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use the pilot adjustment screw to increase gas flow to the burner
provided the horsepower (3/4 HP)
Can the internal valve stem be serviced or replaced
What causes premature electrode failure in these units
Inspect the stainless steel probes for scale buildup or rust
York 025-40681-000 Valve 320074-702 use the pilot adjustment screwThe York 025 40681 000 is an OEM thermostatic expansion valve (TEV) engineered for precise refrigerant flow control in high capacity chiller systems and commercial HVAC units. Featuring a 1 1 8 x 1 3 8 solder ODF connection, this valve ensures accurate superheat regulation by modulating the flow of liquid refrigerant into the evaporator coil based on the thermal load. This specific York replacement part is critical for maintaining system efficiency
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