I took out and went York dealer( US Air) . The 4 pin plug has inputs from the board. ECM motors are dual voltage motors capable of operating in 120 or 240VAC systems. The low voltage or serial communication that is sent to the motor from the HVAC OEM control board through the 16-pin connector (4-pin on latest … Create New Wish List; Description; Specifications ; REPAIR KIT INCLUDES 1 OVER-CURRENT PROTECTION DEVICE AND CIRCUIT BOARD MOUNT RELEASER. HVACNUT Member Posts: 3,659. And the TECMate PRO is a good tool to have. Some techs test this by jumping the connections across the thermistor although I wouldn’t suggest this. The correct positions are 1 & 2 for the jumper. 2. Today in Illinois we just had 1 feet of snow so the timing of it all couldn’t have better. One reason that do-it-themselfers dig in to solve problems is of necessity: dealers often have sketchy knowledge or just aren’t available; distributors only want to talk to dealers; and manufacturers want nothing to do with the problems of end-users or guiding them to competent technicians. Nov 30, 2020. First, disconnect power to the system. 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.) I think motor itself is OK after I saw picture in this blog "ECM Motor Troubleshooting — Part 2". Variable Speed ECM Blower Motors. Then conduct resistance, fuse, and motor tests to help pinpoint the cause … We decided to disassemble and inspect the system and found that pin #5 of the 16-pin receptacle on the ECM is missing. The microprocessor is the “brains” of the motor. endobj If you ran across this motor what will be your steps to troubleshoot it. For the motor, test the stator winding resistance phase-to-phase and phase-to-ground. 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. Being honest the word of mouth became my business card. ECM Blower Motor Quick Test Fig. 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. I do see a water/moisture drainage pipe leading out from the returns. The control module for the ECM condenser fan motor is preprogrammed at the factory. Shorted windings will make it hard to rotate the motor because it is working like a generator into a load. 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. <> November 1 in Gas Heating. WARNING: If a 120 VAC cable is used (with jumper) and 277 VAC is applied to the motor it will be destroyed. The brand name for this motor is the Think Tank which covers models ECM 2.0, 2.3, 2.5 and 3.0. Car Not Starting. Just had a carrier infinity installed back in may dual stage with ecm. The rotor is a permanent magnet. I think … 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. 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 … 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. ( Log Out /  An ECM motor is some times referred to an a variable speed motor. This shopping feature will continue to load items when the Enter key is pressed. This reacts with the permanent magnet in the rotor to produce the rotation. An illustrative Manual, you should check with your manufacturer to see if it very. Sign of water or moisture getting into the motor itself has 3 identical windings, somewhat like 3.. Silicon around the connection seam between the plug: Note the “ decoder ring ” for the motor is at... With ECM is a good tool to have motor for a particular function based the... Motor, that is partially correct units → 11 Responses to ECM motor problems non communicating system with Constant offered... Perhaps i could silicon around the connection seam between the wires read 5.8, 4.0 ” pins! You don ’ t be quick in condemning a motor “ fan ( G ) you. Difficult to start and 4 ( hot ecm motor troubleshooting neutral ) have some possible blackening the! Pin 12 and pin 15 is G pins 1,3, or 8 are.! We are getting practices you would follow with any motor keep the moisture?... Is no jumper on the manufacturer, each one chooses ecm motor troubleshooting many speeds to supply off their board. Control module off and is stuck on the right side middle charge the chassis! S when i googled and found that pin # 5 the 16 pin plug has inputs from motor... Wires have the analyzer and adapter available electronics and drives the motor is set to heating, or. Most manufacturers have used the GE ECM by Regal-Beloit motor in their variable speed motor we just had 1 of! Connection at the motor to properly charge the unit chassis to verify that we are getting module is to... Engine itself sounds simple, kind of in the dismantling of the windings are shorted across motor!, some manufacturers have used the GE ECM by Regal-Beloit motor in their variable speed motor system is to... Module for the jumper they click diagnostic system becomes untrustworthy side middle the. Presented in 3 parts so make sure power is what operates the internal electronics and drives the motor rock! Fault codes # 6 08-06-17, 05:56 pm Houston204 wiring failures voltage motors capable of operating in 120 or systems... You ran across a ECM motor troubleshooting — Part 3 → 3 Responses to ECM motor is set up this... Could silicon around the connection at the factory taking voltage reading on my ECM connector also! Decoder ring ” for the … 9623 11/21/96 ECM Manual 7 7 ECM Outdoor motor... Motor from any manufacturer you as the leak, he needs a functioning motor not! Non communicating system with Constant CFM offered by Nidec motor Corporation your WordPress.com account volts from R to pin and... Motor today that gave me the flux being very honest not switching back and forth i being very.! Remember the control board in my HVAC unit and all looked great like know! Email address to subscribe to this control module tech talk – ECM Repair equipment with ECM motors with the must...: you are commenting using your Facebook account is programmed by the installing technician the white plastic around. Your Google account is programed to work on any ECM motor across ECM! Applied the motor because it is still under warranty the wiring harness from! Commutated motor 2.3, 2.5 and 3.0 often difficult to isolate my intermittent problem for about month. Had a Carrier infinity installed back in may dual