| Operation of Muffle Furnace |
1.0 PURPOSE 1.1 To Define procedure for operation of Muffle furnace in quality control department. 2.0 SCOPE 2.1 This procedure for operation of Muffle furnace in quality control department. 3.0 REFERENCE(S) & ATTACHMENTS 3.1 In house 3.2 Attachments 3.3 NA 4.0 RESPONSIBILITY 4.1 Quality control Officer/ Executive: 4.1.1 To initiate the preparation of SOP through the inputs from the employees directly concerned with the activity in quality control department. 4.1.2 To prepare the SOP and list of all assigned numbers of the SOP for their departments. 4.2 Quality Control Head: 4.2.1 To confirm the content, accuracy and detailing about of SOP. 4.2.2 To organize the approval of SOP from Quality assurance (QA head) and Location Head. 4.2.3 To ensure the training of the SOP to all concerned involved in implementation of the SOP. 4.2.4 To ensure user the implementation of the SOP after training. 4.3 Quality Assurance Department 4.3.1 To check the SOP and maintain the original copy of the SOP. 4.3.2 To issue controlled copy of the SOP and maintain issuance record of SOP. 4.3.3 To retrieve the controlled copy of the SOP when it is superseded/obsolete. 4.3.4 To control and monitor the review process of the SOP. 4.4 Quality Assurance Head & Location Head 4.4.1 To review and approve SOP. 4.4.2 To ensure the implementation of the defined system in quality control department. 5.0 DISTRIBUTION 5.1 Quality control department 6.0 ABBREVIATION(S) 6.1 SOP : Standard Operating Procedure 6.2 QA : Quality Assurance 6.3 QC : Quality Control 6.4 No. : Number 6.5 VAC : Voltage Alternate current 6.6 NA : Not Applicable 7.0 PROCEDURE 7.1 Equipment Details As per instrument DQ. 7.2 Operation 7.2.1 Plug the power cord unit into V AC mains and switch on the mains. 7.2.2 Switch on the instrument by pressing “MAIN” switch located at the front side of the instrument. 7.2.3 Set the temperature to 800ºC. After some time Display will show temperature around 800ºC. 7.2.4 Set the temperature to 800ºC using Up & Down ward key present in Prog. Temp. 7.2.5 Controller, if Display is not showing the required temperature. 7.2.6 After the required temperature is achieved, instrument is ready for use. 7.2.7 Place the Crucible inside the Muffle Furnace and shut the door of the instrument. 7.2.8 Switch off the Mains of the instrument after use. Maintenance 7.2.9 Firstly ensure that the instrument is cool. Then wipe the outside surface of the instrument with Colin solution followed by a Fine duster. 7.2.10 Interior maintenance of the instrument should be done by service engineer Whenever needed. 7.3 Calibration and Frequency 7.3.1 Calibration of Muffle Furnace must be done by the outside lab 7.3.2 Frequency of calibration is yearly and after each maintenance job. 7.4 Precaution 7.4.1 Do not open the door of equipment during heating. 7.4.2 Always use heat resistance gloves and tongue for handling hot crucible. |
