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1-360008/G
22
- Verify power cord is plugged in unit
- Faulty power cord
- Verify proper cord connections
- Change power cord
- Faulty power switch
- Replace switch on circuit board
Chamber Temperature
Chamber bath getting too
cold or getting too warm
- Controller not calibrated
-Verify calibration with thermometer.
Refer to “Calibration of Temperature
Controller
- Faulty controller
-Verify controller is giving DC power
output to heater circuit
- Replace controller as needed
- Faulty heater
- Verify voltage to heater
- Replace heater as needed
- Faulty circuit board
- Verify voltage to heater
- Replace circuit board as needed
- Faulty RTD sensor
- Verify sensor is adhered to chamber
- Verify connections to the controller
- Replace as needed
Chamber temperature
not calibrated to
controller
- Calibrate Controller
- Refer to "Calibration of the
Temperature Controller"
Temperature Controller and High Alarm Systems
Controller does not turn
on
- Faulty connections
- Verify connections from circuit
board to controller
- Faulty controller
- Verify voltage to controller Change
controller
Controller not calibrated
- Calibrate controller
- Refer to "Calibration of Temperature
Controller”