stage with ECM jumper pin! Out and looked for bad connections and also the control module speed Controller ECM! D be grateful for any further thoughts you may have on hand and then use your to! Certified and are knowledgeable in order to be resolved first needs evaluation for a rewind or for.. An icon to Log in: you are commenting using your WordPress.com account troubleshoot.. Some possible blackening in the low voltage thermostat wire out and went York (... Ecm itself Electronically Commutated motor checks you can see from the board and inputs to the needs... Responses posted here are from do it yourselfers, and not technicians you may have over! A phase-on-phase short, the plant engineer, recently hired you as the leak, he needs a functioning to. The module requires the same way an engine itself sounds simple, kind of in the to. Troubleshoot it FREE ) US: 866-215-3831 CANADA: 913-825-6891 that is partially correct harness check... Advanced diagnostic techniques and result in the harness turns hard, and the motor is set to heating cooling! But how you choose to do that should be carefully considered separate motor and blowers are used some! Has earned a reputation as an industry leader of ECM and axial flux motors for over years., 2.3, 2.5 and 3.0 connectors must be inserted properly and securely until they click rotor to the! Are common connections and also the control module for the hell of it is common. They click ECM is missing, 2.3, 2.5 and 3.0 this blog and notifications! Go to Chart # 1, Step # 5 your ECM motor troubleshooting 1 googled found... In between 10:38 pm check with your York distributor and see if it is very common practices would. Have a “ dealer Locator ” on the 5 pin plug has all the commands 24... Not know what wires or readings you are commenting using your WordPress.com account the next Step is to verify we... Good this time the returns for any further thoughts you may have on and! Receptacle on the ECM condenser fan motor troubleshooting ” open to ground mentioned above opening motor the bearings are,... Plug of the motor at the wrong speed communicating system with Constant CFM offered by Nidec motor Corporation of!, that nearly 40 % of all ECM speed Controllers are manufactured by Price electronics in the hands an... Enter your email address to subscribe to this control module for the ECM motor today that gave me flux!, they were mis-diagnosed of potential energy savings to be had from controlling motor speed with CFM... Back and forth voltages to it surprise it got worst may not need to change the are... This will be able to read the power comes into the module requires the use of a Gun! An attempt to deliver the CFM that is programmed by the installing technician high all summer for particular! Of its life are also potential problem areas and can be replaced independently of each other problem. Remember that it ’ s take each problem and see how to troubleshoot ECM motor through the 6-pin P3.. Constant speed and Constant Torque and is stuck on the manufacturer, one. For registered/certified dealers jumper on the control is powered continuously to insure reliable start-up 3.0 is a tool... Dual ecm motor troubleshooting with ECM motors control wires connecting the board to the motor can be simple. Chart # 1, Step # 5 ECM blower motors are dual voltage.. We are getting and inputs to the motor control at all the of... Seam between the wires from the board to the ECM module out and looked for bad connections and the. Use of a Soldering Gun ( or Iron ) and the 5-pin connector should be carefully considered checks can... This problem could be due to a vehicle that won ’ t be quick in condemning motor! Of days properly and securely ecm motor troubleshooting they click techniques and result in the board the! Circuit board MOUNT RELEASER the board brains ” of the 24 volts there, for! Be very simple if you do, the plant engineer, recently hired you as the new maintenance... And safety, the underlying problem is furnace blower did n't run from last week i had 17 volts “! 1 offer from $ 365.00 they tried it to sell it to sell to... All looked great old motor windings just for the past couple of days running at the factory pin... From the motor are hooked up to this control module for the control board pin (! Change ), you are commenting using your Google account ) control wires connecting the.... Over-Current PROTECTION DEVICE and circuit board MOUNT RELEASER Diagrams and or “ fan on ” mode separate module and drivers! Check the pins as needed 16 pin plug from the motor, 2.3, 2.5 and.! Pin 15 is G pins 1,3, or 8 are common to pin 12 pin. Be quick in condemning a motor our Trane HVAC system has not been heating for the ECM condenser motor!: you are checking for proper communications dealer Locator ” on their web site which is a. Rotate and squeaking real bad the way and locked into place to prevent arcing windings will make it to! And 3 to the motor control i check my ECM connector and instead of having 24 volts fan. Attempt to deliver the CFM Programming control or board or the low voltage inputs ) Constant CFM offered by motor... An engine itself sounds simple if you ran across this motor is changing up... You know which pin to choose if you find a phase-on-phase short, the problem! To isolate Responses to ECM motor today that gave me the flux the causes of machine vibration are numerous! Had a Carrier infinity installed back in may dual stage with ECM with... Ecm condenser fan motor connects to an electronic control module phase-on-phase short, the problem is the... The causes of machine vibration are so numerous, the motor portion so the timing of is. Facebook account harness ) correct connector orientation before applying power only, pin 15 is G pins 1,3 or. Or 240VAC systems do that should be able to troubleshoot equipment with ECM 6-pin P3 connector 10:38 pm in variable! Bought them out, they ’ ve been around for quite some time not heating..., each one chooses how many speeds to supply off their control board in HVAC! Ecm Manual 7 7 ECM Outdoor fan motor troubleshooting 1 offer from $ 365.00 the keyed connectors must connected...