Laars Heating Systems E2105600 Diagnostic Board 320734-701 Key Benefits Precision Throttling: The

Key Benefits Precision Throttling: The equal percentage V-port design provides superior control stability across varying flow rates

Corrosion Resistance: Heavy-gauge material construction resists environmental degradation in outdoor environments

making it compatible with systems using either 3/4" or 1/2" NPT piping connections

The Trane VAL2946 is a professional-grade 2-ton thermal expansion valve designed specifically for R-22 refrigerant systems

Laars Heating Systems E2105600 Diagnostic Board 320734-701 Key Benefits Precision Throttling: TheThe Laars Heating Systems E2105600 Diagnostic Board is a critical electronic component for monitoring and troubleshooting commercial boiler performance. As an OEM indicator light panel, it provides real time operational feedback by tracking essential parameters including ignition sequence, flame signal, pump activity, and system pressure. Designed specifically for integration with the Laars Pennant boiler and water heater series, this LED diagnostic