REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mercedes-Benz E-Class W123 (from 1976 to 1985, the year of issue)

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Mercedes-Benz
	W123
		Introduction
		Gasoline engines
			Design and specifications
			Engine adjustment
			Ignition system
			Power system
			The fuel injection system K-Jetronic
			The fuel injection system L-Jetronic
			Works by car
			Work on the engine M 102
				Engine Timing 4-cylinder engines
				Engine Timing 6-cylinder engines
				Cylinder head
				Removal of the power unit
				Installation of the power unit
				Disassembly of the engine
				Lubrication system
				Cooling system
					Drain coolant
					Filling and bleeding the cooling system
					Removal and installation of the water pump
					Removal, installation and adjustment of the tension of the V-belt drive generator
					Removing and installing multi-ribbed belt accessory drive
					Installation and adjustment of the belt tension
			Work on the engine M 110 and M 123
		Coupling
		Manual transmission
		Automatic Transmission
		Driveline and rear axle
		The front suspension
		Rear suspension
		A steering
		Brakes
		Electrical
		Body and Equipment

printable version

Removal, installation and adjustment of the tension of the V-belt drive generator

On vehicles with engine M 102 water pump and generator are driven by a V-belt.
PERFORMANCE ORDER
Disconnect "weight" from the storage battery.
Release nut bracket bolts of the generator.
Move the generator to the engine by releasing the upper bolt of the generator to a tension lath.
Remove the belt.
To install the belt, move the generator away from the engine and tighten the upper bolt of the generator to a tension lath before the deflection of the belt by pressing the thumb equals 1 cm, or adjust the belt tension device Krikit.

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Removal and installation of the water pump

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Removing and installing multi-ribbed belt accessory drive