Err 14
Sterling Water
Keypad / User Interface Fault
Display shows “Err 14” and unit will not accept button presses or programming changes
Advertisements
Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
Advertisements
Possible Causes
Failed keypad membrane, Moisture intrusion into display, Loose display ribbon cable, Control board keypad input failure
How to Fix / Troubleshooting
Safety: Unplug the softener before removing the front control panel.
Steps:
- 1. Inspect keypad surface: Check for cracks, heavy condensation, or chemical damage on the keypad.
- 2. Reseat ribbon cable: Remove the front panel and locate the ribbon cable connecting the display/keypad to the main board. Carefully unplug and reinsert it.
- 3. Dry moisture: If moisture is present, dry the area gently with a cloth and allow the unit to air dry before reassembly.
- 4. Test buttons: Restore power and test each button. If some or all remain unresponsive, replace the display/keypad assembly.
- 5. Board replacement: If a new keypad does not resolve the issue, the main control board may be defective.
Advertisements
Repair Difficulty
Medium
3/5
Required Part
Display/Keypad Assembly
Check Price on Amazon
We may earn a commission from links on this page.
Advertisements