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166240004
12/1/94
Rev 3/4/96
STATUS INDICATOR
D6 Green LED Condenser Fan
D10 Yellow LED Left Water Curtain
D11 Green LED Hot Gas Valve
D12 Green LED Water Pump
D13 Yellow LED Right Water Curtain
D14 Green LED Compressor Contactor
D5 Red LED Error
D15 Green LED Dump Valve
Curtain Open
D13 Yellow LED off Right evaporator curtain open.
D10 Yellow LED off Left evaporator curtain open.
Pre-Chill Mode
D6 Green LED (on or off) Condenser fan cycles on & off depending upon condenser temperature.
D14 Green LED (on) Compressor contactor active - Compressor running.
D13 Yellow LED (on) Right evaporator curtain closed.
D10 Yellow LED (on) Left evaporator curtain closed (only if unit has two evaporators).
Ice-Making Mode
D6 Green LED (on or off) Condenser fan cycles on and off depending upon condenser temperature.
D12 Green LED (on) Water pump active.
D14 Green LED (on) Compressor contactor active - compressor running.
D13 Yellow LED (on) Right evaporator curtain closed.
D10 Yellow LED (on) Left evaporator curtain closed (only if unit has two evaporators).
Harvest Mode
D11 Green LED (on) Three seconds after water dump valve becomes active, the hot gas valve becomes active.
D12 Green LED (on) 15 sec. Fifteen seconds after water dump valve becomes active, the water pump deactivates.
D14 Green LED (on) Compressor contactor active - compressor running.
D15 Green LED (on) 15 sec. Water dump valve becomes active at the start of harvest. Water dump valve is active for
15 seconds.
D13 Yellow LED (on) Right evaporator curtain closed. When the ice falls and the curtain opens, the LED will turn off.
D10 Yellow LED (on) Same as D13 if there is a second (left) evaporator.
Error LED
D5 Red LED (on) EVAPORATOR OPEN THERMISTOR CIRCUIT Ć thermistor open / broken wire / poor connection.
Ice maker is SHUT DOWN. Consult service manual (Diagnostic Section) for troubleshooting
guide.
D5 Red LED (on) EVAPORATOR HIGH TEMP. ERROR: Six minutes into the Freeze cycle the suction line temperaĆ
ture failed to reach 40°F or below. Ice Maker is SHUT DOWN. Consult service manual (Diagnostic
Section) for troubleshooting guide.
D5 Red LED (on) TWO REPEATED FAILED HARVEST CYCLES Ć No ice drop.
D5 Red LED Flashing, 1/sec CONDENSER OPEN THERMISTOR CIRCUIT (Air Cooled only) Ć Thermistor open / broken wire /
poor connection. Ice Maker is SHUT DOWN. Consult service manual (Diagnostic Section) for
troubleshooting guide.
D5 Red LED Flashing, 1/sec CONDENSER LOW TEMPERATURE CONDITION. Ć Condenser midpoint reaches 36°F Ć Ice
Maker is SHUT DOWN.
D5 Red LED Flashing, 1/sec CONDENSER HIGH TEMPERATURE SAFETY SHUT DOWN.