Why is my Grant Laboratory Equipment unit failing to cool?
The compressor may have overheated, causing the internal over-temperature thermostat to activate. Allow time for the compressor to cool down. Once cooled, the thermostat should reset, and the compressor will automatically restart.
What to do if cooling performance is reduced in Grant Laboratory Equipment?
Reduced cooling performance can occur if the condenser fins are clogged. To resolve this, perform routine cleaning.
How to fix Grant R Series Laboratory Equipment not cooling below 5°C?
The freezing protection switch may be on, preventing further cooling. Turn off the freezing protection to allow the unit to cool below 5°C.
General| Temperature Stability | ±0.01°C |
|---|---|
| Power Supply | 230V, 50/60Hz |
| Temperature Range | -25°C to 200°C |
| Display | Digital |
| Communication Interface | RS232 |
Ensures the product meets international safety standards for electrical equipment.
Explains the meaning of safety symbols used in the manual and on the equipment for user awareness.
Crucial warnings and precautions for operating the unit safely, including handling hot liquids and potential hazards.
Step-by-step guide for safely unpacking the R series refrigeration unit.
Instructions for correctly attaching the Optima controller to the R unit.
Guidance on selecting and using appropriate heat transfer liquids for different temperature ranges.
Procedures for correctly installing the unit, including placement and ventilation requirements.
Details on connecting the unit to the correct power supply and ensuring accessibility of controls.
Covers basic operation, including liquid level, settings, and startup procedures.
Details on unit components, rear panel connections, and using the Optima heating circulator.
Provides practical examples of how to use the unit for specific temperature control tasks.
Specifies the ambient temperature, altitude, and humidity ranges for unit operation.
Provides information on mains supply voltage, frequency, pollution degree, and installation category.
Detailed technical specifications including cooling power, temperatures, tank capacity, and power consumption.
Recommendations on water types to use in the tank for long-term equipment reliability and corrosion prevention.
Advice on preventing corrosion and rust in the stainless steel tanks, including material properties.
Guidance on preventing microbial growth in water baths to avoid performance issues and health risks.
Instructions for regular cleaning of the unit, including the condenser fins and exterior surfaces.
Procedure for fuse replacement, emphasizing that it should be done by a competent person.
Guidelines for replacing mains cords, ensuring they meet original specifications for safety.
Recommendations for performing routine safety tests, such as earth conductor integrity and insulation tests.
Information on how to contact Grant Instruments for service or repairs, including RMA procedures.
Details on optional accessory pumps available for enhanced performance, including part numbers and specifications.
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