OandM Sprinkler.PDF

This is an Operations and Maintenance Manual for air compressors and dry valves used in fire protection systems, including instructions for the DIA ATCT FireLock NXT Dry Valve Series 768. The manual, prepared by Western States Fire Protection Co. in December 2010, provides detailed maintenance, installation, and testing procedures for base-mounted lubricated compressors and associated equipment.

The manual contains comprehensive technical specifications for proper compressor operation, including air pressure requirements (13 psi/90kPa minimum), wiring requirements for different models, and maintenance schedules (weekly, monthly, quarterly). It includes detailed diagrams and step-by-step instructions for installation, troubleshooting, and component replacement. The document emphasizes safety requirements, including warnings about breathing air quality, electrical hazards, and proper pressure testing procedures. Specific sections cover required tests, internal inspections, and maintenance procedures for components like the diaphragm assembly, clapper seal, and strainer screen. The manual includes multiple detailed technical drawings and photos to illustrate proper installation and maintenance procedures.