REPAIR MAINTENANCE OPERATION OF MOTOR VEHICLES
Mercedes-Benz M-Class (W163, 1997 issue)

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Mercedes-Benz
	W163
		Introduction
		Controls and receptions of safe operation
		Current care and maintenance
		Engine
		System of cooling, heating and air conditioner
			Engine cooling system
			Ventilation systems, heating and air conditioning
				General information and safety measures
				Removal and installation of the control panel operation of the heating / ventilation / air conditioning (for models 163,113 / 136/154/172/174 of 08/31/01)
				Removal and installation of the cabin filter
				Removal and installation of the fan heater / air conditioner and a resistive assembly
				Removing and installing heat exchanger heater
				Removal and installation of the stepper motor drive mode switching valve air circulation
				Removal and installation of an electric motor drive the mixing flap
				Removal and installation of the heat exchanger housing heater / air conditioner evaporator
				A quick check of serviceability of functioning air conditioning system
				Removal and installation of auxiliary fan assembly - models 163,136 / 154/157/172 corresponding complete
				Removing and installing suction fan cabin air temperature sensor - model 163,113 / 136/154/157/172/174 of 08/31/01 to 01/09/99
				Removing and installing ambient temperature sensor, - except for models of 163,128
				Removal and installation of evaporator temperature sensor
				Remove the cover of the evaporator K / V
				Removal and installation of evaporator K / V
				Removing and installing condenser K / V
				Removal and installation of the expansion valve
				Removal and installation of receiver-dryer
				Removal and installation of the control module to the I / O (for models 163,113 / 136/154/172/174 of 08/31/01)
		The power supply system and exhaust
		Systems of an electric motor
		Manual box of a gear change
		The transmission automatically processed
		Transmission Line
		Brakes and auxiliary systems
		Suspension and steering
		Body
		Onboard electric

printable version

Removal and installation of the stepper motor drive mode switching valve air circulation

Details of installation of the stepper motor drive mode switching valve air circulation

PERFORMANCE ORDER

Details of installation of the stepper motor drive mode switching valve air circulation shown in the illustration, which includes all the links in the text.
Remove the instrument panel (see chap. Body).
Remove the module front passenger airbag (see chap. Body).
Disconnect the electrical connector (4) stepper motor (M39).
Remove the fixing screws (3) and remove the assembly stepper motor (M39) from the housing heater / air conditioner evaporator (1).
Installation is in the reverse order.

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Removing and installing heat exchanger heater

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Removal and installation of an electric motor drive the mixing flap