Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
A/C Service Station, CONNECTING FOR MEASURING AND TESTING
-- Switch off the ignition.
-- Connect the A/C Service Station to the power supply.
-- Connect the quick-release coupling adapter to the charging hoses of the A/C Service Station (hand wheels not screwed in or manual shut-off valve not open).
-- Switch on the A/C Service Station and evacuate the charging hoses (only necessary if there is air in the charging hoses).
-- Switch off the A/C Service Station.
-- Remove the cap from the service connections (with valve).
-- Connect the A/C Service Station to the vehicle refrigerant circuit using the service connections with the quick-release coupling adapters.
-- Screw in the handwheel of the quick-release coupling adapters only until the valves are definitely open at the refrigerant circuit connection (observe pressure gauge, do not strain valves).
-- Perform the planned tests and measurements.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.