Hired-Hand Emergency Back-Up and Alarms: Evolution Back-Up - Manual (Page 15)

Part No. 4801-5309 rev 10-05 Evolution Back-Up 15 of 16
14. Error Codes
If your controller is displaying an “E1” or “E2”, etc. the controller has recorded an error.
The controller records errors based on sensor reading and the communications links. When any of these
errors occur an alarm will be generated.
Error Codes for the Evolution Back-Up System
Error Code Description Explanation
E1 Sensor 1 Error
Usually indicates a shorted sensor
wire. Check sensor resistance.
E2
Sensor 2 Error Usually indicates a shorted sensor
wire. Check sensor resistance.
Note: If Sensor 2 is switched
OFF, then this error code is not
active.
E3 Sensor 1 and Sensor 2 Sensors 1 and 2 both shorted.
LnE Local Network Error The Back-Up has lost
Communications with the Master
Controller. NOTE: During this
condition the Back-Up will run
Cool 1 on a 5 minute timer.
LnO Local Network Override Error The Master Controller has lost
communications with one or
more of the StageUnits (PCB
168) connected to it. In this
condition the Back-Up takes
control over the stages.