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ORIGINAL INSTRUCTIONS

31573808EN-02

Optigo PF27MC

Instruction manual

•  Product description

•  Product labels

•  Unpacking & lifting

•  Installation

•  Maintenance

•  Spare parts

Summary of Contents for ALFA ptigo PF27MC

Page 1: ...ORIGINAL INSTRUCTIONS 31573808EN 02 Optigo PF27MC Instruction manual Product description Product labels Unpacking lifting Installation Maintenance Spare parts ...

Page 2: ...d configuration 6 2 3 Options 6 2 4 Code description 6 3 Product labels 7 4 Transport and storage 8 5 Unpacking and lifting 9 6 Installation 11 6 1 Mounting dimensions 11 6 2 Mounting bracket 12 6 3 Technical spaces 12 6 4 Refrigerant connections 13 6 5 Cooler capacity check 14 6 6 Drain line 14 6 7 Electrical connections 15 6 8 Power failure 15 6 9 Fan motors connections 16 6 10 Defrost 16 7 Main...

Page 3: ...find product information Detailed technical data for individual product models are available in order related documents on the product label and in product data sheets Comprehensive technical information for all Alfa LU VE air heat exchanger products is available on line on alfa luvegroup com This includes Product manuals Instruction manuals Product leaflets brochures Product data sheets selection...

Page 4: ...y responsibility with regard to hygienic conditions lies with the end user 1 6 Use of flammable gas The product must be stored and installed in rooms where the use of open flames or other ignition sources is forbidden During transport handling installation the product and in particular the pipes must be protected to avoid physical damage which may cause it breakage In the event of suspicious damag...

Page 5: ...e must be reported on the delivery note with a description of the damage Damaged heat exchangers including when the damage is not externally visible are to be reported to the shipping agent and Alfa LU VE within 24 hours 1 8 Return of unused heat exchangers Air heat exchangers that have been delivered in accordance with orders are in principle not returnable Heat exchangers can only be returned un...

Page 6: ...e with 1 to 4 fans fitted with high efficiency single speed Ø 275 mm EC fan motors drawing through the coil Power supply 230 50 1 Fan motors are wired to a central connection box Durable galvanized steel casing powder coated RAL 9003 Dismountable and openable casing for cleaning and inspecting purposes Each heat exchanger is leak tested with dry air and finally supplied with a dry air pre charge D...

Page 7: ...s 40 C 55 C Max Pres 2 4 MPa VENTILATION Nr Motors 2 PowerS 230 V 50 Hz 180 W 0 8 A N N MADE IN POLAND DEFROSTING E X A M P L E E X A M P L E 2 Product label This label is positioned inside the casing Model Refer to paragraph 2 4 Code description Product code Product Serial nr Communicate these when ordering spare parts as they identify the unit PED Category According to PED Fluid Refrigerant Volu...

Page 8: ...may cause damage to the product If required consult Alfa LU VE and disassemble during transport any parts that are likely to be set into vibration Air heat exchangers must be adequately fixed on the transport vehicle If temporary storage of the heat exchanger is required the following points should be observed Store the heat exchanger in its packing in a dry place with sufficient protection agains...

Page 9: ... from the original support pallet now on top and remove it The cooler is now in mounting position PF27MC models are delivered on a wooden pallet covered with a reinforced cardboard box Handling and positioning can take place manually smaller models or with use of a forklift 5 Unpacking and lifting In order to avoid damage to the air cooler or falling of the unit ensure that the lifting forks cover...

Page 10: ...ing secured the cooler the forks may be lowered and the remaining packaging materials can be removed Ensure that the cooler is not lifted directly onto the drip tray or the finned coil Utilizing the proper wooden transport beams and or pallets prevents the cooler bending at the extremes such that the cooling circuit or other components are damaged All lifting procedures must be carefully carried o...

Page 11: ...nstall in a location too close to heat sources that may increase the vibration of the unit that cannot support the weight of the unit subject to risk of exposure to combustible gas exposed to oils and vapours with unusual environmental conditions Choose a location where the noise and exhaust air are within the limits permitted by applicable standards and regulations protected from headwinds with t...

