Bob and Tim are on a service call with an aggravated customer. The customer explained to them three different service companies had been out to her house this summer and all of them told her that she had a leak they could not find.
Bob and Tim are looking at a system that has a frozen evaporator coil. The system is in a home. They are talking about what has happened to the system and what to do about it.
Bob and Tim are on their way to a new job and discussing what the work order said. Tim tells Bob that the customer is new and the work order says the thermostat is set at 74°F while the thermometer reads 78°F, and unit is running full time. The customers are uncomfortable.
Bob and Tim are on their way to a spring start up for a chiller in an office building. It is a 100-ton water cooled reciprocating chiller with the chiller in the basement and the cooling tower on the roof.
Bob and Tim are discussing the job that they are about to start. They are at a residence and the system has a blown low-voltage fuse. Tim said, “Let’s just change the fuse and try it and see if the system will start up. The only thing it can do is blow another fuse."
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