i-SACS-S 0011 - 0061 HM 0011 - 0061
Contents
1. 1 Le ainsseud aner uoisuedxa 10398 Joyoedeo Josse1duioo euoiziseg Ajuo se qeo papjalys asn AS lv 08E jun Joop yun 0 CLX EVER m NE jno Ajddns jewod Deg aa 038 i SACS English 14 i SACS S 0051 0061 THREE PHASE WIRING DIAGRAM Aem p edid PL 1841981 zuaavs juawela Old 21 yoy ms eunsseJd Vue ainssaid UEL ZLNA LLNGA uoisuedxe jueuno uonduosoep _______ Ajuo ejqeo pepjerus sesn OIA Joopul 1X 870 a ld l O8 NE Ajddns elelee Neta OI AONVYO 15 English i SACS HM WIRING DIAGRAM eee 1 OUR TWNINE3L LINN 1 D 1 1 1 1 D 1 NNOD Su V ATddNS e 221 9 avo LE TRE EE vival oan 2 INO SAVA 6 IST vival ano farz iJ ano vry ery 1v 2 5 ANO LIO 91 70 jeuondo 2 ABA Jo seg OVA2. HM and terminals P Q E on the outdoor unit i SACS ELECTRICAL DATA i SACS S LRA FLA FLA ml 1412 LRA FLE FLA ran m Power supply 0041 F L I Maximum power input F L A Maximum current input 1 Use these values when sizing protection switches and power cables 2 Glass fuses 5x20mm 250V slow blow type T i SACS English i SACS S 0011 0021 SINGLE PHASE WIRING DIAGRAM RA Addns Jamod E anid WEI yun Joopui vig MA 13 n Aee U91IMS eJnsseJd a MOTI3A J9 9uJ 3LIHM episjno c4 D Jeyeuiouueu edid D lt N N pJeoq d aner uoisuedxe JosseJdujo2 i SACS English i SACS S 0031 SINGLE PHASE WIRING DIAGRAM eem COND1 fan motor capacitor current detector electronic expansion valve outdoor unit fan motor B 14 way valve D x ovi8 Te condenser thermometer outside air thermometer MOTI3A power supply to indoor unit use shielded cables only rectifier 1 D E rectifier 2 capacitor power board IPM module i SACS English i SACS S 0041 THREE PHASE WIRING DIAGRAM Aem 1 Jejeulouuesu sec edid PT eouepeduir Yous eunsseJd
3. Italy Tel 39 0424 509 500 Fax 39 0424 509 509 info climaveneta com www climaveneta com Climaveneta Home System Via Duca d Aosta 121 31030 Mignagola TV Italy Tel 39 0422 4131 Fax 39 0422 413659 info cvhs climaveneta com www climaveneta com Climaveneta France 3 Village d Entreprises ZA de la Couronne des Pr s Avenue de la Mauldre 78680 Ep ne France T l 33 0 1 30 95 19 19 Fax 33 0 1 30 95 18 18 info climaveneta fr www climaveneta fr Climaveneta Deutschland Rhenus Platz 2 59439 Holzwickede Germany Tel 49 2301 91222 0 Fax 49 2301 91222 99 info climaveneta de www climaveneta de Climaveneta Espa a Top Clima Londres 67 1 4 08036 Barcelona Spain Tel 34 934 195 600 Fax 34 934 195 602 topclima topclima com www climaveneta com Climaveneta Chat Union Refrig Equipment Co Ltd 88 Bai Yun Rd Pudong Xinghuo New dev zone 201419 Shanghai China Tel 008 621 575 055 66 Fax 008 621 575 057 97 L CLIMAVENETA COD 5778029900
4. The flow of water to the chiller assembly must conform to the values indicated The flow of water must be maintained constant during operation The water content of the unit must be such as to avoid disturbing operation of the refrigerant circuits Factory connections Installer connections i o 4 English INSTALLATION WATER Refer to the values indicated The following components are required Failure to install these may void the warranty 1 One intake flow switch as close as possible to the evaporator and positioned to allow easy access for routine maintenance 2 An intake filter as close as possible to the evapora tor and positioned to allow easy access for routine maintenance Before connecting the pipes make sure they do not contain stones sand rust dross or other foreign bodies which might damage the system Construction of a bypass is recommended to enable the pipes to be washed through without having to disconnect the unit see drain valves Refer to the values indicated The following components are required Failure to install these may void the warranty 1 One intake flow switch as close as possible to the evaporator and positioned to allow easy access for routine maintenance 2 An intake filter as close as possible to the evapora tor and positioned to allow easy access for routine maintenance 1 Pressure gauge 2 Vibration damper joint
5. 3 Gate valve 4 Calibrating valve 5 Flow switch 6 Thermometer INSTALLATION WATER 7 Pump UTLET 8 Safety valve 9 Air vent 10 Expansion tank 11 Mesh filter 12 Fill top up 13 Temperature probe 14 Differential pressure switch 15 Drain chemical washing valve 16 Plate heat exchanger i SACS The chillers must be provided with a filling top up system connected to the return line and a drain cock in the lowest part of the installation Installations containing antifreeze or covered by specific legislation must be fitted with water cir cuit disconnectors INSTALLATION OUT HM The manufacturer is not liable for obstruction breakage or noise resulting from the failure to install filters or vibration dampers Particular types of water used for filling or top ping up must be treated with appropriate treat ment systems For reference values see the table PRO Electrical conductivity 25 C less than 200 mV cm Sulphuric acid ions less than 50 ppm Silicon ions A 9 60 8 63 63 Water connections zu 314 47414 14 4 171 4 Male inlet dia REFRIGERANT FITTINGS Water connections e M Female outlet dia 114 14 11 4 Gas fittings 12 7 15 9 15 9 15 9 15 9 15 9 suction mm INSTALLATION IN FILLING THE INSTALLATION Before filling check that the installation drain valve is closed Open all instal
