--- title: Pump Repair, Selection & Fluid Handling Guides | EV Pump Blog | Repair & Rebuild description: Repair & Rebuild | Practical pump guides, troubleshooting tips, and field insights from EV Pump's technicians. Written for maintenance managers and operators, not marketers. image: https://evpmp.co/hubfs/Website%20Feature%20Images/Home%20Feature%20Image%20-%20Website%20Images%20-%20EV%20Pump%20(1).png --- [Skip to the main content.](https://evpmp.co/blog/tag/repair-rebuild#main-content) [![WHITE\_TRANSAPRENT\_CROPPED](https://evpmp.co/hs-fs/hubfs/Logo/WHITE_TRANSAPRENT_CROPPED.png?width=1895&height=1060&name=WHITE_TRANSAPRENT_CROPPED.png "WHITE_TRANSAPRENT_CROPPED")](https://evpmp.co) [![Horizontal Logo - EV Pump](https://evpmp.co/hs-fs/hubfs/Logo/Horizontal%20Logo%20-%20EV%20Pump.png?width=7042&height=500&name=Horizontal%20Logo%20-%20EV%20Pump.png "Horizontal Logo - EV Pump")](https://evpmp.co) - [About](https://evpmp.co/about-us) - [About Us & Our Team](https://evpmp.co/about-us) - [Brands We Support & Service](https://evpmp.co/pump-brands) - [Industries We Serve](https://evpmp.co/about-us#industries) - FAQ Coming Soon! - [Services](https://evpmp.co/#services) - [Custom Pump Design](https://evpmp.co/custom-fluid-handling-systems) - [Repair, Replace & Rebuild](https://evpmp.co/pump-repair-replacement-rebuild) - [Preventative Maintenance](https://evpmp.co/pump-maintenance) - [Outsourced Service Work](https://evpmp.co/outsourced-service-work) - Contact Us for - [Equipment Rentals](https://evpmp.co/contact-us) - [Pump Sales & System Components](https://evpmp.co/contact-us) - [Other Equipment Repair](https://evpmp.co/contact-us) - [Custom Machining & Hard-To-Find Parts](https://evpmp.co/contact-us) - [Mobile Services](https://evpmp.co/contact-us) - Resources - [Case Studies](https://evpmp.co/blog/tag/case-studies) - [Our Blog](https://evpmp.co/blog) - [About Fluid Handling Systems](https://evpmp.co/fluid-handling-systems) - [About C-Pumps](https://evpmp.co/fluid-handling-systems/centrifugal-pump) - [View All Resources](https://evpmp.co/resources) - [Outsource Your Work](https://evpmp.co/outsourced-service-work) - [In-Stock Parts](https://evpmp.co/in-stock-pump-parts) Search [337-252-6487](tel:337-252-6487) [Contact Us](https://evpmp.co/contact-us) Toggle Menu Search Toggle Menu [337-252-6487](tel:337-252-6487) [Contact Us](https://evpmp.co/contact-us) - [About](https://evpmp.co/about-us) - [About Us & Our Team](https://evpmp.co/about-us) - [Brands We Support & Service](https://evpmp.co/pump-brands) - [Industries We Serve](https://evpmp.co/about-us#industries) - FAQ Coming Soon! - [Services](https://evpmp.co/#services) - [Custom Pump Design](https://evpmp.co/custom-fluid-handling-systems) - [Repair, Replace & Rebuild](https://evpmp.co/pump-repair-replacement-rebuild) - [Preventative Maintenance](https://evpmp.co/pump-maintenance) - [Outsourced Service Work](https://evpmp.co/outsourced-service-work) - Contact Us for - [Equipment Rentals](https://evpmp.co/contact-us) - [Pump Sales & System Components](https://evpmp.co/contact-us) - [Other Equipment Repair](https://evpmp.co/contact-us) - [Custom Machining & Hard-To-Find Parts](https://evpmp.co/contact-us) - [Mobile Services](https://evpmp.co/contact-us) - Resources - [Case Studies](https://evpmp.co/blog/tag/case-studies) - [Our Blog](https://evpmp.co/blog) - [About Fluid Handling Systems](https://evpmp.co/fluid-handling-systems) - [About C-Pumps](https://evpmp.co/fluid-handling-systems/centrifugal-pump) - [View All Resources](https://evpmp.co/resources) - [Outsource Your Work](https://evpmp.co/outsourced-service-work) - [In-Stock Parts](https://evpmp.co/in-stock-pump-parts) [Facebook](https://www.facebook.com/evpump/) [Linkedin](https://www.linkedin.com/company/ev-pump-and-equipment) ## Who We Are ### **Trusted to fix what others can’t.