Microsoft Word - SOP - Hands-On Sessions

P-015

Maintenance Procedure Non-Standard Oil Draining

Page 10 of 20

2.c. Oil draining Configuration “C”

STEP/ACTION

COMMENT

2. Verify the isolation of other forms of energy to the valves being worked on.

See the associated standard operating procedure or Lockout / Tagout Program for details. Refer to the PPE Assessment for Mechanical Repair for a list of appropriate PPE.

3. Don Personal Protective Equipment.

4. Confirm equipment power source is off, locked and tagged. 5. Confirm valve “A” is closed. 6. Carefully remove the plug from valve “A”. 7. Place the oil recovery container below the outlet of valve “A”. 8. Slowly throttle valve “A” open.

NOTE: The use of any device which bypasses the automatic closing feature of valve “A” is a violation of company policy and grounds for dismissal. CAUTION: Opening valve “A” too fast or too far can cause splatter of ammonia and oil mixture from oil recovery container. Note when the flow of oil stops then continue.

9. When finished draining oil, close valve “A”. 10. Remove the oil recovery container.

Oil containing Ammonia, drained from an Ammonia Refrigeration System may be considered hazardous. The disposal of refrigeration oil is strictly regulated.

Revision 1, November 1, 2023

This Copy Printed: November 1, 2023

MP-015 Non-Standard Oil Draining.doc Last Reviewed: October 30, 2023