|
|
HA-34 < ON-VEHICLE MAINTENANCE > ELECTRICAL LEAK DETECTOR 5. Verify at least once by blowing compressed air into area of suspected leakage, then repeat check as out- 6. Do not stop when one leakage is found. Continue checking for additional leakages at all system compo- 7. Start the engine. 8. Set the A/C control as per the following; a. A/C switch: ON b. Air flow: VENT (Ventilation) c. Intake door position: Recirculation d. Temperature setting: Max. cold e. Fan speed: High 9. Run engine at 1,500 rpm for at least 2 minutes. 10. Stop the engine and perform leakage check again following steps 4 through 6 above. 11. Check recovery/recycling recharging equipment gauges before connecting recovery/recycling recharging equipment to vehicle. No refrigerant pressure should be displayed. Recover refrigerant from equipment 12. Confirm refrigerant purity in supply tank using recovery/recycling recharging equipment and refrigerant identifier. 13. Confirm refrigerant purity in vehicle A/C system using recovery/recycling recharging equipment and refrig- erant identifier. 14. Discharge A/C system using approved refrigerant recovery equipment. Repair the leaking fitting or com- ponent if necessary. 15. Evacuate and recharge A/C system and perform the leakage test to confirm no refrigerant leakages. SHA839E |