STANDARD OPERATING PROCEDURE (OPERATION OF WATER BATH )

OPERATION OF WATER BATH ( MAKE : INLAB)

1.0 Objective
To ensure that instrument performs satisfactorily and gives accurate and reproducible results.
2.0 SCOPE
This SOP covers the operation procedure of water bath and this SOP is applicable to Quality Control Department.
3.0 Responsibility
Officer / Executive.
4.0 Accountability
Department Head
5.0 PROCEDURE
5.1 PROCEDURE FOR GENERAL CLEANING
5.1.1 Ensure that the power supply to the instrument is switched “off” before cleaning.
5.1.2 Clean the instrument with a clean dry cloth every day.
5.1.3 Once in a week remove adhered dust by wet mopping using detergent solution
Afterwards wipe the surface with a clean dry cloth to remove traces of
detergent.
5.1.4 Precautions has to be taken to clean the instrument immediately with to remove the moisture.
5.1.5 Change the water in the water-bath once in 2 days and use always Demineralized water
5.2 OPERATING PROCEDURE
5.2.1 Ensure that sufficient amount of water is available in the water bath.
5.2.2 Ensure that the instrument is properly connected to power supply.
5.2.3 Fill the bath to the level little above the falls bottom
5.2.4 Switch on the supply. Put the toggle switch On.
5.2.5 Set the thermostat knob to the required temperature and rising in the temperature is indicated by glowing the RED INDICATOR LAMP.
5.2.6 When required temperature is reached, the RED INDICATOR LAMP will go OFF.
5.2.7 The bath is then allowed to work .
5.2.8 After completion of heating process , reduce the temperature to zero , by rotating the temperature setting knob to zero position. Switch off the power supply and allow the bath to cool to the desired temperature before the control knob is turned backwards . This is to eliminate unnecessary strain on the thermostat.
5.2.9 Report any discrepancy observed during operation of the instrument to Department head and notify the defect to Utility department to rectify the defect. Affix “BREAK DOWN” label on the instrument till it get rectified.
6.0 REASON FOR REVIEW
First time issue.