Thermo Scientific Isotemp -86 C Freezers User manual

Isotemp -86°C Freezers
Installation and Operation
329712H06 • Revision F• December 2022

IMPORTANT Read this instruction manual. Failure to follow the instructions in this manual can result in
damage to the unit, injury to operating personnel, and poor equipment performance.
CAUTION All internal adjustments and maintenance must be performed by qualified service personnel.
Material in this manual is for informational purposes only. The contents and the product it describes are
subject to change without notice. The Fisher ScientificTM channel makes no representations or warranties with
respect to this manual. In no event shall the Fisher ScientificTM channel be held liable for any damages, direct
or incidental, arising from or related to the use of this manual.
© 2022 Fisher Scientific Inc. All rights reserved.

Contents
Models......................................................................... 1
Safety Considerations ................................................. 2
Unpacking .................................................................. 3
Packing List ............................................................ 3
General Recommendations ......................................... 4
Temperature Monitoring .......................................... 4
General Usage ........................................................ 4
Initial Loading .......................................................... 4
Battery Door Opening/Closing.................................. 4
Operating Standards ................................................... 5
Electrical Specifications ........................................... 5
Installation ................................................................... 6
Location .................................................................. 6
Protective Conductor Current .................................. 6
Leveling ................................................................... 6
Backup System (Optional) ....................................... 6
Super Insulated Cabinet Construction ..................... 7
Door Operation ....................................................... 7
Pressure Equalization Port ....................................... 7
Installing the Remote Alarm Connector .................... 7
Intended Use ........................................................... 8
Operation .................................................................... 9
Initial Start Up........................................................... 9
Operation Overview ................................................. 9
Display .................................................................... 9

Settings ................................................................... 10
Power Down ........................................................... 11
Backup System (Optional) ........................................... 12
CO2 and LN2 Precautions ...................................... 12
Installation ............................................................... 12
Start Up .................................................................. 13
Operation ................................................................ 13
Chart Recorders (Optional) .......................................... 14
Set Up and Operation ............................................. 14
Changing Chart Paper ............................................. 14
Calibration Adjustment ............................................ 14
Maintenance ............................................................... 15
Cleaning the Condenser .......................................... 15
Cleaning the Condenser Filter .................................. 15
Gasket Maintenance ............................................... 15
Defrosting the Freezer ............................................. 15
Battery Maintenance ............................................... 15
Maintenance Schedule ............................................ 16
Troubleshooting Guide ................................................ 17
Error Codes ................................................................ 20
Warranty ..................................................................... 21
Appendix A: Alarm Summary ...................................... 22
Appendix B: Modbus ASCII Parameter Table ............24

Isotemp -86°C Freezers Models | 1
Models
Table 1. Applicable Models
Brand - Model Size (xxx) Voltage (*)
Isotemp - IUExxx86L* 300/400/500/600 A/D/V