Laars Heating Systems 2400-056 Operating Control 321142-301 Whether you are servicing an

Whether you are servicing an Interterm

Is the 8103-019BX compatible with older 8103-019 units

Can this part be used in applications other than water heaters

leak-free interface in high-vibration commercial environments

Smith to meet exact factory tolerances for units starting with Serial # D14

Laars Heating Systems 2400-056 Operating Control 321142-301 Whether you are servicing anAs a veteran tech, you know that consistent performance in HWG and CB boilers depends on precise cycling and thermal management. The Laars Heating Systems 2400 056 Operating Control is the specific "New Style" replacement engineered to maintain a strict 210 degree Fahrenheit high limit or operating setpoint. For contractors servicing Mark II 9600 series commercial units or Mark II H series residential models, this 210 degree aquastat is essential for