Home \ . . . \ See All \ KEB Combivert AC Drive Repair \ KEB F4 Series Repair KEB F4 Series Repair When your KEB F4 AC drive gives problems, call us first! Precision Electronic Services will get your unit running like new again quickly and affordably. Free repair evaluation 2 year repair warranty Highly trained technicians KEB F4 rush repair available Great customer service Quality KEB F4 AC Drive Repair You Can Count On! Having problems with your KEB F4 VFD? We can help! PES has been repairing the KEB brand of AC drives for decades, therefore we have the experience and expertise to be your one stop shop for KEB F4 VFD repair. We provide a free repair evaluation for your failed KEB Combivert F4 AC drive, and our fast turnaround can get your drive repaired and returned to you quickly. Our technical staff is very familiar with the various applications in which the KEB F4 drive is used including HVAC, crane, fan, pump, and even elevator. In fact, PES repairs KEB F4 elevator specific drives for many of the top elevator companies in the U.S.! Our customers have realized a great cost savings by utilizing our repair service and have been able to get their equipment back into operation in a timely manner as well. Our repair process begins with the KEB F4 drive being disassembled, inspected and thoroughly cleaned. All components that are found to be defective, damaged and out of tolerance are replaced, along with any that are known to have a high failure rate. Once the unit has been re-assembled, power is applied and all power supplies, inputs, outputs and other functions are tested. Once all functional testing has been completed, the repaired F4 VFD is moved to one of our custom engineered load stations and burned in under dynamic load to verify the drive will perform properly when reinstalled at your facility. We’re so confident in the quality of our work that your repaired KEB F4 AC drive will be covered by our all-inclusive repair warranty that covers the entire unit for the full length of the warranty, not just the work we perform or parts we replace. Should you need your KEB F4 AC drive repair in a hurry, we can help there too! At PES, we understand the high cost of lost production and inconvenience that can be experienced due to a failed control, which is why we offer a rush repair service that expedites your repair to get you back into operation fast. With this valuable service, we help keep your costly downtime to a minimum. Ask about this great service when you contact us. Be sure to let us know the timeframe within which you need your repair and we will take care of it accordingly. Call PES today to get your KEB F4 VFD repair underway! Precision Electronic Services, Inc. is not affiliated in any way with the KEB company nor is it acting in any manner as a distributor for the KEB company.