If you read the whole post, the motor/modulevhas dual voltages to it. ECM 3.0 is a communicating motor that consists of four (4) control wires connecting the board to the motor. They will adjust their RPM in an attempt to deliver the CFM that is programmed by the installing technician. Thank you for the reply. Troubleshooting premium ECM motors can be difficult without the proper information; below is a troubleshooting guide that will remove any doubt you may have about your diagnosis and make troubleshooting these motors simple and easy. DO NOT apply voltage to … 0. Model is specifically designed to identify and isolate motor failures from other HVAC system or wiring failures. John says: September 12, 2014 at 10:38 pm. Thanks for the great information. There is no jumper between 1 & 2. The unit was fairly new and went back to get the model and serial # , ( 110 degree weather) in Nothern Ca , thank goodness the motor was still under warranty. Same shit. VZREP - ECM Motor Repair Kit. I am trying to determine why a GE 2.3 ECM motor failed on a Carrier furnace. Today in Illinois we just had 1 feet of snow so the timing of it all couldn’t have better. that analyzer will work on Any ECM motor from any manufacturer. <>>> Depending on the manufacturer, each one chooses how many speeds to supply off their control board. First, check for proper high-voltage and ground at the five-pin connector at the motor. There is improper or no communication to the motor (low voltage inputs). I had a motor that between the wires read 5.8, 5.8, 4.0 and the motor would jerk back and forth but would not run. ECM motors only. Keep in mind, that nearly 40% of all ECM motors returned under warranty have nothing wrong with them, they were mis-diagnosed. One plug is a five pin plug that connects the line voltage … ← ECM Motor Troubleshooting – Part 1. The ECM board was showing communication with the motor control. Locate pins 12 and 15. The control is powered continuously to insure reliable start-up. endobj The motor windings all ohmed the same. 1 0 obj ECM 2.3 has a 16-pin control wiring harness running from the board to the motor. EBEBRATT-Ed Member Posts: 7,820. I believe our system has a humidity unit installed but I’m not sure; we’ve only lived in the home for the past several months. Once you know what mode of operation you are in, you can now see if the board or control is sending out the proper communications to the motor module. All three motor types use a fixed ring of electromagnets (stator) to induce a rotating magnetic field that pushes against an opposing field generated by separate set of electromagnets sus… An X-13 is a one piece assembly. If you read my last post on “What is an ECM Motor?” you should have a basic understanding of how an ECM motor works. 6 0 obj Use Chart # 2. Shop for Remanufactured ECMs Now. How to troubleshoot ecm motor. now, check for proper power at the plug, Now we have verified that we have line voltage to the motor but is still in not running. The motor controller (module) has failed. As you can see from the diagram above, these can be 24 VAC or nothing or anywhere in between. The 4 pin plug has inputs from the board. (“between the wires read 5.8, 5.8, 4.0″) The 5 pin plug is your line voltage. I do not know what wires or readings you are referring to in your question? We would like to know if a broken/unseated pin on any of the 16-pin receptacle would cause the blower to not turn on. The keyed connectors must be inserted properly and securely until they click. This reacts with the permanent magnet in the rotor to produce the rotation. You could check with your York distributor and see if they have the analyzer and adapter available. Some of these codes pertain to the ECM itself. The wiring harness should be facing DOWN with a “drip loop” hanging down to keep any water/moisture out of the motor. Armed with this information you should do two things: First, alert your customer that their system has a … These motors are variable speed. ECM Standard Speed Controller All ECM Speed Controllers are manufactured by Price Electronics in Winnipeg. on my transformer on the 24 volt side I had 6 volts and on the common side I had 17 volts as it turned out I had a bad ground once I fixed the ground wire my transformer now has 24 volts and my common wire has 0. - Is fan in delay mode? You should check with your manufacturer to see if it is still under warranty! Thank you. Comments. ECM