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My test chamber's temperature pull up is above the controller set point
Jan 11, 2018

The control is satisfactory however is at incorrect temperature.

Check this possible cause and solution:

The temperature controller may be out of calibration.

→ Calibrate the temperature controller.

The heater is energized continuously. This may result in damage to the test chamber and its contents.

Check these possible causes and solutions

The temperature controller of the unit is defective.

→ Replace the defective controller.

The relay is defective. This occurs only with models that have relays.

→ Replace the defective relay.

The heater has shorted to ground.

→ Determine ground and correct.

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