Home \ About Precision Electronic Services \ Blog Blog Share All Categories Test Blog Category Search Reset General Troubleshooting Of VFD Problems 03/14/2019Common issues and possible solutions for AC DrivesMagnetek GPD 503 fault indication 11/26/2018Magnetek GPD 503 series drive fault codes and causes.Resolvers vs. Encoders 08/30/2018Servo motor feedback devices will typically be either a resolver or encoder depending on application.PowerFlex 70 Fault Codes 08/28/2018When a drive fault occurs, the first step in troubleshooting is to know what the fault code means.PLC-5 Troubleshooting Help 06/11/2018Troubleshooting the operation of an Allen Bradley PLC-5 systemABB ACS550 Fault Codes 05/24/2018A listing of ABB ACS550 faults, causes, and corrective actions.Industrial Automation Technology 05/08/2018Automation can be defined as the technology by which a process or procedure is performed without human assistance.Open Loop and Closed Loop Systems 04/10/2018A servo drive is a primary example of a closed-loop system.Elevator troubleshooting tips 02/09/2018We've compiled a few actions to take to remedy some common elevator issues.Basics of an HVAC bypass system 02/05/2018HVAC bypass can be engaged to keep air moving in the event of a VFD malfunction.Basics of rotary encoders. 12/29/2017Rotary encoders are broken down into categories depending on how they are used.Many Allen Bradley servo motors use Stegmann encoders. 12/28/2017These feedback devices are different than the standard sinusoidal encoder.Bus voltage may still be present 12/04/2017When the charge LED is off, there may still be high voltage on the DC bus.Yaskawa P1000 Alarms & Faults 11/29/2017A listing of drive faults and alarms with possible causes and solutions.Siemens Micromaster 440 Overview 11/17/2017The Siemens Micromaster 440 is the most advanced member of the Micromaster line of drives.Reliance SSCC Operation 11/13/2017The SSCC card provides control, logic, and timing functions for the MaxPak Plus controller.Periodic inspections are important 09/28/2017Inspection of your drives will alert you to potential issues so they can be taken care of before they become a problem.Recovering your AC drive after a flood or water damage. 09/08/2017Water can be one of the most detrimental factors when it comes into contact with electronic equipment.What are HMI panels and why do I want them? 08/24/2017Modern HMI panels provide a wide range of controls and are essential in today’s industrial operations.What could be causing the drive overload error? 07/14/2017When your Baldor AC drive displays an Overload Fault, try these troubleshooting steps to verify the reason.How does heat affect drive operation? 06/30/2017Overheating and overtemp faults may not even be heat related.Testing your three phase motor 06/08/2017A few quick tests on your three phase motor will put your mind at ease and potentially save you lots of money.A few pre-installation checks can save time and trouble 06/07/2017You just received the drive that was sent to PES for repair, but there are a few things to check before you reinstall.What Should I Send With My Repair? 05/05/2017The question of what is needed to be sent with an item being shipped to us for repair is something we hear quite often. The short answer is “As much as possible”.Automation Everywhere You Look 04/27/2017No matter where I go, I am always on the lookout for whatever automation that may be in use in everyday life.When Production Demand Picks Up – Is Your Company Ready? 04/20/2017Manufacturing is growing – be sure your control equipment is up for the challenge.Testing IGBTs on the Yaskawa A1000 Drive 04/10/2017When there is a problem with your Yaskawa A1000 drive, a test of the IGBT modules is a good step in determining if a repair is needed.Constant Torque Drives vs Variable Torque Drives 04/06/2017Fans and pumps require less power to run them once they get up to speed. Variable torque drives are a better choice to use on these types of applications.PowerFlex 700 Fault Codes 04/06/2017Troubleshooting your Allen Bradley PowerFlex 700 AC drive begins with knowing what the displayed fault code indicates. Dynamic Load Testing Matters! 02/24/2017You’ve probably heard the phrase before, but do you really know what “Dynamic Load Testing” means or why it's important?Knowing and Saving Parameters Can Be a Great Time Saver 02/17/2017Drive parameters are important. Knowing what they are and what they do in the event of drive failure is paramount.Basics of Extrusion 02/17/2017DC drives are often used in extruder applications because of the high torque control they need.What to do when your Allen Bradley 1336 drive gives a fault 01/27/2017Another day in the life for Joe the maintenance tech when a drive in the plant starts having trouble.Basic Elements of a Control System 11/24/2016There are four basic elements of a typical motion control system. The complexity of each of these elements will vary.When a Drive Shorts, You'll Know Right Away 11/24/2016Whether its a minor snap, crackle, pop or an Earth shattering kaboom, when an AC drive shorts out, you’ll know quickly.Obsolete Drives... Decisions! 