air conditioning FORD MUSTANG 2003 Owner's Guide

9. Remove the bolts and the A/C compressor.
10. To install, reverse the removal procedure. zInstall new O- ring seals lubricated in clean PAG oil.
z If filtering of the refrigerant system is not to be performed, lubricate the refrigerant system
with the correct amount of clean PAG oil. For additional information, refer to Section 412 -
00 .
11. If filtering of the air conditioning system is not to be performed, evacuate, leak test and charge the refrigerant system. For additional information, refer to Section 412 - 00 . Klj . 3 ba
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REMOVAL AND INSTALLATION
Air Conditioning (A/C) Compressor —
4.6L
Removal and Installation CAUTION: If installing a new air conditioning compressor due to an internal failure of the
old unit, you must carry out the following procedures to remove contamination from the air
conditioning system.
zIf A/C flushing equipment is available, carry out the flushing of the air conditioning
system prior to installing a new air conditioning compressor. For additional information,
refer to Section 412 - 00 .
z If A/C flushing equipment is not available, carry out filtering of the air conditioning
system after a new air conditioning compressor has been installed. For additional
information, refer to Section 412 - 00 .
z Install a new evaporator core orifice (19D990), as directed by the A/C flushing or filtering
procedure.
z Install a new suction accumulator (19C836), as directed by the A/C flushing or filtering
procedure.
NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning
system except when there is physical evidence of system contamination from a failed A/C compressor
or damage to the suction accumulator.
1. If flushing of the air conditioning system has not been performed, recover the refrigerant. For additional information, refer to Section 412 - 00 .
2. Remove the drive belt from the A/C compressor pulley.
3. Raise the vehicle. For additional information, refer to Section 100 - 02 .
4. Disconnect the A/C compressor electrical connector. SECTION 412-
03: Air Conditioning 2003 Mustang Workshop Manual Material
Item Specification
PAG Refrigerant Compressor
Oil (R-
134a Systems)
F7AZ- 19589- DA (Motorcraft YN-
12- C) WSH-
M1C231-
B Klj . 1 ba
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REMOVAL AND INSTALLATION
Air Conditioning (A/C) Compressor Bracket —
3.8L
Removal and Installation 1. Remove the A/C compressor (19703). For additional information, refer to Air Conditioning (A/C) Compressor — 3.8L in this section.
2. Remove the three bolts and one nut.
3. Remove the A/C compressor mounting bracket.
4. To install, reverse the removal procedure.
SECTION 412-
03: Air Conditioning 2003 Mustang Workshop Manual Klj . 1 ba
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REMOVAL AND INSTALLATION
Clutch And Clutch Field Coil
Removal
SECTION 412-
03: Air Conditioning 2003 Mustang Workshop Manual Special Tool(s)
2-
Jaw Puller
205- D026 (D80L-1002- L) or
equivalent Installer, A/C Compressor Coil
412-
065 (T89P-19623- EH) Holding Fixture, Compressor
Clutch (3.8L vehicles)
412-
098 (T94P-19703- AH) Holding Fixture, Compressor
Clutch (4.6L vehicles)
412-
103 (T95L-19703- AH) Remover, Differential Bearing
205-
116 (T77F-4220- B1) Installer, A/C Compressor Field
Coil
412-
078 (T91L-19623- CH) Remover, A/C Compressor
Field Coil
412-
067 (T89P-19623- FH) Klj . 1 ba
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1. Remove the A/C compressor (19703). For additional information, refer to
Air Conditioning (A/C) Compressor — 3.8L or
Air Conditioning (A/C) Compressor — 4.6L in this section.
2. Remove the bolt. 1. Hold the A/C disc and hub assembly (19D786) with the special tool.
2. Remove the bolt.
3. Remove the A/C disc and hub assembly and the A/C clutch hub spacer (19D648). 1. Thread an 8 x 1.25 mm bolt into the A/C clutch to force it from the compressor shaft.
2. Lift the A/C disc and hub assembly and the A/C clutch hub spacer from the compressor shaft.
4. Remove the pulley snap ring.
5. Remove the A/C clutch pulley (2E884). Klj . 2 ba
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7. Using the special tool, install the A/C disc and hub assembly retaining bolt.
8. Measure and adjust the clutch air gap by removing or adding A/C clutch hub spacers.
9. Install the A/C compressor. For additional information, refer to
Air Conditioning (A/C) Compressor — 3.8L or
Air Conditioning (A/C) Compressor — 4.6L in this section. Klj . 5 ba
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REMOVAL AND INSTALLATION
Air Conditioning (A/C) Compressor Shaft Seal
SECTION 412-
03: Air Conditioning 2003 Mustang Workshop Manual Special Tool(s)
Holding Fixture, Compressor
Clutch (3.8L vehicles)
412-
098 (T94P-19703- AH) Holding Fixture, Compressor
Clutch (4.6L vehicles)
412-
103 (T95L-19703- AH) Protector, A/C Compressor
Shaft Oil Seal
412-
061 (T89P-19623- CH) Remover, A/C Compressor
Shaft Oil Seal
412-
059 (T89P-19623- BH) Installer, A/C Compressor
Shaft Oil Seal
412-
058 (T89P-19623- AH) Remover, A/C Compressor
Snap Ring
412-
063 (T89P-19623- DH) Remover, O-ring Seal
100-
010 (T71P-19703- C)
Material Klj . 1 ba
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Removal
1. Remove the A/C compressor (19703). For additional information, refer to Air Conditioning (A/C) Compressor — 3.8L or
Air Conditioning (A/C) Compressor — 4.6L in this section.
2. Remove the bolt. 1. Hold the A/C disc and hub assembly (19D786) with the special tool.
2. Remove the bolt.
3. Remove the A/C disc and hub assembly and spacer (19D648). 1. Thread an 8 x 1.25 mm (0.05 in) bolt into the A/C disc and hub assembly to force it from the compressor shaft.
2. Lift the A/C disc and hub assembly and spacer from the compressor shaft.
4. Using the special tool, remove the shaft seal felt from the nose of the A/C compressor.
5. Clean the compressor nose area. Item Specification
PAG Refrigerant Compressor
Oil (R-
134a Systems)
F7AZ- 19589- DA (MC YN-12- C) WSH-
M1C231-
B Klj . 2 ba
72003 Mustang Workshop Manual
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9. Install the A/C disc and hub assembly.
10. Using the special tool, install the A/C disc and hub assembly retaining bolt.
11. Measure and adjust the clutch air gap by removing or adding spacers as needed.
12. Install the A/C compressor. For additional information, refer to Air Conditioning (A/C) Compressor — 3.8L or
Air Conditioning (A/C) Compressor — 4.6L in this section. Klj . 6 ba
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REMOVAL AND INSTALLATION
Evaporator Core
Removal and Installation
NOTE:
The evaporator core is not separately serviceable, it is serviced only with the evaporator core
housing assembly.
NOTE: Installation of a new suction accumulator is not required when repairing the air conditioning
system except when there is physical evidence of contamination from a failed A/C compressor or
damage to the suction accumulator.
NOTE: If an evaporator core leak is suspected, the evaporator core must be leak tested before it is
removed from the vehicle. For additional information, refer to Section 412 - 00 .
1. Remove the evaporator core housing. For additional information, refer to Section 412 - 02 .
2. Transfer the components from the old evaporator core housing to the new evaporator core housing.
3. Install the evaporator core housing. For additional information, refer to Section 412 - 02 .
SECTION 412-
03: Air Conditioning 2003 Mustang Workshop Manual Klj . 1 ba
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