COIL , S, COOLERS AN 


the unit falling from the mounting location, which of corrosion. Deteriorated supports could result in cracks, missing or loose fasteners, and any signs inspect the unit housing and the hangers for supports should be inspected annually. Visually The condition of the air cooler’s housing and piping supports 6) Integrity of housing, unit supports, and


could result in an ammonia leak. Also inspect


piping, control valves, or hand valves. Improperly Typically, air coolers are not designed to support piping supports near the air coolers.


supported piping could overstress the coil


any signs of damage should be repaired or replaced Any unit and piping supports that show connections, resulting in a leak.


immediately.  


impacting an air cooler could cause mechanical barriers should be repaired or replaced. Traffic evidence of damage due to fork trucks. Damaged inspected annually. Visually check each barrier for truck traffic should have their protective barriers Air coolers that are operating in areas of high fork Protection against traffic hazards


Prevention measures include adding additional damage and ammonia leaks.


Example - Before


Improve Safety & Climate Conditions in Cold Stores


Ice, frost and fog in cold s After


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on floors, walls an • Reduce & prevent process freezers, this s


f h


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rom inside the cold store to create specially designed dehumidifier


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t ice, frost and fog build up system is proven to:


• Improve safety fo • Lower maintenance r • Reduce defrosts b


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by up to ⅓- case studies available nd ceilings


ce requirements and costs r staff, visitors & forklifts


The presence of and condition of fan guards should Missing fan guards


Contact the equipment manufacturer to obtain is guarded and what condition each guard is in. inspect each air cooler to make sure that each fan come into contact with moving fan blades. Visually guarding, people could be injured or product could the absence of proper


be inspected annually. In replacement fan guards.


protective barriers or units, and adding warning/ protection, training lift operators to not hit the


caution signs. 


overheating components. Any electrical issues, if connectors and use an infrared camera to look for wire insulation. Visually inspect the electrical marks, melting of wire insulation, or cracks in connectors or signs of overheating, such as black should be inspected annually. Look for loose Electrical components mounted to air coolers Electrical integrity


fire. Contact a company electrician or an electrical left uncorrected, could result in a


contractor to either repair or replace defective equipment.


ND CONDENSERS  Suitable for operating conditions


determine that the un Air coolers should be in


verify this is to check the un within the inten


This is especially true for air coolers con rupture due to embrittlemen temperature could result in Operating air coolers below the min temperatures and pressures. the minimum an


Air coolers with aluminum or stain from some carbon steels an


which could be possible durin could lead to over-pressurization Air coolers operatin temperatures. steel tubes typic


nd maximum design operating check the unit serial- plate for ded conditions. One way to the unit is still being operated ld be inspected annually to operating conditions


on steels and hot dip galvanized. y true for air coolers constructed embrittlement at low temperatures. uld result in material failures and olers below the minimum design nd pressures.


cally can operate safely at very low th aluminum or stainless-


perating above design temperature


possible during higher temperature er-pressurization and rupture,


and the minimum risk of an Owners can be assured of contin equipment operating outside of design. recommended design parameters, or replace design values and on Contact the equipmen cleaning processes.


inspections on a leak by performin


nd only operate equipment within quipment manufacturer to verify ses.


m risk of an accidental ammonia be assured of continued reliability ating outside of design. design parameters, or replace


ing these mechanical integrity air coolers in their facilities.


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