This is a low-pressure zero governor

While the valve body can be oriented as needed

it helps maintain the 3 to 15 psi range accuracy and prevents the premature wear of seals and packing

technicians should verify the 30-degree differential and insertion depth to ensure the sensor is positioned correctly relative to the heat exchanger

Carrier 338096-704 Limit Switch 326058-757 This is a low-pressure zeroWhen you are troubleshooting a furnace that is short cycling or hitting a high limit trip, the Carrier 338096 704 Limit Switch is a critical OEM replacement part for restoring safe thermal regulation. This furnace limit switch is a normally closed (NC) safety component designed to monitor the heat exchanger temperature. It features an automatic reset function with a fixed open temperature of 160F and a close temperature of 140F (L160 20F). As a