Nissan Altima HL32 Hybrid. Manual - part 492

 

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Nissan Altima HL32 Hybrid. Manual - part 492

 

 

ELECTRIC COMPRESSOR

HA-31

< ON-VEHICLE REPAIR >

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ELECTRIC COMPRESSOR

Removal and Installation

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REMOVAL

1. Disconnect the high voltage electrical system. Refer to 

GI-24, "Precautions For High-Voltage System"

.

2. Discharge the refrigerant. Refer to 

HA-21, "HFC-134a (R-134a) Service Procedure"

.

3. Remove the engine air cleaner front air duct. Refer to 

EM-24, "Removal and Installation"

.

4. Remove the engine undercover.
5. Remove the front RH wheel and tire.
6. Remove the side cover from inside the front RH wheel well.
7. Disconnect the electric compressor inverter unit connector.
8. Disconnect the high voltage electric compressor inverter con-

nector (1).

• The lock lever of the high voltage electric compressor inverter

unit connector (1) must be moved from the locked position (A)

to the unlocked position (B) before pulling up to disconnect the

high voltage electric compressor inverter unit connector (1).

CAUTION:

Cap or wrap the connector with a suitable material such as

vinyl tape to avoid the entry of any contaminants. 

1.

Cylinder block

2.

Upper oil pan

3.

Electric compressor

⇐ Front

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HA-32

< ON-VEHICLE REPAIR >

ELECTRIC COMPRESSOR

9. Remove the high voltage harness bracket from the electric compressor.
10. Disconnect the high-pressure flexible hose and low-pressure flexible hose from the electric compressor.

CAUTION:

Cap or wrap the joint of the hose with a suitable material such as vinyl tape to avoid the entry of

any contaminants. 

11. Remove the electric compressor bolts using power tools, then remove the electric compressor.

INSTALLATION

Installation is in the reverse order of removal.

• The lock lever of the high voltage electric compressor inverter unit

connector (1) must be moved from the unlocked position (B) to the

locked position (A) after connecting the high voltage electric com-

pressor inverter unit connector (1) as shown. Check the high volt-

age electric compressor inverter unit connector (1) to make sure it

is fully seated and locked securely.

CAUTION:

• Replace the O-ring of the low-pressure flexible hose and high-

pressure flexible hose with new ones, then apply electric

compressor oil to them for installation.

• Use only Electric Compressor Oil ND-OIL 11 for the electric

compressor of the air conditioning system. Using other A/C

oils may damage the A/C system as they may conduct electricity.

• Do not use florescent leak detection dye in the A/C system.

• After installation of electric compressor, check potential equalisation

• After charging the A/C refrigerant, check for leaks. Refer to 

HA-22, "Checking of Refrigerant Leaks"

.

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LOW-PRESSURE FLEXIBLE HOSE

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LOW-PRESSURE FLEXIBLE HOSE

Removal and Installation for Low-Pressure Flexible Hose

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REMOVAL

1. Disconnect the high voltage electrical system. Refer to 

GI-24, "Precautions For High-Voltage System"

.

2. Discharge the refrigerant. Refer to 

HA-28, "HFC-134a (R-134a) Service Procedure"

.

3. Remove the engine air cleaner front air duct. Refer to 

EM-24, "Removal and Installation"

.

4. Disconnect the electric compressor inverter unit connector.
5. Disconnect the high voltage electric compressor inverter unit

connector (1).

• The lock lever of the high voltage electric compressor inverter

unit connector (1) must be moved from the locked position (A)

to the unlocked position (B) before pulling up to disconnect the

high voltage electric compressor inverter unit connector (1).

CAUTION:

Cap or wrap the connector with a suitable material such as

vinyl tape to avoid the entry of any contaminants. 

6. Remove the high voltage harness bracket from the electric compressor.
7. Remove the low-pressure flexible hose. Refer to 

HA-27, "Component"

.

CAUTION:

Cap or wrap the joint of the hose with a suitable material such as vinyl tape to avoid the entry of

contaminants. 

INSTALLATION

Installation is in the reverse order of removal.

• The lock lever of the high voltage electric compressor inverter unit

connector (1) must be moved from the unlocked position (B) to the

locked position (A) after connecting the high voltage electric com-

pressor inverter unit connector (1) as shown. Check the high volt-

age electric compressor inverter unit connector (1) to make sure it

is fully seated and locked securely.

CAUTION:

• Replace the O-ring on the low-pressure flexible hose with a

new one, then apply electric compressor oil to it for installa-

tion.

• After recharging the refrigerant, check for leaks. Refer to 

HA-

22, "Checking of Refrigerant Leaks"

.

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