Service and Maintenance

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Little by little, a compressor’s lubricating oil will eventually escape the compressor’s crankcase and enter the system’s tubing.

Your troubleshooting situation this month involves an 80% single stage gas furnace that has been in service approximately seven years.

Ducts play a crucial role but are often overlooked.

Bearing maintenance will ensure a long service life, preventing many common issues that can result in failure and costly downtime.

Performing a more detailed inspection of a compressor might reveal a system issue that could lead to a failed compressor.

Condensing units that are exposed to low ambient conditions must have some sort of low ambient control installed on them.

Have you ever run into a complicated problem you couldn’t figure out? Then, after you thought about it a while, the answer appeared like magic.

In this troubleshooting situation, the equipment is a gas pack, and the resident has called for service because the building “isn’t warm at all.”

Distinguishing between a restricted liquid line and a system overcharge in a commercial refrigeration system is very important for service technicians.

Get any group of service technicians together, and we love to tell war stories of the mistakes we have made throughout the years.