A/C Refrigerant Oil Tester is the ideal diagnostic tool to visually display problems or service requirements with A/C systems. With visual results in less than five minutes, the Refrigerant Oil Tester tests the A/C system for sufficient fluid levels and the condition of the refrigerant oil.
1. Start vehicle.
2. Once cold, run A/C system for 1 minute.
3. Turn vehicle off.
4. Press the single use Oil Tester to low pressure port 3 times.
5. Check colour
USE ONLY on low side service port. DO NOT CONNECT to high side service port of system as this could result in serious injury.
For more information, read our product sheet on the Refrigerant Oil Tester.