Bard 905-0226 Expansion Valve 30067439-890 Standardized Mounting: Native support for

Standardized Mounting: Native support for 35 mm DIN rail or surface mounting via rear key-slot holes for flexible installation

When diagnosing water heater pilot light issues or thermopile voltage drops

Each kit contains the replacement spring

Testing should be performed with a calibrated high-voltage probe

40" WC setpoint required for this specific drainage safety circuit

Bard 905-0226 Expansion Valve 30067439-890 Standardized Mounting: Native support forThe Bard 905 0226 Expansion Valve is a critical component for maintaining precise refrigerant flow control in high performance HVAC systems. This thermostatic expansion valve (TXV) is engineered specifically for compatibility with Bard wall mount units and air conditioners utilizing R 410A refrigerant. Designed to regulate the rate at which liquid refrigerant enters the evaporator coil, the 905 0226 ensures optimal superheat and prevents liquid