Strong Spas
Reduced Jet Flow / Hydraulic Restriction
Jets are weak or some seats have very little water pressure
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Possible Causes
Dirty or clogged filter cartridges, Partially closed diverter valves, Air lock in jet pump, Debris in pump impeller or jet bodies
How to Fix / Troubleshooting
Safety first: Turn off power before removing filters or opening pump unions.
Steps to improve jet flow:
- Clean or replace filters: Remove Strong Spas filters and rinse thoroughly. Replace if old or collapsed.
- Check diverter and air controls: Ensure diverter valves are fully open toward the desired seats and that air controls are adjusted for proper mix.
- Bleed the pump: Loosen the pump unions slightly to release trapped air, then retighten.
- Inspect jets: Remove individual jet inserts (if removable) and check for debris or scale buildup. Clean and reinstall.
- Check pump impeller: If flow remains weak, a technician can open the pump wet end to inspect for debris or a broken impeller.
When to call a technician: If the pump motor is noisy, overheating, or not reaching full speed, it may need professional replacement.
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Repair Difficulty
Easy
2/5
Required Part
Filter Cartridges
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