** Based in Lafayette and trusted across the Gulf Coast, we bring real-world experience to every job and build long-term trust with the people running it. ##### Our Company - [About Us & Our Team](https://evpmp.co/about-us) - [Brands We Support & Service](https://evpmp.co/pump-brands) - [Industries We Serve](https://evpmp.co/about-us#industries) - FAQ Coming Soon! ## Comprehensive Pump & Equipment Solutions ### **If it rotates, moves fluid, or needs fixing, we’ve got it covered.** From pump repair and rebuilds to custom machining and hard-to-source parts, we’re the team you call when no one else can figure it out. ##### Learn More - [Custom Pump Design](https://evpmp.co/custom-fluid-handling-systems) - [Repair, Replacement & Rebuilds](https://evpmp.co/pump-repair-replacement-rebuild) - [Preventative Maintenance](https://evpmp.co/pump-maintenance) - [Outsourced Service Work](https://evpmp.co/outsourced-service-work) ##### Contact Us for - [Equipment Rentals](https://evpmp.co/contact-us) - [Pump Sales & System Components](https://evpmp.co/contact-us) - [Other Equipment Repair](https://evpmp.co/contact-us) - [Custom Machining & Hard-to-Find Parts](https://evpmp.co/contact-us) - [Mobile Services](https://evpmp.co/contact-us) ## **"** We believe our impact goes beyond pumps. The energy and industrial sectors are crucial to global development, and we’re proud to contribute with our expertise and broad vision. \- Clark Edwards, Owner ##### Our Resources - [Case Studies](https://evpmp.co/blog/tag/case-studies) - [Our Blog](https://evpmp.co/blog) - [About Fluid Handling Systems](https://evpmp.co/fluid-handling-systems) - [About C-Pumps](https://evpmp.co/fluid-handling-systems/centrifugal-pump) - [View All Resources](https://evpmp.co/resources) # The Pump Solutions Authority ## EV Pump & Equipment Blog Filter by Tag Show All Case Studies Centrifugal Pumps Charge Pumps Chemical Injection Skids Chemical Processing Critical Spare Parts Custom Machining Diaphragm Pumps Diesel Engines Drilling Gasket Manufacturing Gear Pumps Grinder Pumps HDD High-Pressure High-Viscosity Injection Pumps Metallurgy Mud Pumps Oil & Gas Outsourced Service Work Peristaltic Pumps Positive Displacement Pumps Preventative Maintenance Pump Design Repair & Rebuild Self-Priming Pumps Skids Submersible Pumps Trash Pumps Wastewater Well Servicing ### We offer monthly updates for professionals looking for valuable content and insights. Sign up below! ### Repair & Rebuild [![Failed mechanical seal on a centrifugal pump shaft at EV Pump’s shop in Scott, Louisiana, showing the worn brass seal assembly, spring, and rust on the bearing frame](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/The%20True%20Cost%20of%20Unplanned%20Pump%20Downtime%20(Rig%2c%20SWD%2c%20Municipal)%20(2)%20(1).png?width=1200&height=600&name=The%20True%20Cost%20of%20Unplanned%20Pump%20Downtime%20(Rig%2c%20SWD%2c%20Municipal)%20(2)%20(1).png)](https://evpmp.co/blog/true-cost-of-unplanned-pump-downtime) #### [The True Cost of Unplanned Pump Downtime (Rig, SWD, Municipal)](https://evpmp.co/blog/true-cost-of-unplanned-pump-downtime) Oct 12, 2026, 12:09:56 