Components & Accessories

The Professor: Troubleshooting Using Compressor Discharge Temp

Checking Over an Often Overlooked Aspect of Servicing
By John Tomczyk
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The compressor’s discharge line temperature is important because it is an indication of the amount of heat absorbed in the evaporator and suction line and any heat of compression generated by the compression process.


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Ice Breaker: Brazing and Soldering Procedures Need Care

Tips for Working Safely with Torches
By Joe Marchese
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Refrigeration technicians need to use extreme care when working with torches during the brazing and soldering process. The flames of a torch can easily reach 3,000°F. At this temperature, serious damage can be the result of misuse and carelessness.


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Johnson Controls Acquires Air Distribution Technologies

Company Looks to Expand in Building Space in $1.6 Billion Deal
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Within the Johnson Controls portfolio, ADTI will be aligned under the building efficiency platform, where it will operate with its own brands, distribution channels, and employees. 


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Aquatherm: Polypropylene Pipe

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The polypropylene pipe (PP-R) systems are connected via heat fusion, which bonds pipe and fitting at a molecular level, creating a connection that lasts a lifetime and eliminates toxic materials, glues, resins, and open flames from piping installations.


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RectorSeal Corp.: Ductless Mini-Split, A/C Lineset

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Pre-insulated, Paircoil™ is a malleable lineset designed specifically to expedite installations of ductless mini-split and conventional air conditioning systems.


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Fuji Electric Corp. of America: HVAC Drive

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The drive features a slim, space-saving design, real-time clock, embedded BACnet, and all other functions required to independently operate fans and pumps in air conditioning equipment.


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Emerson Climate Technologies Inc.: Scroll Compressor

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The Copeland Scroll™ ZPK6 compressor product line of single-phase, 60-Hz, 1-5 ton fixed-capacity scroll compressors is designed for residential and commercial applications. 


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Quality Flow Controls LLC: Brass and Copper Isolation Valve

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Installation of the 2-Port Isolation Valve (2PIV) provides quick and easy refrigerant leak detection in evaporators, condenser coils, and refrigerant line sets. 


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Snappy: Laser-Cut Fittings

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The full line of Comfort Distribution Products™ — sheet metal, flex, grilles, registers, and diffusers (GRDs) — now features laser-cut Safety Fittings™.


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Compressor Manufacturers Leaping Government, Refrigerant Hurdles

Companies Working to Overcome Global Compressor Challenges
By Matt Bishop
One Comment

When it comes to things like refrigerants and regulations, challenges remain for compressor manufacturers.


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2014 Energy Efficiency Forum

Highlights from the 25th annual Energy Efficiency Forum in Washington, D.C.

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NEWSMakers: Joseph Groh

Joseph Groh, an industry veteran boasting 35 years of HVAC experience, discusses the 2008 bicycle accident that cut his career tragically short, and how the Joseph S. Groh Foundation is his way of giving back to the construction trade. Posted on Aug. 22.

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2014 August 25

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2014 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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