Why doesn’t my Scotsman NU150 defrost or make ice?
If your Scotsman Ice Maker is not defrosting or producing ice, consider these potential issues: * **PC board failure:** Check for damage and replace if necessary. * **Defrost valve not opening:** Check for damage and replace if necessary. * **Water inlet solenoid valve not opening:** Check for damage and replace if necessary.
Why is there excessive water on the base of my Scotsman NU150 Ice Maker?
If you notice excessive water on the base of your Scotsman Ice Maker, it's likely due to a water system leak. Check for leaking points and repair them. If necessary, replace the leaking component.
How to fix water shortage in Scotsman NU150 Ice Maker?
If your Scotsman Ice Maker has a shortage of water, here are some things to investigate: * **Water spilling:** Tighten the screws on the clamping plate of the PVC pipe to reduce water flow, if water spilling out through ice chute. * **Water inlet solenoid valve issue:** Check the water inlet solenoid valve for damage and replace if necessary, if it’s not opening. * **Water tank leak:** Check the water tank for leaks and repair. Replace the tank if needed. * **Blocked water inlet valve:** Replace the water inlet valve. * **Water drain valve leak:** Check the water drain valve for damage and replace if necessary.
How to troubleshoot a Scotsman NU150 Ice Maker that does not run?
If your Scotsman Ice Maker unit isn't running, there could be several reasons: * **Abnormal power supply:** Check the power supply voltage. If there's no voltage, inspect the power supply line. If the voltage is low, contact your power supply company. * **Blown fuse:** Replace the fuse on the PC board. If it breaks again, investigate the cause. * **Abnormal stop:** Reset the machine by pressing the MODE key on the PC board, or unplug the power plug and plug it back in after 3 minutes. The machine should start. * **Ice full:** Adjust the ice cubes in the storage bin to allow the ice trough to reset. * **Abnormal water supply:** Consult the instructions for addressing water-shortage issues.
What to do if the compressor runs intermittently on my Scotsman NU150 Ice Maker?
If your Scotsman Ice Maker's compressor runs intermittently, here are a few things to check: * **Low voltage:** Check the circuit for overloading. * **Non-condensable gas in system:** Check the power supply voltage, if it is low, contact power supply company. Purge the system and recharge it. * **Loose wires:** Inspect the compressor starting device for loose wires. * **Mechanical issue:** The compressor may need replacement.
What causes incorrect discharge pressure in Scotsman Ice Maker?
If the discharge pressure of your Scotsman Ice Maker is incorrect, it could be due to: * **Inoperative condenser sensor:** Check the condenser sensor for damage and replace if necessary. * **Refrigerant issues:** Check for leaks in the refrigeration system. Vacuum and recharge according to the nameplate and the requirements from Scotsman Company, if there is too much or less charged refrigerant, or non-refrigerant gas was charged. * **Inoperative PC board:** Check the PC board for damage and replace if necessary.
Why are the ice cubes from my Scotsman Ice Maker too small?
If your Scotsman Ice Maker is producing cubes that are too small, consider the following: * **Short ice making cycle:** Check the distance between the ice thickness and the evaporator plate. * **Partially blocked expansion valve:** Check the expansion valve for damage and replace it if necessary. * **Moisture in the system:** Purge the system and recharge it. * **Water shortage:** Refer to the instructions for addressing water-shortage. * **Refrigerant shortage:** Check for leaks in the refrigerating system and recharge it.
What causes cloudy ice in my Scotsman NU150 Ice Maker?
If your Scotsman Ice Maker is producing cloudy ice, here are some possible causes: * **Water shortage:** Refer to the instructions for addressing water-shortage issues. * **Dirty water supply:** Use a water softener or water filter. * **Accumulated impurities:** Clean the machine following the recommended procedure. * **Water temperature sensor failure:** Replace the water temperature sensor.
Why does my Scotsman NU150 Ice Maker produce irregular and cloudy ice cubes?
If the ice cubes from your Scotsman Ice Maker are irregular in size and somewhat cloudy, consider the following: * **Blocked spray pipe:** Clean the spray pipe. * **Water shortage:** See the instructions for addressing water-shortage. * **Unlevel machine:** Level the machine as required. * **Water temperature sensor failure:** Replace the water temperature sensor.
Why is my Scotsman Ice Maker's ice capacity decreased?
If your Scotsman Ice Maker has decreased ice capacity, consider these potential causes: * **Inefficient compressor:** The compressor may need to be replaced. * **Water valve leak:** Inspect the water valve for damage and replace if necessary. * **Blocked spray pipe:** Check the spray pipe for blockages and clean it. * **Non-condensable gas in system:** Vacuum and recharge the system. * **Bad ventilation:** Improve the ventilation around the machine. * **Dusty air filter:** Clean or replace the air filter. * **Partially blocked expansion valve:** Check for damage and replace if needed. * **Leaking defrost valve:** Change charged volume, release slowly. * **Refrigerant issues:** Vacuum and recharge according to the nameplate if there's overcharge or shortage. * **Incorr...
General| Type | Undercounter Ice Maker |
|---|---|
| Ice Production Capacity | 150 lbs per day |
| Storage Capacity | 80 lbs |
| Ice Type | Cube |
| Condenser Type | Air-Cooled |
| Refrigerant | R-404A |
| Power Supply | 115V/60Hz/1Ph |
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