Information
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Audit Title
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Client / Site
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Conducted on
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Prepared by
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Personnel
Begin Audit
Sign In Sheets
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Inspector Name
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Supervisor, Leads, Operators, Safety Coordinator Names In Attendance On Audit
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Signature
Signature
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Supervisor, Leads, Operators, Safety Coordinator Names In Attendance On Audit
Roof
Roof
Valve Stations
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Gauges in place and working properly
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Paint is in good condition.
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Defrost pressure between 65-70 PSI
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Valve stems clean and lubricated
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Valve stems exercised regularly
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Pipe plugs in place
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No evidence of leaks
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Electrical boxes and conduit in good condition
Pipe and Insulation Condition
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Crossovers in place and in good condition
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Piping in good condition
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Proper pipe labels being used and in place
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Insulation in good condition.
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Pipe labels in good condition
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Pipe saddles in place at pipe stands
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Pipe stands in place and properly supporting pipes
Safety Relief Vent Line
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Vent line exhaust 7.25 feet above working surface and 20 feet from any opening to the building.
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Vent line sensor installed.
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Rain cover in place on relief line to prevent contamination
Condenser
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Fans in good condition
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Fan belts in good condition
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Fan blades in good condition
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Bearings in good condition
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Piping in good condition
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Paint on piping in good condition
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Tubes in good condition - check for corrosion and scaling
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Nozzles have good water pressure and coverage over tubes, none plugged.
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Drift eliminators, sun blockers and fill media in place, clean, and in good condition
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Water sump clean and free of debris
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Water pumps running properly with no leaks
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Structural steel in good condition
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Electrical conduit and junction boxes in good condition
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Water treatment is effective.
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Valves in good working condition
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Valves, Drift Eliminators and nozzles easily accessible
DHU
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Does this facility have a Dehumidification Unit
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Filters in place and not clogged
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Sensors in place and working properly
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Valves in good working condition
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Belts in good working order
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Desiccant wheel in good working condition
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Equipment operating properly
Machine Room
Machine Room
Condenser Pumps and Water Treatment
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Condenser pumps working properly with no leaks
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Condenser water is tested and results recorded daily.
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Condenser Water Usage is Tracked
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Condenser side stream filter is working properly.
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Condenser water treatment chemical feed equipment is working properly.
Glycol Loop
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Heat exchanger working properly
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Relief valves in place and in compliance
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Glycol pump working and in good condition
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Glycol temperature between 40-50 degrees
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Glycol flow is appropriate
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Glycol liquid level is appropriate
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Glycol valves in good condition
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Glycol temperature probes working properly
Cross Connection Regulator
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Cross connection regulator set properly and working
Compressors - Screw
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Name plate legible
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Relief valves in place and in compliance
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Gauges in place and in good working condition
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Economizer working properly
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Set points set up properly
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Guards in place
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Filter pressure within acceptable limits
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Operating limits are good
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Anchors and grouting in good condition
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Safety switches in place and working properly
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Oil quality and changing is based on oil sampling analysis
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Sensors reading accurately
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Equipment is clean
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Paint is in good condition
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No oil leaks are evident
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Valves are in good shape and working properly
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Equipment is operating properly
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Starters are in good condition and working properly
Compressor - Reciprocating
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Does system have Reciprocating Compressors?
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Name plate legible
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Relief valves in place and in compliance
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Gauges in place and in good working condition
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Set points set up properly
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Guards in place
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Filter pressure within acceptable limits
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Operating limits are good
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Anchors and grouting in good condition
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Safety switches in place and working properly
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Oil quality and changing is based on oil sampling analysis
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Sensors reading accurately
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Equipment is clean
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Equipment is operating properly
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No oil leaks are evident
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Valves are in good shape and working properly
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Starters are in good condition and working properly
Vessels
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Name plate / ASME stamp legible
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Level controls working properly
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Bulls eyes in good condition
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Oil pots in good condition
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Insulation in place and in good condition
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Feed valves working properly
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All Safety float cut outs working properly
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Relief valves in place and in compliance
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Vessel is in good condition
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Piping in good condition
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Equipment is clean
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Valves in good working condition
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Electrical conduit and junction boxes are in good condition
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Equipment is operating properly
Ammonia Pumps
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Pumps operating properly.
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Gauges in place and working properly
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Equipment operation good
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Does the system have Cornell pumps?
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Oil cutout switch working properly
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Rotary guard working properly
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Shaft seal in good condition - no seal leaked
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Guards in place
Oil Recovery System
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Oil recovery system in good condition and working properly
Floors, Walls and Room Cleanliness, and Door Signage.
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Is the machine room restricted to authorized personal only?
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Is There Proper Warning Signs on the Door?
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No unauthorized storage in a machine room. Only refrigeration equipment and parts allowed
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Floors in good condition
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Walls are in good condition
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Is the machine room including tools and benches clean?
