BioLife Stirling Ultracold ULT25NEU, Operating Manual, Page: 5 / 34

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5 OF 34 TABLE OF CONTENTS
ULT
25NEU
-86˚C PORTABLE ULTRA-LOW TEMPERATURE FREEZER
The ULT25NEU (Ultra-Low Temperature, 25 liter volume) incorporates next
generation free-piston Stirling engine technology. Free-piston Stirling engine
technology differs from conventional compressor-based refrigeration in
that it provides high efficiency, deep-temperature cooling in a lightweight
package allowing true portable operation.
TABLE OF CONTENTS
1. SAFETY PRECAUTIONS
6
1.1 Injury Prevention 6
1.2 Damage Prevention 7
1.3 Transportation Care 8
1.4 Flammable Refrigerant Use 8
2. UNPACKING AND SET-UP
9
3.1 Pictorial Tour, Freezer 11
3. FEATURES OF THE
ULT25NEU FREEZER 11
3.2
Pictorial Tour, Control Panel 13
3.3
Power Cords 14
3.4
Intended Uses 14
4. OPERATION 15
4.1 How to Turn the Freezer On/Off 15
4.1.1 To Turn the Freezer On 15
4.1.2 To Turn the Freezer Off 15
4.2 Changing the Set Temperature 15
4.2.1 To See the Current
Set Temperature 15
4.2.2 Change the Setpoint
to a New Value 16
4.3 Using Preset Temperatures 17
4.4 Over-Temperature Alarm 18
4.4.1 How to Silence the Audible
Temperature Alarm 18
4.4.2 To Postpone an Alarm 18
4.5 Error Conditions 18
4.6 Locking the Control Panel 19
4.7 How to Switch Between
Power Supplies 19
5. ERROR CODES
20
6. MAINTENANCE
21
6.1 Caring for Your Freezer Gasket 21
6.2 Air Intake Filter 21
6.3 Storage 21
6.4 Cleaning 21
7. TROUBLESHOOTING
22
8. CALIBRATION GUIDE
23
9. SPECIFICATIONS
26
9.1 Freezer Specifications 26
10. WARRANTY
30