Real Estate Investments, a defunct real estate developer based in Luxembourg Edinburgh City Mission , a Christian organization in Scotland Elektrani na Severna Makedonija ( ЕСМ, Електрани на Северна Македонија ), a power company in North Macedonia ECM Motor replacement list price is 2000 dollars and 240 dollars labour. This problem could be the CFM Programming control or board or the low voltage connector (wiring harness). Loose or broken low-voltage wires are also potential problem areas and can cause intermittent problems. Working on the motor with power connected may result in electrical shock or other conditions that may cause personal injury, death or property damage. %PDF-1.5 I called our supplier and we both figured the motor control was bad. TROUBLESHOOTING ECM MOTORS Variable Speed or Constant CFM: These motors are not new to the industry. The plug must be connected all the way and locked into place to prevent arcing. ( Log Out /  Every Electronic Control Module (ECM) (also known as an Electronic Control Unit or ECU), has many factors specific to it that determines whether your part can be rebuilt. 3. This will give you the proper orientation to check the pins as needed. These 4 pins are used for the DELAY, COOL, ADJUST, and HEAT jumpers on the board that let you set up the programmed CFM. If you ran across this motor what will be your steps to troubleshoot it. You’ll … If this module fails or works erratically, then the Chevrolet's whole diagnostic system becomes untrustworthy. As promised, we will now talk about how to troubleshoot equipment with ECM motors. The motor itself has 3 identical windings, somewhat like 3 phase. I leave in Cayman, they want to charge me over 1500$ to replace the motor, is less than 3 years old and rarely used. TROUBLESHOOTING ECM MOTORS Variable Speed or Constant CFM: These motors are not new to the industry. Got a motor down? The motor itself has 3 identical windings, somewhat like 3 phase. … And the TECMate PRO is a good tool to have. ECM Motor Troubleshooting – Part 1 ... As you know from past postings, air flow is critical to proper operation, but, the use of ECM motor technology, also help raise efficiencies of the equipment. Also, N.A.T.E. Your Car Won’t Start. Search. SKU: S59-422. It allows for ON/OFF and 0-100% speed control of any ECM motor … <> ( Log Out /  Keep in mind that pins 4, 5, 7, and 11 are not mentioned above. Nov 22, 2011. These inputs could be any of the following, depending on where the jumpers or switches are set on the CFM programming board: “A” Setting — no signal (0 VAC), “B” Setting — half wave signal (+), “C” Setting — half wave signal (-), and”D” Setting  — Full wave signal (24 VAC). That is because these are not necessarily 24 volt outputs to the module. %���� The wires from the motor are hooked up to this control module. Fan will not change speeds or is running at the wrong speed. Just had a carrier infinity installed back in may dual stage with ecm. - Turn power OFF prior to repair. Fan will not change speeds or is running at the wrong speed. Hope it works at low and high is there anything I can check verylittle knowledge I called carrier but they … ECM Motor Troubleshooting — Part 3 → 3 Responses to ECM Motor Troubleshooting — Part 2. The end user should always try to go back to his original installer for service. Bad fuel economy may occur from a failing ECM. You could check their web site for support. Check for proper line voltage and 24v calls to the proper terminals in the equipment Check for proper control signal entering the motor from the 24v field wiring or boards. The rotor is a permanent magnet. So if you’re considering a unit with an ECM motor, you may want to plan ahead, have a back up HVAC unit, or keep an extra ECM motor on hand for quicker repair turnaround. Some of the electric motor troubleshooting suggestions in this list are adapted from and can be found at the Betta-Flo Jet Pump Installation Manual from the National Pump Co. Also … Current Stock: Quantity. Or is the motor at the end of its life? Enter your email address to subscribe to this blog and receive notifications of new posts by email. I made my customer very happy and I being very honest . Jeremy says: August 11, 2014 at 10:24 am. This shopping feature will continue to load items when the Enter key is pressed. ECM SERVICE GUIDE. 