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SOP for Cleaning of Cooling Coil

Purpose: 
To provide a documented procedure for Cleaning of Cooling Coil.

Objective: 
Cleaning of Cooling Coil.

Scope: 
This SOP is applicable for Cleaning of Cooling Coil at XYZ Ltd.

Responsibility:
  • Primary: Technician Engineering
  • Secondary: Manager Engineering
Procedure:
  • Remove main supply fuse & affix label to “DO NOT START, MACHINE UNDER CLEANING”.
  • Switch ‘OFF’ Air Handling Unit fan & chilled water valves.
  • Remove filters from Air Handling Unit.
  • Spray descaling chemical by pump on fins of cooling coil on both sides.
  • Clean cooling coil fins by water jet at 30 Ib/in2 from both sides.
  • Check for satisfactory cleaning by looking through fins at light source at other side of coil.
Reference: 
Nil.

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