6. supply voltage Check electrical insulation of win dings i SACS FAULT CAUSE SOLUTION High discharge pressure greater than 3 5 MPa High outside air temperature High water inlet temperature Check Insufficient air flow Insufficient water flow Check fan operation Check pump operation Abnormal fan operation Check Air in water circuit Vent Excessive refrigerant content Check E Low outside air temperature Low discharge pressure less Check than 1 8 MPa Low water inlet temperature Humidity in the refrigerant circuit liquid sight glass Empty and refill than 0 62 MPa i SACS Blocked water filter Blocked plate heat exchanger Abnormal fan operation Check Air in water circuit Vent Insufficient refrigerant content Check High outside air temperature High suction pressure greater High water inlet temperature Check than 1 7 MPa g p Thermostatic expansion valve malfunction Low water inlet temperature e Low inflow air temperature Low suction pressure less Thermostatic expansion valve faulty or blocked Check English CONTROLLER NAVIGATION MENU Exchanger water inlet probe Electric frost protection heater icon Heating icon Unit of measure Cooling icon Fan icon Defrost icon Ico
7. the compressor i SACS DISPLAYING ALARMS LIST OF ALARMS ON i SACS S CONTROLLER Display Alarm description EEPROM error Communication error between outdoor unit and indoor unit Communication error on the outdoor unit Outside air temperature sensor error E5 Compressor voltage protection High pressure protection Low pressure protection Compressor current protection P4 Compressor discharge temperature protection P5 Outdoor condenser high temperature protection Maximum temperature protection To see the display indicating the error codes remove the top cover on the i SACS S unit The error code is shown on the display on the electronic board LIST OF ALARMS ON HM CONTROLLER Codice Descrizione allarme Tipo Azione Al01 Compressor inverter current protec Auto Compressor off tion tion ACO01 Compressor operating hours Alarm icon on display on AP01 Pump operating hours Alarm icon on display on 2501 Installation inlet temp probe malfun Auto Compressor off ction or disconnected Installation outlet temp probe mal Auto Compressor off function or disconnected Communication alarm inside the AIM Alarm icon on display on hydronic module Communication alarm between AIM hydronic module and consensing Alarm icon on display on unit The flow switch alarm is reset automatically if it remains active for less than 20 sec or manually for more 20 sec and in any case when activated
8. INSTALLATION USER MAINTENANCE MANUAL Air water heat pumps with axial flow fans and pump assembly A i SACS S 0011 0061 HM 0011 0061 INDEX General warnings 3 Checking and starting up the unit 19 LI A Waiver of liability 3 Shutting down for long periods 20 U A Fundamental safety rules 3 Routine maintenance 20 I Receiving and handling the product 4 Special maintenance 20 Description of standard unit 5 Displaying alarms 21 Dimensioned drawings 7 Troubleshooting 22 Installation 8 Controller navigation menu 24 I A Water connections 8 Disposal 25 l Electrical connections 10 Useful information 25 l A General technical data 17 LI TA Operating limits 18 The following symbols are used in some parts of this publication and inside the unit User A Important Danger moving blades Installer 2 Prohibition Danger high temperatures Assistance A Danger voltage CERTIFIED PERFORMANCE Eurovent certification program The manufacturer reserves the right to modify the data in this manual without warning ENVIRONMENTAL INFORMATION This unit contains fluorinated greenhouse gases covered by the Kyoto Protocol The maintenance and disposal operations mus
9. Z OZ OVA TL OZ Uwe Buneay JO UO 1 duioo yo ynys pay Jayeay 150 4 JexeeJq V V V UV 4 VS LVS IND Lal vi OvAOEZ ee D Ep 5 00 AER kejas NO 20 UU asny uonoejoud 1972M jue d eunsseud jenueJyiip egw qjueld ainjeJjadwaj juejd JAMO Josuas juejd 1 pueoghay Aemajeg 103002 91u098 3 Jeu uoisseuddns esioN Lo WO SAWM ZL 12 DEES H3SN 33S ONIYIM ATddNS pA D 49078 ae LINN 8000100 D 20 006v10844S i SACS English GENERAL TECHNICAL DATA EI Lass 9 ws 0041 0051 Heating capacity ___________ se 72 90 196 139 59 Maximum allowable pressure PS L 4 MPa Electrical panel ndexofpotecon xe xe xa 48 52 88 gt EE messa __ e T e Operating weight Je 97 99 1051 wooo O o oa 0067 wer Jew of prote
