Utilizing OEM Watts pneumatic parts like the 0888596 repair kit preserves the original flow characteristics and structural integrity of the regulator body

0635 orifice size is mandatory to maintain the design BTU output and prevent unsafe combustion characteristics

and standing pilot furnace systems requiring a reliable thermo-safety dropout

Key Benefits Universal Compatibility: Fits most mid-sized rectangular thermostats with internal dimensions of 6-3/8" L x 3-1/2" W x 3" D

Do I need to recalibrate the actuator after installing these parts

Nordyne 626508R Limit Switch Utilizing OEM Watts pneumatic partsThe Nordyne 626508R is a critical high limit safety component designed for residential gas furnaces and air handlers. This L250 40F limit switch acts as a primary safety sensor, monitoring the heat exchanger and plenum temperatures to protect the system from thermal damage. Factory calibrated to normally closed (NC) specifications, the 626508R Auto Limit Switch will open the circuit to interrupt the burner if temperatures reach the 250F cut out