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Home >> Lexus >> 1992 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> Initial Inspection >> Inspection of Refrigerant Volume
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Inspection of Refrigerant Volume


Sight glass observation chart:





While running engine at 2000 RPM and operating air conditioning system, use vehicle sight glass and Fig. 1 to verify air conditioning system is properly charged.

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