Hepa Filter (Factory Installed Option); Replacing The Power Fuses - Thermo Scientific 310 User Manual

Section 5
Routine Maintenance
HEPA Filter (Factory
Installed Option)
Replacing the Power
5-8 Model 310 Series DH Incubator
Replace the HEPA filter routinely on an annual basis, or more often if it
changes color. The filter should also be changed when the chamber is
cleaned.
Warning The electronics section contains hazardous voltages. Only
qualified service personnel should access this area.
There are only two replaceable fuses in the incubator. To access the fuses:
Fuses
1. Turn off the incubator's power switch and unplug the power cord.
2. Open the outer door to the chamber.
3. Remove the two screws located below the control panel.
4. Lift up on the control panel, then pull it out.
5. Refer to Figure 5-8 for the location of the two fuses.
supply tank connectors
RS485 and
remote alarm contacts
Figure 5-8. Major Components in Electronics Drawer
6. Slide the control panel back in, replace the screws and return the unit
to service. If the fuse(s) blow after restoring power to the incubator,
contact Technical Services Department.
CO
CO manifold and
2
microbiological
filter
Humidity
sensor
IR_T/C
CO sensor
2
IR CO
2
sensor board
Analog
output board
s
Accessory
2
Power
outlet
transformer,
75W max.
export
CO gas
2
solenoid
Temp
probe
Sample port into chamber
Blower
CO
2
motor
injection
port
Overtemp
thermostat
Fuses
Forma
Micro board
Power switch
Filtered line
cord connector
Main power transformer
Power supply board
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