Step1: Turn off and depressurize equipment, disconnect power supply, ensure all surfaces are clean and dry.
Step2: Remove old o-ring using proper tool to avoid groove damage or scoring.
Step3: Clean groove thoroughly remove debris grease and residue before installation.
Step4: Lightly lubricate new o-ring with proper lubricant to ease sealing.
Step5: Stretch and seat evenly into groove without twisting or pinching edges.
Step6: Reassemble components and test for leaks under low pressure before full operation.