CO
2
Incubator BB 150 Operating Instructions
53
10.
Maintenance
10.1
Inspections and checks
To ensure the operativeness and the operational safety of the device, the functions and device components listed
below must be checked at different intervals.
Daily check
:
• Gas supply of the CO
2
supply system.
Annual inspection:
• Tightness of the glass door seal.
• Permeability of the pressure compensation opening with insert.
• Functional check of the operating panel and of the device control.
• Electrical safety check in accordance with the relevant national regulations (e.g. VBG 4).
NOTE – Functional check
If safety devices were removed or disabled for inspections, the device must
not be operated before the safety devices have been reinstalled and
checked for their correct function.
10.2
Service intervals
During normal operation, the following service routine must be performed:
Weekly service:
• Refill the work space water tray with fresh processed water.
3-month service:
• Run auto-start routine.
• Perform temperature and CO
2
calibration.
Annual service:
• Replace sterile filter.
NOTE – Service contract
Thermo Electron LED GmbH offers a device-specific service contact that
comprises all test and service works required.
