How to Read a Manifold Gauge?

Answer A manifold gauge is quite possibly one of the most overlooked, yet easiest, diagnostic tools to use. The gauge features a single needle and a series of numbers that surround the needle. The numbers... Read More »

Top Q&A For: How to Read a Manifold Gauge

How to Read an R-134A Manifold Gauge Set?

R-134a manifold gauge sets monitor the servicing of R-134a refrigerant. Climate control systems in many cars and some buildings use R-134a refrigerant for their cooling function. This type of maint... Read More »

How to Use an AC Manifold Gauge Set?

A/C manifold gauge sets are sets of gauges and hoses used to control the flow of gases and pressure in air conditioning units. An A/C manifold gauge set has three chambers used to control pressure.... Read More »

How to Hook Up an A/C Manifold Gauge?

Automotive air conditioning works on the physical principle known as the Second Law of Thermodynamics: Gas cools on expansion. For the system to work properly, it must contain the proper charge of ... Read More »

How to Operate a Manifold Gauge Set?

A Manifold Gauge Set is essential to the proper diagnosis of an air conditioning system. In automotive applications, it is to the mechanic what a stethoscope is to a doctor. Various system malfunct... Read More »