DT MaxxForce Archives

DT MaxxForce Diesel Engine Injector Sleeve Replacement

This particular school bus had to be towed in because it quit on the road an hour out of town. The diesel engine is a 2011 DT MaxxForce which uses high pressure oil to operate the electronic injectors controlled by the engine computer. The problem we found was loose injector hold downs with faulty sealing… Continue reading DT MaxxForce Diesel Engine Injector Sleeve Replacement

DT MaxxForce Diesel Engine Cylinder Sleeve Protrusion

The cylinder sleeves are the next step on this rebuild project. They have a rubber seal that goes around the outside to separate the coolant from the crankcase. Once lubricated each sleeve is forced into the block and counterbores. We purchased all of the necessary tools to carry out this job and cylinder sleeve hold… Continue reading DT MaxxForce Diesel Engine Cylinder Sleeve Protrusion

MaxxForce DT Removing Pistons and Liners

Our In Frame has begun and #6 piston and liner has shown the damage caused by coolant contamination in the oil. If left too long the coolant will wash away the oil lubrication between the piston and piston liner. The terms for the piston cylinder for diesel engines that are able to be rebuilt in… Continue reading MaxxForce DT Removing Pistons and Liners

DT Diesel Engine InFrame Parts Inspection

This is an important step with any rebuild. Cleaning and inspection must be carried out with care so nothing gets missed. The cylinder head was sent out to a local machine shop for testing and inspection. They needed the injectors to block the fuel galleries to allow for a pressure test. Everything including injector sleeves,… Continue reading DT Diesel Engine InFrame Parts Inspection

Diesel Engine In Frame MaxxForce DT

If you told me we would be rebuilding one of our MaxxForce engines in six years I would have laughed and then went into total denial. There’s no way a school bus carrying 60 or so children operating 4 to 5 hours a day would be enough to wear out a diesel engine. I could… Continue reading Diesel Engine In Frame MaxxForce DT

DT Diesel Engine Rear Seal

As I start this post I can’t help thinking of all the experienced mechanics around the world who don’t share their mechanical fixes and failures. If 1% of mechanics around the world turned into bloggers the internet would be totally packed with great content. The ‘how to’ information online is the biggest draw to the… Continue reading DT Diesel Engine Rear Seal

International DT MaxxForce Engine Low Power Tip

MaxxForce DT Preventive Maintenance Low Power No Codes This condition no power no codes is a common problem with diesel engines. So the first steps are simple like checking for obvious problems with the fuel injection and air intake system. The fuel filters and air filter are exactly where you want to start. I’m not… Continue reading International DT MaxxForce Engine Low Power Tip

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Tag: DT MaxxForce