Thermo Electron 904 Manuals

Manuals and User Guides for Thermo Electron 904. We have 1 Thermo Electron 904 manual available for free PDF download: Operating And Maintenance Manual

Thermo Electron 904 Operating And Maintenance Manual

Thermo Electron 904 Operating And Maintenance Manual (66 pages)

ULT Freezer

Brand: Thermo Electron | Category: Freezer | Size: 2 MB

Table of Contents

Table of Contents
5
Section 1 - Installation and Start-Up
6
Freezer Components
6
Control Panel Keys, Displays and Indicators
7
Operation of the Keypad
8
Installing the Freezer
8
Choosing the Location
8
Installing the Wall Bumpers
8
Installing the Shelves
8
Remote Alarm Contacts
9
Attaching the Power Cord
9
Connecting the Unit to Electrical Power
9
Freezer Start-Up
9
Setting the Operating Temperature
9
Setting the High Temperature Alarm
10
Setting the Low Temperature Alarm
10
Run Mode
10
Section 2 - Calibrate
11
Calibrate Mode
11
Calibrating the Control Probe
11
Section 3 - Alarms
12
Alarms
12
Probe Failure Alarm
12
Section 4 - Maintenance
13
Cleaning the Cabinet Exterior
13
Cleaning the Air Filter
13
Cleaning the Condenser
13
Cleaning the Water-Cooled Condenser
13
Defrosting the Chamber
13
Cleaning the Door Gasket
14
Cleaning the Vacuum Relief Port
14
Replacing the Battery(S)
16
Preparing the Unit for Storage
16
Preventive Maintenance
17
Section 5 - Factory Options
19
BUS (Back up System)
19
Installing the Vent Stack, Solenoid and Injection
19
Assembly
19
Installing the Temperature Probe
20
Connecting the Probe/Solenoid Harness
20
BUS Control Panel
21
Configuring the Optional BUS
21
Setting the Optional BUS Set Point
21
Cleaning the Vent Stack
21
Disconnecting the Fitting Assembly and Transfer Hose
21
Chart Recorder
22
Installing the Chart Paper
22
Recorder Calibration
22
Datalogger
23
Water-Cooled Condenser
23
Five Inner Door Option
23
Section 6 - Specifications
25
Section 10 - Warranty
56
Appendix A - Handling Liquid Nitrogen
58
Appendix B - Handling Liquid CO
60
First Aid
61

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