What to do if the Voltage Low indicator is on in my Thermo Scientific DLT?
If the 'Voltage Low' indicator is illuminated on your Thermo Scientific Freezer, it signifies that the line voltage is insufficient. To resolve this, it's recommended to engage a qualified electronics technician to assess the power supply.
What to do if the Alarm Battery Low indicator is on in my Thermo Scientific DLT Freezer?
If the 'Alarm Battery Low' indicator appears on your Thermo Scientific Freezer, it means the alarm battery's charge is low. It is recommended to have a technician inspect the alarm battery.
Guidelines for maintaining ultra-low temperatures with safety in ambient environments.
Procedures for initial startup, temperature setpoint adjustment, and loading.
Guidance on selecting an appropriate installation site, considering space and environmental factors.
Information on connecting the freezer to the correct power source and grounding requirements.
Explanation of the built-in voltage safeguard circuit for protecting electrical equipment.
Instructions for ensuring the unit is level, both front-to-back and side-to-side.
Step-by-step instructions for locking the upright freezer door using the key mechanism.
Step-by-step instructions for unlocking the upright freezer door using the key mechanism.
Procedure for safely opening the upright freezer door after unlocking.
Overview and explanation of all controls and indicators on the DLT/SLT series control panel.
Steps for powering on the freezer and setting initial operating parameters.
Procedure for turning the freezer on and confirming power indicators.
Instructions for adjusting the desired cabinet temperature set point.
Steps for configuring the cold and warm alarm set points for the freezer.
Explanation of the Silent Witness feature and how to reset alarms and check status lights.
Procedure for testing the cold and warm alarm functions of the freezer.
Guidance on cleaning the condenser and its filter for optimal performance.
Steps for cleaning the condenser, including checking fans and vacuuming.
Instructions for cleaning the condenser filter regularly to ensure proper airflow.
Procedures for checking and maintaining door/lid gaskets to prevent leaks and frost.
Steps for defrosting the freezer annually or when ice buildup exceeds 3/8 inch.
Instructions for checking and replacing the alarm battery by a technician.
Table of common problems and their solutions for the freezer.
Details on Liquid Nitrogen and Liquid CO2 systems for product protection during power failures.
Explanation of the LN2 backup system, its operation and requirements.
Explanation of the CO2 backup system, its operation and temperature limitations.
Information on ordering and mounting circular chart recorders.
Details on connecting remote alarm packages to the freezer.
Overview and explanation of the ELT series freezer control panel components.
Steps for powering on the ELT freezer and setting the initial cabinet temperature.
Procedure for powering on the ELT freezer and verifying power status.
Instructions for adjusting the cabinet temperature set point on ELT models.
Information on how the ELT freezer alarm is preset and activated.
Information on CO2 and LN2 backup systems, including built-in and free-standing options.
Description of CO2 backup systems, operation, and indicator lights.
Description of LN2 backup systems, operation, and indicator lights.
Guidelines for maintaining ultra-low temperatures with safety in ambient environments.
Procedures for initial startup, temperature setpoint adjustment, and loading.
Guidance on selecting an appropriate installation site, considering space and environmental factors.
Information on connecting the freezer to the correct power source and grounding requirements.
Explanation of the built-in voltage safeguard circuit for protecting electrical equipment.
Instructions for ensuring the unit is level, both front-to-back and side-to-side.
Step-by-step instructions for locking the upright freezer door using the key mechanism.
Step-by-step instructions for unlocking the upright freezer door using the key mechanism.
Procedure for safely opening the upright freezer door after unlocking.
Overview and explanation of all controls and indicators on the DLT/SLT series control panel.
Steps for powering on the freezer and setting initial operating parameters.
Procedure for turning the freezer on and confirming power indicators.
Instructions for adjusting the desired cabinet temperature set point.
Steps for configuring the cold and warm alarm set points for the freezer.
Explanation of the Silent Witness feature and how to reset alarms and check status lights.
Procedure for testing the cold and warm alarm functions of the freezer.
Guidance on cleaning the condenser and its filter for optimal performance.
Steps for cleaning the condenser, including checking fans and vacuuming.
Instructions for cleaning the condenser filter regularly to ensure proper airflow.
Procedures for checking and maintaining door/lid gaskets to prevent leaks and frost.
Steps for defrosting the freezer annually or when ice buildup exceeds 3/8 inch.
Instructions for checking and replacing the alarm battery by a technician.
Table of common problems and their solutions for the freezer.
Details on Liquid Nitrogen and Liquid CO2 systems for product protection during power failures.
Explanation of the LN2 backup system, its operation and requirements.
Explanation of the CO2 backup system, its operation and temperature limitations.
Information on ordering and mounting circular chart recorders.
Details on connecting remote alarm packages to the freezer.
Overview and explanation of the ELT series freezer control panel components.
Steps for powering on the ELT freezer and setting the initial cabinet temperature.
Procedure for powering on the ELT freezer and verifying power status.
Instructions for adjusting the cabinet temperature set point on ELT models.
Information on how the ELT freezer alarm is preset and activated.
Information on CO2 and LN2 backup systems, including built-in and free-standing options.
Description of CO2 backup systems, operation, and indicator lights.
Description of LN2 backup systems, operation, and indicator lights.
General| Amperage | 12A |
|---|---|
| Defrost Type | Manual |
| Type | Upright freezer |
| Voltage | 115V/60Hz |
| Temperature Range | -86°C to -50°C |
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