PIPING COMPONENTS

SYMBOL/SKETCH

DESCRIPTION

CV FACTOR

RATING

STEAM

1¤2

3¤4

PSI

F

USE

 

 

 

MANUAL AIR VENT: Threaded brass

 

 

 

 

 

 

needle valve with screwdriver slot

 

 

 

 

 

 

for adjustment.

 

 

 

 

 

 

Application - Body brazed into high

N/A

N/A

400

100

NO

 

point of heating and cooling coils for

 

bleeding air from coil. Standard item

 

 

 

 

 

 

on all hydronic coils (not used on

 

 

 

 

 

 

steam or DX coils). Should not be used

 

 

 

 

 

 

in lieu of main system air vents.

 

 

 

 

 

 

AUTOMATIC AIR VENT: Nickel

 

 

 

 

 

 

plated brass valve, ®ber-disc type, with

 

 

 

 

 

 

positive shut-off ballcheck and quick

 

 

 

 

 

 

vent feature via knurled vent screw.

 

 

 

 

 

 

Application - Optional replacement for

 

 

 

 

 

 

manual air vent. Automatically passes

 

 

 

 

 

 

minute quantities of air through the

 

 

 

 

 

 

®ber discs which expand upon contact

N/A

N/A

125

240

NO

 

with water, completely sealing the

 

 

 

 

 

 

 

valve. As air accumulates, the ®ber

 

 

 

 

 

 

discs dry and shrink, repeating the

 

 

 

 

 

 

cycle. Not recommended for removing

 

 

 

 

 

 

large quantities of air encountered

 

 

 

 

 

 

during initial start-up or subsequent

 

 

 

 

 

 

draining and re®lling. Should not be

 

 

 

 

 

 

used in lieu of main system air vents.

 

 

 

 

 

 

SWAGE: Copper tube end expanded

 

 

 

 

 

 

to accept a copper tube of the same

 

 

 

 

 

 

size for factory or ®eld brazing.

 

 

 

 

 

 

Application - Used where possible for

N/A

N/A

300

200

YES

 

all tubing joints for best joint integrity.

(*)

(*)

 

 

 

 

 

(*) See page 30 for ratings of different

 

 

 

 

 

 

joining materials and operating

 

 

 

 

 

 

temperatures.

 

 

 

 

 

 

UNION: Combination wrought

 

 

 

 

 

 

copper/cast brass union assembly,

 

 

 

 

 

 

solder by solder.

 

 

 

 

 

 

Application - Used for quick connect

 

 

 

 

 

 

(and disconnect) of valve package

N/A

N/A

300

200

YES

 

components to minimize ®eld labor

(*)

(*)

 

 

 

 

 

and facilitate servicing of unit.

 

 

 

 

 

 

(*) See page 30 for ratings of different

 

 

 

 

 

 

joining materials and operating

 

 

 

 

 

 

temperatures.

 

 

 

 

 

 

INSERTION TEST PORT: Brass body

 

 

 

 

 

 

valve for acceptance of test probe (up

 

 

 

 

 

 

to 1¤8 in. diameter).

 

 

 

 

 

 

Application - Installed on one (or both)

N/A

N/A

250

250

NO

 

sides of the coil to allow for temperature

 

 

 

 

 

 

 

or pressure sensing. Used for close

 

 

 

 

 

 

tolerance water balancing and

 

 

 

 

 

 

service analysis.

 

 

 

 

 

24

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Carrier 42 SERIES specifications Piping Components, SYMBOL/SKETCH Description CV Factor Rating Steam PSI USE
Page 23 Page 25

42 SERIES specifications

The Carrier 42 SERIES represents a cutting-edge solution in the realm of HVAC systems, meticulously designed to provide efficient heating, cooling, and ventilation for residential and commercial spaces. Known for their reliability and superior performance, these units combine advanced technologies with user-friendly features, catering to diverse climate needs.

One of the standout features of the Carrier 42 SERIES is its energy efficiency. These units are equipped with high Seasonal Energy Efficiency Ratings (SEER) and Heating Seasonal Performance Factor (HSPF) ratings, which translate to reduced energy consumption and lower utility bills. The use of advanced inverter technology allows the compressor to adjust its speed and output according to the precise heating or cooling needs of a space, ensuring optimal comfort while minimizing energy waste.

In terms of operation, the Carrier 42 SERIES includes a variable speed compressor that not only enhances comfort but also ensures quieter operation. Unlike traditional systems, these units can run at lower speeds for longer periods, resulting in a more consistent indoor climate without the disruptive noise typically associated with HVAC systems.

Another significant aspect of the Carrier 42 SERIES is its robust construction and advanced materials. Built with durability in mind, these units feature weather-resistant cabinets and enhanced corrosion protection, ensuring a longer lifespan and reliable performance even in harsh environmental conditions.

Smart connectivity is also a hallmark of the Carrier 42 SERIES. Many models come with integrated Wi-Fi capabilities, allowing users to control their heating and cooling systems remotely via mobile apps. This feature enables homeowners to manage their indoor climate settings from anywhere, enhancing convenience and energy savings.

Furthermore, the Carrier 42 SERIES incorporates advanced air filtration systems designed to improve indoor air quality. These systems capture dust, allergens, and other airborne pollutants, contributing to a healthier living environment.

Overall, the Carrier 42 SERIES emerges as an exceptional choice for anyone seeking a reliable, efficient, and technologically advanced HVAC system. With its focus on energy efficiency, quiet operation, durability, smart home integration, and air quality improvement, it meets the demands of modern users while ensuring comfort throughout the year.
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