OPERATION OF GLOBAL EXHAUST SYSTEM

• PROCEDURE:

•  Precautions:
• Check the service door  it should be in closed condition before starting the exhaust unit.
• Check the damper position as per standard marking, if not in proper position adjust it.
• If global exhaust unit is connected with AHU’s, first switch on the AHU and Global Exhaust unit.
• Switch on the High pressure area AHU’s first followed by the low pressure areas in case of power resume after power failure as per below mentioned.
•  Starting:
• Start Exhaust unit Blower Motor by pressing the start push button.
• Observe for any abnormal sound or vibrations.
• If Global exhaust unit runs continuously, put ‘RC’ in ON time column of log sheet.
• Stopping:
• Stop the Global exhaust unit Blower Motor by pressing stop push button.
• Record the activity in Annexure-I.  
• If Global exhaust unit runs continuously, put ‘RC’ in OFF time column of log sheet.
• Frequency of Global exhaust unit Operation:
• Whenever the area is in operation.
• Whenever performed preventive maintenance activity and filter cleaning activity the same shall be recorded in the remarks column of Annexure-I.
• Record the activity in Annexure-I.
• REFERENCES:
•  Not Applicable
•  ANNEXURES: 

• ENCLOSURES:
•   SOP Training Record.
•   DISTRIBUTION:
• Controlled Copy No. 01  :          Head Quality Assurance
• Controlled Copy No. 02  :          Head Engineering
• Master Copy                    :          Quality Assurance Department
• ABBREVIATIONS:

• REVISION HISTORY:             
• CHANGE HISTORY LOG

Annexure-I
GLOBAL EXHAUST UNIT LOG SHEET