Boiler shows no flame signal during the safety time, and the ionisation flame monitor reports no flame signal, it could be due to several reasons: * The ionisation electrode may be incorrectly adjusted or the cable may not be plugged in. Adjust the ionisation electrode or plug in the ionisation electrode. * The ignition electrodes may be incorrectly adjusted. Adjust the ignition electrodes. * The insulation body of the ignition electrodes may be cracked. Replace the ignition electrodes. * The incorrect gas type may be selected. Adjust the gas type. * The gas train may not be opening. Check the gas train and replace it if required.
What to do if the Viessmann VITOCROSSAL 200 Boiler air pressure switch shuts down during operation?
If the air pressure switch shuts down during operation of your Viessmann Boiler, remove any flue gas back pressure. Check for banked-up condensate and reset the burner control unit.
What to do if Viessmann VITOCROSSAL 200 burner is OFF due to lack of gas?
If the Viessmann Boiler burner is OFF due to a lack of gas, notify your gas supply company.
What should I do if my Viessmann VITOCROSSAL 200 Boiler displays error code F 89?
If your Viessmann Boiler is displaying the error code F 89, it indicates a lead break in the flue gas temperature sensor (A or B) or burner control unit. Check the lead and sensors (A and B), and replace the sensor if required.
Why is my Viessmann VITOCROSSAL 200 showing error F 83?
If your Viessmann Boiler shows error code F 83, this indicates a sensor drift in the flue gas temperature sensor (A or B) or burner control unit. Check the lead and sensors (A and B), and replace the sensor if required.
Service instructions for the Vitocrossal 200 Type CM2 gas condensing boiler.
Provides emergency procedures to follow if natural gas is detected.
Procedures for dealing with the detection of flue gas.
Detailed list of steps for commissioning, inspection, and maintenance procedures.
Procedure for determining and verifying the gas type used.
Procedure for checking static and supply gas pressures.
Procedure for checking the gas supply pressure under flow conditions.
Procedure for measuring and adjusting CO2 content in flue gas.
Procedure for checking the ionisation current of the burner.
Procedure for checking ignition and ionisation electrodes for gap and damage.
Procedure for checking gas train valves for leaks on 115-311 kW models.
Procedure for ensuring all gas connections are leak-tight.
Procedure for checking and recording water quality parameters.
Procedure for checking the diaphragm expansion vessel and system pressure.
Explains the conditions that trigger a fault shutdown via the air pressure switch.
Overview of the burner control unit's display and programming interface.
Guide to setting DIP switches and selecting parameter sets for burner output.
How the burner control unit displays faults and error codes.
Table of fault codes, system characteristics, causes, and measures.
List of message codes displayed by the unit and their interpretations.
Instructions for adjusting coding addresses for different burner outputs.
Table for recording static pressure, CO2, O2, CO, temperature, and draught values.
Measures to prevent scale build-up on heating surfaces according to VDI guideline.
General| Model | VITOCROSSAL 200 |
|---|---|
| Category | Boiler |
| Installation Type | Floor Standing |
| Heat Exchanger Material | Stainless Steel |
| Control | Vitotronic Control Unit |
| Boiler Type | Condensing |
| Efficiency | Up to 98% |
| Modulation | 5:1 |
| Max Flow Temperature | 90°C |
| Fuel Type | Natural Gas |
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