Modine 5H0750260056 Orifice 326058-758 or a tripped high-limit switch

or a tripped high-limit switch due to localized overheating from sediment buildup

Enhanced Atomization: Supports stable oil delivery for precise nozzle spray patterns

Common Questions How do I prevent "hunting" or rapid cycling during calibration

Optimized Charging: The Type C charge minimizes hunting and protects the compressor by maintaining consistent superheat at the evaporator outlet

providing consistent protection in both heating and cooling cycles

Modine 5H0750260056 Orifice 326058-758 or a tripped high-limit switchThe Modine 5H0750260056 Orifice is a high precision fuel delivery component engineered specifically for propane (LP) unit heater systems. Designed for use across the Modine Hot Dawg HD and HDS seriesincluding 30, 45, 60, and 75 MBH modelsthis OEM orifice ensures the exact stoichiometric ratio required for clean combustion. For technicians performing LP gas conversions or replacing fouled burner components, this part provides the mechanical accuracy