PM Nobody calls me at 6 a.m. to ask what a pump costs. They call to ask how fast I can get it running, because whatever that pump was doing has already... [Wastewater](https://evpmp.co/blog/tag/wastewater) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Oil & Gas](https://evpmp.co/blog/tag/oil-gas) [Preventative Maintenance](https://evpmp.co/blog/tag/preventative-maintenance) [Read More](https://evpmp.co/blog/true-cost-of-unplanned-pump-downtime) [![EV Pump & Equipment trailer-mounted bypass pump unit with Jetech engine in Lafayette, LA](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Trash%2c%20Bypass%2c%20Submersible%20%26%20More%20Gulf%20Coast%20Pump%20Rentals%20(1).png?width=1200&height=600&name=Trash%2c%20Bypass%2c%20Submersible%20%26%20More%20Gulf%20Coast%20Pump%20Rentals%20(1).png)](https://evpmp.co/blog/how-ev-pump-rebuilt-a-hydroblast-trailer-for-sage-enviro-tech) #### [How EV Pump Rebuilt a Hydroblast Trailer for Sage Enviro Tech](https://evpmp.co/blog/how-ev-pump-rebuilt-a-hydroblast-trailer-for-sage-enviro-tech) Jun 8, 2026, 4:06:25 PM EV Pump rebuilt a hydroblast trailer for Sage Enviro Tech after a failed, customized flywheel left the engine, transmission, and pump coupling in... [Case Studies](https://evpmp.co/blog/tag/case-studies) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Custom Machining](https://evpmp.co/blog/tag/custom-machining) [Outsourced Service Work](https://evpmp.co/blog/tag/outsourced-service-work) [Read More](https://evpmp.co/blog/how-ev-pump-rebuilt-a-hydroblast-trailer-for-sage-enviro-tech) [![Large mud pump being crane-lifted off a flatbed at EV Pump & Equipment's yard — Lafayette, LA](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Mud%20Pump%20Repair%20When%20to%20Rebuild%20and%20When%20to%20Replace%20(2)%20(1).png?width=1200&height=600&name=Mud%20Pump%20Repair%20When%20to%20Rebuild%20and%20When%20to%20Replace%20(2)%20(1).png)](https://evpmp.co/blog/mud-pump-repair-rebuild-vs-replace) #### [Mud Pump Repair: When to Rebuild and When to Replace](https://evpmp.co/blog/mud-pump-repair-rebuild-vs-replace) Mar 24, 2026, 5:00:00 AM Mud pump failure in drilling or well servicing doesn't give you much warning — and when it happens, the rebuild vs. replace decision has real money... [Mud Pumps](https://evpmp.co/blog/tag/mud-pumps) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Drilling](https://evpmp.co/blog/tag/drilling) [Read More](https://evpmp.co/blog/mud-pump-repair-rebuild-vs-replace) [![Front view of a skid-mounted chemical injection unit with two yellow poly tanks, Yanmar-driven pump, battery box, and coiled black hose framed between two posts on an outdoor pad with grass and trees in the background.](https://evpmp.co/hs-fs/hubfs/Udor%20Chemical%20Injection%20Pump%20Case%20Study/Udor%20Chemical%20Injection%20Pump%20Case%20Study%20(1).png?width=900&height=450&name=Udor%20Chemical%20Injection%20Pump%20Case%20Study%20(1).png)](https://evpmp.co/blog/how-ev-pump-built-a-chemical-injection-skid-for-turbo-chem) #### [How EV Pump Built a Chemical Injection Skid for Turbo Chem](https://evpmp.co/blog/how-ev-pump-built-a-chemical-injection-skid-for-turbo-chem) Jan 27, 2026, 6:55:22 AM EV Pump designed and built a custom chemical injection skid for Turbo Chem International, replicating a proven design while improving safety,... [Case Studies](https://evpmp.co/blog/tag/case-studies) [Chemical Injection