Nissan Sentra manuals

Nissan Sentra Service Manual: Cooler pipe and hose

Exploded view


  1. High-pressure service port
  2. High-pressure pipe
  3. Expansion valve
  4. Low-pressure service port
  5. Low-pressure flexible hose
  6. Compressor
  7. Refrigerant pressure sensor
  8. Condenser and liquid tank assembly
  9. High-pressure flexible hose

Low-pressure flexible hose

Low-pressure flexible hose : removal and installation

REMOVAL

  1. Discharge the refrigerant. Refer to HA-23, "Recycle Refrigerant".
  2. Remove the upper torque rod bolts (A) and the upper torque rod (1).


  1. Remove the washer tank inlet bolt (A), then pull the washer tank inlet (1) up and out of the washer tank.


  1. Remove the engine ground bolts (A) and the engine ground (1).


  1. Remove the A/C pipe bracket bolts (A).

(1): Low-pressure service port

(2): High-pressure service port


  1. Remove the push nut (A) from the expansion valve insulator (1) and reposition.


  1. Remove the bolt (A) that retains the high-pressure pipe and lowpressure flexible hose to the expansion valve, then disconnect the low-pressure flexible hose from the expansion valve and high-pressure pipe.

CAUTION:

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


  1. Remove the front under cover. Refer to EXT-31, "ENGINE UNDER COVER : Removal and Installation".
  2. Remove the bolt that retains the high-pressure flexible hose to the compressor, then disconnect the highpressure flexible hose from the compressor.
  3. Remove the bolt that retains the low-pressure flexible hose to the compressor, then disconnect the lowpressure flexible hose from the compressor.
  4. Remove the low-pressure flexible hose.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

High-pressure flexible hose

High-pressure flexible hose : removal and installation

REMOVAL

  1. Discharge the refrigerant. Refer to HA-23, "Recycle Refrigerant".
  2. Remove the core support upper cover. Refer to HA-39, "Exploded View".
  3. Remove the bolt (A) that retains the high-pressure flexible hose to the condenser, then disconnect the high-pressure flexible hose from the condenser and liquid tank assembly.

CAUTION:

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


  1. Remove the bolt that retains the high-pressure flexible hose to the compressor, then disconnect the highpressure flexible hose from the compressor.
  2. Remove the high-pressure flexible hose.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

High-pressure pipe

High-pressure pipe : removal and installation

REMOVAL

  1. Discharge the refrigerant. Refer to HA-23, "Recycle Refrigerant".
  2. Remove the core support upper. Refer to HA-39, "Exploded View".
  3. Remove the low-pressure flexible hose. Refer to HA-35, "LOW-PRESSURE FLEXIBLE HOSE : Removal and Installation".
  4. Remove the bolt (A) that retains the high-pressure pipe to the condenser, then disconnect the high-pressure pipe from the condenser and liquid tank assembly.

CAUTION:

Cap or wrap the joint of the pipe with a suitable material such as vinyl tap to avoid the entry of air.


  1. Remove the high-pressure pipe.

INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Compressor
Exploded view With air conditioning Compressor Front Without air conditioning A/c idler pulley A/c idler pulley bracket Compressor Compressor : removal and installation REM ...

Condenser
Exploded view Core support upper cover High-pressure pipe High-pressure flexible hose Refrigerant pressure sensor Condenser and liquid tank assembly Core support upper Front Conde ...

Other materials:

Precaution for Brake Control System
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Precautions for refrigerant system service
WORKING WITH HFC-134a (R-134a) CAUTION: CFC-12 (R-12) refrigerant and HFC-134a (R-134a) refrigerant are not compatible. Compressor malfunction is likely to occur if the refrigerants are mixed, refer to “CONTAMINATED REFRIGERANT” below. To determine the purity of HFC-134a (R- ...

Checking engine oil level
Park the vehicle on a level surface and apply the parking brake. Start the engine and let it idle until it reaches operating temperature. Turn off the engine. Wait more than 10 minutes for the oil to drain back into the oil pan. Remove the dipstick and wipe it clean. Reinsert ...

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