EXPANSION VALVE REMOVAL/INSTALLATION

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1.  Disconnect the negative battery cable.

2.  Discharge the refrigerant. (See REFRIGERANT CHARGING.)(See REFRIGERANT CHARGING [MZ-CD 1.6 (Y6)].)

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.

3.  Remove the following parts: (L.H.D.)

(1)  Under cover

(2)  Front scuff plate (Passenger side) (See FRONT SCUFF PLATE REMOVAL/INSTALLATION.)

(3)  Front side trim (Passenger side) (See FRONT SIDE TRIM REMOVAL/INSTALLATION.)

(4)  Side wall (Passenger side) (See SIDE WALL REMOVAL/INSTALLATION.)

(5)  Decoration panel (See DECORATION PANEL REMOVAL/INSTALLATION.)

(6)  Glove compartment (See GLOVE COMPARTMENT REMOVAL/INSTALLATION.)

(7)  PJB and PJB bracket (See PASSENGER JUNCTION BOX (PJB) REMOVAL/INSTALLATION.)

(8)  Keyless antenna (L3 Turbo, MZR-CD (RF Turbo)) (vehicle with advanced keyless system)

(9)  Car-navigation unit (L3 Turbo, MZR-CD (RF Turbo)) (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)

(10)  Auto leveling control module (L3 Turbo, MZR-CD (RF Turbo)) (See AUTO LEVELING CONTROL MODULE REMOVAL/INSTALLATION.)

(11)  Car-navigation unit bracket (L3 Turbo, MZR-CD (RF Turbo)) (See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION.)

4.  Remove the following part: (R.H.D.)

(1)  Front scuff plate (Driver side) (See FRONT SCUFF PLATE REMOVAL/INSTALLATION.)

(2)  Front side trim (Driver side) (See FRONT SIDE TRIM REMOVAL/INSTALLATION.)

(3)  Side wall (Driver side) (See SIDE WALL REMOVAL/INSTALLATION.)

(4)  Detach the bonnet release lever from the lower panel. (See BONNET LATCH AND RELEASE LEVER REMOVAL/INSTALLATION [L.H.D.].)

(5)  Remove the lower panel. (See LOWER PANEL REMOVAL/INSTALLATION.)

5.  Remove the insulator. (R.H.D. L3 Turbo) (See EXHAUST SYSTEM REMOVAL/INSTALLATION [L3 Turbo].)

6.  Remove the steering shaft. (R.H.D. MTX) (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION.)

7.  Disconnect the two clutch pedal fluid pipes.(R.H.D. MTX) (See CLUTCH MASTER CYLINDER REMOVAL/INSTALLATION.)

8.  Remove the four clutch pedal bracket retaining nuts, then set the clutch pedal on the steering shaft side so that it is out of the way.(R.H.D. MTX) (See CLUTCH MASTER CYLINDER REMOVAL/INSTALLATION.)

9.  Disconnect the cooler hose (LO) and cooler pipe. Do not allow compressor oil to spill. (except MZ-CD 1.6 (Y6)) (See REFRIGERANT LINE REMOVAL/INSTALLATION [ZJ, ZY, Z6].)(See REFRIGERANT LINE REMOVAL/INSTALLATION [LF, L3].)(See REFRIGERANT LINE REMOVAL/INSTALLATION [L3 Turbo].)

10.  Disconnect the cooler hose (LO) No.2 and cooler pipe No.2. Do not allow compressor oil to spill. (MZ-CD 1.6 (Y6))(See REFRIGERANT LINES REMOVAL/INSTALLATION [MZ-CD 1.6 (Y6)].)

11.  Disconnect the cooler pipe No.1 and cooler pipe No.2. (MZR-CD (RF Turbo)) (See REFRIGERANT LINE REMOVAL/INSTALLATION [ZJ, ZY, Z6].)

12.  Cut off the temporary steering stay on the passenger’s side. (L.H.D. L3 Turbo, MZR-CD (RF Turbo)) (vehicle without advanced keyless system)

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13.  Remove the screws shown in the figure and slide the blower case. (L.H.D. L3 Turbo, MZR-CD (RF Turbo))

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14.  Disconnect the air intake actuator connector. (L.H.D. L3 Turbo, MZR-CD (RF Turbo))

15.  Remove the blower case shown in the figure. (L.H.D. L3 Turbo, MZR-CD (RF Turbo))

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16.  Remove the air guide. (L.H.D. L3 Turbo, MZR-CD (RF Turbo))

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17.  Remove the adhesive polyurethane (3), (2) and (4) from the evaporator pipe.

18.  Remove the bolt and shift the evaporator pipe. Do not allow compressor oil to spill.

19.  Remove the expansion valve. Do not allow compressor oil to spill.

L.H.D.

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R.H.D.

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20.  Install in the reverse order of removal.

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