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7nv?Lineage- Stockton Maintenance Procedures Valve Packing Seal Replacement Objective: This maintenance procedure guides the proper steps for Rotating the Ammonia Pumps. This procedure provides to the process operator,information steps to safely rotate the ammonia pumps as Purpose: required by the preventive maintenance. Careful attention to valve positions is important for safe operation of the ammonia pumps. Among the incidents that we are trying to prevent are: Concerns: • Injury tooperator(s). • Damage to the Pumps and other equipment. • Over pressurization of the refrigeration system resulting in a release through pressure relief valves or failure or rupture of lines,tubes,or other equipment and a subsequent release Location of Equipment: Machinery Room. Both on-the-job and formal training are required to perform this procedure. Operator/Technician • Operator I,or equivalent knowledge determined by the Facility Maintenance Manager(FMM)and Training Requirements: Engineering Department • Applicable Safe Work Practices,such as Line Break Procedure/Permit,Lockout/Tag-out(LOTO)Program • Emergency shutdown Procedures PPE required will be determined by performing a Job Safety Analysis(ISA). Specific Form(LSF.08)can be found within the EHS Safety Programs. Personal Protective Equipment(PPE): List site specific PPE. (i.e.Eye protection,Respirator,Personal Ammonia Detector Meter,hearing protection,gloves,long pants and steel toe shoes or boots). Eye Shower/Eyewash Inside the Engine room,outside the south east exit door,maintenance shop,and condenser area. Station Location: If equipment is locked out DO NOT REMOVE LOCK,see your supervisor Special Cautions and Ammonia Line Break Procedures and Lockout/Tag-out Program Policy and Procedures must be strictly followed. Procedures: Ammonia Line Break Procedure and Lockout and Tagout Polity and Procedures can be found within the Safe Work Practices located in the Operating Procedures(Volume 4)or EHS Safety Programs. Ammonia inventory and quality control procedures are contained in a separate operating procedure. Inventory and Quality Control Measures: Refer to ammonia delivery operations procedures and checklist,located with the Operating Procedures(Volume 3),section 03. Safety and Health Ammonia First Aid is included in the SAFETY DATA SHEET(SDS) Considerations: Please review anhydrous AMMONIA SDS before commencing any of these procedures Emergency Procedures Follow Facility Emergency Response Plan(ERP)Emergency Action Plan(EAP). and Evacuation: Only properly trained refrigeration operators are required to perform this procedure. Document#: Valve Packing Seal Replacement Procedure Page 1 of 4 Revision#: 1.0. Revision date: 04/26/2021