HEAVY EQUIPMENT SERVICES
JENNMAR MAINTENANCE AND REPAIR
AN AFFILIATE OF JENNMAR SERVICES
Jennmar Maintenance and Repair saves you money by rebuilding engines, components, and parts to proper working condition. With over 75 years of combined experience, our skilled mechanics have successfully serviced Cat®, Cummins®, Detroit Diesel®, International®, John Deere®, JLG®, Terex®, Volvo®, and many other leading brands of heavy equipment.
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Our expertise includes:
At Jennmar Maintenance and Repair, we get your heavy equipment components back up and running—quickly, expertly, and at a fraction of the cost of OEM replacements. Just because your equipment is down doesn’t mean you need to buy new. Our trusted team delivers reliable results and exceptional service, keeping your operations moving forward.
HEAVY EQUIPMENT SERVICES
HEAVY EQUIPMENT SERVICES
Jennmar Maintenance and Repair knows how important it is for your heavy equipment to be working properly. You can’t afford to waste time and money waiting around for broken components like transmissions, engines, and differentials to be repaired. We have the expertise and resources to quickly finish your repairs on site or in our shop.
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Our Jennmar field mechanics are always ready to fix your heavy equipment whether you need components like engines repaired or parts rebuilt.
Some of the types of heavy machines we fix are:
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Back Hoes
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Fork Lifts
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Crawler Loaders
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Scrapers
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Dozers
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Wheel Loaders
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Excavators
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Wood chippers
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and more*
​*There may be other types of heavy equipment or custom machinery we can service. Call 304-277-3400 if you don't see your machine on this list and need repairs.
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Heavy Equipment Machine Brands We Service:
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Berco®
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John Deere®
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Caterpillar®
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Cummins®
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Terex®
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Detroit Diesel®
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Volvo®
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International®
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JLG®
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and more*
​*We service other brands, too. Call 304-277-3400 for repairs of any of the above brands of heavy machinery or if you need parts or components rebuilt for a brand not on this list.
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Types of Heavy Equipment Repair We Provide:
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Engine rebuilding
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Rear end differentials
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Front end differentials
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Torque converter replacement
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Mobile line boring / bore welding
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Transmission repair
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New components
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and more*
​*Call 304-277-3400 to tell us what types of heavy equipment you need to have repaired.
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We'll Come to You!
Jennmar Maintenance and Repair mechanics are qualified in transmission repair, engine rebuilding, torque converter replacements, and all other heavy equipment part and component repairs. Our skilled, highly trained field mechanics can diagnose virtually any problem quickly to get you up and running again.
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Our heavy equipment mechanics will come to your site with a full service truck to pick up your components to take back to our shop for repair. You can rely on our team to make sure that your dozers, scrapers, and tractor repairs are done correctly.
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Our Heavy Equipment Repair Shop
The Jennmar Maintenance and Repair full service component rebuild shop is expertly staffed with mechanics that can rebuild and repair broken parts and components for your heavy equipment. This fully stocked repair shop allows us to rebuild, install, or fix any transmission, engine, torque converter, drop box, rear end or front end differential, or any other repair problem you send our way.
TURBOCHARGER REPAIRS & REBUILDS
Jennmar Maintenance and Repair is proud to offer a wide range of turbocharger repairs and rebuilds, for all OEM applications. Our focus is to provide a high quality, cost effective solution to all of your turbocharger needs. Our technical staff will evaluate the failure to provide a quick response for the repair. We also stock a complete line of minor and major repair kits, including cartridges, and installation kits for your specific turbocharger and application. We utilize parts from the United States or the UK that meet or exceed all OEM standards.​
COATED EXHAUST COMPONENTS
Jennmar Maintenance and Repair stocks and has the ability to provide high temperature insulated turbochargers, manifolds and other coated exhaust components to the marine, mining and defense industries. These coated components insulate the engine, lowering ambient temperatures of the engine compartments, and decreasing heat properties of exhaust and turbochargers.
DEUTZ ENGINE PARTS AND REPAIR
Deutz engines are internationally recognized for their advanced technology and performance in generating, compressors, welders and pump sets. Deutz is a leading name in the oil and gas industries, and all of their products meet worldwide emission standards.
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Jennmar Maintenance and Repair is proud to be the exclusive Deutz dealer for West Virginia, and we also service all of the Marcellus Shale regions of Pennsylvania, Ohio, and New York. We can supply both service and parts for a wide variety of Deutz engines. We carry an extensive selection of Deutz Genuine parts, and we offer complete engine rebuilds and replacements as well.
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To get more information about our Deutz services, please call 304-277-3400.
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Serving Oil, Gas and Coal Industries
In the coal industry, we repair, replace and provide parts for coal mining equipment and transportation. Types of underground and diesel powered mining equipment we service include screen machines, shuttles, mantrips, cars/buses and scoops. In the gas industry, we provide service and replacements for generator set, or genset engines, hydraulic power units and water pumps. We can replace and provide parts like cylinder heads, fuel injection pumps, turbos, injectors and overhaul kits and repair Deutz engines for non-farm equipment.
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Deutz Engines We Repair:
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1015 | Generator Set Engine
187 - 440 kW / 251 - 590 hp -
2015 | Automotive Engine used for construction and rail vehicles
330 - 440 kW / 443 - 590 hp -
1013 | Generator Set Engine
83 - 204 kVA -
2012 | Construction Equipment Engine used for mining and construction applications
75 - 147 kW / 100 - 197 hp -
2013 | Automotive Engine used for construction and rail vehicles
125 - 235 kW / 168 - 315 hp -
912 | Generator Set Engine
29 – 64 kVA -
914 | Generator Set Engine
45 – 75 kVA -
2011 | Generator Set Engines
L 2011: 12 - 50 kVA
M 2011: 12 - 60 kVA
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Other Models we Service Include:
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1012
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913
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1011
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1011F​
OIL & GAS FIELD SERVICES AND MINING EQUIPMENT REPAIR
Jennmar Maintenance and Repair provides many oil and gas field services, including heavy equipment repair and mining equipment repair. Our field technicians provide services to the oil, gas and coal industries in the Marcellus and Utica shale regions of West Virginia, Pennsylvania, Ohio, Kentucky, and New York.
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Our Field Services:
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Routine and preventative maintenance
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Rig support
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Ancillary repairs
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Diesel breakdown and powertrain repairs (tier 2-4 support)
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Crane capacities
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CAT loader repair
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Hydraulic system support
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Custom made hydraulic cups (couplings) and hydraulic hoses
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Equipment rentals
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Mobile welding units
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Mining & Heavy Equipment Parts
We are a dealer for Deutz engines and parts, including warranty work and repair. We have a vast selection of Deutz manufacturers’ products, and offer replacement engines and complete engine rebuilds. Our knowledgeable and experienced staff will help you get the part you need quickly and easily.
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We are Mobile!
In the coal and oil industries, we service underground and diesel powered mining equipment. In the natural gas industry, Jennmar Maintenance and Repair services all of the Marcellus Shale and Utica Shale regions. Our fully equipped service trucks are available to provide on-site service to locations in the tri-state area of West Virginia, Pennsylvania, and Ohio.
Jennmar's field service technicians will service your oil and gas equipment on-site as quickly as possible, preventing you from losing time and money. We can diagnose many problems on-site, but our full-service trucks can also transport any components back to our shop. If you are in our area and you would prefer to drop off your equipment, you have that cost saving option too!
Our heavy equipment mechanics are well qualified and PEC certified.
Call 304-277-3400 for more information and service inquiries regarding field services and mining equipment projects.
