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INSTALLATION, USE AND MAINTENANCE

WATER COOLER WITH CONDENSATION EVAPORATIVE CEV +

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Summary of Contents for CEV+

Page 1: ...INSTALLATION USE AND MAINTENANCE WATER COOLER WITH CONDENSATION EVAPORATIVE CEV ...

Page 2: ...POSAL 8 2 INSTALLATION 9 2 1 1 INSTALLATION CONDITIONS 9 2 1 2 POSITIONING UNIT 9 3 AREAULICI CONNECTIONS 12 3 1 1 GUIDELINES AREAULICI 12 4 CONNECTIONS hydraulic 13 4 1 1 GENERALITY 13 4 1 2 POSITIONING AND PROCEDURES OF CONNECTIONS 14 4 1 3 HYDRAULIC SCHEME 15 4 1 4 AUTOMATIC WASHING FUNCTION AND QUALITY WATER 16 4 1 5 CONNECTING THE EXHAUST PIPE 17 4 1 6 FILLING THE SYSTEM 18 5 ELECTRICAL CONNE...

Page 3: ...ND AFTER THE FIRST TIME 27 6 1 4 OPERATION ELECTRONIC CONTROL UNIT 27 7 MAINTENANCE 33 7 1 1 PERIODIC MAINTENANCE 33 7 1 2 SHUTTING DOWN FOR LONG PERIODS 33 7 1 3 GENERAL CLEANING UNIT 34 8 ALARMS 35 8 1 1 GENERALITY 35 8 1 2 PROBLEMS WITHOUT ERROR INDICATION ON DISPLAY 35 8 1 3 PROBLEMS WITH ERROR INDICATION ON DISPLAY 36 9 NOTES AND INFORMATION SERVICE 38 NOTE 38 ...

Page 4: ...s received will be strictly scrutinized 1 1 2 SAFETY RULES Recall that the use of products that use electricity and water requires the observance of some fundamental safety rules And it is forbidden to touch the appliance with bare feet and with equal of wet or damp body The use by children or the lost it unable unassisted It is forbidden to introduce objects and substances through the intake gril...

Page 5: ... a dangerous situation Avoid installing the unit in wet rooms or in the presence of large amounts of heat On the electrical side to prevent any risk of electrocution it is essential to disconnect the main switch before making electrical connections and any maintenance operation In the case of all inside the unit water spills place the main switch of plant to Off turn off the taps dell water and co...

Page 6: ... with the antifreeze otherwise empty the system Make sure that the first operation is carried out by authorized personnel from company see form required initial startup 1 1 5 CONFORMITY The CE marking present on every machine attesting conformity with the following European standards Low Voltage Directive 2014 35 EC Electromagnetic Compatibility Directive 2014 30 EC 1 1 6 RANGE 1 2 CEV 010 M 1 Def...

Page 7: ... Flow internal accumulation exchanger and expansion vessel 14 Circulation pump 15Safety temperature sensor 16 Exhaust air 17 Intake air 18 Electrical panel 19 discharge water system pipe 20 water pressure gauge 21 summer winter selector 22 Display Controller 23 Main switch 24 plastic control support 25 ballasts and capacitors Inverter 26 Air vent 27Load Replenishing plant chilled water return pipe...

Page 8: ...or recycling through specialized companies to reduce their environmental impact so as to avoid damage to the casing and to the most sensitive internal components such as compressors heat exchangers etc Keep anyway the unit horizontally without tilting All indications about the necessary precautions in order not occur made damage to the unit and the indication of the weight of the same are shown on...

Page 9: ...d to the weight of the unit and does not cause vibrations In the environment chosen for the installation must be present connections of the air ducts electrical connections connection for the water discharge connection for water filling hydraulic connections 2 1 2 POSITIONING UNIT Floor mounting First check that the plane on which you will have to place the machine has the necessary characteristic...

Page 10: ...and the template Mounting supplied For the eventual hydraulic connection with attacks in part lower are available as two flexible pipe fittings X left side Y right side W rear side Wall mounting Wall mounting Installation of the bottom cover THE In the case of wall installation in the lower closure panel mounted To install the component remove the front inspection panel engage the rear part of the...

Page 11: ...e of the minimum outside temperatures reached recommended minimum 20 compared to the content total plant Alternatively the water must be removed from the machine and from all the pipes placed outside before each winter season The discharge water from the cooler can be made through the tap placed in the lower part of the inertial vase Adjusting legs and mounting unit For each type of installation i...

Page 12: ...and one with a radius of about 300 mm development maximum of the pipe It will be 8 3 3 1 8 2 9 m Aerodynamic links Inside the ejection pipe upper inlet on the machine can condense especially if the pipeline itself through relatively cool environments such as basements or underground garages For this reason it is necessary that such a pipe is in constant although slight slope towards the chillerto ...

