Nissan Altima 2007-2012 Service Manual: High-pressure pipe

Removal and Installation for High-Pressure Pipe

QR25DE

Removal

1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service Procedure".

2. Remove the strut tower bar. Refer to FSU-12, "Exploded View".

3. Remove the upper cowl. Refer to EXT-18, "Removal and Installation".

4. Remove the lower RH cowl.

5. Reposition the power steering reservoir out of the way without disconnecting the hose.

6. Reposition the engine coolant reservoir out of the way without disconnecting the hose.

7. Remove the high-pressure pipe. Refer to HA-31, "Component".

CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.

Installation

Installation is in the reverse order of removal.

CAUTION: • Replace the O-ring of the high-pressure pipe with a new one, then apply compressor oil to it when installing it.

• After charging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".

VQ35DE

Removal

1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service Procedure".

2. Remove the strut tower bar. Refer to FSU-12, "Exploded View".

3. Remove the upper cowl. Refer to EXT-18, "Removal and Installation".

4. Remove the lower RH cowl.

5. Disconnect the power steering hose clamp to reposition the power steering hose out of the way.

6. Reposition the power steering reservoir out of the way without disconnecting the hose.

7. Reposition the engine coolant reservoir out of the way without disconnecting the hose.

8. Remove the high-pressure pipe. Refer to HA-31, "Component".

CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.

Installation

Installation is in the reverse order of removal.

CAUTION: • Replace the O-ring of the high-pressure pipe with a new one, then apply compressor oil to it when installing it.

• After charging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".

Removal and Installation for Junction Pipe

REMOVAL

1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service Procedure".

2. Remove the front grille. Refer to EXT-17, "Removal and Installation".

3. Remove the junction pipe. Refer to HA-31, "Component".

CAUTION: Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid the entry of air.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

• Replace the O-ring of the junction pipe with a new one, then apply compressor oil to it when installing it.

• After charging the refrigerant, check for leaks. Refer to HA-25, "Checking of Refrigerant Leaks".

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