Wolf E Series Information Booklet page 43

Mode 1 - Checking the LEDs
In this mode, ALL LEDs will blink at a rate of .75 seconds ON and .25
seconds OFF. This includes the "LOCK" LED as well as the Zone
indicators for the surface units.
Mode 2 - Checking the Cooling Fan
To enter Mode 2 while engaged in diagnostic mode, touch the
"ON/OFF" or "+" keypad on the left front control. When this is done
the result will be:
• The bar lights on the left front control will illuminate 2 LEDs and
flash at the rate mentioned in Mode 1.
• The bar lights for the left rear control will illuminate ALL LEDs and
flash at the rate mentioned in Mode 1.
• The cooling fan relay will close, causing the cooling fan to turn on.
• When the "-" keypad for the left rear control is touched, all bar
lights on the left rear control will turn off and the cooling fan will
turn off.
• When the "+" keypad for the left rear control is touched, all bar
lights on the left rear control will illuminate and the cooling fan will
turn on.
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