What to do if USA Lab UC is not cooling?
If your USA Lab Chiller is not cooling, first ensure that cooling is enabled by pressing the cooling button on the display. If the condenser fan isn't spinning, consider replacing it. If the compressor doesn't start, check the capacitors, relay, and power board. A refrigerant leak could also be the cause, in which case you should call an HVAC technician to repair and recharge the system.
How to fix USA Lab UC Chiller cooling slowly?
If your USA Lab Chiller is cooling slowly or warming, the compressor may have stopped running; wait 5-10 minutes for it to restart. Check if the condenser fan is spinning; if not, replace it. Ensure you're using the correct glycol blend, never exceeding 60% glycol. Other potential causes include a blocked capillary or refrigerant line (call an HVAC technician), a slow liquid pump (purge it), a heat load exceeding the chiller's capacity (reduce it), or uninsulated tubing lines (use the included insulation).
How to troubleshoot USA Lab UC Chiller with no power?
If your USA Lab Chiller has no power, begin by ensuring the unit is plugged in. If it is, check the outlet by resetting the breaker or GFCI; if necessary, call an electrician. If the outlet has power but the chiller doesn't, unplug the unit and inspect the rear panel for damage. For older 5/10 models, a broken fuse could be the issue, so try replacing it.
Why does USA Lab Chiller temperature display incorrectly?
An incorrect temperature display on your USA Lab Chiller could be due to a loose probe wire, which needs repair. Alternatively, the temperature probe may have a short and require replacement. In some cases, a failed control board could be the cause, necessitating its replacement.
What causes shock from the shell of the USA Lab UC Chiller?
If you are experiencing a shock from the shell of your USA Lab Chiller, it indicates a system ground fault. You should repair the fault to the system ground.
Essential safety guidelines and precautions for operating the chiller, emphasizing proper usage and safety measures.
Details the key features and specifications of the UC Series recirculating chillers, including their design and capabilities.
Provides detailed technical specifications for various UC Series models, including dimensions, power, and performance metrics.
Illustrates typical system connections involving the chiller, rotary evaporator, and vacuum pump.
Shows and identifies the different electrical plug types used with the UC Series chillers.
Highlights the physical features and components of the UC Series chiller unit with labeled diagrams.
Explains the functions and usage of the LCD display on the chiller's control panel for temperature and operation settings.
Details the operation of the PLC display for UC-30/80 models, including various indications and settings.
Guides users through setting parameters via the keyboard interface and managing password entry for system access.
Covers setting up constant values and program cycles, including timing, temperature, and step configurations.
Lists the standard items included in the chiller package, such as tubing and fittings.
Recommends suitable thermal transfer fluids and provides warnings against incompatible substances.
Provides instructions for correctly connecting the fluid tubing to the chiller and associated components.
Outlines the electrical connection requirements and plug types for safe and proper operation of the chillers.
Specifies the recommended clearance and environmental conditions for the chiller's operating area.
Details the step-by-step operating procedures, priming, filling, and important usage notes for the chiller.
Covers essential periodic maintenance tasks for the chiller, including cleaning and checks for proper function.
Provides instructions for safely preparing and storing the chiller unit for extended periods.
Presents circuit board diagrams for power, pump, and relay components of the chiller.
Offers solutions for common problems encountered with the chiller, covering power, temperature, and cooling issues.
Outlines the warranty terms and conditions for USA Lab products in Continental and Non-continental United States.
Details the company's 30-day return policy, including conditions for restocking fees and non-returnable items.
Contains important general notes regarding packaging, manual updates, and liability for product use.
This document is the user manual for the USA Lab Recirculating Chiller, UC Series, covering models 5/10, 20/20, 20/40, 30/30, 30/40, 50/30, 50/40, and 30/80. All chillers are CE Certified.
The USA Lab Recirculating Chiller, UC Series, is a high-performance open-loop recirculating heater chiller designed for various laboratory applications. Its primary function is to maintain a consistent condensation rate when connected to a rotary evaporator, facilitating efficient thermal transfer. The chillers utilize internationally recognized phase-change compressors to achieve desired temperatures. The integrated pump ensures quick movement of the transfer fluid throughout the system.
The UC Series chillers offer a range of capacities and temperature capabilities, catering to diverse needs.
Model Specifications (Selected examples):
UC-5/10:
UC-20/40:
UC-30/80:
UC-50/40:
Thermal Transfer Fluids: The recommended transfer fluid is a blend of Propylene Glycol (PG) and Distilled Water (DW). Specific blend ratios are provided for different temperature ranges:
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