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All brands · Refrigeration troubleshooting

Cracked lines, leaks at fittings

What is going on

Possible causes and checks for: cracked lines, leaks at fittings.

Likely causes

  • No vibration absorbers or wrong orientation, absorber twisted/stretched during install, absorber not anchored, frost under braid on cold suction

Check in this order

  1. Absorber orientation (horizontal, perpendicular to vibration), anchoring, insulation below 32°F

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Source: General HVAC service practice — verify per model. Written in our own words; check the manual for your exact model.

For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.