Your OP was a noise complaint. enjoys making jams and jellies during fruit season along with cooking meals. Stage 2 Aux Heating. Thus, my blower can't be using that much electricity on high. The fan speed is controlled on the control board for the furnace. Invention prototypes are another of his many accomplishments. The manual document include instructions and informations on how to troubleshoot the system. I assume you are speaking about dip switch settings. In the pictured example above, if the #5 speed tap is programmed for 1600 CFM and #4 is programmed for 1200 CFM and #5 is presently connected to the "Cool" terminal on the control board via the black wire, we know that the unit is running at around 1600 CFM as long as the TESP across the unit is not too high. Variable Speed units continuously communicate with each other and your Trane thermostat to provide optimal efficiency. If you want to solve the air noise problem, move the return air filters out of their hallway locations back to the upstream side of the return air duct at the furnace. Narrowing that hysteresis loop will: Leading to a smaller Hysteresis loop, increasing motor efficiency by reducing iron eddy current losses. Dealers can answer questions, help you find the right products for your home, and repair your system. Does that have any impact on the efficiency of the unit? Why is there a voltage on my HDMI and coaxial cables? Remove both of these wires and wire nut them together. If you really wanted to be scientific, you could perform an experiment and post the results here. According to the company, the slower circulation speed reduces energy consumption by 75%. (Without enclosing my house in a climate-controlled bubble). By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. To help ensure you're breathing healthier air and supporting your heating and cooling system to operate at an optimal level, follow the simple steps in this video to change your furnace filter assuggested. Bus Driver/Substitute Teacher H.R. The MERV scale rates filters from 1 to 16. The factory may only set two or three of these colors as actual speeds. Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? 3 of the wires will likely terminate with just a twist on cap. We recommend our users to update the browser. Trane s9v2 should thermostat control blower speed? Id check that out first. 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. Not every AC or furnace filter will have an arrow printed on the frame, but when it does the arrow indicates the direction the filter must face. I understand the reason for slowing the air to remove humidity. How to tell which packages are held back due to phased updates, Linear Algebra - Linear transformation question. Iappreciate all the comments, questions, and responses that Ireceive from each of you. You will also see the red E icon under Emergency . In the manual, it lists some settings, e.g. Thoroughly rinse the filter. Top Ten Interview Tips to Land that HVAC/R Job! Cookie Notice Turn off power at the main electric panel. Options are, for example, 4 minutes at 80%, or 30 seconds at 50%. 01 - Trane Furnace Control Board. The constant air turn over at a lower set point keeps the house comfortable. Especially with a high efficiency furnace, however, it may be that the decreased electric bill saves enough to offset the "loss up the flue" not sure. Is it suspicious or odd to stand by the gate of a GA airport watching the planes? If the terminals are present at the motor module (ECM X-13) you can switch speeds at the blower motor location. Other than removing the module and seeing burnt components it must be diagnosed by a professional with a techmate tool ( allows you to test the motor and module and determine cause of error). one room doesnt get as warm or as cool as the others. All Logos & Trademark Belongs To Their Respective Owners, Maintaining temperature over a longer period of time is more efficient than getting a room to temperature quickly, A lower fan speed ensures your heat pump will run for longer periods of time which is required for the system to go into whats called a defrost mode (. The low pitched whine stops when fan is in high speed. Most residential furnaces were installed by the low bidder. Change the speed. The video will also explain other safety measures, as well as some for a demonstration which I will show. Privacy Policy. Thanks for the reply. I'll edit my answer and include the exact parameters I'd record every day for a thorough study. New XV80 Trane furnace makes noise when blower runs at low speed. There is another way to wire this, but I can not find it back.. Yes, there is a way to bring up the speed on the air handler.. By pressing "submit", I understand that I am providing express consent for Trane Residential to contact me about this request or similar topics. I am currently heavily invested in studying and learning the subject as I commit myself to reducing my winter energy costs this year. Most require that you open a box (2 screws?) I recently had have a trane xl 90 want to adjust speed of blower fan blower motor has 4 wires white going to neutral black unhooked blue to high speed yellow to I have a Trane Indoor Air Handler Model No. Typical setups include these wire colors with associated blower speeds. This is NOT a user servicable item. Air Conditioner + Furnace Matched Systems, Air Conditioner + Air Handler Matched Systems, Does Your Air Conditioner Smell? By regularly changing your filter, you can improve your indoor air quality and extend the life of your heating and cooling system. No problem with the boiler. Recently I did a blower speed adjustment on the 2nd floor air. Step 3: Find the furnace draft inducer. I suppose I probably won't do so it, but out of curiosity what kind of downside might one run into? Usually there will be three "speeds" ranging from 40 to 100% of airflow. (Variable & Multi-Speed Types), In this HVAC training article, we will be discussing how to adjust the fan speeds on an indoor, In order to measure air flow you could use a flow capture hood, a rotating vane anemometer, or a, I hope this helps you understand how to adjust