Electrical / Panels
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Electrical panels are in good condition and doors closed
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No open holes are in panel, especially the top
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If filters are in panel filter is clean and fits opening properly
Pipes and Insulation
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Pipe hangers are adequate and adjusted properly.
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Pipes are in good condition and painted
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Insulation is in good condition and pipe saddles in place
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Pipe and equipment labels are in place and meet IIAR standards
High Pressure Reciever
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Ammonia level within acceptable range
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High pressure receiver is in good condition
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Safety Relief valves in place and in compliance
Ammonia Dispersion Tank
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Dispersion tank is in good condition with no leaks
Transfer Hose
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Transfer hose is suitable for ammonia and certification date has not expired
HVAC
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Does the main refrigeration system provide cooling to the HVAC system?
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Heat exchanger working properly
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Relief valves in place and in compliance
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Pump in good working order
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Temperature set properly
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Glycol flow is acceptable
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Valves in good working order
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Temperature probes working properly
Purger
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Equipment clean and bubbler easy to see through
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Insulation in place and in good condition
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Purger operation working properly. No leaks.
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Purger cycle counts recorded
Exhaust System
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Exhaust system operates when ammonia is detected
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Exhaust system meets IIAR2-2008 standards
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Fan belts in good condition
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Fan blades in good condition
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Intake dampers working properly
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Exhaust fans can be started manually from outside the engine room
Evaporators
Evaporators
Freezer Evaporators / Penthouses
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Unit defrosting properly
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Temperature set points set properly
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Penthouse doors closing and sealing properly
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Electrical conduit and junction boxes in good condition
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Fans in good condition and working properly
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No excessive ice buildup
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Coils clean
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Unit clean
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Heat trace in place and working
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Drains in good condition and clear
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Condensate drip pans in good condition
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Support hangers in place and properly adjusted
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Guards in place
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Equipment operation good
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Sensors in place and working properly
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Piping in good condition
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Insulation in place and in good condition
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Does the facility have an ice cream freezer system separate from the main refrigeration system
Ice Cream Freezer
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Temperature set points set properly
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Is discharge pressure in normal range
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I suction pressure in normal range?
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Is compressor motor amperage in normal range
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Is evaporator super heat adjusted properly?
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Does the system have a glycol cooled condenser?
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Is the glycol in and out temperatures adjusted properly?
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Unit defrosting properly
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Electrical conduit and junction boxes in good condition
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Fans in good condition and working properly
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No excessive ice buildup
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Unit clean
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Heat trace in place and working
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Drains in good condition and clear
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Condensate drip pans in good condition
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Support hangers in place and properly adjusted
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Guards in place
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Equipment operation good
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Sensors in place and working properly
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Piping in good condition
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Insulation in place and in good condition
Cooler Evaporators / Penthouses
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Unit defrosting properly
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Temperature set points set properly
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Doors closing and sealing properly
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Electrical conduit and junction boxes in good condition
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Fans in good condition and working properly
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No excessive ice buildup
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Coils clean
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Unit clean
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Heat trace in place and working
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Drains in good condition and clear
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Condensate drip pans in good condition
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Support hangers in place and properly adjusted
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Guards in place
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Equipment operation good
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Sensors in place and working properly
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Piping in good condition
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Insulation in place and in good condition
Dock Evaporators / Penthouses
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Unit defrosting properly
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Temperature set points set properly
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Doors closing and sealing properly
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Electrical conduit and junction boxes in good condition
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Fans in good condition and working properly
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No excessive ice buildup
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Coils clean
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Unit clean
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Heat trace in place and working
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Drains in good condition and clear
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Condensate drip pans in good condition
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Support hangers in place and properly adjusted
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Guards in place
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Equipment operation good
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Sensors in place and working properly
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Piping in good condition
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Insulation in place and in good condition
Controls / Electrical
Controls / Electrical
Cleanliness of Control Cabinets
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HOA Switches set properly
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Cabinets in good condition and clean inside and out
Electrical Panels
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Panel in good condition and sealing properly
Temperature and Pressure Sensors
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Sensors set up and working properly
Ammonia Detectors and Operation
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Ammonia detectors in proper locations and working
Defrost Schedule and Times
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Defrost schedules and timing set up and working properly
Labeling
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Labeling of piping, equipment and door signs meets IIAR standards
E-Stops
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E-Stops work properly and are tested per Maximo work orders
Alarm Settings
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Alarm settings are set properly and active
Paperwork / Safety Equipment
Paperwork / Safety Equipment
Oil Log
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Oil logs are used for both adding oil and removing oil from system
Daily Logs
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Building walk throughs are completed twice per day six days per week.
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Hand written logs are available and used between shifts
Alarms Audible and Visual
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Alarms are both audible and visual at each Machine Room entrance door.