Page 12: ...restrictions Recirculation of air is to be avoided The heat exchangers should not be connected to ducting on either the air inlet side or discharge side unless the heat exchanger has been specifically designed for such an application It is important to remember that the total amount of heat to be dissipated depends on receiving the full design air volume at the design entry air temperature which a...

Page 13: ...to the pipework All pipework should be adequately attached to the walls ceilings of the cold room and not only to the cooler itself Pipework must be adequately supported to prevent vibration or external load on the cooler headers etc Components that may cause gas leaks for example pressure points must not be installed inside the product All refrigeration connections must be made by brazing Do not ...

Page 14: ...itted must be correctly sized for the installation conditions and adjusted for correct system operation Connect the drain tubing F to the drain connection G All pipework should be adequately attached to the walls ceilings of the cold room and not only to the cooler itself 6 6 Drain line Check all drain lines and driptray to ensure that no improper material such as e g packaging material blocks the...

Page 15: ...by the manufacturer The following data determine which connection diagram is to be selected and respected for electrical installation Heat exchanger model indication Fan motor type Electrical options When in doubt always contact your local supplier or Alfa LU VE representative for assistance Ensure complete electrical isolation before performing any wiring In accordance with the current legislatio...

Page 16: ...tral wire it must be connected if indicated in the electrical scheme It must not be connected if it is not shown in the electrical scheme Coolers without defrosting facilities may not be used in room temperatures below 2 C If the cooler is working on a time termination cycle it is suggested that an initial defrost period be set at 35 to 45 minutes in combination with the number of defrost periods ...

Page 17: ...ectrical isolation before performing any wiring n of fans Electric defrost in coil and driptray heater E E E HD n W x1 W tot W tot 1 4 250 1000 1200 2 4 450 1800 2150 3 4 650 2600 3080 4 4 800 3200 3850 available only for 7 mm fin spacing units n of fans Driptray heater HD n W 1 1 200 2 1 350 3 1 480 4 1 650 3 N 400V 50 60Hz E E E E E HD HD STANDARD N L3 L2 L1 PE L3 L2 L1 N N PE ...

Page 18: ...able Moisture can cause malfunctioning in the refrigeration operation A lesser known problem is that small amounts of moisture in the refrigeration system can after a time cause leakage through the formation of frost clumps These frost clumps are the result of moisture seeping from the refrigeration system during defrost as water seeps into the soldering seams and then freezes resulting in a volum...

Page 19: ...e heaters are at ambient temperature 1 2 HD E 4 3 1 2 5 U 6 E U V To remove electric defrost elements E open the driptray and side covers on both sides Disconnect heater element from connection box On the opposite cooler side remove fixing clip U and extract element from coil 3 3 7 8 10 10 9 U U 3 12 12 11 new new Mount new element in reverse order and reassamble the fixing clip in the correct pos...

Page 20: ...elements replacement Before handling heater elements always disconnect power supply ensure heaters are at ambient temperature To remove driptray heater elements HD open the driptray Z HD 1 2 HD E Disconnect heater element and remove element from bottom plate while gently bending the fixing clips Z Mount new element in reverse order Close driptray and restore electrical connections ...

Page 21: ...lso be checked for any erosion or corrosion and remedial action taken as necessary All dirt and other contamination should be removed to avoid imbalanced running of the fan and motor bearing overheating The security of the fan fastenings and the integrity of the components should be checked integrally as part of the routine maintenance operation Particular attention should be paid to the fastening...

Page 22: ...hot Use reliable protection Working fluids Working fluids might be toxic and or flammable These substances may only be handled by qualified staff while taking all necessary precautions and following any applicable regulations Fan vibrations Continuous fan vibrations can cause material failure and hence a risk of injury or damage due to loose parts Therefore vibrations must be reduced to a minimum ...

Page 23: ...s the right to change specifications without prior notification Spare parts Optigo PF27MC 1 Electric defrost E only for 7 mm fin spacing 2 Fan motor 3 Impeller 4 Fan grid 5 Driptray heater HD 6 Driptray Contact your local Alfa LU VE representative for spare parts order and assistance 10 Spare parts ...

Page 24: ...alfa luvegroup com ...

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