Page 13: ...ls such as sand stones flakes rust welding spatter slag etc Otherwise carry out a washing of the hydraulic circuit by passing the unit Attention connecting the exhaust pipe of the unit which must provide for an adequate siphon Avoid absolutely cavitation of the pump and the consequent presence of air in the hydraulic circuit Physical and chemical properties of plant chilled water not compatible ch...

Page 14: ...e foam or similar materials of a thickness of at least 13 mm Also the shut off valves curves and various fittings must be adequately insulated To avoid air pockets inside the circuit strongly we recommend that you put automatic or manual venting devices at all points Highest pipelines siphons etc where the air can accumulate Always check the temperature difference between flow and return lines whi...

Page 15: ...tions 4 1 3 HYDRAULIC SCHEME 1 Pressure gauge system 2 The flexible connection 3 Shut off valve 4 Mesh filter 5 Flow 6 Plate heat exchanger 7 Chilled water system pump 8 Safety valve 3 bar 9 Air vent 10 Expansion tank 11 Temperature probe 12 Load refrig plant Replenishing water 13 Tap exhaust system refrig water 14 Differential pressure switch 15 accumulation of water chilled Vase 16 alimentaz imp...

Page 16: ...ect the water replenishing reference values with the appropriate test kit If the total hardness is less than 20 F water and reference values are within the limits stated Setting up through the installer menu to the hardness value of the parameter PC76 controller PC76 Hardness in French degrees From minimum 4 F to 20 F max A value that will adjust the frequency of washes during the operation of the...

Page 17: ...flow of water in the case that the connection of external exhaust is lower than the level of the basin which is located approximately at half height relative to the apparatus The diameter of the discharge fitting by pr edisporre mm is equal to 22 In the case of discharge into the sewage system it is recommended to provide a siphon to prevent the return of unpleasant odors into the room The siphon ...

Page 18: ...g pressure must not exceed 1 5 BAR pump is switched off In any case to check for any leaks in the system at the time testing is recommended to raise the test pressure to be downloaded later to reach the operating pressure Once you terminated the electrical connections and activated the circulation pump check they are not yet present residual air If this were to happen you have to stop several time...

Page 19: ...inable load The related data are indicated on the wiring diagram and on the unit nameplate It is forbidden to enter the electrical wiring in the unit except where specified in this booklet Use cables and electrical conductors of appropriate sections and comply with current regulations of the various countries Avoid absolutely to pass the electric cables in direct contact with pipes or components w...

Page 20: ...Page 20 INSTALLATION USE AND MAINTENANCE 5 1 3 WIRING UNIT MODELS 007 010 PHASE TERMINAL ...

Page 21: ...Page 21 INSTALLATION USE AND MAINTENANCE MODELS 010 015 PHASE TERMINAL ...

Page 22: ... circuit 10k NTC probe 24 0 gnd Y Valve mixed circuit Power and signal 0 10Vdc CAL boiler control Command to 230v V3V 3 way control valve Valves 3 way active in summer mode 5 1 4 ELECTRICAL CONNECTIONS VERSION Auxiliary Connections The card is used to enable and disable certain functions of the unit through external commands LINK ON OFF UNIT REMOTE The on off remote allows to turn on or turn off t...

Page 23: ...nd in winter In the summer with closed contact it will check the set point and possibly activate the compressor In winter with closed contact will activate the boiler exit Clamps Recommended cable 2x0 5mm 2 x 0 75mm room thermostat control CONNECTION CONTROL ECO The unit provides through a command the set point change This can be used for energy saving functions Here you enter the set point which ...

Page 24: ... be modified The default values are Winter set point 35 Summer set point 18 Clamps Recommended cable 2x0 5mm 2 x 0 75mm mixer circuit sensor Command CONTROL VALVE 0 10v Circuit Mixed The unit provides for the control of a valve to manage a mixed circuit The valves must be with 0 10Vdc command If the valve is a 3 wire connecting valve 24v power supply 0 Power and Gnd Y Signal 0 10Vdc If the valve i...

Page 25: ...0 5mm 2 x 1 5mm boiler control CONTROL VALVE 3 WAY SUMMER WINTER The unit provides the control of the three way valves for the seasonal change chiller boiler In winter mode it turns off the output for the command of summer winter switching valves The command is a command for on off valves 230v with 2 point control with logic Valves On Summer Off Valves Winter connect N Neutral L1 Voltage always pr...

