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Contents

5

Cylinder head

Replacing valve seat insert

80 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Reworking valve seat

82 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Refacing valves

85 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Checking compression

86 

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Valve timing

Removing and installing the timing case

87 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removing and installing the camshaft

88 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removing and installing camshaft bearing bushes

90 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Checking the valve timing

99 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Crankgear, pistons

Removing and installing the crankcase yoke

100 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removing and installing the crankshaft

101 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removing and installing pistons with conrods

104 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Removing pistons from conrod and installing, checking 

 replacing conrod

107 

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Removing and installing piston rings

109 

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Replacing cylinder liners

111 

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Measuring piston protrusion

115 

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Attachments

Removing and installing the starter motor

116 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Servicing V-belts

117 

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Electronic speed governor GAC

119 

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Troubleshooting with GAC governor

122 

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Removing and installing the speed pickup

124 

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Overspeed protection

125 

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Coolant level probe

126 

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Service Data

Specifications

128 

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Crankcase

129 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Cylinder liner

129 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Crankshaft

130 

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Flywheel and starter motor gear ring

132 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Conrods

133 

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Pistons

134 

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Cylinder head

135 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Valve train

137 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Engine lubrication

139 

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Cooling system

141 

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Turbocharger

143 

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Fuel system

144 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Starter motor

146 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Alternator

146 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

V-belts

146 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Speed pickup

147 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Torque guide values

148 

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Special tools

155 

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Circuit diagram

165 

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Index

167 

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Содержание D 2876 LE 201

Страница 1: ......

Страница 2: ...gasket is shifted during operation by the so called stitching or sewing machine effect and leaks occur Example The cap of the front crankshaft seal If a sealing agent or an adhesive is used here the f...

Страница 3: ...asked with protective tape again after wards The following pipes are affected Oil supply pipe to turbochargers Fuel pipes between supply pump filter and injection pump Injection pipes protected agains...

Страница 4: ...vicing the oil filter 45 Removing and installing the oil cooler 46 Removing and installing repairing oil pump 47 Removing and installing the oil spray nozzle 50 Flywheel Crankshaft seals Removing and...

Страница 5: ...oving and installing piston rings 109 Replacing cylinder liners 111 Measuring piston protrusion 115 Attachments Removing and installing the starter motor 116 Servicing V belts 117 Electronic speed gov...

Страница 6: ...rised persons D The engine may only be started and operated by authorised personnel D When the engine is running do not get too close to the rotating parts Wear tight fitting working clothes D Do not...

Страница 7: ...propriate notices must be attached to engines that are not ready for operation D Use only MAN approved service products fuel engine oil anti freeze and anti corrosion agent Pay attention to cleanlines...

Страница 8: ...ents creams etc or wear protective gloves D Clean skin which has been in contact with engine oil Wash thoroughly with soap and water A nail brush provides effective assistance here Certain products ma...

Страница 9: ...probable causes and in vestigate and eliminate these successively on the basis of the table and your own experience This helps to reduce repairs to the required scale and to counteract claims regardi...

Страница 10: ...Thank you very much for your reading Please click here and go back to the website Then you can download the complete manual instantly No waiting...

Страница 11: ...ged x Fuel filter clogged with paraffin see Fuels Lubricants x Fuel temperature too high x x x x x x Unsuitable fuel see Fuels Lubricants x Fuel is slow to ignite see Fuels Lubricants x x Suction heig...

Страница 12: ...ator heavily contaminated x V belt for water pump drive not correctly tensioned slipping x Water pump leaky defective bearing damage x Coolant circuit clogged by foreign matter x Temperature indicator...

Страница 13: ...perature D Oil pressure and oil consumption D Smoke emissions The following criteria greatly influence the length of the engine service life D Correct power output setting according to the type of app...

Страница 14: ...aining damage and its causes If engines are not pressurised the risk of premature damage to bearing surfaces is very high because it takes a relatively long period of time for the lubricating oil draw...

Страница 15: ...case or from crankcase bores which may not be plugged can be detected immediately For this purpose mount the engine on an assembly dolly remove the oil pan and install a suitable oil collector under t...

Страница 16: ...Thank you very much for your reading Please Click Here Then Get More Information...

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