Pentair Sta-Rite Control Logic / Programming Fault

Variable‑speed pump runs only at one speed and ignores programmed schedules

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Possible Causes

Incorrect schedule configuration, External control overriding local settings, Corrupted program memory

How to Fix / Troubleshooting

Safety: No internal electrical work is required for programming, but do not open the drive with power on.

  • Check control mode: Verify whether the Sta‑Rite pump is set to be controlled by its keypad or by an external automation system. If under external control, schedules must be set in the automation panel.
  • Review schedules: Go through each programmed speed and time period on the pump and correct any overlapping or disabled schedules.
  • Factory reset: Perform a factory reset of the pump’s programming per the manual, then re‑enter desired speeds and times.
  • Test operation: Observe the pump over a full schedule cycle to confirm it changes speeds as programmed.
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Repair Difficulty

Very Easy 1/5
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