Common Questions Can I use this spring in the Sensus 243-12 regulator

Designed with a standard 1/4" NPT connection

provided the lubricant is compatible with the system's existing oil charge

which is essential for preventative maintenance and troubleshooting

this unit features a heavy-duty cast iron body and is configured for 2-way normally closed operation

Lochinvar & A.O. Smith 100208377 Pressure Switch 340793-762 Common Questions Can I useThe Lochinvar & A. O. Smith 100208377 Pressure Switch is a critical safety component designed for precise combustion blower monitoring in high efficiency condensing water heaters and boilers. This OEM pressure switch kit is factory calibrated to a 3. 00" WC (Water Column) set point, ensuring the integrated control board verifies proper venting and inducer fan performance before allowing the ignition sequence to proceed. It is a direct replacement for