Mazda MX-6 1998, Workshop Manual

Page: 944 / 1282

CONTROL SYSTEM
HEATER CONTROL UNIT REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Remove the meter hood. (Refer to 09-17 METER
HOOD REMOVAL/INSTALLATION.)
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
W 6 U 7 4 0 W 1 8
1 Screw
2
Connector
3
Heater control unit
REFRIGERANT PRESSURE SWITCH REMOVAL/INSTALLATION
1. Discharge the refrigerant from the system.
2. Disconnect the negative battery cable.
3. Remove the radiator grille and splash shield.
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.
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.
6. Recharge with refrigerant. (Refer to 07-10
REFRIGERANT CHARGING.)
7. Perform the refrigerant system performance test.
(Refer to 07-10 REFRIGERANT SYSTEM
PERFORMANCE TEST.)
HI
W 6 U 7 4 0 W 1 7
W 6 U 7 4 0 W A U
Connector
Refrigerant pressure switch
c r Installation Note
Refrigerant Pressure Switch Installation Note
• Apply compressor oil to the O-ring and connect
the joint.
W 6 U 7 4 0 W A T
0 7 -4 0 -1 2