Omega Engineering 20 用户手册

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33 
10. User maintenance
 
Cleaning your CYCLER  
The heating/cooling block, including wells and flat surfaces, should be cleaned regularly to ensure 
optimum heat transfer to the samples. Always clean the block if there has been a spillage. Use a 
cloth or cotton buds dipped in a fresh, 50:50 water/isopropanol solution and make sure that no 
deposits are left in the wells. 
 
In the case of radioactive spillages the heater block can be removed from the unit for more 
detailed cleaning. Omega Engineering, Inc. recommend that you use a proprietary cleaning agent 
and follow the manufacturer’s instructions. The heating/cooling block is made of aluminum, 
therefore an agent such as Neutracon (from Decon Labs , Inc.), suitable for nonferrous metals 
should be used. However, remember that other parts of the unit are made of ferrous materials and 
may be damaged by spillage onto them.  
 
Heater Block removal 
 
Before cleaning your unit, disconnect from the power supply and allow it to cool to below 50°C. 
Remove the four screws on the underside of the unit and drop the block/fan assembly down. 
Unplug the assembly from the wiring and remove the assembly from the unit. Refitting the 
block/fan assembly is the reverse procedure; be careful of the wires as you refit the block. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Underside of the CYCLER 
TCY
 
 
 
Four screws which hold             
 
 
the block/fan assembly in place           
 
The outer case of the CYCLER TCY can be cleaned with a cloth dipped in water or ethanol 
(methanol or formaldehyde can also be used). No part of the case or cover should be immersed in 
the solvents. Do not use aggressive solvents such as acetone, or abrasive cleaners.