the airflow speed on ECM Blower Motors! I do know that my entire furnace runs safely on a 15amp breaker with the blower on high, the burner running, the humidifier running, and the water pump to empty the humidifier running. Many gas-fired, high-efficiency furnaces also save on the electricity required to power the blower motor, though this savings is not factored into the AFUE rating. Can this be adjusted However, they are limited based on the total external static pressure (TESP) in the duct. Here are common Trane AC repairs not listed in the guide and their repair cost for parts and labor: Leaking coil and refrigerant: $1,150-$1,750 Thermostatic expansion valve (TXV): $275-$450 Compressor and refrigerant (after ten years, typically): $1,150-$1,600 Failed solder connection on refrigerant lines and refrigerant: $875-$1,220 Sign up for our email newsletter to learn helpful HVAC tips and tricks before your purchase your system. Does a summoned creature play immediately after being summoned by a ready action? The line voltage and 24v common are connected at the top and are labeled as C, L, G, N. The 24v common is C and the ground wire is G. For a 120v unit, the L is the 120v hot and the N is the 120v neutral. The automatic feature rarely kicks in once at set point. However, I like the continually run the fan to even out air temperature in the house. Cross country truck driver -- over dimensional freight When you purchase through links on our site, we may earn commissions at no cost to you. All information is provided "AS IS." Well, it does make sense that lowering the blower speed would reduce its electrical consumption. Click On under Emergency Heat. The BTU/HR capacity or tonnage of the air conditioning system should be included within the model number of the outdoor unit. The gas kicks on and is lit by the ignitor. Here are how my dip switches are set: Did the installer tie in a humidistat there on that V/S blower . Based on some randomly googled comments here: http://www.inspectorsjournal.com/Forum/topic.asp?TOPIC_ID=8998& seems to agree it decreases efficiency but may increase comfort [ex: cold spots or noise level] :). The blower speed for a gas heater is selected so that it is comfortable for the building occupant but also so that the Delta T (Temp Rise) does not continue to rise. If you know what you are doing, it is very simple to adjust the speed of your furnace fan. The manometer tells you the CFM number. My heat is running cold! On most control boards there will be a jumper that is marked to show that it controls the speed. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Disconnect between goals and daily tasksIs it me, or the industry? Here's the sequence: Furnace gets call for heat. The following list refers to each adjustment starting from the bottom and moving upward. Does lowering the blower speed of a forced-air furnace lower its efficiency? I installed a Thermo Control 2000 boiler and first fired it up this Friday. These three are connected to the "Cool", "Heat", and "Fan" terminals on the control board. The A/C will run according to the thermostat settings. If you have a plug instead (ECM Broad Ocean) you can only make the adjustment at the control board or at the plug terminals at the end of the wiring. I have been reading that the br wire can be used to let the thermostat control the fan speed, or the furnace itself can be programmed to ramp up the fan speed. Check out www.acservicetech.com/store. Reddit and its partners use cookies and similar technologies to provide you with a better experience. But I guess my question is, can the air flow problem really be a simple as upping the blower speed? Connect Y2 on thermostat to BK on furnace, and Y2 on the Condensing unit Cut R-BK jumper at Furnace Install R - O jumper at Furnace Connect W2 on thermostat to W2 on furnace (or alternatively, jumper W1 to W2 at furnace and confirm that dip switches are set correctly for Stage Delay if furnace is desired to automatically control heating stages) The same is true when changing the air duct filter. - Answered by a verified HVAC Technician . Any takers? This can be done through an independent dehumidistat or through a thermostat's DEHUM terminal (if available). Trane. We have been heating the crawl space in our house for several winters because the ductwork was all torn up from rats. video below! The blower motor also begins running, but at low rpm. There are often five wire colors coming from your blower to your IFC. Turn off the emergency HVAC shutoff switch Remove top and bottom cover panels on the air handler / furnace unit (fig.5.1). Access the control board. I needed to go the opposite direction and increase fan speed. Inventor with two patents (weight training – anti-rollback for manual wheelchair) A description of how to change motor speeds with a multiple speed fan motor on an IFC controlled furnace.This video is part of the heating and cooling series of training videos made to accompany my websites: www.graycoolingman.com and www.grayfurnaceman.com to pass on what I have learned in many years of service and repair. 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). By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Choose the Trane owner guide thats specific to your unit for detailed instructions on locating and changing yourairfilter. The question is would the trade-off be in favor of less blower energy consumption and more loss through exhaust, or more blower energy consumption and less loss through exhaust. charts are usually found on the air handler inside door to controls. Is it Covered Under Homeowners Insurance or a Home Warranty? You need to follow the wiring diagram inside the HVAC unit. Each is associated with a different blower speed. This value is then multiplied by 150 cfm to obtain the required airflow for the furnace in heating operation. If you have an HVACR relatedquestion, drop it in the comment section of one of theYouTube videos at theAC Service Tech YouTube Channel and I will do my best to respond. That will give you the most reliable results for your particular system.
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