Passat Syncro Wagon V6-2.8L (ATQ) (2000)
Evaporator Core: Service and Repair
Heater and A/C Unit - Assembly and Disassembly
Heating and A/C unit, assembly
Caution! Before beginning on the electrical system:
Ontain the anti-theft radio security code
Switch off all electrical consumers
Switch ignition off and remove ignition key
Disconnect negative (-) battery terminal
When disconnect and reconnecting battery terminals, observe all applicable notes and torque specifications, as well as instructions
on performing OBD program and electrical system function checks as specified in Testing and Inspection - Procedures
NOTES:
Before carrying out any work on the A/C refrigerant system, refer to all CAUTIONS, and WARNINGS in A/C refrigerant system safety
measures
Service refrigerant system using Kent-Moore ACR 4 or equivalent
During servicing, all couplings, fittings, and related fasteners must be torqued to specifications
Removing
Refer to Heating and A/C Unit, Removing and Installing
Assembly
1. Heater core
Removing and installing, Fig. 1
Always use new coolant after replacement.
2. Housing, upper part
3. Evaporator
Attaching inlet/outlet seal, See Fig. 2
Installing seal, See Fig. 3
4. Housing, lower part
With fresh/recirculating air flap
With central air flap
Fig. 1 Heater core, removing and installing