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Parker 619 liquid line filter dryer copper body solder connections directional flow charging valve

Parker

Parker 619 Liquid Line Dryer HVAC Control

SKU CH-J90C-SHQ1S

A liquid-line filter dryer with a charging valve for CFC, HCFC and HFC refrigerants

  • Directional flow design ensures proper refrigerant circuit protection
  • Charging valve included simplifies system servicing and refrigerant top-up
  • Compatible with CFC, HCFC and HFC refrigerants covers legacy and modern systems
  • 1/4 inch solder connections provide secure, leak-resistant installation
  • Model 619 identifies the correct replacement for Parker liquid line dryers

Parker 619 Liquid Line Dryer

The Parker 619 is a liquid line filter dryer designed for HVAC and refrigeration systems. It suits technicians and installers who need reliable moisture and contaminant removal during service or new installations. The unit handles all CFC, HCFC and HFC refrigerants including R-22 and R-410A. Its copper construction and solder connections provide a permanent, leak-free joint.

Thermals noise and power draw

As a passive component the dryer has no moving parts, draws no electrical power and generates no audible noise. It simply filters refrigerant as it flows through the copper body. Normal system pressures and temperatures are managed by the equipment the dryer is installed in. No fan, pump or electrical connection is required for operation.

Replaces older filter dryers

The 619 replaces worn or saturated filter dryers on existing liquid lines using 1/4 inch solder fittings. It is the correct choice when a system is opened for repair, when refrigerant is changed or when moisture indication shows the current dryer is spent. The directional flow design with charging valve adds service convenience. It is not for suction line applications or systems requiring a larger connection size.

Highlights

  • Directional flow design ensures proper refrigerant circuit protection
  • Charging valve included simplifies system servicing and refrigerant top-up
  • Compatible with CFC, HCFC and HFC refrigerants covers legacy and modern systems
  • 1/4 inch solder connections provide secure, leak-resistant installation
  • Model 619 identifies the correct replacement for Parker liquid line dryers

Specifications

BrandPARKER

Questions about this item

How do you install the Parker 619 liquid line dryer and what step is often missed?

Solder the 1/4 in connections in the direction shown by the arrow on the body; the step often missed is flowing nitrogen through the copper while brazing to prevent oxide scale.

What maintenance or replacement will the Parker 619 need over time?

Replace the filter dryer whenever the system is opened for service, after a compressor burnout, or when a pressure drop across the 1/2 ton R-22 or R-410A rating indicates the desiccant is saturated.

What limit appears first on the Parker 619 during sustained high-load operation?

The 1/2 ton capacity rating for both R-22 and R-410A is the limiting factor; exceeding it causes excessive pressure drop and reduced moisture removal.

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