Jetta Sedan L5-2.5L (CBTA) (2009)
‹› 4 Nm
2
Screw
‹› Qty. 2
‹› 4 Nm
3
Cable bracket
4
Heating and A/C unit
Removing
-
Disconnect condensation water drain hose from heating and A/C unit --> [ Heating and A/C Unit Condensation Water Drain Hose, Checking ] See:
Evaporator Drain Tube/Testing and Inspection.
-
Disconnect electrical connections from heating and A/C unit.
‹› All cable ties opened or cut during air conditioner removal must be reinstalled at the same locations during installation.
‹› The wiring harness "air conditioner" is removed together with the air conditioner unit.
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Remove screws --> [ 6 Screws ] from bracket--> [ 5 Bracket ].
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Remove supports --> [ 8 Right support ] and --> [ 9 Left support ].
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Remove screws --> [ (item 10) Screws ] and --> [ 12 Screws ] and remove bracket --> [ 11 Bracket ].
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Remove screws --> [ 2 Screw ] and --> [ 1 Screw ] from cable bracket --> [ 3 Cable bracket ].
‹› To be able to reach bolt --> [ 1 Screw ] , heating and A/C unit on driver side must be pulled out slightly from facing wall.
‹› When removing heat unit, ensure the two coolant pipes of the heater core do not get caught and bent or damaged on plenum chamber or sound
insulation pan.
‹› Also pay attention to wiring harness, individual wiring connections may get damaged when pulling too forcefully on wiring harness.
-
Remove heating and A/C unit.
Installing
Install in reverse order of removal, noting the following:
‹› The assistance of a second mechanic is necessary to install the heating and ventilation unit.
-
When inserting heating and ventilation unit, have the second mechanic guide both coolant pipes to heater core through the seal (from engine
compartment)--> [ Heating and A/C unit seal at bulkhead, installation
position ].
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When installing, ensure condensation water drain hose is seated correctly --> [ Heating and A/C Unit Condensation Water Drain Hose, Checking ]
See: Evaporator Drain Tube/Testing and Inspection
-
After installing heater core, replace engine coolant completely
5
Bracket
6
Screws
‹› 8 Nm
7
Assembly carrier
8
Right support