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REMOVAL AND INSTALLATION
Nozzle —
RH Demister and Hose
Removal 1. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
2. Remove the screws.
3. Remove the hose and the nozzle from the instrument panel.
Installation
1. To install, reverse the removal procedure.
SECTION 412-
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REMOVAL AND INSTALLATION
Duct —
Defroster
Removal 1. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
2. Remove the screws and remove the defroster duct.
Installation 1. To install, reverse the removal procedure.
SECTION 412-
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REMOVAL AND INSTALLATION
Duct —
RH Instrument Panel Register
Removal 1. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
2. Remove the screws and remove the duct.
Installation 1. To install, reverse the removal procedure.
SECTION 412-
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REMOVAL AND INSTALLATION
Plenum Chamber
Removal
1. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
2. Remove the audio unit. For additional information, refer to Section 415 - 01 .
3. If equipped, remove the CD player. For additional information, refer to Section 415 - 01 .
4. Remove the instrument panel center finish panel screws.
5. Remove the instrument panel center finish panel screw.
6. Unsnap and remove the instrument panel center finish panel.
7. Remove the screws and remove the defroster duct.
SECTION 412-
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REMOVAL AND INSTALLATION
Evaporator Core Housing
Removal
NOTE:
The evaporator core is not separately serviceable, it is serviced only with the evaporator core
housing assembly.
1. Disconnect the battery ground cable.
2. Recover the refrigerant. For additional information, refer to Section 412 - 00 .
3. Drain the cooling system. For additional information, refer to Section 303 - 03A or
Section 303 -
03B .
4. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
5. Disconnect the heater hose couplings from the heater core. For additional information, refer to Section 412 - 00 .
6. Disconnect the vacuum connector. SECTION 412-
02: Heating and Ventilation 2003 Mustang Workshop Manual Material
Item Specification
PAG Compressor Oil (R-134a
Systems)
F7AZ- 19589- DA (Motorcraft
YN- 12-C) WSH-
M1C231-
B MERPOL®
NA ESE-
M99B144-
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REMOVAL AND INSTALLATION
Control Assembly
Removal
1. Remove the center instrument panel register. For additional information, refer to Section 412 -
01 .
2. Remove the screws.
3. Disconnect the connectors.
4. Using the special tool, disconnect the temperature control cable from the control head.
SECTION 412-
04: Control Components 2003 Mustang Workshop Manual Special Tool(s)
Remover, Heater Control
Cable Retainer
412-
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8. Install the control head.
9. Install the center instrument panel register. For additional information, refer to
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REMOVAL AND INSTALLATION
Vacuum Control Motor —Air Inlet Duct Door
Removal 1. Remove the instrument panel. For additional information, refer to Section 501 - 12 .
2. Disconnect the vacuum hose.
3. Disconnect the control arm.
4. Remove the vacuum control motor. zRemove the screws.
Installation 1. To install, reverse the removal procedure.
SECTION 412-
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