- OBJECTIVE:
To lay down operating procedure of Air compressor and Air dryer.
- SCOPE:
This SOP is applicable for operating procedure of Air compressor and Air dryer at {Company Name} {Company Location}.
- RESPONSIBILITY:
- Technical Assistant – Engineering is responsible for operating the equipment as per the SOP.
- HOD/Executive – Engineering is ensure the compliance as per SOP.
- ACCOUNTABILITY:
Engineering Head
Head Quality Assurance
- PROCEDURE:
- Procedure for operating procedure of Air compressor and Air dryer:
- Check the water level in the cooling tower (It should be half of the level).
- Switch “ON” the cooling tower water pump and cooling tower ID fan.
- Check the water pump and ensure inlet pressure should be 2.5 – 3.5 kg/cm².
- Check the oil level in compressor and ensure that 3/4th level of the sight glass.
- Check and ensure the drier inlet valve and compressor discharge valve is open.
- Switch ‘ON’ the control supply of compressor and the message will be display in the MMI Screen as ALL CONDITIONS ARE OK.
- Switch ‘ON’ the air dryer by putting MCB in “ON” position.
- Then start the compressor by pressing the ‘ON’ push button.
- Verification parametersCompressor Oil pressure NLT 0.8 Bar.
- Air compressor element 2 outlet temperature NMT 200°C
- Air compressor Discharge air pressure should be NMT 10 Bar.
- Set the loading and unloading pressure between 7 to 10 Bar.
- Ensure dew point of compressed air in air dryer ≤ -40°C.
- Safety PrecautionDon’t do any maintenance when the compressor is in running condition.
- Stopping Procedure.
- Stop the compressor by pressing the OFF-push button.
- In any emergency cases press emergency button for stopping air compressor
- Switch OFF the air dryer.Stop the cool water pump and cooling tower fan.
- Every two hours, record the parameters as per Annexure-I.
- REFERENCES:
Not Applicable
- ANNEXURES:
| ANNEXURE No. | TITLE OF ANNEXURE |
| Annexure-I | Air Compressor Log Sheet. |
ENCLOSURES: SOP Training Record.
- DISTRIBUTION:
- Controlled Copy No. 01 Head Quality Assurance
- Controlled Copy No. 02 Head-Engineering
- Master Copy Quality Assurance Department
- ABBREVIATIONS:
Kg/cm² : Kilogram / Square centimeter
MMI : Man Machine Interface
NMT : Not More Than
NLT : Not Less Than
°C : Degree Centigrade
- REVISION HISTORY:
CHANGE HISTORY LOG
| Revision No. | Details of Changes | Reason for Change | Effective Date |
| 00 | New SOP | Not Applicable | To be written manual |
ANNEXURE-I
AIR COMPRESSOR LOG SHEET