Skids](https://evpmp.co/blog/tag/chemical-injection-skids) [Skids](https://evpmp.co/blog/tag/skids) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/how-ev-pump-built-a-chemical-injection-skid-for-turbo-chem) [![Three rebuilt blue Viking gear pumps on wooden skids on a flatbed trailer at sunset, staged for delivery and installation.](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/How%20EV%20Pump%20Rebuilt%20Obsolete%20Viking%20Gear%20Pumps%20Before%20Grinding%20Season%20(1)%20(1).png?width=1200&height=600&name=How%20EV%20Pump%20Rebuilt%20Obsolete%20Viking%20Gear%20Pumps%20Before%20Grinding%20Season%20(1)%20(1).png)](https://evpmp.co/blog/how-ev-pump-rebuilt-obsolete-viking-gear-pumps-before-grinding-season) #### [How EV Pump Rebuilt Obsolete Viking Gear Pumps Before Grinding Season](https://evpmp.co/blog/how-ev-pump-rebuilt-obsolete-viking-gear-pumps-before-grinding-season) Jan 5, 2026, 10:44:43 AM EV Pump rebuilt three obsolete Viking gear pumps for Lafourche Sugars in time for pre-season test runs, restoring flow and reducing truck-loading... [Gear Pumps](https://evpmp.co/blog/tag/gear-pumps) [Case Studies](https://evpmp.co/blog/tag/case-studies) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/how-ev-pump-rebuilt-obsolete-viking-gear-pumps-before-grinding-season) [![A lineup of industrial pumps and engines including a blue centrifugal pump, an electric motor-driven pump skid, and a green diesel engine pump — representing critical spare parts and fluid handling systems supported by EV Pump.](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Critical%20Spares%20What%20Should%20You%20Keep%20On%20Hand%20for%20Your%20Pump%20System%20(1).png?width=1200&height=600&name=Critical%20Spares%20What%20Should%20You%20Keep%20On%20Hand%20for%20Your%20Pump%20System%20(1).png)](https://evpmp.co/blog/critical-spares-what-should-you-keep-on-hand-for-your-pump-system) #### [Critical Spares: What Should You Keep On Hand for Your Pump System?](https://evpmp.co/blog/critical-spares-what-should-you-keep-on-hand-for-your-pump-system) Nov 24, 2025, 7:08:40 PM Having the right spare parts on hand isn’t just a precaution. It’s key to uptime, reliability, and long-term cost savings in your pump system. In... [Critical Spare Parts](https://evpmp.co/blog/tag/critical-spare-parts) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/critical-spares-what-should-you-keep-on-hand-for-your-pump-system) [![Old industrial pump skid with a large turquoise and rusted multi-port pump system mounted under a yellow metal canopy in a grassy field, used for heavy-duty fluid handling or diesel-driven operations.](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Outsourcing%20Pump%20Service%20Work%20How%20EV%20Pump%20Turns%20Backlog%20Into%20Profit%20(4)%20(1).png?width=900&height=450&name=Outsourcing%20Pump%20Service%20Work%20How%20EV%20Pump%20Turns%20Backlog%20Into%20Profit%20(4)%20(1).png)](https://evpmp.co/blog/outsourcing-pump-service-work-how-ev-pump-turns-backlog-into-profit) #### [Outsourcing Pump Service Work: How EV Pump Turns Backlog Into Profit](https://evpmp.co/blog/outsourcing-pump-service-work-how-ev-pump-turns-backlog-into-profit) Nov 4, 2025, 8:20:23 AM When your shop is at capacity, outsourcing service work to EV Pump keeps your projects moving and your customers satisfied. Learn how partnering with... [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/outsourcing-pump-service-work-how-ev-pump-turns-backlog-into-profit) [![Modern diesel pump engine with visible exhaust system and components, representing Tier 3 and Tier 4 engine technology choices compared to electric-driven pumps.](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Which%20Should%20You%20Choose%20Tier%204%20or%203%20Diesel%20Engines%20vs.