Auto Mode Indicator Light
The Auto mode indicator light indicates that the Auto mode is active and the controller is monitoring the system and controlling the process.
If the Auto light is off and the Cool Solenoid indicator light is illuminated, the controller is disabled and the cooling solenoid is open, permitting maximum cooling.
If the Auto and Cool Solenoid indicator lights are off, the unit is in standby.
Fault Indicator Lights
Pump Overload Indicator Light
The Pump Overload indicator light illuminates when the pump is overloaded. This is an alarm condition, so the audible alarm activates to notify you of the pump overload fault, and the unit shuts down.
Always correct the alarm condition before returning to normal operation!
Low Pressure Indicator Light
The Low Pressure indicator light illuminates when the unit has low heat transfer fluid pressure. This is an alarm condition, so the audible alarm activates to notify you of the low pressure fault, and disables controller outputs, permitting the pump to continue to circulate fluid to avoid damage. If low pressure continues past five minutes elapsed time, the pump shuts off.
Always correct the alarm condition before returning to normal operation!
Safety Thermo Indicator Light
The Safety Thermo indicator light illuminates when the unit is overheating. This is an alarm condition, so the audible alarm activates to notify you of the safety thermo fault, and disables controller outputs, permitting the pump to continue to circulate fluid to avoid damage.
6017 Series Hot Oil Large Temperature Control Units | Page 43 |