Trane VAL20658 Service Valve 320788-702 Installation is straightforward for any

Installation is straightforward for any technician servicing 140 or 220/300 series models equipped with the 2303 blower kit

the probe should be removed and inspected annually for scale or sediment accumulation to ensure proper conductivity between the probe and the boiler water

By regulating the pressure drop across the orifice

With bi-flow capability and a temperature range of -40°F to 50°F

Trane VAL20658 Service Valve 320788-702 Installation is straightforward for anyThe Trane VAL20658 3 8" x 3 8" Liquid Service Valve is an OEM refrigerant control component designed for use in Trane and compatible HVAC systems. This valve provides a secure service access point for charging, evacuating, and servicing refrigeration circuits while maintaining system integrity. Built to OEM specifications, the VAL20658 ensures proper refrigerant flow management and dependable sealing performance in air conditioning and heat pump