Bio-Rad Model 583 Gel Drying Supports - Manual (Page 9)

2.3 BASIC OPERATION
Warning
Turn the vacuum line’s two-way valve to the closed position when the dryer
is not in use; the vacuum pump then can continue operating without foaming.
Table 4.
HydroTech Operation
Step Procedure Description
1. Turn on the Power On/Off Choose either “continuous on” by turning the knob
Timer switch. counter-clockwise or “timer” by turning clockwise.
Maximum timed operation is 3 hours.
2. Turn the vacuum line two-way This prevents reservoir foaming when the vacuum is
valve to the Closed position. running but the gel dryer is not in use.
3. Position the gel in the gel dryer
and seal the gel dryer.
4. Turn the vacuum line’s two-way The pump will now pull a vacuum on the gel dryer.
valve to the Open position.
5. When the gel is dry, break the Lift the Sealing Gasket of the gel dryer. Keep the
vacuum seal. vacuum pump running to prevent liquid in the vacuum
line from flowing back into the gel dryer.
6. Turn the vacuum line’s two-way This prevents reservoir foaming when the HydroTech
valve to the Closed position. is running but the gel dryer is not in use.
7. Turn off the HydroTech pump.
Set Up and Basic Operation
6