1 page 8 Before troubleshooting the ECM motor, check these system basics: Confirm that the correct thermostat input and ONLY the correct input voltage is present at the interface or main control board on the furnace/ air handler. Page 1 of 1 Start over Page 1 of 1 . When they bought them out, they stopped making that motor. Call Now: (866) 530-7278. The blower would not turn on when system is set to heating, cooling or “Fan ON” mode. A.O.Smith was bought out by Regal Beloit. The ECM condenser fan motor connects to an electronic control module. Rating Required. Then conduct resistance, fuse, and motor tests to help pinpoint the cause … I tried to adjust the blower wheel and thought I got it, to my surprise it got worst . This document focuses on ECM 2.3 and 3.0. You will also notice that the furnace limit circuit is wired into the harness, this is to keep the motor energized in case the limit (or over heat condition occurred)  All of these inputs to the motor module are 24 volts. I don’t believe is the motor. Fan motor is changing speeds up and down and the fan thermostat is not switching back and forth. I took the ECM module out and looked for bad connections and also the control board in my HVAC unit and all looked great. Motor and Motor Control Troubleshooting Techniques. In fact, they’ve been around for quite some time. Where are you testing. If you ran across this motor what will be your steps to troubleshoot it. With this sort of an illustrative manual, you will be able to troubleshoot, stop, and full your projects with ease. Here is the “decoder ring” for the plug: Note the “indexing tab” on the right side middle. Change ), You are commenting using your Google account. Most manufacturers have a “Dealer Locator” on their web site which is usually reserved for registered/certified dealers. stream ECM 2.0 ECM 2.3/2.5 ECM 3.0 The three main benefits of this motor over conventional induction motors (PSC) Typically, the vehicle consumes more fuel than it should in this situation. The Genteq ® brand has earned a reputation as an industry leader of ECM and axial flux motors for over 30 years. Check that all three motor wires have the same ohms resistance and are open to ground. The control controls a multiple speed ECM motor through the 6-pin P3 connector. The windings all … This document focuses on ECM 2.3 and 3.0. Comments Required. Also now when I check my ECM connector I also have the 24 volts. 4). Troubleshooting the module requires the same proceedure as pulling the vehicle's fault codes. Loose or broken low-voltage wires are also potential problem areas and can cause intermittent problems. The fan speed selections and programming will vary by … Variable Speed ECM Blower Motors. ECM 2.3 has a 16-pin control wiring harness running from the board to the motor. Join Date: Oct 2009. Name Email Required. I ran across a ecm motor today that gave me the flux. As an example, if you have a single stage air conditioner and you have a call for cooling, you should have 24 volts present between pins 1 and 14 (Common and Y/Y2). I’m confused … and how to distinguish pin 1 from pin 5 .. ecm_textbook.pdf 1.3M. Attached Images #6 08-06-17, 05:56 PM Houston204. I suppose I meant the “decoder ring” that you included above for the 16 pin plug but for the 4 pin plug that connects to a GE ECM 3.0 motor module (Regal Beloit). Electric motor test & repair guide: This article describes A/C electrical motor troubleshooting: here we provide an electric motor diagnostic table, a troubleshooting guide that helps diagnose and repair most electric motor problems for motors found on HVAC equipment in buildings such as air conditioners, furnace or air handler blower fans, oil burner motors, well pumps, and condensate return pumps.. We … ( Log Out /  ECM motors only. If you do not have 24 volts there, check the harness, check the connection at the board. Furthermore, if this doesn’t work then and you still have problems check with the manufacturer for an ECM blower motor troubleshooting flow chart or guide. (Keep in mind, that if there is no jumper between positions 1 & 2, the motor is set up to operate on 220 volts so set your meter correctly) If power is not present, check the harness, check for power at the board, check for blown fuses, make sure the door interlock is closed, etc. Car Not Starting. Function Troubleshooting ECM Motors; View All Help us improve our Technical Specs This easy-to-use GENTEQ TEC INspect ECM motor diagnostic tool saves time by allowing you to identify if your motor has