typically used to provide physical position confirmation back to the VAV controller

Technical Specifications: 16-watt power consumption at 24 VAC with high-grade Class F insulation for elevated temperature resilience

When troubleshooting high-pressure drop or intermittent valve failure

This switch is factory-sealed to maintain specific safety tolerances for high-altitude combustion

Field Adjustability: Integrated bias adjustment provides +/- 15 psi flexibility to fine-tune output signals for specific field conditions

Viessmann 7133088 Oil Filter Insert R-134A typically used to provide physicalThe 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