12-6 Care and Maintenance 
 
4.  Control panel cleaning 
  Tool: dry soft cloth, mild soap-suds 
  Method: 
Use dry soft cloth to clean control panel (including keystroke, encoder, locking lever).Or use 
mild soap-suds to clean off the stains, and then use dry clean soft cloth to dry it. If it is difficult to 
clean the control panel, please remove the caps of the encoders, and then use mild soap-suds 
to clean off. 
Keyboard on the control panel should be cleaned periodically; otherwise, keys maybe 
blocked by dirt, which result in key malfunction and buzzer dinging. 
5.  Probe cleaning 
  Tool: dry soft cloth, mild soap-suds 
  Method: 
a)  Use dry soft cloth to clean off the dust on probe head, connector cover and its cables. 
b)  Use soft brush to clean off the dust on the terminal of the probe connector. 
c)  If there are any stains, use the mild soap-suds to clean off the dust on the appearance 
of the cables and connector cover. Then air dry it. 
NOTE: the probe connector cannot be cleaned with wet cloth. 
6.  Gel heater cleaning 
a)  Unplug the gel heater and remove it from the gliding track of the probe. 
b)  Press the pad on the bottom cover to remove the bottom cover. 
 
c)  Use mild soap-suds or the water to clean the heater appearance and the cable.   
Do not use the organic solvent to clean the gel heater if any water is sprayed on or 
into the system. Reuse it until the appearance becomes dry. 
Do not use the acetone. Do not use sharp-edged material (like steel wool) to clean the 
gel heater. 
Clean the box of the gel heater regularly. Reinstall it to the bottom of the gel heater 
after it becomes dry.