Photograph of  This new compressor was placed directly against a brick wall. One third of its condenser coil cooling ability was blocked. Air Conditioning Compressor Condenser Unit Inspection Checklist for Owners & Inspectors

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Air Conditioner Inspection Checklist:

This air conditioning inspection article discusses the how to perform a simple visual inspection of an air conditioning compressor-condenser unit, including links to more detailed air conditioning inspection,diagnosis and repair articles useful in the evaluation of air conditioner compressor noises, hard starting, lost cooling capacity, and detection of a burned out compressor or A/C compressors at or near end of their life.

Maintenance tips including attention to compressor support pads and avoiding air conditioning refrigerant leaks are addressed.

We also provide a MASTER INDEX to this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need.

How do We Inspect an Air Conditioning or Heat Pump Compressor / Condenser Unit:

This Simple Visual Inspection Procedure Can Disclose Damage or Operating Problems

Schematic of an air conditioner compressor unit showing inspection points (C) Carson Dunlop Associates The (usually) outdoor half of a typical air conditioning system is a unit containing the refrigerant compressor and condensing coil. The air conditioning compressor motor is a pump which draws heat laden refrigerant gas from the building's indoor components (evaporator coil and air handler), and compresses the low pressure refrigerant gas to high pressure and higher temperature.

The diagnosis and repair of various defects in the air conditioning compressor/condenser unit are discussed in detail using the links provided at the end of this article .

Here is a little visual inspection checklist that any homeowner or home inspector can perform.

Sketch courtesy of Carson Dunlop Associates.

AIR CONDITIONING & HEAT PUMP SYSTEMS describes the major components of an air conditioning system.

Sketches and photographs are provided, and common defects for each A/C component are listed along with visual or other clues that may suggest a problem or probable failure of each components. We explain how an air conditioning service technician will diagnose certain common air conditioning system failures or defects. We include photographs to assist readers in recognizing cooling system defects.

If your air conditioning or heat pump system has lost its cooling capacity or won't start

See COOLING CAPACITY, RATED of air conditioning equipment if the system seems to be working but is inadequate to cool your building. Contact us to suggest text changes and additions and, if you wish, to receive online listing and credit for that contribution

Air Conditioner Compressor Unit Inspection Checklist for an Air Conditioner Report - Outdoor Unit Observations

Key Air Conditioning or Heat Pump System Diagnostic Articles


Continue reading at A/C - HEAT PUMP CRITICAL DEFECTS or select a topic from closely-related articles below, or see our complete INDEX to RELATED ARTICLES below.



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A/C INSPECTION CHECKLIST - OUTDOOR UNIT at - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice.


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Publisher - Daniel Friedman