MULTIMILL Page : 01-04Deptt.: PRODUCTION
SOP No.: SPD/44 Effective Date: 15-07-2007 Revision No.: Review Date: 14-07-2009 Prepared by:
Asstt. Production Chemist
Checked By: Production Manager
Approved By
Q.A. Manager Director Sign.……….… Sign.………. Sign.…………... Sign.…….……….
1) PURPOSE : To lay down a Procedure for Cleaning and Operation of Multimill.
2) RESPONSIBILITY : Q/C Manager.
SARTHAK BIOTECH Pvt. Ltd.
198-A, Sector-3, HSIIDC, KARNAL-132 001 (HR.)STANDARD OPERATING PROCEDURE
4) SCOPE : The procedure of this SOP shall be applicable to Production Department of Sarthak Biotech Pvt. Ltd., Karnal.
5) PROCEDURE : The entire Machine Operation & Cleaning procedure is divided in three stages.
5.1 Pre-operative Cleaning & Setting. 5.2 Operation
5.3 Post Operative Cleaning and equipment preparation.
STAGE – I
a) The exterior of the machine is cleaned with dry cloth
b) The electrical connections are restored by pulling the plug top into the socket. c) The “MACHINE READY FOR USE” Sticker is removed and sticker/tag
showing product, Batch No. etc. is put on the top cover of the machine. d) Set the required size of sieve on the machine.
e) A plastic bag having two sides opening are tied to the delivery chute. f) Below the chute, collection bag in fiber down is kept.
g) The container containing 6.wet) mass is brought near the machine.
TITLE: SOP FOR CLEANING AND OPERATION OF
MULTIMILL Page : 02-04Deptt.: PRODUCTION
SOP No.: SPD/44 Effective Date: 15-07-2007 Revision No.: Review Date: 14-07-2009 Prepared by:
Asstt. Production Chemist
Checked By: Production Manager
Approved By
Q.A. Manager Director Sign.……….… Sign.………. Sign.…………... Sign.…….……….
STAGE – II
a) The multi-mill is switched on and run for few seconds to observe whether if is running normally or not.
SARTHAK BIOTECH Pvt. Ltd.
198-A, Sector-3, HSIIDC, KARNAL-132 001 (HR.)STANDARD OPERATING PROCEDURE
b) Fix knives in rotor as per requirement of sizing i.e. ‘impact edge’ or ‘knife edge’ forward.
c) Ensure that blades fixed in the rotor are in 4, 3, 4, 3, sequence and none of the blades are missing. Fix the key to the central shaft.
d) Fix the rotor with blades to the central rod of multimill with rotor fixing screw. e) Fit the required intact screen base plate on multimill properly tightening two side’s
nuts.
f) Fix the belt on the appropriate wheel of the pulley, so as to get required speed fast, medium or slow. Give proper tension to the belt by moving movable pulley apart and lock it in position.
g) Check the knives of the rotor are not touching the screen by turning the belt by hand.
h) Close and lock the milling chamber guards. i) Fix the feeding hopper and cover it with lid.
j) If any abnormal sound is heard the machine is referred to maintenance dept. for rectification.
k) In other case the machine is started and the mass is put on the hopper slowly and gradually.
l) The granulated mass is collected in the poly bag kept in fiber drum. m) The process is continued till the entire mass is granulated.
n) If further granulation of the same batch is required it is continued. TITLE: SOP FOR CLEANING AND OPERATION OF
MULTIMILL Page : 03-04Deptt.: PRODUCTION
SOP No.: SPD/44 Effective Date: 15-07-2007 Revision No.: Review Date: 14-07-2009 Prepared by:
Asstt. Production Chemist
Checked By: Production Manager
Approved By
Q.A. Manager Director Sign.……….… Sign.………. Sign.…………... Sign.…….……….
o) In case of batch changes the contact parts are cleaned by clean cloths.
p) In case of Product or composition change the entire m/c is washed and wash water analysis is to be done to by Q.C.D. render the m/c ready for further use.
SARTHAK BIOTECH Pvt. Ltd.
198-A, Sector-3, HSIIDC, KARNAL-132 001 (HR.)STANDARD OPERATING PROCEDURE
a) After the day’s operation or Production change or change of composition all the contact parts like cutter knives, screen, cover and hopper etc. are thoroughly cleaned using liquid soap/detergent and wash the machine till foam of detergent/liquid soap completely washed out. Finally wash with D.M. water and wash water is sent to Q.C.D. for testing.
b) Place a new polythene bag in a clean plastic container and tie to the bottom of the multi-mill chamber.
c) Load the material to be milled into feeding hopper by means of a clean SS scoop with handle.
d) Switch on the main switch and start milling.
NOTE: When the container is full, switch off the mill and the untie the poly bag from the
mill chamber. Tie the bag and fix appropriate ‘label’ to the container. Repeat the procedure as often as required, always fixing the container in similar manner to the discharge chamber of the mill
e) At end of the milling operation, switch off the mill and disconnect the electrical mains.
NOTE: The dismantled parts are cleaned on the same day of the operation. If the mill is
to be used the same product, do not dismantle but tie a fresh poly bag on bottom of milling chamber, awaiting a new load for milling. If any unusual noise is heard during the milling operation, stop the machine to remove the receiving container. Dismantle the mill and note the cause of noise. Inform the maintenance department of the problem. Quarantine the mill as well as the container pending further packing.
f) Once the wash water analysis is cleared by Q.C.D. The contact parts and other parts are moped and dried.
g) Taking out the plug top then cuts off the connection from the socket.
h) A sticker starting “MACHINE READY FOR USE” is put on the machine to render it ready for use.
A logbook is kept for each machine of aeration in the following format: LOG BOOK OF MACHINE/EQUIPMENT
TITLE: SOP FOR CLEANING AND OPERATION OF