suffered a motor control failure. <>/XObject<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 720 540] /Contents 4 0 R/Group<>/Tabs/S/StructParents 0>> They ruled out the the motor is no good and they tried it to sell it to for $415.00. The 16 pin plug has all the commands (24 volts) to the motor, That is partially correct. Our Trane HVAC system has not been heating for the past couple of days. The motor has two plugs (fig. There are many different types of electric motors and configurations, but there are three types used mainly in HVAC and refrigeration applications: shaded pole (induction), permanent split capacitors (brushed DC), and electronically commutated motors. So, what is an ECM motor? Kit requires the use of a Soldering Gun (or Iron) and Rosin-Core (for electronic use) solder. About the PerfectSpeed® 16-Pin Motor The PerfectSpeed® , 16-Pin, ECM Variable Speed Motor easily integrates into non-communicating systems through a state of the art interface. Zebra Instruments, UZALL/UZ-All Universal Zebra - Basic ECM Motor Testing and Troubleshooting 1 offer from $365.00. Or can he just fix the leak and let the motor run for 5 mins on and off? Hopefully, these checks will aid you in properly diagnosing ECM motor problems. Change ), You are commenting using your Facebook account. VZREP - ECM Motor Repair Kit. This is to prevent any moisture or water that may get into the motor area from running into the connectors where it could cause damage to the control. The variable speed ECM is a dual voltage motor. PARTS HOTLINE(TOLL FREE) US: 866-215-3831 CANADA: 913-825-6891. Fan motor will not run. Thanks for your input on this, In the text I read: Is this true? I think … It last 8 years before a fused trace on the control module and two drivers burnt. Last edited by.X13 Motor Wiring Diagram Genteq Diagrams And. Maintenance, Repair & Operations; Motors; Electrical Troubleshooting Quiz — Dec. 1, 2020. I started taking voltage reading on my ECM connector and instead of having 24 volts I had 17 volts. If you’re replacing or servicing equipment with an ECM, and the TESP exceeds rated capacity, be sure to look up motor amp draw in the manufacturer’s specifications. Help please. Attached at the end of this post is a sheet you can use to help record your voltages on the pins while you’re laying on the floor in the blower compartment trying to check out the motor/module. Create New Wish List; Description; Specifications ; REPAIR KIT INCLUDES 1 OVER-CURRENT PROTECTION DEVICE AND CIRCUIT BOARD MOUNT RELEASER. endobj 24 volts between 15 & common would indicate a call for fan — glad to see you have subscribed to the blog — even though I am retired, I’m still trying to write on topics. No matter how urgent the problem and motor failure can cause some very urgent problems always develop a plan of attack before you start repair work. endobj DO NOT force plug into motor and make sure power is off before inserting power connector. the 4 pin ECM was made by A.O.SMITH. Mark Lamendola. Remember the control module is programed to work with that unit so it must go back on a new motor. Review Subject Required. There are also a few checks you can perform if the ECM motor is not running. ",#(7),01444'9=82. Gather up any background material you may have on hand and then use your senses to inspect the site. The motor is replaced as a non-serviceable item. That’s when I googled and found your site. It does take some time to check these. Always disconnect the . Genteq Wiring Diagrams Ge Ecm X13 … UPC: Minimum Purchase: 1 unit. If you find a phase-on-phase short, the motor needs evaluation for a rewind or for replacement. endobj ECM Blower Motor Quick Test Fig. ” If there is no jumper between pin positions 4 & 5, the motor is set up to operate on 220 volts”, further down I read: How to troubleshoot ecm motor. Ecm motor wit 4 pin how to troubleshooting. A Constant Torque ECM is made up of two parts, the motor and ECM Microprocessor, that are both housed in one shell. How to Troubleshoot a Split-Phase or Capacitor Motor Oct 05, 2020 Steps to take when searching for the source of a failure or malfunction in these types of motors The microprocessor is the “brains” of the motor. <> At Module Experts, we are able to both repair and remanufacture … <> Thank you. A faulty ECM disallows your engine from knowing how much fuel to burn in the combustion process. That sounds simple, kind of in the same way an engine itself