Title Page
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Summer PPM Checks - ALDI Stores - Arcus
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Store number
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Store name
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Conducted on
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Prepared by
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Location
Compressor Checks
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Check the tightness of the Rota lock service valve connection on the compressor body
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Check the crankcase heater is operational when the compressor is not running
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Oil system checks
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Check the compressor and reservoir oil levels are sufficient.
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Check all oil management device functionality
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Take an oil sample (one shot test) and send for analysis
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Image of oil sample
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Using a differential or calibrated gauge, check the pressure differential between the suction and reservoir. For coalescent separators, check pressure drop across internal filter
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Supply details of any faults/defects found
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Supply images of faults/defects identified
System & Pack Control Switches, controllers, controlls
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Check & test all pressure switches (high pressure, low pressure & oil differential)
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Trip the main plant hp switch circuit and record pressure plant tripped
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Using a calibrated gauge, check suction and pressure transducers are reading correctly, calibrate as required. Record current offset and alterations if required
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Filters & driers checks
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Check for pressure drops across filter
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Supply details of any faults/defects found
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Supply images of any faults/defects identified
Pressure Vessel/Reciever checks
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Visually inspect pressure vessel/Reciever
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Ensure there are no signs of corrosion
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Supply details of any faults/defects found
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Supply images of any faults/defects identified
PRV checks
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Check PRV's are in date
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List expiry dates for all PRVs
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Supply images of PRV's
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Are PRV's on dual port manifold
Pipe work and inline components
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Check for visual damage, evidence of oil seepage
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Check pipe insulation is fitted and confirm condition
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Check all flexible lines & capillaries for evidence of oil seepage
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Electrical Panels and Switch gear, control panels
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Check the condition and functionality of all external illuminated indicators
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Check all internal cable management including conduit, trunking and tray work
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Check all bonding straps to all doors
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Electrical panels and switch gear, control panels
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Check that electrical panel door isolator / interlock is functional
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Check panel keys are present
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Are electrical wiring diagrams present
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Ensure panel fans are operational and clean internal panel filter
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Check for signs of overheating or arcing on all internal panel components
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Condenser checks
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Check the condition of the condenser fins for signs of corrosion (inclusive of support structures)
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Remove all loose debris
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Is a deep clean with pressure washer required to clean condensers?
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If deep clean required please provide pre clean images
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Prior to deep clean provide anemometer reading from face of coil
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Apply appropriate chemical cleaner & flush with water
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Ensure all condenser control circuits and contactors are functioning and fans are freely spinning including directional/rotation checks.
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Visually inspect to ensure all condenser fan fixings are in place and secure
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If using EC fan motors, ensure the fan speed is varying as required
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Where multiple non EC fan motors are being used, ensure the motors are staging as required
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Please provide images of condenser coil post clean
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Please provide anemometer reading post clean from face of coil
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Please grade condenser coil condition after works completed
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Display Cases, defrost heaters
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Where fitted and if accessible check the operation of the defrost heaters
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Check the control set points please refer to up to date compendium
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Check all joints between cabinets where multiplexed check all end walls are sealed to the cabinet
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Check all condensate drain components for leaks or blockages inside and underneath the cabinets
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Ensure that all fixtures are visible on the store remote network
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Ensure all earth bonding and straps are in place and secure.
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Condition of electrical control box and components, including all cable management, conduit, trunking and tray work.
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Check all doors functioning correctly, seals intact and self closing mechanisms functioning
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Night blind functionality
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Fixture lights functional
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Cold store
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Where fitted, check the operation of the defrost heaters
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Trace/drain line heaters, where fitted, check operation
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Check the control set points match up to date compendium
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Ensure that fixture alarms are visible and available on the stores remote networks
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Check the condition of the electrical control box, components, cable management, trunking, tray work & conduit
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Check doors and curtain condition and functionality
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Check walls and ceiling panels and floors for any signs of wear or damage
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Check the evaporator fins for any signs of damage/debris, ensure inspection end plates are fitted
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Check evaporator fans are functioning check correct rotation
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Ensure that all entrapment alarms are functional.
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Temperature alarm panels
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Check temp alarm panels can see all connected fixtures
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Store heating (freeheat packs)
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Indoor unit air filter, check & clean
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Check the condensate away system for blockage or dirt
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Indoor unit - heat exchanger and refrigeration connections, check for contamination. Clean as necessary
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Controllers - check operation
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Indoor unit fan & motor. Running noise, check for abnormal noise. Clean fan
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Electrical - check tightness of terminals, tighten as necessary. Check correct operation of all switches and interlocks
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Supply details of any faults/defects found
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Supply images of faults/defects identified
Additional information
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Please list any additional information supporting these PPM checks, any restrictions preventing a full completion & any H&S issues requiring urgent attention
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Are remedial works required
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Please list remedial work order numbers
Sign off
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Managers full name
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Managers signature
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Date