MAN Marine Diesel Engine D-2866.D-2876.LE-4xx.LE-301 Repair Manual

MAN Marine Diesel Engine D-2866.D-2876.LE-4xx.LE-301 Repair Manual

This manual PDF download has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.


MAN D 2866 LE 401 / 402 / 403 / 405
MAN D 2876 LE 301
MAN D 2876 LE 403


Safety instruction
General information on the overhaul of engines
Trouble shooting table
Engine views, D 2866 LE401
Cross section of engine
Longitudinal section
Schematic diagram of engine lubrication system
Schematic diagram of fuel system
Schematic diagram of cooling system

Fuel system
Checking and adjusting start of fuel delivery
Removing and installing injection pump
Removing and installing fuel injectors
Checking and repairing fuel injectors
Cleaning fuel prefilter
Changing fuel filter cartridges

Cooling system
Draining and filling with coolant
Removing and installing thermostat
Removing and installing water pump
Repairing water pump
Assembling water pump
Removing and attaching expansion tank .
Removing and installing heat exchanger .
Removing and installing heat-exchanger pipe set
Raw water pump

Changing oil filter
Removing and installing oil cooler
Removing and installing oil pump
Oil spray nozzle

Flywheel / Crankshaft seal
Removing and installing vibration damper, changing front crankshaft seal
Removing and installing flywheel, replacing gear ring
Removing and installing crankshaft seal (flywheel end)
Exchanging bearing race
Crankshaft seals

Intake / exhaust system
Removing and installing intake manifold
Removing and installing exhaust manifold
Turbocharger, trouble shooting
Checking the charge-air pressure
Removing and installing turbocharger
Checking axial and radial play of turbocharger rotor shaft
Exchanging waste gate
Removing and installing intercooler

Cylinder head
Removing and installing cylinder head
Setting valve clearance
Disassembling and assembling rocker arms
Removing and installing valves
Removing and installing valve guides
Replacing valve seat insert
Reworking valve seat
Refacing valves
Checking compression

Valve timing
Removing and installing timing case
Removing and installing camshaft
Removing and fitting camshaft bearing bushes
Checking valve timing

Crankgear, pistons
Removing and installing crankshaft
Removing and installing piston with connecting rod
Removing piston from and attaching to connecting rod checking - changing connecting rod
Removing, installing and changing piston rings
Replacing cylinder liners
Measuring piston protrusion

Removing and installing starter
Coolant level probe

Special tools


Language : English
Requirements : PDF Reader
Total pages : 152

This manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having PDF files instead of a hard-printed manual is that you can use the Search feature in Acrobat to find just what your looking for and just print out the exact pages you need or all manual.

- This Manual PDF Compatible with All version Windows PC OS, MAC OS and Linux OS.
- Compression utility needed to extract it first, if PDF locate in the archive (e.g. 7-zip).
- All pages are printable, so run off what you need & take it with you into the garage or workshop.

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Keywords: man; marine diesel engine; repair manuals; service manual
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