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Chapter 6
|
Troubleshooting
6-2
|
Isotemp
Display
Cause/Action
Bad Calibration
CAL
redo calibration
ensure calibration set points are 35.0°C and 70.0°C
Shaker Malfunction (SWB only)
ensure there is nothing in the reservoir hampering shaker movement.
the bath must be serviced by an authorized Fisher Scientific Temperature Control Service
Technician.
Checklist
Bath will not start or shuts down
•
Check display for error messages.
•
Ensure
wasn't accidently pressed.
•
Ensure the circuit protector is in the on ( I ) position.
•
Check the line cord connection to your power supply and at the bath.
•
Make sure supply voltage is connected and matches the bath's nameplate rating ±10%.
•
Restart the bath .
No display
•
Pressing
should return the display.
•
Cycle the bath's circuit protector.
Inadequate temperature control
•
Verify the set point.
•
Low-end temperature set points require supplemental cooling.
•
GPD 02 baths require insulation, especially in the lid, for operation above 90°C.
•
Ensure bath installation complies with the site requirements in Chapter 3.
•
Make sure supply voltage matches bath's nameplate rating ±10%.
Please contact Fisher Scientific Sales Service and Customer Support if you need any additional
information.
Fisher Scientific
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