Carrier 40QA400070 Grille Assembly 319848-301 Non-Linting Aerated Design: Combines features

Non-Linting Aerated Design: Combines features of incinerator and target-type pilots to resist lint buildup without requiring external shields

The AV-822 is specifically designed for 2-1/2" to 6" VB-8xxx and VB-9xxx series globe valves

a 2-watt resistor should be wired across the internal terminals to maintain air circulation and prevent moisture buildup

Solid-State Durability: Provides faster switching and longer operational life compared to standard electromechanical relays

Verify that 24VAC is present at the module's power terminals during the call for heat

Carrier 40QA400070 Grille Assembly 319848-301 Non-Linting Aerated Design: Combines featuresThe Carrier 40QA400070 is a factory authorized grille assembly designed for high performance split system air handlers and packaged terminal units. This OEM replacement part is essential for maintaining proper airflow dynamics and protecting internal condenser coils from environmental debris. As a veteran technician knows, using a genuine Carrier grille ensures precise alignment with the wall sleeve, preventing the outdoor air recirculation that