Bryant R-410A Recommended Tube Diameters, Check-Flo-Rater Piston, Certification Applies Only

RECOMMENDED TUBE DIAMETERS

	Liquid Tube Diameter (In.)		Vapor Tube Diameter (In.)
UNIT	0 to 50 Ft		0 to 50 Ft	Long-Line Applications*
SIZE	Tube Length	Long-Line Applications*	Tube Length	(Maximum Diameter)
018			5/8	3/4
024			5/8	3/4
030, 036	3/8	3/8	3/4	7/8
042, 048			7/8	1-1/8
060			1-1/8	1-1/8

* For tube sets greater than 50 ft, consult Application Guideline and Service Manual— Air Conditioners and Heat Pumps Using Puron® Refrigerant.

CHECK-FLO-RATER® PISTON

	PISTON*
UNIT SIZE–SERIES	IDENTIFICATION NO.
018-A	49
024-A	59
030-A	63
036-A	67
042-A	73
048-A	78
060-A	90

*Piston listed is for any approved non-capillary tube coil combination. Piston is shipped with outdoor unit and must be installed in an approved indoor coil.

CHARGING SUBCOOLING (TXV-TYPE EXPANSION DEVICE*)

UNIT SIZE–SERIES	REQUIRED SUBCOOLING (°F)
018-A	15
024-A	15
030-A	16
036-A	18
042-A	18
048-A	16
060-A	14

* Must be a Puron® approved hard shutoff TXV.

As an ENERGY STAR® partner, Bryant Heating & Cooling Systems has determined that this prod- uct meets the ENERGY

STAR® guidelines for energy efficiency.

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CERTIFICATION APPLIES ONLY	REGISTERED QUALITY SYSTEM
WHEN THE COMPLETE SYSTEM
IS LISTED WITH ARI.

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