Specifications include, but are not limited to: ROOFTOP HVAC UNITS: 1. Inspect units for proper refrigerant levels. Add additional refrigerant if required. 2. Inspect, clean coils, and cabinets. 3. Inspect fans on bases for restricted drain openings. Remove any obstructions as necessary. 4. Inspect compressor and associated tubing for damages. Replace as needed. 5. Inspect fans motors and fan blades for wear and damage. Replace as needed. 6. Inspect control box associated controls, accessories, wiring, and connections for wear. Repair as necessary. 7. Inspect blower assembly. 8. Inspect combustion blower housing. Clean as necessary ; HOT WATER HEATERS AND HOT WATER STORAGE TANKS 1. Inspect pressure relief valve. Replace if necessary. 2. Inspect temperature. Set to manufactures specifications. 3. Drain, flush tank, and clean. Check all valves and refill tank. 4. Check all valves, plumbing piping, and water supply for any damages. Repair as necessary. 5. Inspect all electrical connections. Replace or repair as needed. ; HIGH LOW WATER MANIFOLD SYSTEMS AND MIXING VALVES: 1. Inspect all plumbing and fixtures for leaks and proper flow. 2. Inspect temperatures. Set to manufactures specifications. 3. Inspect controls knobs or levers working properly. ; VENT FANS: 1. Visual inspection. Operating and safety system in place. 2. Inspect all bolts and hold downs for damages or wear. Replace or adjust. 3. Inspect dampers for proper closure. 4. Inspect actuators and linkage. Clean and adjust. 5. Lubricate actuators and linkage controls.