%20Electric%20Pumps%20(1).png?width=1200&height=600&name=Which%20Should%20You%20Choose%20Tier%204%20or%203%20Diesel%20Engines%20vs.%20Electric%20Pumps%20(1).png)](https://evpmp.co/blog/which-should-you-choose-tier-4-or-3-diesel-engines-vs-electric-pumps) #### [Which Should You Choose? Tier 4 or 3 Diesel Engines vs. Electric Pumps](https://evpmp.co/blog/which-should-you-choose-tier-4-or-3-diesel-engines-vs-electric-pumps) Oct 23, 2025, 9:52:29 AM Tier 4 diesel engines are the latest standard. Computerized, DEF-driven, and built to meet today’s emissions requirements. Tier 3 engines are the... [Diesel Engines](https://evpmp.co/blog/tag/diesel-engines) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/which-should-you-choose-tier-4-or-3-diesel-engines-vs-electric-pumps) [![Digital graphic featuring seven different metals used in pump construction—cast iron, bronze, 316 stainless steel, CD4MCu, super duplex stainless, alloy 20, and Hastelloy—displayed in a rugged, industrial-style layout with metallic textures, designed as a feature image for the metallurgy blog.](https://evpmp.co/hs-fs/hubfs/Blog%20Feature%20Images/Metallurgy%20Cast%20Iron%20vs%20Stainless%20Steel%20vs%20CD4MCu%20and%20Other%20Metals%20(1)%20(1).png?width=1200&height=600&name=Metallurgy%20Cast%20Iron%20vs%20Stainless%20Steel%20vs%20CD4MCu%20and%20Other%20Metals%20(1)%20(1).png)](https://evpmp.co/blog/metallurgy-cast-iron-vs-stainless-steel-vs-cd4mcu-and-other-metals) #### [Metallurgy: Cast Iron vs Stainless Steel vs CD4MCu and Other Metals](https://evpmp.co/blog/metallurgy-cast-iron-vs-stainless-steel-vs-cd4mcu-and-other-metals) Oct 10, 2025, 12:20:59 PM One of the most common questions I hear is: "what’s the real difference between cast iron, stainless steel, and duplex alloys - and how do I know... [Metallurgy](https://evpmp.co/blog/tag/metallurgy) [Pump Design](https://evpmp.co/blog/tag/pump-design) [Repair & Rebuild](https://evpmp.co/blog/tag/repair-rebuild) [Read More](https://evpmp.co/blog/metallurgy-cast-iron-vs-stainless-steel-vs-cd4mcu-and-other-metals) ## Have questions about our offerings? ### Leave Us a Message To Get Started How We Help - [In-Stock Parts (ready to ship!)](https://evpmp.co/in-stock-pump-parts) - [Outsource Your Work](https://evpmp.co/outsourced-service-work) - [Brands We Sell & Service](https://evpmp.co/pump-brands) - [View All Services](https://evpmp.co/#services) Company - [About Us & Our Team](https://evpmp.co/about-us) - [Our Blog](https://evpmp.co/blog) - [View All Resources](https://evpmp.co/resources) Contact - [Message Us](https://evpmp.co/contact-us) - [337-252-6487](tel:337-252-6487) - [308 Brents Loop Scott, LA 70583](https://www.google.com/maps/dir//308+Brents+Lp,+Scott,+LA+70583/data=!4m6!4m5!1m1!4e2!1m2!1m1!1s0x862498d6abd7fa4b:0x772a37192ef0c92c?sa=X&ved=1t:707&ictx=111) [![WHITE\_TRANSAPRENT\_CROPPED](https://evpmp.co/hubfs/Logo/WHITE_TRANSAPRENT_CROPPED.png)](https://evpmp.co) - [Privacy Policy](https://evpmp.co/privacy-policy) - [Your Privacy Choices ![Privacy Options](https://evpmp.co/hubfs/privacyoptions.png)](https://evpmp.co/your-privacy-choices) © 2026 Edwards Five (EV) Pump and Equipment LLC [Facebook](https://www.facebook.com/evpump/)[Linkedin](https://www.linkedin.com/company/ev-pump-and-equipment) Return to top