Laars Heating Systems R2061500 Pressure Switch Kit 321894-706 it integrates directly into the

it integrates directly into the existing gas train without the need for additional adapters or field modifications

This HVAC control board is typically plug-and-play for supported models

How do I verify if this fits my specific heater

Can I use this on non-York equipment

What causes a hydronic zone valve to fail to open

Laars Heating Systems R2061500 Pressure Switch Kit 321894-706 it integrates directly into theThe Laars Heating Systems R2061500 Pressure Switch Kit is a critical safety and monitoring component specifically engineered for high efficiency Laars boilers and volume water heaters. This genuine OEM replacement part is factory calibrated to a 2. 30" WC set point (water column), providing precise differential pressure sensing to ensure the induced draft fan or blower is moving sufficient combustion air. For technicians troubleshooting ignition