Hurlcon
High System Pressure
Pump runs but pressure gauge on filter reads much higher than normal.
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Possible Causes
Dirty or clogged filter, Closed or partially closed return valve, Blocked return lines, Oversized Hurlcon pump for system
How to Fix / Troubleshooting
Safety: Turn off pump before changing valve positions or opening filter.
- Clean filter: Backwash or clean cartridges until pressure returns to normal.
- Open valves: Ensure all return valves are fully open.
- Check returns: Inspect pool return fittings for obstructions.
Consistently high pressure may indicate the pump is too large for the system; consult a pool professional.
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Repair Difficulty
Easy
2/5
Required Part
Pool filter and return valves (Hurlcon pump as source of flow)
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