Mazda RX-8 Manual page 1688

21. Open the low-pressure side valve of the manifold gauge and charge with refrigerant until the weight of
the refrigerant tank has decreased 430 g {15.2 oz} from the amount in Step 13.
22. Close the low-pressure side valve of the manifold gauge and the valve of the refrigerant tank.
23. Stop the engine and A/C compressor.
24. Inspect for leakage using a gas leak tester.
If there is no leakage, go to Step 26.
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If leakage is found at a loose joint, tighten the joint, then go to next step.
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25. Inspect for leakage again.
If there is still leakage after tightening the joint, go to next step.
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If there is still leakage at the same joint, discharge the refrigerant and then repair the joint.
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Repeat the charging procedure from Step 7.
26. Remove the manifold gauge set.
27. Install the caps to the charging valves.
(w) RX-8 - HVAC
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