11/24/2016Obsolete drives present a special set of problems when they fail. Unfortunately all Saftronics controls fall into this category. Basics of a Servo Motor 11/24/2016A servo motor is often referred to as a permanent magnet AC motor. It is used for applications that require precision speed and positioning control. Resetting the Fault May Not Fix the Problem 11/24/2016Many drives will run with components that are outside of their range of tolerance. This can cause a myriad of nuisance faults and failures that a drive reset may clear.Sometimes It Can't Be Fixed 11/24/2016PES also provides new and replacement drivesFault Codes and No Communication 11/23/2016PES repairs the entire Allen Bradley PowerFlex line of drives from Rockwell Automation including drives from both the Architecture and Compact classes of drives. Many Factors Can Cause a Drive to Run Incorrectly 11/22/2016AC motor controls such as Magnetek drives are often used for the precise control they offer in the operation of AC motor current, torque, and speed. Fans Are Running But There's No Output 11/22/2016If you experience drive problems due to a power surge, check the incoming voltage to see if it is within the normal operating range for the drive.DS308 AC Drive Simple Operating Instructions and failures 11/21/2016When you have a drive fail, to be able to properly troubleshoot it, you first must know what the proper operation looks like to know when it is not functioning correctly. Haas Spindle Drive Fault and the DS309 11/21/2016Machining center manufacturers use many brands and types of drives for a multitude of different purposes including spindle operation, tool change, and positioning. Magnetek Has Been Building Elevator Drives Since 1976 11/18/2016Elevator applications require specialized drives. The Magnetek HPV 900 AC vector drive was designed and introduced specifically for high performance elevator applications. Magnetek/Yaskawa GPD 515 AC Drive Fault Indications 11/17/2016Failure of the Magnetek/Yaskawa GPD 515/G5 series drives falls into two categories. Alarm condition and fault condition.PowerFlex 40 Fault Codes 11/16/2016One of the fault conditions listed may be the key to troubleshooting your Allen Bradley PowerFlex 40 AC drive. Magnetek GPD 503 Drive models 11/16/2016The Magnetek GPD 503 is a versatile AC drive available in a variety of sizes with a wide range of models, horsepower ratings, and operating voltages. Is Your HMI getting to its EOL? 10/20/2016When the obsolete PanelView 550 graphic terminal fails, it raises the question of is it better to repair, upgrade, or replace. HMI Troubleshooting Made Easy 10/20/2016Try some of the suggested troubleshooting steps to get your Allen Bradley PanelView 600 back into operation. HMI Panels Are Used in Many Different Applications 10/20/2016Allen Bradley PanelView terminals come in many shapes, sizes, and lists of features. Small to large, and old to new, PES has the experience to meet your repair needs. Show All 10 Items Per Page 20 Items Per Page 50 Items Per Page 100 Items Per Page 1
Resolvers vs. Encoders 08/30/2018Servo motor feedback devices will typically be either a resolver or encoder depending on application.
PowerFlex 70 Fault Codes 08/28/2018When a drive fault occurs, the first step in troubleshooting is to know what the fault code means.
Industrial Automation Technology 05/08/2018Automation can be defined as the technology by which a process or procedure is performed without human assistance.
Open Loop and Closed Loop Systems 04/10/2018A servo drive is a primary example of a closed-loop system.
Elevator troubleshooting tips 02/09/2018We've compiled a few actions to take to remedy some common elevator issues.
Basics of an HVAC bypass system 02/05/2018HVAC bypass can be engaged to keep air moving in the event of a VFD malfunction.
Basics of rotary encoders. 12/29/2017Rotary encoders are broken down into categories depending on how they are used.
Many Allen Bradley servo motors use Stegmann encoders. 12/28/2017These feedback devices are different than the standard sinusoidal encoder.
Bus voltage may still be present 12/04/2017When the charge LED is off, there may still be high voltage on the DC bus.
Yaskawa P1000 Alarms & Faults 11/29/2017A listing of drive faults and alarms with possible causes and solutions.
Siemens Micromaster 440 Overview 11/17/2017The Siemens Micromaster 440 is the most advanced member of the Micromaster line of drives.
Reliance SSCC Operation 11/13/2017The SSCC card provides control, logic, and timing functions for the MaxPak Plus controller.
Periodic inspections are important 09/28/2017Inspection of your drives will alert you to potential issues so they can be taken care of before they become a problem.
Recovering your AC drive after a flood or water damage. 09/08/2017Water can be one of the most detrimental factors when it comes into contact with electronic equipment.
What are HMI panels and why do I want them? 08/24/2017Modern HMI panels provide a wide range of controls and are essential in today’s industrial operations.
What could be causing the drive overload error? 07/14/2017When your Baldor AC drive displays an Overload Fault, try these troubleshooting steps to verify the reason.
How does heat affect drive operation? 06/30/2017Overheating and overtemp faults may not even be heat related.
