The Best Electric Motor Repairs
The very first couple of motors we repaired, we replaced bearing real estates with new, sealed the motors, VPIed the windings, and stabilized the fans. This increased the life to more than double. We discovered that the fan real estate was flimsy causing additional vibration issues Bearings were undersize for the fan weight Motor had to be sealed better We took a standard extreme duty motor and increased the bearing size We manufactured a new strengthened fan housing with new fan Cost to manufacture a brand-new complete fan assembly $7,523 per unit The life span increased so far over 15 months without a failure In just this one application the repay was less than one year (This didn’t include downtime loses or cost to remove and set up).
Great motor repairs must preserve the performance level of the motor prior to its failure and last for a significant amount of time when put back into operation. While this might seem apparent to many, the steps required in the repair work process and the info needed to be shared between the motor service center and the motor user asking for the repair might not be as obvious.
The motor service center must be able to provide superior effectiveness replacement options to repair which may save you operating dollars. Keep in mind, however, that lots of motors are unique and not readily offered off the shelf. This may make repair the very best alternative. Discuss this with your service.
If the motor is a regular one, they need to be able to provide replacement designs to satisfy your requirements in a prompt manner. Many service centers will select up the motor. In some cases you will need to provide it to them. In the case of a large motor or a motor that lies at a remote site, some coordination with a crane or other material dealing with devices may be required.
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If not, they may be able to recommend a certified specialist who can perform these services, if you need them. Many motor service centers are members of the Electrical Device Service Association (EASA) and carry out repair work to the EASA Recommended Practice for the Repair Work of Rotating Electrical Apparatus. A clear understanding of the warranty offered will assist prevent disagreements later on.
If the motor is under warranty, be sure the store is licensed to perform guarantee work. After the motor has been inspected, you ought to anticipate to be told: The service center need to tell you if the motor requires rewinding or simply bearing replacement and tidy up. They must tell you what tests they carried out to substantiate these findings.
Cutting corners on repair work can cost you money and even lead to early motor failure. You should expect to receive an accurate expense estimate for the repair work. Remember, however, that repair expenses can vary once the store in fact begins the repair work due to the fact that they may find surprise problems that were not readily evident on their very first examination.
Lots of service centers can offer repair/replacement alternatives. In many cases the motor since of its age or type might not be readily or economically replaced. In other cases, a new motor might be the best method to go. If the motor was developed particularly for an OEM, the replacement may have to originate from the OEM.