SOP for Cleaning of Tablet Hardness Tester : Pharmaguideline

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SOP for Cleaning of Tablet Hardness Tester

Standard operating procedure to clean the tablet hardness tester.


To define the cleaning procedure.


This procedure is applicable for the cleaning of Tablet Hardness Tester.


3.1 Doing : Technical Assistant
3.2 Checking : Executive/ Manager


Head of the Department


Frequency : Daily
5.1 Pull mains plug before opening the housing.
5.2 Wipe off the instrument housing and the touch sensitive keypad with a cloth.
5.3 Remove the knurled-head screw and the plate of the feeding magazine.
5.4 Clean the transport surface with wet cloth.
5.5 Remove the knurled-head screw of the transport magazine and remove the reciprocating transporters from the instrument.
5.6 Check the brushes fixed to the reciprocating transporter and replace them if necessary.
5.7 Clean the transport surface of the transport magazine and measuring plate of the thickness measuring device by means of a brush and wet cloth.
5.8 Remove any tablet debris from the fixed test jaw and the movable test jaw.
5.9 Unscrew the plug. Carefully remove the cover and the acrylic flap.
5.10 Carefully remove the balance boat. Clean it with wet cloth.
5.11 After cleaning, fit all the parts of the instrument in their place.
5.12 Switch “ON” the main power supply. Switch “ON” the instrument.
5.13 Select the ‘Configuration’ menu and start ‘Reset’ by pressing <R> key.
5.14 Record the details of cleaning in instrument LOGCARD.

Related: Calibration of Hardness Tester


6.1 SOP - Standard Operating Peocedure
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