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martinezashleyJul 27, 2025
What to do if my Viessmann Vitodens 100 shows standby?
- CCarol MuellerJul 27, 2025
If your boiler is on standby, it could be due to low mains voltage. Wait for the mains voltage to return to its normal range.
What to do if my Viessmann Vitodens 100 shows standby?
If your boiler is on standby, it could be due to low mains voltage. Wait for the mains voltage to return to its normal range.
What to do if my Viessmann Boiler burner is locked out?
If the burner is locked out, the issue might be related to low gas supply pressure. Check the gas pressure and the gas pressure switch, if one is installed.
Why is my Viessmann Vitodens 100 Boiler burner locked out?
The burner lockout may be due to the system pressure being too low. You should check the system pressure and, if necessary, top up the heating water according to the instructions.
General| Efficiency | Up to 98% AFUE |
|---|---|
| Heat Exchanger Material | Stainless Steel |
| Installation Type | Wall-mounted |
| Type | Condensing Boiler |
| Fuel Type | Natural Gas or Propane |
| Warranty | Up to 10 years |
| Control System | Vitotronic Control Unit (various models) |
Explains safety symbols, warnings, target audience, and relevant regulations for safe installation and operation.
Details crucial safety steps for working on, operating, and responding to emergencies for the heating system.
Covers initial preparation, product information, dimensions, and the step-by-step installation sequence.
Details water, gas, flue, and electrical connections required for boiler installation and setup.
Outlines the procedures for initial setup, regular checks, and ongoing upkeep of the boiler system.
Explains parameter configuration, diagnostics, troubleshooting, and control unit functions.
Details the operation of the control unit, including weather-compensated mode and frost protection.
Provides connection diagrams, wiring schematics, and detailed lists of boiler components for identification.
Lists technical data, performance characteristics, and manufacturer declarations for the boiler models.