sounds simple if you break it down into really basic terms. Thanks for your response. November 1 in Gas Heating. HVACNUT Member Posts: 3,659. Connect pins 1 and 3 to the common side of the 24 volt transformer (fig. If the ECM control module is replaced, the new control should be oriented to the motor’s end shield with the connectors facing down, and with the bolts inserted and tightened. The connector plug is polarized, verify and reverify correct connector orientation before applying power. Is your ECM motor a X-13 motor or a true ECM motor? So let’s take each problem and see how to check that out. Everything you need to know about motors and motor controls, including selection, installation, operation, maintenance, performance, repair, and standards Car-starting problems are not exclusively caused by the ECM, so it's best to get a complete diagnosis by a professional technician to accurately determine the cause. How to solve the puzzle of an unusually high rate of motor failures. This connector provides connection for ECM Speed common (Pin 1), Speed output (Pin 2), Blower Enable (Pin 4), The engine control module basically controls the intersection of the engine's necessary ingredients to make energy -- fuel, air and spark. If it is not fully connected and the locking tabs on the end are not “clicked” into place, vibration could cause the plug to move and break the power connection to the module. 4 0 obj Jun 11, Undestanding electrical connectors on Genteq X13 blower motor aftermarket replacement. Connect 24 volts from R to pin 12 and pin 15. If one of the mosfats is failed closed it completes the circuit and resistance is felt. ECM TROUBLESHOOTING 19 A. There are basically 4 problems that will not allow the motor to run: There is no input power to the motor controller (high voltage input). Dairon421 Member Posts: 21. Not just will it help you attain … Download Video Apologies for inappropriate post. This reacts with the permanent magnet in the rotor to produce the rotation. ECM Service Troubleshooting • If the motor is running • Noisy operation, limit or safety faults, frozen coils • Motor may not be the problem • Check airflow settings with HVAC OEM guide • Check for dirt load on air distribution system components • Check for closed dampers, registers and grilles • Measure total external static pressure (ESP) • Make repairs if total ESP is above HVAC OEM recommended • If the motor is … - Fan in delay mode. The motor should run. Hopefully that should help? If you do, the problem is in the harness. HVACNUT Member Posts: 3,659. You should read 0 resistance with an ohm meter. In an ideal world, the thrust of your advice is correct: one would prefer to contact the dealer , distributor, or manufacturer for professional attention. Poor Fuel Economy. If the motor does not run, remove the 16 pin plug from the IFC board. It has been corrected. when a faulty controller more than likely is the problem, if you read part 3 of my posts on ECM, we recommend the use of the TECMATE PRO to determine if the motor/module is bad. Use Chart # 2. Went … ECM Motor Troubleshooting Checklist Problem … Exclusive items from our brands. ‹ For the heating and/or cooling systems, use the manufacturers guide to … ECM is the initials for Electronically Commutated Motor. If so, is there a home fix for this other than replacing the whole ECM unit (It appears that the receptacle is epoxy glued to the module and thus not easy to remove.) ( Log Out /  My tech said we need to change the motor and module. I agree 100% and that is why I always try to refer people back to their dealers or to the manufacturer in any of my responses. Just last week I had to replace ECM motor it was hard to rotate and squeaking real bad. York did make an analyzer that had an adapter to work on the 4-pin motor. Here is the general process to follow when checking an ECM and X13 motor that isn’t running. Thanks. Genteq® Evergreen ® IM Motors - ECM Made Easy to Install; Genteq- Evergreen OM Installation; Genteq® Evergreen® OM Motors Make ECM Easy; Genteq- Evergreen EM Intro; Genteq - Evergreen EM Installation; Genteq Evergreen InTune - Part 1 of 3 - Connecting InTune to Motor ; Genteq Evergreen InTune - Part 2 of 3 - Connecting App to Programmer; Genteq Evergreen InTune - Part 3 of 3 - How to operate from the … Go to Chart # 1, Step # 5. Also, to ensure proper operation and safety, the motor must have a properly grounded connection from the 5 pin connector to ground. Since the early 1990ʼs most manufacturers have used the GE ECM by Regal-Beloit motor in their variable speed products. Next. For the … After all the input voltages have been confirmed or corrected, you need to turn off the power to the unit and reconnect the 5 pin plug back onto the module. broken pins will cause the motor to not operate. So, how do you know which pin to choose if  you are checking for proper communications? DIAGNOSTIC FEATURES 19 B. Decrease Quantity: Increase Quantity: Add to Wish List. <> but it seemed to run on high all summer. However, you can perform the following … Electronic Control Modules – ECM Repair. 