Mazda RX-8 Manual page 1718

Is drive belt worn?
•
Does it have foreign material imbedded in
•
it, or have oil on it?
INSPECT MAGNETIC CLUTCH
6
Inspect magnetic clutch.
•
Is it normal?
•
CHECK TO SEE WHETHER
MALFUNCTION IS IN A/C COMPRESSOR
OR REFRIGERANT LINES
7
Is noise emitted from A/C compressor?
•
VERIFY THAT MALFUNCTION
SYMPTOM OCCURS AFTER REPAIR
8
Has A/C compressor noise stopped?
•
No Go to next step.
Replace A/C compressor (excluding pressure
Yes plate, A/C compressor pulley, and stator), then
go to Step 8.
No Replace magnetic clutch, then go to Step 8.
Visually inspect A/C compressor, replace
Yes appropriate parts if necessary, then go to next
step.
If noise is due to refrigerant lines, repair
No detached or missing clips, tighten loose bolts,
then go to next step.
Troubleshooting completed.
Yes
Explain repairs to customer.
Recheck malfunction symptoms, then repeat
No
from Step 1 if malfunction recurs.
(w) RX-8 - HVAC
Page 89