At Diesel Engines Canada, we specialize in providing top-notch engine rebuilding services for the John Deere 70D Mini Excavator, which is powered by the robust John Deere 4239D engine. Our commitment to quality and reliability ensures that your equipment remains operational and efficient, minimizing downtime and maximizing productivity on your job site.
Our engine rebuilding process is meticulously designed to meet and exceed OEM specifications. We utilize ISO 9001:2015 approved parts, ensuring that every component we use adheres to the highest standards of quality and performance. This attention to detail guarantees that your remanufactured John Deere engine will deliver the dependable power and efficiency you expect from your mini excavator.
Unlike standard rebuilds that may be performed in a typical garage environment, our remanufacturing process is comprehensive and thorough. Located in Concord, Ontario, our specialized engine machine shop is equipped with state-of-the-art machinery and tools necessary to restore your John Deere 4239D engine to its original specifications. By keeping all machining work in-house, we significantly reduce waiting times and ensure that your engine is rebuilt with precision and care.
In addition to our rebuilding services, we also offer a selection of brand new surplus engines. If your engine is beyond repair, we can provide you with a new engine that fits seamlessly into your John Deere 70D Mini Excavator. Our experienced team can transfer the exterior components from your old engine to the new one, ensuring emissions compatibility and a perfect fit with minimal additional effort required on your part.
With over three decades of experience in the engine remanufacturing industry, Diesel Engines Canada has built a reputation for excellence and customer satisfaction. Our knowledgeable staff is here to assist you in choosing the right option for your needs. Whether you are considering a rebuild or a new engine, we are just a call or email away. Please reach out to us for availability and to discuss your specific requirements.
Detailed Engine Remanufacturing Procedure
Our remanufacturing process involves a series of meticulous steps to ensure that every aspect of your engine is restored to optimal condition. Here’s a brief overview of our detailed procedure:
- Disassembly of the engine
- Manual scrubbing of heavy debris
- Engine degreasing
- Hot alkaline spray jet cleaning
- Pneumatic wire brushing
- Ultrasonic cleaning
- Removal of broken studs
- Measuring all components to manufacturer specifications
- Machining cylinder bore to accept new pistons
- Checking for warpage with a straight edge
- Milling cylinder head surface
- Cutting valve seats
- Gnurling valve guides
- Machining valve surfaces or replacement
- Testing valve spring resistance
- Magnafluxing cylinder heads for crack detection
- Adjusting valve clearance
- Assembling the cylinder head
- Machining crankshaft to accept new bearings
- Assembling the engine with all new components
- Spin testing the engine
- Taping all ports and packaging the engine in a corrosion-inhibiting bag
At Diesel Engines Canada, we take pride in our comprehensive approach to engine rebuilding. Our goal is to provide you with a reliable engine that meets your operational needs and exceeds your expectations. Contact us today to learn more about our services and how we can help you keep your John Deere 70D Mini Excavator running smoothly.