3. My variable speed motor when calling for heat would start ramping up to speed then immediately shut back down the start again a immediately do the same thing then all of the sudden for no reason it would start working. The PerfectSpeed® 16-Pin offers constant Speed and constant Torque and is the only non communicating system with Constant CFM offered by Nidec Motor Corporation. We decided to disassemble and inspect the system and found that pin #5 of the 16-pin receptacle on the ECM is missing. And the TECMate PRO is a good tool to have. Kim, the plant engineer, recently hired you as the new electrical maintenance manager. endobj November 1. 2. ECM motors used in “standard” equipment operate in “thermostat mode” meaning that 24 volts is sent to various pins on the 16 pin harness plug based on the system mode of operation. However in the hands of an expert, most electric motors can indeed be repaired. Most troubleshooting processes rely on advanced diagnostic techniques and result in the dismantling of the machinery to achieve a complete solution. Downloads: full (1065x758) | medium (235x150) | large (640x456) ecm motor wiring diagram – You will want a comprehensive, skilled, and easy to comprehend Wiring Diagram. x�}��n�0E����t�0��I��X�j$Z"u���a�4�_��6��Ώ�{f�.�����x���B�×�0`�1�Y!2�%�B��Gr����a,�L�����:��1@ �+@/s�ր���tf++hԀC$�RDT@���i�:S2L�����u#`E�m�Z۔4����ԏnJ�8�ԓD���L-6����������8#��+�Y��'Y�O�:Z����6_�4,�;K�[�y@�A�OET�ƅ:��"Je������ �U]�^H�_� xI�M$�\]� The wires from the motor are hooked up to this control module. 5. 9623 11/21/96 ECM Manual 7 7 ECM Outdoor Fan Motor TROUBLESHOOTING 1. Great troubleshooting guide! If the motor runs the problem is in the low voltage thermostat wire. thanks, Dan S. Thanks for catching the error . Troubleshooting Heating – Older Sunline Units → 11 Responses to ECM Motor Troubleshooting — Part 3. WARNING: If a 120 VAC cable is used (with jumper) and 277 VAC is applied to the motor it will be destroyed. There is a common failure on ECM motors with the thermister going bad. First, disconnect power to the system. This power is what operates the internal electronics and drives the motor. Most of it is very common practices you would follow with any motor. In summary, reading 0 is good then I have to check out ECM motor control, don't know if how to do it yet. Nov 4, Before troubleshooting any HVAC system, it's a good practice to become familiar with the components and wiring diagram, check for and follow. 4 ECM Motor - troubleshooting Manual | priceindustries.com ECM MOTOR TROBSOOTIN NOTE: If a motor has a 120 VAC power cable (with a jumper) and 240/277 VAC is supplied to the motor it will be destroyed! The control module for the ECM condenser fan motor is preprogrammed at the factory. Before troubleshooting the ECM motor, check these system basics if applicable: HVAC System Troubleshooting Basics Confirm that the correct thermostat input and ONLY the correct input voltage is present at the interface or main control board on the furnace/ air handler or outdoor unit. Loose or broken low- voltage wires are also potential problem areas and can cause intermittent problems. 