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Nissan Armada 2025-2026 Service and Repair Manual: Rear A/c Unit Assembly

Removal and Installation

REMOVAL

CAUTION:

  • Perform lubricant return operation before each refrigeration system disassembly. However, if a large amount of refrigerant or lubricant leak is detected, never perform lubricant return operation. Refer to Perform Lubricant Return Operation.

  • When disconnect the A/C piping related parts, cap or wrap the joint of those parts with suitable material such as vinyl tape to avoid the entry of air.

Use a refrigerant collecting equipment (for HFO-1234yf) to discharge the refrigerant. Refer to Recycle Refrigerant.

Drain engine coolant from cooling system. Refer to ENGINE COOLANT : Draining.

Disconnect rear cooler pipe assembly from rear A/C unit assembly. Refer to Removal and Installation.

Remove luggage side lower finisher RH. Refer to Removal and Installation.

Remove each duct.

  • Rear inlet duct. Refer to Removal and Installation.

  • Rear ventilator connecting duct. Refer to Removal and Installation.

  • Rear foot duct. Refer to Removal and Installation.

Disconnect harness connectors , , , and .

: vehicle front

Disconnect rear mode door motor harness connector .

Disengage fixing clip, and then remove rear washer tube A from rear A/C unit assembly.

: Clip

Remove rear A/C unit assembly mounting bolts .

Remove rear A/C unit assembly from vehicle.

INSTALLATION

Note the following items, and then install in the reverse order of removal.

CAUTION:

  • Use a refrigerant collecting equipment (for HFO-1234yf) to charge the refrigerant. Refer to Charge Refrigerant.

  • Perform a check for refrigerant leakage when charging with refrigerant. Refer to Leak Test.

NOTE:

When filling radiator with engine coolant. Refer to ENGINE COOLANT : Refilling.

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