Thermo Scientific 1500 Series Operating Instructions Manual page 34

Changing the Optional UV
Lamp:
Note: For optimum performance, the UV lamp should be
changed on an annual basis, or as indicated by the UV lamp
hour meter.
The UV lamp and the work area of the cabinet must be
thoroughly decontaminated before removing the lamp.
1. Start the cabinet's blower and let it operate for 5 minutes.
2. Raise the sash to its full open position.
3. Thoroughly surface decontaminate the UV lamp and the
work area of the cabinet.
4. Unplug the cabinet or turn off the System Reset Switch,
located on the top of the cabinet.
5. Remove the UV lamp by rotating it 90 degrees and lifting
it straight up and out of its sockets.
6. Install new lamp by reversing the removal procedure.
Resetting a Circuit Breaker:
To reset any of the circuit breakers located on the left side of
the electronics module, depress the white button until it sets.
Circuit Breakers - The
front breaker protects
the electrical outlets,
the rear breaker
protects the motor
and lights.
Figure 48. Resetting a Circuit Breaker
Storage
If the cabinet is to be left unused for more than one month, it
should be prepared for storage.
Note: The cabinet should not be stored in areas of excess
humidity or temperature extremes. If the cabinet is moved
during storage, it must be recertified before use.
1. Close the sash completely and seal the bottom edge with
plastic sheeting.
2. Seal the exhaust outlet with plastic sheeting.
3. Unplug the cabinet.
1500 Series Class II, Type B2 Biological Safety Cabinet
4. Ensure that the cabinet will not be moved or disturbed
while being stored.
Maintaining the Cabinet | 29