The concerned user department personnel shall initiate AHU ON/OFF request form as per Annexure-I for AHU ON/OFF operation.
The concerned user department personnel shall ensure the AHU ON 30 minutes of starting of activity as per the SOP Operation of Air Handling Unit.
In the AHU ON/OFF request form, the concerned user department shall specify issued by, equipment ID/ Area name, location for AHU ON/OFF activities and AHU ON/OFF date and time In case of prior intimation as per Annexure-I.
In the AHU ON/OFF request form the concerned user department shall specify AHU ON/OFF.
Concerned User department personnel shall mention reason for AHU ON/OFF and with the initiator name, sign, date, and time in the initiated by column and then forward the request to the concerned engineering technical assistant /executive.
The technical assistant / executive who receives the AHU ON/OFF request form shall mention his name with sign, date, and time in the received by column.
The engineering technical assistant shall perform the AHU ON/OFF operation as per the SOP Operation of Air Handling Unit and shall mention his name with sign, date and time in the AHU Switched ON/OFF by column.
After completion of the AHU ON/OFF operation, the original copy of AHU ON/OFF request form shall be filed by engineering department and duplicate copy shall be filed by concerned user department.
This SOP is applicable for the areas which are related to process manufacturing areas.
QC personnel shall inform to Engineering Department through this form whenever the settle plate exposure is planned in the area and whenever sampling activity is planned.
However, the areas like corridors, change rooms, material hold rooms, raw material storage areas, packing material storage areas, secondary packing areas, media preparation room, incubation room, control sample room, analytical assurance, instrumentation lab shall be in continuous operation.
