In this month’s troubleshooting situation, the equipment is a four-ton heat pump, and the customer’s complaint is that the unit is blowing cool air.

The idea behind a mission statement is that the generating revenue isn’t the company mission, but a by-product of accomplishing it.

In this month’s troubleshooting situation, you are responding to a customer’s complaint that their walk-in cooler “isn’t cooling enough.”

In this troubleshooting situation your customer is requesting a second opinion on a proposed repair to their air-to-air heat pump.

In this troubleshooting situation you have responded to a complaint that a 4-ton package unit air conditioner is not cooling.

The customer’s description of the problem: “My air conditioner is blowing warm air.” What's causing this?

In this troubleshooting situation, the equipment is a gas pack that has been in service for 18 months. What is the underlying cause for the poor performance of this unit?

The equipment in this month’s troubleshooting situation is a split system that has only been in service for two years, but there is a lot of history — several service calls since the equipment was installed, and an on-going complaint that the system just doesn’t keep the ranch-style home comfortable.

In this troubleshooting situation, the equipment is an air source heat pump and the customer’s complaint is that even though the thermostat is set at 70° F, the temperature in the conditioned space remains near 65°.

In this troubleshooting situation we have a customer who reports that when they turned on their nine-year-old electric furnace at the beginning of the heating season, they considered that the run cycles may have been excessive.