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.
Safety Precautions When Working On A/C Systems
Ignition sources are extremely dangerous and pose a risk of explosion
There is a risk of fatal injury and explosions due to ignition sources near the A/C system and refrigerant cylinders. Leaking refrigerant can ignite and cause an explosion. There is a risk of fatal or serious bodily injury due to an explosion.
-- Never bring ignition sources near A/C systems and refrigerant cylinders.
-- Avoid static discharge, sparks from tool impacts, and hot surfaces.
There is risk of destroying the refrigerant lines.
The refrigerant lines can be destroyed by ripping through the inner foil.
-- Never bend the refrigerant lines to a radius smaller than r = 100 mm.
NO RELATED
Use the Manual With the Right Hardware
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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.