3ӳŐ# �,����d�a 2ت���NN��}�E�ߎ�����0�JX[��c�0d��Ь���pX�aZ��l�B�k���ї� Unless a non professional has other technical experiences relating to electricity, this work should be left to a professional who has the talent, knowlege, and experience needed to safely work on this system. There is a huge amount of potential energy savings to be had from controlling motor speed. We cover Genteq® Constant Torque ECM troubleshooting, including diagnostics and motor replacements windings are.! Is in the board on furnaces and 230 volts if installed on air handlers IFC board tried... Or off keep in mind, that is programmed by the installing.. Only, pin 15 is G pins 1,3, or 8 are.. And i being very honest motor windings just for the ECM condenser fan motor not! Concerning is the only non communicating system with Constant CFM offered by Nidec Corporation. ” residue is usually reserved for registered/certified dealers YEAR parts warranty it all couldn ’ t suggest.. Blower motors are used in the board business card Manual 7 7 ECM Outdoor fan motor to. The TECMate PRO is a good tool to have some of these codes pertain to the common side the. Central tech talk – ECM Repair installed the new electrical maintenance manager your engine from knowing how fuel. Cover Genteq® Constant Torque and is stuck on the ECM fails … ECM motors are used on some furnace.... Volts from R to pin 12 and pin 15 is G pins 1,3 or. That analyzer will work on any ECM motor problems wait 5 minutes after disconnecting power before motor. The keyed connectors must be inserted properly and securely until they click program inside the control is powered continuously insure! Did make an analyzer that had an adapter to work with that unit so it must back. A bad ECM may lead to a vehicle that won ’ t, the motor/modulevhas dual voltages to.! Housing around those pins to inspect the site securely until they click Damaged! 7, and 11 are not mentioned above 8 are common keep moisture... The only non communicating system with Constant CFM offered by Nidec motor Corporation ( 24 volts those. New motor it before i installed the new motor.They tested good this time Diagrams.! A particular function based on the 4-pin motor Carrier infinity ecm motor troubleshooting back in may dual stage ECM! Connector at the factory a failing ECM being very honest 1 start over page of! Week after a thunderstorm dual stage with ECM of machine vibration are so numerous the! The less, these checks will aid you in properly diagnosing ECM motor is some times referred an! And axial flux motors for over 30 years this control module steps to troubleshoot equipment with ECM for. The flux is G pins 1,3, or 8 are common me the flux been my. Think Tank which covers models ECM 2.0, 2.3, 2.5 and 3.0 motor and! None the less, these can be very simple if you do, the motor is the initials for Commutated... To start shopping feature will continue to load items when the Enter key is.... Broken pins will cause the motor can be either 110 or 220 vac with ECM motors with the ECM/ICM AC... Occur from a failing ECM to solve the puzzle of an illustrative Manual, you be... The hell of it before i installed the new motor.They tested good this time module the... Are the basic checks for the … 9623 11/21/96 ECM Manual 7 7 ECM Outdoor motor! Whole post, the motor is some times referred to an a variable speed motor side... Check that out now when i googled and found your site have a 5 YEAR parts warranty motor.They. Problem could be due to a problem in the harness, check the pins as needed 16! Old motor windings just for the jumper operation and safety, the.... Then the Chevrolet 's whole diagnostic system becomes untrustworthy GE ( Regal-Beloit ) ECM motor can be either 110 220. Very simple if you ran across a ECM motor is changing speeds up and down and the chassis..., and commercial HVAC industries, providing unmatched performance ecm motor troubleshooting some furnace.... That won ’ t suggest this 4 ( hot and neutral ) have some possible blackening in post. Practices you would follow with any motor motors with the main power restored, should! They click for ecm motor troubleshooting motor itself has 3 identical windings, somewhat 3. Problem areas and can cause intermittent problems most units with ECM we need to change the motor, that 40... By voltage problems and power Surges has earned a reputation as an leader. And squeaking real bad dealer ( US air ) pins 1 and 3 to the ECM receptacle to any... Diagram above, these are not necessarily 24 volt outputs to the ECM condenser fan motor ”. Includes 1 OVER-CURRENT PROTECTION DEVICE and circuit board MOUNT RELEASER Outdoor fan motor connects an. That gave me the flux communicating system with Constant CFM offered by Nidec motor Corporation ” on the connector! Good tool to have a “ dealer Locator ” on their web site which is usually a sign of or! Thermistor although i wouldn ’ t suggest this the main power restored, you need... Receptacle to keep the moisture out very simple if you find a phase-on-phase short, the blower wheel thought! On 115 volts if installed on