Trane VAL8717 TXV 322838-753 021" orifice optimized for natural

021" orifice optimized for natural gas pilot burner systems

this OEM Weil McLain electrical part ensures precise 120V primary isolation and is essential for maintaining the operational integrity of commercial heating equipment

Designed with a 1/8" NPT barbed fitting

provided the specific system design calls for a 7 PSI / 22 PSI reset logic

Reset is typically achieved by cycling the thermostat below the room temperature or interrupting the 24 VAC power at the transformer for 30 seconds to clear the ignition module memory

Trane VAL8717 TXV 322838-753 021" orifice optimized for naturalThe Trane VAL8717 is a high performance 6 ton thermostatic expansion valve engineered for precise refrigerant metering in residential and light commercial HVAC systems. Designed for R410A refrigerant, this thermal expansion valve (TXV) features a 3 8 inch inlet and a 1 2 inch outlet with ODF (solder) connections, ensuring a secure, leak resistant fit. As a veteran grade OEM replacement part, it is functionally identical to the VAL08717, utilizing a