Removal and installation of the thermostat of a large circuit of the cooling system
Drain coolant. Release the air hoses at the air connection. Disconnect connector -1-. Unlock catches -arrows- and remove air duct.
Loosen clamp -4- and detach coolant hose -3-. Remove screws -arrows- and remove cover -2- from thermostat housing -1-.
Remove thermostat using wrench -T10508-. Lightly press thermostat with key -T10508- and turn key in -direction of arrow-.
Installation
Insert thermostat, making sure dowel pin engages in hole -arrow-.
Install thermostat using key -T10508-. Lightly press the thermostat with the key -T10508- and turn the key in -direction of the arrow- as far as it will go.
Installation in reverse order.
Note: Replace gasket.
Lightly moisten the seal with coolant. Fill up coolant
Tightening torques
Removal and installation of the thermostat of a small contour of the cooling system
Remove coolant pump. Release screws in sequence -F...A-. Disconnect the coolant pump from the thermostat housing.
Remove thermostat -2- from coolant pump -1-.
Installation
Installation in reverse order.
Note: Replace gasket.
Lightly moisten the seal with coolant. Install the thermostat housing on the coolant pump. The dowel pins on the thermostat must fit into the corresponding holes -arrows- on the coolant pump. Tighten thermostat housing screws.
Install coolant pump. Fill up the coolant.