Operating Instructions Cubis
®
 MCA  89
    Cleaning and Maintenance 
9  Cleaning and Maintenance
9.1  Preparing the Device
Procedure
 t Turn the device off.
 t Disconnect the device from the power supply.
 t Open the draft shield.
9.2  Cleaning the Device
NOTICE
Corrosion or damage to the device due to unsuitable cleaning agents!
 t Do not use corrosive, chloride-containing, or aggressive cleaning agents.
 t Do not use cleaning agents that contain abrasive ingredients, 
e.g.scouring agents, steel wool.
 t Do not use solvent-based cleaning agents.
 t Check whether the cleaning agents used are compliant materials 
(seeChapter “15.4 Materials”, page 99).
 t Make sure that cleaning materials, such as cloths, are only slightly damp.
Procedure
 t NOTICE Damage to the device due to an unsuitable tool! The weighing 
system is hermetically separated from the area of the draft shield plate. 
This area must not be cleaned. This prevents dirt from entering.
 t NOTICE Malfunction or damage to the device due to the ingress of 
moisture or dust!
 t Remove dust and powdery sample residue with a brush or hand-held 
vacuum cleaner.
 t Use blotting paper to remove any liquid sample material.
 t NOTICE Corrosion or damage to the weighing pan due to unsuitable 
cleaning agents!
 t Wipe down the weighing pan and shield plate frame with a cleaning 
agent and a cloth. The cleaning agent must be suitable for stainless 
steel and titanium.