Mercedes Benz Industrial Engines Maintenance Repair advanced Manual
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Mercedes Benz Industrial Engines Maintenance Repair advanced Manual
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Characteristics:
- Engine model series OM 457 LA is a new development with optimized power output and torque characteristics.
- These engines are suitable for all operational fields in the On/Off-highway modes.
- They are characterized by high economy with low fuel consumption and low service requirements.
- With its low power/weight ratio, the engine design corresponds to the demands of the market.
- Other features of the new engine model series are high reliability in association with long runtime, with low fuel consumption for optimal power output.
Main technical characteristics of the BR 457:
- High-strength, noise-optimised cylinder housing of high-additive cast iron.
- Compact design and high functional reliability through integration of the oil cooler, the unit pumps, and the coolant, fuel and oil ports into the crankcase.
- Engines in three different power categories, which already correspond to the EURO III or Euromot/EPA Level 2 standard from the start of production.
- Highly rigid oil pan of light alloy.
- Seven-journal crankshaft with counterweights bolted on. Induction-hardened bearing points and fillet radius.
- Fitted bearing located at the central bearing support for technical reasons related to vibrations.
TABLE OF CONTENTS:
Welcome 1
Engine model series OM 457 L A2
Engine OM 457 LA 4
Series 457<>Cylinder head 11
Series 457<>Cylinder head – cross section (transverse and longitudinal) 12
Series 457 LA<>Port assignments in the cylinder head gasket 13
Series 457<>Cylinder head bolts – tightening instructions 14
Series 457<>Setting valve play 16
Series 457<>Removing/installing the nozzle holder combination 19
Series 457<>Valve cover and valve cover gasket 25
Series 457<>Oil pan 26
Series 457<>Pump-line-nozzle injection system 27
Series 457<>Removing/installing the MR/PLD unit pump 28
Series 457<>Pistons 35
Series 457<>Lubrication schematic diagram 36
Series 457<>Oil spray nozzle 38
Series 457<>Crankcase and cylinder liner 39
Series 457<>Camshaft 40
Series 457<>Fuel system 42
Series 457<>Fuel pump 45
Series 457<>Fuel prefilter with heated water separator 46
Series 457<>Planetary drive starter 48
Series 457<>Fan drive and fan systems 50
Series 457<>Air compressor 52
Series 457<>Turbocharger BR S400 53
Series 457<>Engine oil and filter change 54
Series 457<>Replacing the fuel filter 56
Series 457<>Fuel filter with water separator – replacing the filter element 58
Series 457<>Air cleaner, engine coolant service 60
Series 500<>Engine models 62
Series 500<>Technical features 64
Series 500<>Cylinder head – port assignment 70
Series 500<>Cylinder head 71
Series 500<>Cylinder head mounting 73
Series 500<>Cylinder head gasket 74
Series 500<>EURO 2 and EURO 3 cylinder heads compared 75
Series 500<>Valve assembly 77
Series 500<>Pump-line-nozzle injection system (PLD) 83
Series 500<>Removing/installing the MR/PLD unit pump 91
Series 500<>EURO 2 and EURO 3 pistons 101
FILE FORMAT:
LANGUAGE:ENGLISH
PAGES:65
DOWNLOADABLE:YES
FILE TYPE:PDF
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]