Mazdaspeed MX-5 Miata L4-18L Turbo HVAC Hose Service
Hose/Line HVAC: Service and Repair
REFRIGERANT LINES REMOVAL/INSTALLATION
1. Discharge the refrigerant from the system. (See REFRIGERANT CHARGING.)
2. Disconnect the negative battery cable.
3. Remove the under cover.
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.
-
To prevent the pipe from breaking, loosen the joint by using two open-end wrenches.
4. Remove in the order indicated below.
1. Cooler pipe No.1
(See Refrigerant Lines Removal Note)
(See Refrigerant Lines Installation Note)
2. Cooler pipe No.2
(See Refrigerant Lines Removal Note)
(See Refrigerant Lines Installation Note)
3. Cooler pipe No.3
(See Refrigerant Lines Installation Note)
4. Flexible hose (HI)
(See Refrigerant Lines Installation Note)
5. Flexible hose (LO)
(See Refrigerant Lines Installation Note)
5. Install in the reverse order of removal.
6. Perform the refrigerant system performance test. (See REFRIGERANT SYSTEM PERFORMANCE TEST.)
Refrigerant Lines Removal Note
NOTE:
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There are two types of SSTs:
49 N061 001 (high-pressure) and 49 N061 002 (low-pressure).
