Contractors do not like to hear the word “callback.” They cost money and degrade a customer’s respect for and opinion of the service contractor. So how can a technician reduce the number of times he must revisit a repair?
Watkins Heating and Cooling of Springboro, Ohio, announced a two-year commitment to provide free furnace and air conditioner maintenance to Hope House Rescue Mission, a homeless shelter in neighboring Middletown, Ohio.
Bob and Tim have arrived at a home where the owner is complaining that the heat pump is not heating properly. It has been getting cold in the home during the late night and early morning hours. It’s really cold outside, about 10°F at night and 25° during the day.
While the chiller is typically the most visible part of the system, other key components include chilled and condenser water pumps, cooling towers, heat exchangers, etc. This article focuses on maintaining these components “beyond the flange,” which are found in most typical building comfort cooling applications.
Years ago, in some dank basement, a contractor installed a large air vent near the end of a steam main. Why did he do that and what happened? Read to find out.
Today’s high-efficiency furnaces rely on high-tech components to run efficiently. Although maintenance tips are few and simple, it never hurts to keep these tips fresh in the minds of service technicians.
Oil separators are essential on low and ultra-low temperature refrigeration systems and on large air conditioning systems up to 150 tons. Most compressor manufacturers require oil separators on all two-stage compressors.
Tim and Bob have been sent on a service call to a new customer’s house. The homeowner has an unusual complaint. She said that she thinks she has a furnace problem because there is mold in her house. They don’t know what this can be all about.
I simply don’t know of any way to reduce chiller maintenance (recommended scheduled maintenance), below industry standards and manufacturer recommendations, without reducing the system’s long-term efficiency and working life.