Mercedes-Benz - MBE 900 Major Repair CEN03

This three day course includes classroom lectures and practical hands on exercises for the MBE 900 engine.


Pre-Requisites:
The following is a list of the courses and exams that must be completed prior to attending the instructor-led training course.

  • MBE 900 Product Intro Fuel
  • MBE 900 Product Intro Cooling
  • MBE 900 Product Intro Air-Intake
  • MBE 900 Product Intro Lube
  • MBE Product Intro Tune-Up
  • MBE 900 Maintenance
  • MBE Electronics
  • DDEC Reports
  • Basic Diagnostics
**Technicians that have taken the following combinations do not have to take Major Repair V2:
  • Pre EGR (8859) + '04 Update (8889)
  • '04 Major Repair (8886)


The material that will be covered in this course includes the following:

  • Discuss how and when to contact the Customer Support Center
  • Demonstrate how to navigate the Power Service Literature
  • Discuss the location for design and manufacture of the MBE 900 engine
  • Discuss the OM designation vs MBE 900
  • Identify the serial number locations
  • Identify the fuel system flow
  • Identify the cooling system flow
  • Identify the oil system flow
  • Identify the air intake system flow
  • Identify the EGR system flow
  • Discuss draining fuel from the secondary fuel filter housing
  • Discuss draining the oil filter housing
  • Discuss replacing the jumper fuel lines (SB)
  • Demonstrate how to remove the connector pipe with the slide hammer
  • Demonstrate how to remove the injector with the slide hammer
  • Demonstrate how to mark the position and remove the unit pumps
  • Only loosen the bolts first, the unit pumps may be on the top of the lobe and be under pressure
  • Demonstrate how to remove the cylinder head
  • Discuss using a bar type lift chain or lift adapters bolted to the engine block to remove or lift the engine
  • Demonstrate how to remove the front balancer using the flywheel holding tool
  • Discuss the necessity of removing the oil pan before removing the front cover and flywheel cover
  • The oil pan bolts to them
  • Discuss the importance of keeping the flywheel clean and undamaged
  • Demonstrate how to use the camshaft removal tool
  • Discuss the oil cooling spray nozzles
  • Demonstrate the proper procedures to clean engine components
  • Demonstrate how to find engine specifications in the Service Manual
  • Demonstrate how to disassemble the piston (rings, bearings rods and pin)
  • Demonstrate how to clean piston ring grooves
  • Discuss how to measure camshaft and crankshaft journals
  • Using the bearing inspection guide, discuss how to determine if a bearing needs replaced
  • Demonstrate how to measure the crankshaft bolts
  • Demonstrate how to install and torque the crankshaft bolts
  • Demonstrate how to measure crankshaft endplay
  • Demonstrate how to measure piston ring gap
  • Demonstrate how to assemble the pistons
  • Demonstrate how to install the pistons
  • Demonstrate how to remove and install the front crankshaft oil seal
  • Demonstrate how to remove and install the rear crankshaft oil seal
  • Demonstrate how to install new o-rings on the unit pumps
  • Discuss how to check the cylinder heads for flatness
  • Discuss how to check valve stem measurements
  • Demonstrate how and when to replace the valve springs and seals
  • Identify how to make valve measurements
  • Demonstrate how to torque the delivery pipe and thrust nut
  • Demonstrate how to assemble the EGR cooler and exhaust manifold
  • Demonstrate the tune-up procedure
  • Demonstrate the fuel pressure tests