For technicians troubleshooting a "limit open" fault code

delivering the exact torque and airflow profile required to maintain factory-spec heat exchange

using a 240V solenoid coil on a 120V circuit will result in insufficient magnetic force to lift the valve plunger (MOPD failure)

Built with a 48 NEMA frame size (5-5/8 inch diameter)

Johnson Controls P29NC-2 Pressure Control R-410A For technicians troubleshooting a "limitFor veteran technicians managing chiller protection or oil pressure safety, the Johnson Controls P29NC 2 is the industry standard for reliable low pressure cutout. This manual reset control is designed to protect compressors from damage due to sustained loss of suction pressure or lubrication failures. It supports both 120 240 Vac applications and features a robust 60 second thermal time delay relay, which prevents nuisance tripping during initial