Mazda CX-5 Service & Repair Manual: Refrigerant Line Removal/Installation

1. Disconnect the negative battery cable..

2. Discharge the refrigerant..

3. Disconnect the engine ground.

4. Disconnect the refrigerant pressure sensor connector.

5. Remove in the order indicated in the table. Do not allow compressor oil to spill.

CAUTION:

• If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug all open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.

6. Install in the reverse order of removal.

7. Perform the refrigerant system performance test..

Refrigerant Line Installation Note (1)

1. Apply compressor oil to the O-rings and connect the joints.

2. Tighten the joints.

Block joint type

1. Tighten the joint bolt by hand.

2. Connect the block joint type pipes by grasping the female side of the block with pliers or similar tool and holding firmly, then tighten the connection bolt or nut with a torque wrench.

Refrigerant Line Installation Note (2)

1. After replacing the refrigerant line, add compressor oil to the refrigeration cycle.

• After replacing the cooler hose (HI)

Supplemental oil amount (approx. quantity)

• 1 ml {1 cc, 0.03 fl oz}

• After replacing the cooler hose (LO)

Supplemental oil amount (approx. quantity)

• 3 ml {3 cc, 0.1 fl oz}

• After replacing the cooler pipe

Supplemental oil amount (approx. quantity)

• 1 ml {1 cc, 0.03 fl oz}