Groen CC20-E Operator's Manual page 221

Diagnostic Mode
LOW WATER PROBE
Turn the Cook Temperature Knob one click clockwise to check the Low Water
Probe.
LO P appears in the TEMPERATURE display window.
117 (or more) appear in the TIME display window, if the probe is open.
Short out the probe to show the water level count.
10 (or less) appear in the TIME display window.
BEEPER
Turn the Cook Temperature Knob one click clockwise to check the Beeper.
Beeper will sound for five seconds.
LIGHT EMITTING DIODES (LED)
Turn the Cook Temperature Knob one click clockwise to check the LEDs.
Lights will sequence on and off.
LOW CALIBRATION TEMPERATURE
Turn the Cook Temperature Knob one click clockwise to check the Low
Calibration Temperature values.
CAL1 appears in the TEMPERATURE display window.
200F appears in the TIME display window.
This reading should be within a range of + or – 7.
HIGH CALIBRATION TEMPERATURE
Turn the Cook Temperature Knob one click clockwise to check the High
Calibration Temperature values.
CAL2 appears in the TEMPERATURE display window.
511F appears in the TIME display window.
This reading should be within a range of + or – 7.
PRESS CLEAR TWICE TO LEAVE THE DIAGNOSTIC MODE.
PRESS CLEAR AGAIN FOR NORMAL OPERATION.
6-28