Efficient: The testo 549 erases the need for analogue manifolds, offering data storage for up to 60 refrigerant profiles ... the digital gauge provides accurate real-time superheating and ...

The face of the gauge can have a single or dual scale. Single scale pressure gauges have one scale (one set of units) on its face. Dual scale pressure gauges have two scales (two sets of units) on its ...

Don't let a flat tire catch you out when you least expect it. Check out our roundup of top-rated tire pressure gauges. When it comes to performance, safety, and fuel efficiency, maintaining the ...

Freon 12 is the Dupont trade name for flurocarbon refrigerant gas, CCl 2 F 2. The material has a molecular weight of 120.92. Its critical constants are: T c = 385 K, p c = 41.2 bars, and Z c = (p c v ...

You’ll also need a vacuum pump and a gauge set for testing the system later ... This hole, which should be about 3 inches in ...

The National Highway Traffic Safety Administration has opened an investigation into 1.4 million Honda and Acura vehicles that may have a serious engine defect. According to NHTSA, connecting rod ...

You're stuck in traffic on a hot day and warm air is coming from the vents. Not good. Here's why your air conditioner isn't working, and what you can do to fix it.

What you learn here could end up saving your life one day. The body has methods of maintaining a set temperature. Credit: Wikimedia Commons, CNX OpenStax, CC BY-SA 4.0 To understand the danger of ...

But less than 20 miles away in an apartment set to re-create the stifling conditions inside households like the Naykars’, scientists are working on new AC prototypes to cool the millions of people ...

“If the air coming from the unit is warm, you may have a problem with the compressor or the level of refrigerant ... hit the mark in less than 15 minutes. We also gauge how accurately the AC reaches ...

To help you make the right decision, we reviewed plans from 18 of the top home warranty providers and surveyed 1,000 homeowners to gauge how they view their warranty coverage. Here are our picks ...

Honda is recalling 18,196 2018-2021 GL1800 Goldwing motorcycles. The company says the primary drive gear bolt on the crankshaft may break, which can result in an engine stall and lock up the rear ...