Page 26: ...of 3 The grounding is carried out correctly The tightness of all electrical connections have been well executed The power supply cables section is adequate absorption device and the length of the connection performed The procedure for adjusting the water hardness has been performed and the potentiometer on the washings card is correctly positioned Preparation for commissioning 6 1 2 FIRST TIME Mov...

Page 27: ...temperature displayed on the display by the controller is consistent with the temperature the water entering the chiller Checks before commissioning 6 1 4 OPERATION ELECTRONIC CONTROL UNIT 6 1 4 1 DESCRIPTION AND START The system is composed by a metallic structure which encloses within a series of all the operating organs panels From the outside it is accessible only panel Commands The panel incl...

Page 28: ...Check resource status In addition to what is described in this chapter are possible many other settings that involve a thorough knowledge of the device and the plant to which it is connected to avoid serious damage to the chiller control panel Structure ICONS AND DISPLAY CONTROLLER 1 Water inlet temperature 7 Fan ON 2 Water outlet temperature 8 boiler ON 3 Summer operating mode 10 On off tool 4 Wi...

Page 29: ... the word OFF shows the message OF control panel Structure 6 1 4 4 SETTING THE SET POINT The set point of the water cooler may be modified 1 Press the Set button to enter the general menu 2 Press the Set button to enter the user menu 3 Press the lower arrow key to scroll through the user menu 4 The SPC1 value is the set point of the chiller control 5Press Sets and set according to the desired valu...

Page 30: ... ON OFF is open it will not be possible to enable and disable the operation of the unit via the display In this case under the word OFF shows the message OF Logic symbols WINTER SUMMER control panel Structure 6 1 4 6 DISPLAY STATES It will be able to view all of the states operating units 1 Press the Set button to enter the general menu 2 Press the arrow tastp low get up to Stat menu 3 Press Set t...

Page 31: ...1 fan status On Off Peva Evaporation Pressure Bar INF1 State fan power Teva temperature Evaporation C PmPu circulator State On Off TSuc Temperature Compressor suction C PMPs Drain Pump status On Off AuH1 Flow temperature mixer circuit C 6 1 4 7 SETTING TIME AND DATE E can set a date and time 1 Press the Set button to enter the general menu 2 Press the lower arrow key to go to the RTC menu 3 Press ...

Page 32: ...This will require a specific password for each menu 4 Press the set button and set to the desired value by increasing and decreasing with the arrow keys 5 Confirm with the set key the desired value to access the menu To exit press the power key Menu maintenance technician installer builder 6 1 4 9 PRESENCE AND RESET ALARM The unit provides for the control and eventual display of a series of alarms...

Page 33: ...ning of fan grills no water leakage occurs Check for accumulations of limestone inside the evaporative condenser periodic Maintenance 7 1 2 SHUTTING DOWN FOR LONG PERIODS The non use of the chiller for a long period involves the execution of the following operations Disable the chiller in any mode of operation has acting on the CONTROLLER After switching off the appliance Deactivate the indoor ter...

Page 34: ...stened with water and soap In the case of stubborn stains moisten the cloth with a mixture of 50 water and denatured alcohol or products specific After cleaning dry the surface Do not use sponges soaked abrasive products or powder detergents E it is forbidden any cleaning operations before having disconnected the power supply device positioning the switch General switch on off Views units for gene...

Page 35: ...ximity of expulsion grids and entry The machine vibrates abnormally The anchors in the walls or in the positioning the floor is not correct the pipes lack of flexible connections The compressor has moved or the tubes are deformed during transport Check the pipes do not go to force transmitting vibrations on parts of the frame The ventilation noise is excessive There are slits at the entrance or al...

Page 36: ...there is a good circulation of water Absence of air in the system valves deviation in the correct position filters Sieve cleaner etc Check the charge the refrigerant Make sure that the environments are not excessively cold T 10 C for the operation of the chiller Check that the circuit has not been fed excessive amounts of antifreeze exceeding 40 AL08 Lack for low pressure starter E intervened the ...

Page 37: ...ing the time and date of the electronic control AL21 EEV Alarm Losh low heat Low superheat expansion valve Verify the operation of the EEV valve Verify refrigerant charge Verify probe Verify suction temperature low pressure transducer AL22 EEV Alarm Hish high heat Alto superheat expansion valve Verify the operation of the EEV valve Verify refrigerant charge Verify probe Verify suction temperature ...

Page 38: ...Page 38 INSTALLATION USE AND MAINTENANCE 9 NOTES AND INFORMATION SERVICE NOTE ...

Page 39: ...Page 39 INSTALLATION USE AND MAINTENANCE ...

Page 40: ...Page 40 INSTALLATION USE AND MAINTENANCE 05 2018 rev 1 Technical Assistance Center The data contained herein may be modified by the manufacturer without notice ...

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