SOP for Pre Filter Cleaning of RLAF

1.0 OBJECTIVE

To lay down a procedure for Pre Filter cleaning of RLAF.

2.0 SCOPE

This SOP shall be applicable for pre-filter cleaning of RLAF at Stores Department.

3.0 RESPONSIBILITY

Stores Assistant

4.0 ACCOUNTIBILITY

HOD Stores

5.0 PROCEDURE

NOTE:

• If pre-filter exceeding its working pressure differential range towards the maximum side which indicates that the pre filter may be chocked.
• If pre-filter exceeding its working range towards lower side pressure that means pre-filter may be damaged.

5.1 For cleaning of the pre-filter, put “OFF” the RLAF.
5.2 Remove the pre filter, cover it in intact polythene bags and take it to filter washing area for cleaning with compressed air.
5.3 Record the cleaning activity.
5.4 Transfer the cleaned filter to respective area duly covered in clean polythene bags.
5.5 Clean the inner area of RLAF with the vacuum cleaner.
5.6 Refix the clean pre filter by screwing the fixtures.
5.7 Start the RLAF unit & note down the pressure.
5.8 If the pressure within the limit, take the unit for further operation.
5.9 If pressure not within the limit, inform to store head and engineering department for taking necessary corrective action.
FREQUENCY: Once in a week/whenever required.

6.0 ABBREVIATIONS

6.1 SOP – Standard Operating Procedure
6.2 RLAF – Reverse Laminar Air Flow
6.3 HOD – Head of Department

Get editable documentsView List