Modine 5H0578450004 Fan Blade 321702-401 technicians should prioritize checking this

technicians should prioritize checking this ignitor for ceramic fractures or carbon tracking

always check your specific wiring diagram for proper terminal connections

and thermal protection to prevent winding failure during continuous air-over duty

even in systems with high-pressure drops

Modine 5H0578450004 Fan Blade 321702-401 technicians should prioritize checking thisThe Modine 5H0578450004 Fan Blade is a precision engineered OEM replacement part designed for high performance service in Modine unit heaters and HVAC systems. This 14 inch diameter fan blade features a 3 blade configuration with a 25 degree pitch, optimized for maximum CFM delivery and static pressure efficiency. Built for durability in demanding commercial and industrial environments, it utilizes a 1 2 inch bore and is designed for Clockwise (CW)