Is this unit bi-directional

If the pilot flame is yellow

Installation involves seating the MZA2 alongside the MZS4 and connecting the internal communication bus

As a direct replacement for ZR250KC-TWD-251 and ZR250KCE-TWD-251

Lennox 95M51 Filter Drier 320734-701 Is this unit bi-directionalThe Lennox 95M51 Filter Drier is a critical OEM replacement part engineered for high performance HVAC liquid line applications. Specifically designed for R 410A refrigerant systems, this bi flow liquid line filter drier is reinforced to handle the reversible flow requirements of modern heat pumps and high efficiency residential air conditioning units. With a 16 cubic inch capacity and a 5. 2 ton rating, it provides superior moisture removal and acid