Daikin Outdoor Vibration / Mounting Issue

Daikin outdoor unit is very noisy or vibrates strongly, especially during compressor start

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Loose mounting bolts, Deteriorated rubber vibration isolators, Misaligned fan blade, Compressor mounting issues

How to Fix / Troubleshooting

Safety first: Turn off power before touching the outdoor unit. Be cautious of sharp metal edges.

User steps:

  • Check that the outdoor unit is firmly fixed to its base or wall brackets.
  • If rubber pads are visible and crumbling, note this for replacement by a technician.

Technician tasks:

  • Re-level the unit and tighten all mounting hardware.
  • Replace worn vibration isolators.
  • Inspect fan and compressor mounts; correct any misalignment.
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Repair Difficulty

Medium 3/5

Required Part

Outdoor Unit Mounting Hardware / Vibration Isolators
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