Friedrich Air Conditioning 25018305 Valve 318423-701 including models such as the

including models such as the FBL

the Lennox 45H83 (part number 45H8301) provides reliable system monitoring without the need for manual intervention after cooling

providing rapid heat-up times for reliable gas valve activation

Start by checking the 120v power source and the igniter resistance

Friedrich Air Conditioning 25018305 Valve 318423-701 including models such as theAs an experienced HVAC tech, you know that a failing reversing valve can ground a heat pump system during a critical seasonal change. The Friedrich 25018305 Reversing 4 Way Valve is the genuine OEM HVAC replacement part engineered specifically for high performance Friedrich air conditioner units. This Dunan 4 way reversing valve provides the precise refrigerant flow control needed to switch between cooling and heating cycles without compromising