Maxitrol M520H-3/4 Gas Valve Freon Use the adjustment screws on

Use the adjustment screws on the top of the unit while referencing the internal scale

Durable Construction: Steel shell design handles the high working pressures of R-410A refrigeration cycles

allows technicians to fine-tune compressor cycling to prevent short-cycling and maintain tight thermal regulation

Safety Rated: Features internal pressure sensitive interrupters (AFC 10

though using the correct OEM bore size is always recommended for stability

Maxitrol M520H-3/4 Gas Valve Freon Use the adjustment screws onThe Maxitrol M520H 3 4 is a precision engineered modulating gas valve specifically designed for LP gas applications requiring a wider modulation span. Built for compatibility with atmospheric burners and direct fired systems, this 3 4" NPT valve operates within the Selectra electronic gas flame modulation system to provide instantaneous, non fluctuating temperature control. Unlike standard regulators, the M520H functions as a modulator that requires a