Lay-Z-Spa Overheating Pump Housing

Lay-Z-Spa pump/heater unit feels excessively hot to the touch on the outside during normal operation.

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Possible Causes

Blocked ventilation openings, Unit placed in direct sun or confined space, Internal fan failure (if fitted), Running heater and blower continuously in high ambient temperatures

How to Fix / Troubleshooting

Safety first: If the housing is too hot to touch comfortably, unplug the spa and allow it to cool before further use.

  • 1. Check ventilation: Ensure all air vents on the pump/heater unit are clear of obstructions, leaves, or debris.
  • 2. Relocate or shade unit: Move the spa so the pump is not in direct sunlight or against a wall that blocks airflow.
  • 3. Limit continuous operation: Avoid running heater and bubbles together for extended periods in hot weather.
  • If overheating persists: An internal cooling fan (if present) or component may be failing. Continued use could damage the unit; contact Lay‑Z‑Spa support.
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Repair Difficulty

Easy 2/5

Required Part

Pump/Heater Unit Housing
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