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HA-32 < ON-VEHICLE MAINTENANCE > FLUORESCENT LEAK DETECTOR FLUORESCENT LEAK DETECTOR Inspection INFOID:0000000003795981 CHECKING SYSTEM FOR LEAKAGES USING THE FLUORESCENT LEAK DETECTOR 1. Check A/C system for leakages using the UV lamp and safety goggles (SST: J-42220) in a low sunlight 2. Use an adjustable mirror or wipe the area with a clean shop rag or cloth, with the UV lamp for dye residue 3. Remove any residual dye using dye cleaner (SST: J-43872) to prevent future misdiagnosis after the leak- 4. Perform a system performance check and verify the leakage repair with an approved electrical leak detec- NOTE: DYE INJECTION (This procedure is only necessary when recharging the system or when the compressor has seized and was 1. Check A/C system static (at rest) pressure. Pressure must be at least 345 kPa (3.45 bar, 3.52 kg/cm 2 , 50 psi). 2. Pour one bottle (1/4 ounce / 7.4 cc) of the A/C refrigerant dye into the injector tool (SST: J-41459). 3. Connect the injector tool to the A/C low-pressure side service valve. 4. Start the engine. Then switch A/C ON. 5. Inject one bottle (1/4 ounce / 7.4 cc) of fluorescent dye through the low-pressure service valve using dye 6. Disconnect the injector tool from the service valve with the engine still running. CAUTION: Be careful when replacing the A/C system or a component, pour the dye directly into the open sys- 7. Operate the A/C system for a minimum of 20 minutes to mix the dye with the system oil. Depending on the 8. Attach a blue label if necessary. |