MSPA
Loose Filter Housing or Suction Fitting
MSPA spa filter housing or suction fitting vibrates loudly or rattles during pump operation.
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Possible Causes
Filter housing not fully tightened, Worn or missing rubber gasket, Debris caught between housing and tub wall, Cross‑threaded filter mount
How to Fix / Troubleshooting
Safety first: Turn off and unplug the spa before removing the filter.
- Remove filter: Unscrew the MSPA filter housing and remove the cartridge.
- Inspect threads and gasket: Check for damage to the threads and ensure the rubber gasket is present and in good condition.
- Clean contact surfaces: Remove any grit or debris from the tub wall and housing surfaces.
- Reinstall securely: Screw the housing back on straight and hand‑tighten firmly. Do not overtighten to avoid damage.
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Repair Difficulty
Very Easy
1/5
Required Part
MSPA Filter Housing Gasket
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