how to change fan speed on a trane furnace

ECM Multi-Speed Blower Motor (Broad Ocean Type), For an ECM blower motor with wires exiting the module (shown above), the speed is changed at the control board by moving the colored wire terminals. If your home has multiple HVAC systems, there will likely be at least one air filter for each unit. In this case, to adjust the blower speeds, move the dip switches (in the red section of the control board) to the positions shown in the manufacturer's installation instructions. Divide the rated Btu input by 10,000. Press Apply to save and exit. I'm getting a new s9v2. The main difference is that the fan ON setting means that the fan is set to run as long as the furnace is switched ON. Presently the settings for the cooling mode is speed 7 (C1.7), heating mode at speed 5 (H1.5), and continuous fan mode is set at the lowest speed (CF.1). If the blower motor hums, check the blower fan to ensure that it spins freely. On most control boards there will be a jumper that is marked to show that it controls the speed. When the summer air conditioning season transitions to the fall heating season, increase the blower speed by switching the wires on the cool and heat terminals. These blower motor speeds are programmed at the manufacturer's factory for the specific equipment model number unit it is installed in. Choose the Trane owner guide thats specific to your unit for detailed instructions on locating and changing yourairfilter. I'll edit my answer and include the exact parameters I'd record every day for a thorough study. Changing your HVAC and furnace air filter is a vital part of home maintenance. Each is associated with a different blower speed. I was reading the Trane XL824 thermostat installation and setup manual. They do this by coupling a sophisticated, programmable thermostat to a variable-speed motor. How to Change Air Handler Fan Speed | Hunker I think that when it is in enhanced mode the fan only runs at 50%, you can try changing your dip switches to see. Trane XL80 blower motor part number? - DIY Home Improvement Forum Since I first posted this thread, my installer called Trane to get an answer to my original question. But you will have a tough time measuring either on your basement Trane. These blower motor versions can be found in furnaces, air handlers, and packaged units. Mutually exclusive execution using std::atomic? Be sure to check out our previous article on ", If you want to learn about refrigerants and how they work in a system, check out our. Motor is an ECM and it makes a low pitched whine sound when in CIRC or when the blower is ramping up or slowing down to stop. If you have not read that yet, I would encourage you to do so! There are only a few steps required for most units and having the control will allow you to get your unit to give you the service you need.

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