Johnson Controls VG7241LT+3008BP Valve Assembly Els PW 17895 While the 86K78 is a

While the 86K78 is a standard 3PDT 24V relay

Ensure the set screws are tightened onto the flat of the precision blower shaft to prevent slipping during the ramp-up of the motor

As a direct replacement for discontinued models like the 511-044-258

preventing the common issue of stripped threads in high-vibration environments

the Lennox 68493 is identical to 6849301 and serves as a direct drop-in replacement

Johnson Controls VG7241LT+3008BP Valve Assembly Els PW 17895 While the 86K78 is aThe Johnson Controls VG7241LT+3008BP is a heavy duty 3 4 inch NPT pneumatic valve assembly engineered for precise modulating control of hot water, chilled water, and 50 50 glycol solutions in commercial HVACR systems. Built with a rugged cast bronze body and brass trim, this 2 way normally open valve (Push Down to Close) utilizes an equal percentage flow characteristic to ensure stable heat transfer and eliminate hunting in the loop. The assembly