you enable the lever-acting regulator to handle higher pressure requirements while maintaining the positive dead-end lockup performance essential for safety and efficiency

For technical service and field replacements

and HRPD series unit heaters

Common indicators include a bulging bakelite case

this HI-limit lead wire ensures a reliable electrical path to interrupt gas flow should the system exceed its thermal safety setpoint

White-Rodgers 754-1 Thermostat Control you enable the lever-acting regulatorThe White Rodgers 754 1 is a professional grade electric water heater limit control engineered for critical high temperature safety. This surface mount thermostat features a DPST (Double Pole Single Throw) configuration, providing a simultaneous break for both lines of the power supply to ensure complete circuit isolation during an over temperature event. Factory calibrated with a 170F fixed setting, this control is designed to open on rise,