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.
Adapter For Assembling Flushing Circuit: Installing
This Figure shows a refrigerant line -A- with a permanently installed restrictor -B- (without a strainer) This refrigerant line is to be drilled open to 5.0 mm using a suitable drill to flush the refrigerant circuit (an inserted restrictor is to be removed) and is to be cleaned in the flushing circuit before installing. The drilled refrigerant line is replaced after flushing. .
The diameter of the illustrated restrictor bore -B- is approximately 0.7 mm. Depending on the version of the refrigerant line this constriction is either installed fixed in the refrigerant line or only inserted. For the inserted version a strainer for flowing deposits may be installed, which can be blocked by the variable orifice.
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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.