REFRIGERANT LINE REMOVAL/INSTALLATION

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1.   Disconnect the negative battery cable.

2.   Disconnect the refrigerant pressure switch connector.

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3.   Remove the NO.3 engine mount ground.

4.  Discharge the refrigerant. (See REFRIGERANT CHARGING.)

5.  Do not allow remaining compressor oil in the piping and connecting parts to spill, and remove in the order indicated in the table.

Caution

•  If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise or other malfunction could occur. Always plug open fittings immediately after removing any refrigeration cycle parts.

6.  Install in the reverse order of removal.

7.  Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST.)

L.H.D. (MZR 1.8, MZR 2.0, MZR 2.0 DISI, MZR 2.5)

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1	Cooler pipe (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
2	Cooler hose (LO) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
3	Cooler hose (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)

L.H.D. (MZR-CD 2.2)

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1	Cooler pipe (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
2	Cooler hose (LO) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
3	Cooler hose (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)

R.H.D. (MZR 1.8, MZR 2.0, MZR 2.0 DISI, MZR 2.5)

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1	Cooler pipe No.1 (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
2	Cooler pipe (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
3	Cooler hose (LO) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
4	Cooler hose (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)

R.H.D. (MZR-CD 2.2)

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1	Cooler pipe No.1 (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
2	Cooler pipe (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
3	Cooler hose (LO) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)
4	Cooler hose (HI) (See Refrigerant Line Removal Note.) (See Refrigerant Line Installation Note.)

Refrigerant Line Removal Note

Block joint type

1.  Disconnect the block joint type pipes by grasping the female side of the block with pliers or similar tool and holding firmly, and then remove the connection bolt.

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Spring lock coupling type

1.  Set the SST.

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2.  While looking through the inspection hole of the SST, insert the protruding part of the SST until it makes contact with the cage section.

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3.  Use the SST to disconnect the male pipe or hose from the female by pulling the male pipe or hose.

Note

•  The male pipe or hose can be disconnected easily from the female pipe by pulling from the male pipe or hose while maintaining the pressure of the protruding part of the SST.

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Refrigerant Line Installation Note

1.  When installing a new cooler pipe or cooler hose, add a supplemental amount of compressor oil into the refrigeration cycle.

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

3.  Tighten the joints.

Block joint type

1.  Tighten the bolt of joint 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 with a torque wrench.

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Spring lock coupling type

1.  Connect the male pipe or hose by twisting it onto female pipe until the garter spring at the male pipe or hose is over the flared end of female pipe.

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Note

•  When the male pipe or hose is replaced, the indicator ring comes out after connecting to indicate that it is locked.