SOP for Air Dryers

1.0 OBJECTIVE

To lay down the procedure for operation of air dryers.

2.0 SCOPE

This SOP shall be applicable for air dryers in utility block.

3.0 RESPONSIBILITY

Operator/Officer

4.0 ACCOUNTABILITY

Head of Department

5.0 PROCEDURE

5.1 For Starting Air Dryers

5.1.1 Ensure that the air compressor of the respective air dryer is “ON”.
5.1.2 Open the inlet and outlet ball valves of the air dryer. After getting 4 kg/ cm² pressure on the air compressor.
5.1.3 Check the air pressure.
5.1.4 Ensure the exhaust of air from auto drain for every 2 to 3 minutes from alternate cylinders.
5.1.5 The silica gel color will change to blue as the air passes through the dryer.
Related: SOP for Safe and Effective Operations of the Air Compressors

5.2 Maintenance of Boilers

5.2.1 Ensure respective air compressor is switched “OFF”.
5.2.2 Close inlet and outlet valves of the air dryer.

6.0 ABBREVIATION

6.1 SOP : Standard Operating Procedure

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