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Trouble Condition: "TMPR" (Tamper)
SOLUTION TO WATER SENSOR - "TMPR" (TAMPER):

When Console displays “TMPR” the device is not installed properly. 
 
Verify that Sensor is properly closed (fits seamlessly into bracket) so that TMPR switch is suppressed.
 
If you are still having difficulties, call Technical Support at 877-464-7437