Articles Tagged with ''heat pump troubleshooting''

Btu Buddy 137: Heat Pump Problem in the Summer

Bob and Tim were on their way to a no cooling call; in fact, it sounded like a heating call. The customer has a bonus room on the third floor that used to be attic space. When Bob and Tim arrived, the customer told them, “The bonus room upstairs seems much too hot and the air coming out of the registers is hot to the touch.”


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Troubleshooting Challenge: A System That’s Blowing Warm Air in July

This month’s troubleshooting situation involves an air-to-air package unit heat pump that is approximately six years old, and the customer’s complaint is that, rather than providing cooling, it’s just blowing warm air.


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Btu Buddy 130: Heat Pump Electrical Problems

Bob and Tim have gotten together for another informational session. Tim requested some extra after-hours training about heat pumps. In their last session, they talked about heat pump mechanical problems. This time they discuss electrical problems.


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Troubleshooting Challenge: A Heat Pump Compressor That’s Not Running

In this month’s troubleshooting problem, we have a customer who can only tell us that the equipment that serves their small office “isn’t working.” When you arrive, you confirm that the building temperature is far from the thermostat set point even though the indoor fan motor is operating normally and the return air filter is clean.


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Btu Buddy 129: Heat Pump Service Tips

Bob and Tim were taking a break and Bob began explaining some of the tips that he has learned in servicing heat pumps. Bob said, “Let’s go over some of the service problems that you may have with a heat pump.”


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Dec. 2, 2013: New HVACR Troubleshooting Website, Troubleshooting Videos Introduced

Site Focuses on Equipment Servicing, Videos Provide Training on Heat Pumps
Technical Training Associates, an independent training firm in Tucson, Ariz., has established a new website at www.hvacrtroubleshooting.com that focuses on HVACR troubleshooting and equipment servicing. The company is also offering two videos on specific troubleshooting problems related to heat pumps.


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Troubleshooting Challenge: A Split System Heat Pump That’s Not Cooling

Our troubleshooting problem involves a split system heat pump in which the outdoor unit is operating in an 85°F ambient, and when you arrive in response to the customer’s no cooling complaint, you find the indoor fan operating normally, and you also note that 240 volts is read at L1 and L2 of the outdoor unit.


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Troubleshooting Challenge: A Preventive Maintenance Check on a Heat Pump

In this month’s troubleshooting situation, the customer hasn’t called because their HVAC system has stopped cooling. You’re there because they’ve requested a preventive maintenance check of the five-year-old equipment to determine if there are any potential problems that would affect the system performance in the future.


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Btu Buddy 121: Heat Pump No Heat Call - Part 2

Bob and Tim had left this residence a few days ago when they discovered that the four-way valve on the home’s heat pump was stuck in the cooling mode. They tried several things to get the valve to do its normal changeover to the heating mode and couldn’t get it to function. The valve would need to be replaced.


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Btu Buddy 120: Heat Pump No Heat Call - Part 1

Bob and Tim were on their way to a service contract routine procedure when the dispatcher called and asked them to go to a residence that had no heat and had a very sick family member. They needed heat as quickly as possible.


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