Trane VAL8580 TXV 319848-301 The HH22HB075 operates as a

The HH22HB075 operates as a mechanical switch within the 24V control circuit and does not require a separate power supply

If the ignitor glows but the burner doesn't stay lit

The AOBD-16X8 operates on a 24V 60Hz circuit and draws approximately 6 Watts (10VA) during motor travel

Universal Compatibility: Specifically designed as an OEM fit for Trane and American Standard air handlers

Trane VAL8580 TXV 319848-301 The HH22HB075 operates as aThe Trane VAL8580 is a genuine OEM 5 ton thermostatic expansion valve (TXV) engineered for R 22 refrigerant systems. Designed to precisely regulate refrigerant flow into the evaporator, this valve maintains proper superheat to maximize cooling efficiency while protecting the compressor from liquid refrigerant floodback. Manufactured to Trane's original equipment specifications, the VAL8580 provides dependable performance, proper fit, and seamless