SOP on cleaning, maintenance and calibration of stability chamber

SOP on cleaning, maintenance and calibration of stability chamber

Objective:

• To lay down a procedure for Cleaning, maintenance and calibration of stability Chamber.

Scope:

• This SOP is applicable for the cleaning, maintenance and calibration of stability chamber

Responsibility:

• QC Chemist or above
• Electrician or above

Accountability:

• Head – Quality Control
• Head – Engineering

Procedure:

Cleaning:

•  Chamber shall be cleaned from outside daily.
• Boiler tank shall be cleaned weekly or after maintenance.
•  Water reservoir tank shall be cleaned weekly or after maintenance.
•  Boiler heater shall be cleaned weekly or after maintenance.
•  PT-100 sensor tip shall be cleaned with the help of polish paper in 3 month.
•  Condensor, condensor motor and radiator shall be cleaned in 3 month with the help of  blowing air.
• Control panel shall be clean by blowing air in 3 month.
• Cleaning record of the stability chamber shall be maintained as per Annexure No.  A01

Maintenance :

• Any problem in stability chamber shall be intimated to Engineering department and fill the maintenance work permit as per Annexure No. A02.
• Chamber fan and condensor fan shall be checked in three months. If found loose,tighten it.
• Working of safety cut off shall be checked in 3 month by giving external heat  to the dry bulb sensor.
• Maintenance shall be done if any problem appears in the chamber.
• Preventive maintenance of stability chamber shall be done by the service engineer in 3 months and record shall be maintained as per Annexure No. A06.
• If any abnormality observed by service engineer then action for rectification shall  be done immediately.
• Water level of the reservoir tank as well as of the main tank shall be checked at the  start of shift and at end of shift.
• Maintenance record shall be maintain as per Annexure No A02

Calibration:

Calibration of the stability chamber shall be done by outside party once in a year.

Calibration shall be reported as per Annexure No. A02

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List of Annexure / Format :

References :

• If any

Reason for Revision :

• Not applicable due to first version of SOP

Abbreviation :

• QC                    :    Quality control
• SOP                  :    Standard Operating Procedure

Annexure 1

Stability Chamber cleaning Record

Stability chamber Id. No.:

Annexure 2

Stability chamber maintenance record

Stability chamber Id. No. :                                                                   Date :

Annexure 3

Calibration record of stability Chamber

Stability chamber Id. No.:

Calibration Done On :                                            Next Calibration due On :

The above equipment has been found / not found within the permissible limits for temperature ±2°C and for relative humidity ±5% and hence acceptable.

Calibrator Details :

Remark if Any :

Instrument Calibration comply / does not comply.

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