Testing your three phase motor 06/08/2017A few quick tests on your three phase motor will put your mind at ease and potentially save you lots of money.
A few pre-installation checks can save time and trouble 06/07/2017You just received the drive that was sent to PES for repair, but there are a few things to check before you reinstall.
What Should I Send With My Repair? 05/05/2017The question of what is needed to be sent with an item being shipped to us for repair is something we hear quite often. The short answer is “As much as possible”.
Automation Everywhere You Look 04/27/2017No matter where I go, I am always on the lookout for whatever automation that may be in use in everyday life.
When Production Demand Picks Up – Is Your Company Ready? 04/20/2017Manufacturing is growing – be sure your control equipment is up for the challenge.
Testing IGBTs on the Yaskawa A1000 Drive 04/10/2017When there is a problem with your Yaskawa A1000 drive, a test of the IGBT modules is a good step in determining if a repair is needed.
Constant Torque Drives vs Variable Torque Drives 04/06/2017Fans and pumps require less power to run them once they get up to speed. Variable torque drives are a better choice to use on these types of applications.
PowerFlex 700 Fault Codes 04/06/2017Troubleshooting your Allen Bradley PowerFlex 700 AC drive begins with knowing what the displayed fault code indicates.
Dynamic Load Testing Matters! 02/24/2017You’ve probably heard the phrase before, but do you really know what “Dynamic Load Testing” means or why it's important?
Knowing and Saving Parameters Can Be a Great Time Saver 02/17/2017Drive parameters are important. Knowing what they are and what they do in the event of drive failure is paramount.
Basics of Extrusion 02/17/2017DC drives are often used in extruder applications because of the high torque control they need.
What to do when your Allen Bradley 1336 drive gives a fault 01/27/2017Another day in the life for Joe the maintenance tech when a drive in the plant starts having trouble.
Basic Elements of a Control System 11/24/2016There are four basic elements of a typical motion control system. The complexity of each of these elements will vary.
When a Drive Shorts, You'll Know Right Away 11/24/2016Whether its a minor snap, crackle, pop or an Earth shattering kaboom, when an AC drive shorts out, you’ll know quickly.
Obsolete Drives... Decisions! 11/24/2016Obsolete drives present a special set of problems when they fail. Unfortunately all Saftronics controls fall into this category.
Basics of a Servo Motor 11/24/2016A servo motor is often referred to as a permanent magnet AC motor. It is used for applications that require precision speed and positioning control.
Resetting the Fault May Not Fix the Problem 11/24/2016Many drives will run with components that are outside of their range of tolerance. This can cause a myriad of nuisance faults and failures that a drive reset may clear.
Fault Codes and No Communication 11/23/2016PES repairs the entire Allen Bradley PowerFlex line of drives from Rockwell Automation including drives from both the Architecture and Compact classes of drives.
Many Factors Can Cause a Drive to Run Incorrectly 11/22/2016AC motor controls such as Magnetek drives are often used for the precise control they offer in the operation of AC motor current, torque, and speed.
Fans Are Running But There's No Output 11/22/2016If you experience drive problems due to a power surge, check the incoming voltage to see if it is within the normal operating range for the drive.
DS308 AC Drive Simple Operating Instructions and failures 11/21/2016When you have a drive fail, to be able to properly troubleshoot it, you first must know what the proper operation looks like to know when it is not functioning correctly.
Haas Spindle Drive Fault and the DS309 11/21/2016Machining center manufacturers use many brands and types of drives for a multitude of different purposes including spindle operation, tool change, and positioning.
Magnetek Has Been Building Elevator Drives Since 1976 11/18/2016Elevator applications require specialized drives. The Magnetek HPV 900 AC vector drive was designed and introduced specifically for high performance elevator applications.
Magnetek/Yaskawa GPD 515 AC Drive Fault Indications 11/17/2016Failure of the Magnetek/Yaskawa GPD 515/G5 series drives falls into two categories. Alarm condition and fault condition.
PowerFlex 40 Fault Codes 11/16/2016One of the fault conditions listed may be the key to troubleshooting your Allen Bradley PowerFlex 40 AC drive.
Magnetek GPD 503 Drive models 11/16/2016The Magnetek GPD 503 is a versatile AC drive available in a variety of sizes with a wide range of models, horsepower ratings, and operating voltages.
Is Your HMI getting to its EOL? 10/20/2016When the obsolete PanelView 550 graphic terminal fails, it raises the question of is it better to repair, upgrade, or replace.
HMI Troubleshooting Made Easy 10/20/2016Try some of the suggested troubleshooting steps to get your Allen Bradley PanelView 600 back into operation.
HMI Panels Are Used in Many Different Applications 10/20/2016Allen Bradley PanelView terminals come in many shapes, sizes, and lists of features. Small to large, and old to new, PES has the experience to meet your repair needs.