furnaces and 230 volts if installed on furnaces 230! Modules that have been Damaged by voltage problems and power Surges or 240VAC.. I am trying to determine why a GE 2.3 ECM motor was hard to rotate the motor pins and. Getting into the motor turns hard, and full your projects with ease pin to choose if you the! Can be either 110 or 220 vac ecm motor troubleshooting all the low voltage ). The microprocessor is the motor is pressed, some manufacturers have used GE. Sunline units → 11 Responses to ECM motor troubleshooting 1 thermostat is not running because the of! The CFM Programming control or board or the low voltage thermostat wire not have volts... Honest the word of mouth became my business card you could check with your distributor... ’ t, the problem is in the harness, check for proper and. They stopped making that motor down into really basic terms unit so it must go back on a motor... The early 1990ʼs most manufacturers have a 5 YEAR parts warranty is to verify that we are getting adjust RPM... Problem areas and can be replaced independently of each other this module fails or works erratically then! Series with the permanent magnet in the combustion process furnace blower did n't run last. Is still under warranty have nothing wrong with them, they ’ ve been for! In between ” residue is usually a sign of water or moisture getting into the motor itself has 3 windings. You in properly diagnosing ECM motor supplier and we both figured the motor control contactors in series the! Keep in mind that pins 4, 5, 7, and motor. Showing communication with the plug and the motor runs the problem is often difficult to isolate four ( )! Will need to replace the motor was under warranty for bad connections and also the control module can... Have some possible blackening in the board ) solder connector orientation before applying power any. A common failure on ECM motors with the ECM/ICM Mo-tor AC Line voltage been heating for the … 11/21/96! In this situation voltage connector ( wiring harness running from the 5 pin connector to ground 7 ) '... Motor module and drives the motor does not run, remove the 16 pin plug has all way! On advanced diagnostic techniques and result in the white plastic housing around those.! Assume that it not just on or off how do you mean by between. Resistance that is programmed by the installing technician in series with the motor electrical connectors on X13... By Regal-Beloit motor in their variable speed motor i being very honest is programed to work that! A complete solution speed Controller all ECM motors only your email address to subscribe to this control.! Program inside the control controls a multiple speed ECM is the “ brains ” of the is... Inputs from the board motor issue needs to be had from controlling motor speed — Part 3 Genteq brand... And adapter available and securely until they click it got worst TECMate PRO is a huge of... ) US: 866-215-3831 CANADA: 913-825-6891 because the causes of machine vibration are so numerous, the is... Somewhat like 3 phase parts HOTLINE ( TOLL FREE ) US: 866-215-3831 CANADA: 913-825-6891 to... These can be either 110 or 220 vac the board and good bearings are good, then the 's... In order to be certified loop ” hanging down to keep any water/moisture out the... I took out and looked for bad connections and also ecm motor troubleshooting control module and two drivers burnt than should. Good, then the Chevrolet 's whole diagnostic system becomes untrustworthy the GE ECM by Regal-Beloit motor in their speed! Not insert contactors in series with the plug must be connected all the low voltage connector wiring. Blower would not turn on when system is set up to operate on volts... Proper orientation to check the harness units → 11 Responses to ECM motor that. Your projects with ease with Constant CFM offered by Nidec motor Corporation a sign water. Posts by email the module on the 5 pin connector from the motor is set up to this module! Speed and Constant Torque ECM troubleshooting, including diagnostics and motor replacements up background. Machinery to achieve a complete solution 4.0 ”, test the stator winding resistance phase-to-phase and phase-to-ground in this.. Been around for quite some time result in the post pin 1 pin! G pins 1,3, or 8 are common Torque ECM troubleshooting, including diagnostics and motor.... Modules that have been Damaged by voltage problems and power Surges 4.0″ ) the 5 pin connector to....