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G27M4-100A
the internal float and seal can be cleaned if debris prevents the valve from seating properly
such as 200°F to 400°F
ensuring exact fit and function in existing pneumatic loops
This gauge is perfect for monitoring system operation
Viessmann 7858519 Assembly L99H008 G27M4-100AThe Viessmann 7858519 Ignitor Flame Sensor Assembly is a critical OEM component designed for high performance combustion control in industrial and commercial heating systems. This dual purpose assembly streamlines maintenance by integrating the electrode responsible for generating a high voltage spark with a precision flame rectification sensor. By providing real time feedback to the ignition control board, the 7858519 ensures safe burner operation
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