Refrigerant Lines - Mazda MX-5 1990 Workshop Manual

REFRIGERANT LINES
On-vehicle Inspection
AIR CONDITIONER
Check for leakage at connections by using a gas leak tester. Repair or replace as necessary.
Replacement
1. Discharge the refrigerant system. (Refer to page U-28.)
2. Replace the faulty pipe or hose.
Note
• Immediately plug any open fittings to keep moisture out of the system.
Tightening torque (fittings):
Location Tightening torque
CD 9.8-20 Nm (1.0-2.0 m-kg, 7.2-14 ft-Ib)
®
15-25
Nm
(1.5-2.5
m-kg,
11-18 ft-Ib)
®
20-29 N·m (2.0-3.0 m-kg, 14-22
ft~lb)
@
9.8-16 N-m (1.0-1.6 m-kg, 7.2-12 ft-Ib)
3. Evacuate, charge, and test the refrigerant system.
u
05UOUX-065
U-37