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To use test mode (pump will be off in Test Mode):
Place both thermistor probes in 32 o F. water.
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Push and hold the left plus (+) button and the lower right minus (-) button for at
least 5 seconds. Then release them. The yellow LED will light up for 3 seconds.
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Push and release the left plus (+) button. The yellow light will switch on if the
evaporator thermistor resistance is correct.
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Push it again and if the water thermistor resistance is correct, the yellow light will
switch on.
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Push and release the right plus (+) button. The blue light will switch on.
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Push it again and the red light will switch on.
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Push and hold the right minus (-) button. The green lights will switch on one at a
time as long as the button is pushed in. Release when completed.
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Push and release the right minus (-) button. The yellow light will switch on,
indicating correct system memory.
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Disconnect electrical power to end test mode
Test Mode
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