Trane VAL8991 Valve 324846-701 While not mandatory

While not mandatory

This high-temperature insulating material is built to withstand extreme thermal cycling without degradation or compression set

if power is present but no status LEDs are active

OEM Compatibility: Specifically designed as the drop-in replacement for the discontinued 178178 model

Trane VAL8991 Valve 324846-701 While not mandatoryThe Trane VAL8991 is a core HVAC reversing valve designed specifically for 3 ton heat pump systems. Built to OEM specifications, this 4 way valve manages refrigerant flow direction to switch the system between heating and cooling modes. It features a 1 2 x 3 4 inch sweat connection for precise fitment into standard refrigerant lines. This reversing valve with 24V coil operates on common low voltage control circuits, ensuring seamless compatibility