Mazda RX-8 Workshop Manual page 2518

Is it normal?
5 INSPECT REFRIGERANT PRESSURE SWITCH
Inspect the refrigerant
pressure switch.
(See REFRIGERANT
PRESSURE SWITCH
INSPECTION [FULL-AUTO
AIR CONDITIONER].)
Is it normal?
6 INSPECT COOLING FAN OPERATION
Verify the cooling fan
operation.
(See FAN MOTOR
INSPECTION
Is the cooling fan operation
normal?
7 VISUALLY INSPECT CONDENSER
Is the condenser fin
clogged or obstructed by
foreign material?
8 CHECK REFRIGERATION SYSTEM FOR
OVERCHARGE OR AIR CONTAMINATION
Is the low side line hot to
the touch?
9 CHECK TO SEE WHETHER MALFUNCTION
IS IN EXPANSION VALVE OR ELSEWHERE
Compare the refrigerant
pressure of the low
pressure side with the high
pressure side at Step 2.
Is there little difference
between the high pressure
YesGo to the next step.
No Repair or replace malfunctioning part according to
YesGo to the next step.
No Repair or replace the malfunctioning location
[13B-MSP].)
YesRemove the foreign material.
No Go to the next step.
YesRecover refrigerant. Evacuate system for one hour.
No Recover refrigerant, evacuate for 15 minutes, refill
YesReplace the expansion valve.
inspection result, then go to Step 21.
according to the inspection results.
Then go to Step 21.
Repair the condenser fin.
Then go to Step 21.
Refill with correct amount of refrigerant, and go to
step 21.
with correct amount and go to step 21.
After performing the following servicing, go to Step
21.
Adjust the compressor oil to the
specified level.
After discharging, charge with new
refrigerant to the specified level.