Laars Heating Systems R2028200 Flow Switch 318973-401 the trap should be flushed

the trap should be flushed to remove sediment

Common Questions: What is the exact bore size for the BRG0192

Key Benefits Precision Microprocessor Control: Eliminates timing drift and ensures consistent burner sequencing across all cycles

preventing the refrigerant circuit from reversing the heat transfer process

Laars Heating Systems R2028200 Flow Switch 318973-401 the trap should be flushedAs a veteran hydronic technician, you know that a failed flow switch can bring an entire commercial or residential system to a grinding halt. The Laars Heating Systems R2028200 Flow Switch is the primary replacement kit engineered to restore safety and functionality to your equipment. Specifically designed as a direct replacement for the obsolete 2400 542, this Laars boiler flow switch assembly ensures the burner doesn't fire without adequate water