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.
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HOMESERVICE MANUALSMAZDA1999626 ES, 2.5 D, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 526 (BASIC SYSTEM (HVAC))REFRIGERANT LINES REMOVAL/INSTALLATIONREFRIGERANT LINES INSTALLATION NOTE
1999 Mazda 626 ES, 2.5 D, Standard
Refrigerant Lines Installation Note
1999 Mazda 626 ES, 2.5 D, StandardSECTION Refrigerant Lines Installation Note
WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
- Apply compressor oil to the O-rings and connect the joints.
- When installing a new cooler hose or pipe add DENSO OIL8 compressor oil into the refrigeration cycle.
Supplemental amount (approx.quantity)
- 10 ml {10 cc, 0.3 fl oz}
- Tighten the joints.
- Tighten the nut or bolt of the joint by hand.
- Tighten the joint to the specified torque.
- If it is a nut joint, tighten the nut using a spanner and torque wrench.
RENDER: 1.0x
NO RELATED
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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.