Position the reservoir under the connection for the hose -B- and via the connection for the hose -A- carefully blow the coolant out of the heat exchanger (with compressed air).
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Slightly raise the pre-type punched points -A- of the heat protection matting and remove the hexagon nuts with washer -B- located behind them (tightening torque 15 Nm).
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Remove hexagon nut with washer -C-.
Note
A gasket must be present at the washers of the hexagon nuts for sealing.
All opened connectors and the air guides of the heater unit must be covered to prevent any swarf from penetrating.
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Bore out the support for the dash panel at the points marked (connection points) with -A- using a 7 mm drill Ø.
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Bend part -B- to the side at the predetermined breaking point -C- in -direction of arrow-.
Note
After installing the heater unit, bend the part -B- back in its original position and screw the molded part drawn with interrupted lines to the bores -A- (e. g. with screws M6x10).
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Disconnect electrical connection between vehicle and heater unit (plug connection and bolted earth cable to -A- pillar.
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Remove heater unit in -direction of the arrow-.
Install
Installation is performed in the reverse order, pay attention to the following points:
Note
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Check all the gaskets at the heater unit for damage before installing, replace damaged gaskets.
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Before inserting the heater unit, check the gasket at the suction channel as it must touch the body.
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Replace gasket -A- at the heat exchanger and check for correct fitting at the contact surface -C-.
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At the connection to the heat exchanger, the flow direction of the coolant is indicated (-arrow B-).
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All the cable binders which must be removed for removing the heater unit must be fitted again at the same point after the assembly.