Condensing Unit Reviews Category Index
Chilled Water Pipe Vibration Isolators | HVAC Piping
Chilled Water Pipe Vibration Isolators - Vibration isolators protect the chilled water piping from receiving vibrations transmitted through the piping when the chillers are running. The vibrations can create problems not only for the chilled water piping but also for...
Hot Water Unit Heater Mechanical Room Protection
Hot Water Unit Heater Protecting Mechanical Room - Unit heaters are used in various places to protect equipment and provide comfort to occupants. This hot water unit heater provides protection for a mechanical room where there is a large air handler and other...
Energy Recovery Wheels | HVAC Enthalpy & Heat
Energy Recovery Wheels | HVAC Enthalpy & Heat - As the cost of energy rises engineers are looking for ways to improve and increase energy efficiency. Aside from HVAC equipment with higher energy efficiency rates, improving structures for less heat loss and heat...
BAS DDC Learning | HVAC Skills
BAS DDC Learning | HVAC - HVAC Building Automation Systems (BAS) or Direct Digital Controls (DDC) is pretty much one and the same. Basically described BAS and DDC are combining air conditioning, heating, ventilation, lighting, electrical loads, security systems, and...
DDC Control Module for an Air Handling Unit | HVAC Control
DDC Control Module for an Air Handling Unit - This is a direct digital controls control module for an air handler that serves some VAV boxes in office spaces for a Data Center. This DDC control module includes analog and digital inputs and analog and digital outputs...
York Versus Carrier Air Conditioners
York Versus Carrier Air Conditioners - Every manufacturer has their own parts system and sometimes these parts are readily available aftermarket and sometimes the parts are proprietary and can only be purchased through the manufacturer of that equipment. Carrier is...
Trane Versus Carrier Air Conditioners | Brand Model Reviews
Trane Versus Carrier Air Conditioners - The first thing we need to do when comparing a Trane Versus Carrier is to make sure we are comparing similar models with similar features. Each manufacturer makes various models from a builder’s grade unit, which is usually the...
Heat Pump Frost Ice BuildUp | HVAC-Troubleshooting
Heat Pump Frost Ice Buildup. Hi. I noticed that one of my outside heat pump condensing units was laboring throughout the night. This morning I found ice frost buildup on the heat pump condenser fins. I live in Tucson, Az. It has been colder than normal (below...
Air Conditioner Condensation Water Dripping – Condensate Leaks
Air Conditioner Condensation Water Dripping - It’s the heat of summer or even the beginning of the season. You turn on your air conditioner for the first time. Hopefully, you’ve already had all the preventive maintenance checks done, and there are no problems....
All About Hot Water Heaters | HVAC and Plumbing
All About Hot Water Heaters - I have been transformed into a believer in tankless water heater systems. A few years back, I moved to Ukraine for professional reasons. When I first arrived in Ukraine it took a while for me to adapt to the culture, language, services,...
Boiler Components Controls – HVAC Hydronics
Boiler Components Controls - All hot water boilers must have an expansion tank. Water expands when it is heated. There must be a place for it to expand so that the pressure in the boiler loop remains constant. Without a hot water boiler expansion tank, the pressures...
Water Tower Pumps and Controls | Pumping Systems
Water Tower Pumps and Controls | Pumping Systems - Water towers maintain a ready limited supply of water for communities in the event the water main goes down. Many towers are used for emergency situations for the fire department to have water for fighting fires and...
Ceiling Fan in a Garage | HVAC Airflow
Ceiling Fan in a Garage | HVAC Airflow - This ceiling fan keeps the air moving in a large garage where repairs are made to heavy machinery. In addition to providing a level of comfort by keeping the air moving in the shop the ceiling fan also helps to keep noxious...
Heat Trace Tape Control for HVAC Piping
Heat Trace Tape Control for HVAC Piping - HVAC Piping systems, especially in the Northern regions, need a way to freeze protect piping the runs outdoor which is a necessity in many different HVAC application. To protect HVAC piping from freezing heat trace tape is...
Domestic Hot Water Mixing Valve and Domestic Storage Tank
Domestic Hot Water Mixing Valve and Domestic Storage Tank - This domestic hot water mixing valve offers a way to temper the hot water coming from a hydronic hot water loop and boiler. It is very important to maintain the appropriate and desirable temperatures of water...
Heating Oil Types | HVAC Heating
There are different types of heating oil. The main type of heating oil used in most homes and commercial applications is "number two" heating oil. Number six heating oil is rarely used and is being phased out of use because it contains a lot of sulfur and other...
Furnace and Boiler Oil Filters | HVAC Heating
Furnace and Boiler Oil Filters - Oil burner oil filters are important to keep trash out of the burner gun and plugging the nozzle. A dirty filter can also choke the system from firing properly by preventing the correct amount of oil flow from reaching the nozzle. Oil...
Old Leaking Condenser Coils
Old Leaking Condenser Coils (also referred to as freon leaks) can cause serious issues with HVAC heat pump equipment. HVAC refrigeration circuits are designed and built to hold the refrigerant. It is a sealed hermetic system. The HVAC refrigeration circuit should...
Infrared Radiant Heating Systems | Garage Heaters
Infrared Radiant Heating Systems | Garage Heaters Infrared Radiant Heating systems provide comfortable heat in larger areas and spaces such as garages, warehouses, and other open spaces where other types of heating systems are not practical or efficient. Infrared...
HVAC Reznor Heating System | LP Gas Unit Heater
HVAC Reznor Heating System – this Reznor unit heater provides heating for warehouses, garages, and other open spaces which can be heated with unit heaters. Unit heaters are ideal for big open areas which need heating without ductwork being used to channel the air into...
Condensing Unit Frozen Wont Turn Off
Condensing Unit Frozen Wont Turn Off - What you can expect to learn from Condensing Unit Frozen won't Turn Off article: this article is an answer to a question taken from our email by a visitor to High Performance HVAC. We often use the questions we get in the email...
Crankcase Heaters and Compressors | HVAC Refrigeration
Crankcase Heaters and Compressors | HVAC Refrigeration. Hello, I have a question about crankcase heaters and compressors. I am aware that they keep the refrigerant from saturating in the compressor when not running. However, if the refrigerant is R-22, it becomes...
Air Conditioner Compressor Failure – Air Conditioner Repair
What you will learn from Air Conditioner Compressor Failure article: discussion about HVAC compressor failure and how it is one of the most expensive air conditioner repairs comprehensive list of reasons why HVAC compressors fail actions to take to...
Types of HVAC Thermostats | HVAC Control
Types of HVAC Thermostats | HVAC Control There are many different types of thermostats. Thermostats also have various levels of complexity. Below is a list of the basic thermostat types. As we have time we will update the list to make sure it is as comprehensive as...
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