Regal V6-3.8L VIN K (1997)
Expansion Block/Orifice Tube: Service and Repair
Refrigerant Lines To Compressor
Expansion (Orifice) Tube
Remove or Disconnect
1. Air cleaner and duct assembly.
2. Recover refrigerant. Refer to "Refrigerant Recovery and Recycling, Adding Oil, Evacuating and Recharging Procedures".
3. ABS modulator electrical connector.
4. Electrical connector to A/C pressure sensor/fan switch.
5. Liquid line/suction line bracket.
6. Liquid line fitting at orifice.
7. Expansion (Orifice) Tube.
Important
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In the event that difficulty is encountered during the removal of a restricted or plugged expansion (orifice) tube, the following procedure is
recommended:
A. Remove as much of any impacted residues as possible.
B. Carefully apply heat with heat gun (hair drier, epoxy drier or equivalent) approximately 1/4 inch from dimples on inlet pipe. Do not
overheat pipe.
NOTICE: If the system has a pressure switch near the expansion (orifice) tube location, it should be removed prior to heating the pipe to avoid