Viessmann 7133088 Oil Filter Insert 320735-701 it may not provide a

it may not provide a gas-tight interface if reused

While this unit includes a debris screen

leak-free connection to the combustion chamber

A critical feature for any veteran installer is the built-in auxiliary switch (end switch)

Viessmann 7133088 Oil Filter Insert 320735-701 it may not provide aThe Viessmann 7133088 Oil Filter Insert is a critical OEM replacement part engineered for high performance fuel filtration in residential and commercial heating systems. Designed specifically for Viessmann Chassis oil burners and Vitoflame 100 VEM 18 40 series, this cartridge ensures that the oil burner nozzle receives a steady supply of contaminant free fuel. By trapping microscopic sediment and sludge, the 7133088 oil filter prevents irregular flame