10. cerned A thermal overload switch and a lockable mains disconnect switch in compliance with the CEI EN standards contact opening of at least 3mm with adequate switching and residual current protection capacity based on the electrical data table shown below must be installed as near as possible to the appliance An efficient earth connection is obligatory The manufacturer cannot be held liable for any damage caused by the failure to correctly earth the unit In the case of three phase units ensure the phases are connected correctly Do not use water pipes to earth the unit POWER CONNECTIONS For the functional connection of the unit bring the power supply cable to the electrical panel inside the unit and connect it to terminals U N and respec ting the U phase N neutral and earth in the case of single phase units 230V 50Hz or U V W phases N neutral and PE earth in three phase units 400V 3N 50 2 CONNECTION BETWEEN OUTDOOR UNIT AND INDOOR UNIT The i SACS S outdoor unit and the HM hydronic module must be connected via a serial bus The connection is made by connecting terminals 15 16 and 17 on the hydronic module and the terminal block on the outdoor unit i SACS S For further information see the wiring diagrams shown on the following pages For connection use shielded cables English For the power supply to the unit there must be no bridges between the terminal block on the hydronic module
11. connect switch for the connection to the mains power supply and the connection of the flow switch to the corresponding terminals All the above operations must be carried out by qualified per sonnel in compliance with the legislation in force For all electrical work refer to the electrical wiring dia grams in this manual It is also recommended to check that The characteristics of the mains electricity supply are adequate for the power ratings indicated in the electri cal specifications below also bearing in mind the pos sible use of other equipment at the same time Power to the unit must be turned on only after installation work water and electrical has been completed All electrical connections must be carried out by qualified personnel in accordance with legisla tion in force in the country concerned Respect instructions for connecting phase neutral and earth conductors The power line should be fitted upstream with a suitable device to protect against short circuits and leakage to earth isolating the installation from other equipment Voltage must be within a tolerance of 10 of the rated power supply voltage for the unit for three phase units the unbalance between the phases must not exceed 3 If these parameters are not respected contact the electricity supply company For electrical connections use double insula tioncable in conformity with legislation in force in the country con
12. ction e 3 4 x xe xe ow xe 1 outside air 35 C evaporator water IN OUT 12 7 C 5 the total power input does not include the water pump 2 outside air 7 C condenser water in out 40 45 C 3 at 1m in open field fan side 4 the maximum and minimum operating pressure values refer to the activation of the pressure switches i SACS English OPERATING LIMITS IN HEATING OPERATION OUTSIDE TEMPERATURE 50 INSTALLATION SIDE OUTLET TEMPERATURE OUTSIDE TEMPERATURE IN COOLING OPERATION 5 18 INSTALLATION SIDE OUTLET TEMPERATURE Thermal head min max Water circuit pressure bars Max storage temperature C 63 ETHYLENE GLYCOL SOLUTIONS Water and ethylene glycol solutions used as a heat carrier in the place of water reduce the performance of the unit Multiply the performance figures by the values given in the following table FOULING FACTORS The performance data given refer to conditions with clean evaporator plates fouling factor 1 For different fouling factors multiply the figures in the performance tables by the coefficient given in the fol lowing table English Freezing point C 0 5 10 15 20 25 Percentage of ethylene glycol in weight 0 12 20 28 35 40 cPf 1 0 985 0 98 0 974 0 97 0 965 cQ 1 1 02 1 04 1 075 1 11 1 14 cdp 1 1 07 1 11 1 18 1 22 1 24 cPf cooling capacity correction fa
13. ctor cQ flow rate correction factor cdp pressure drop correction factor Fouling factors Evaporator m C W f1 fk1 fx1 4 4 x 10 0 86 x 10 0 96 0 99 0 99 1 72 x10 0 93 0 98 0 98 f1 capacity correction factor fk1 compressor power input correction factor fx1 total power input correction factor i SACS Maximum height difference allowed REFRIGERANT QUANTITY Maximum pipe length If the difference in height requires check the pos sibility of installing a drain trap in the refrigerant circuit Calculate the quantity of refrigerant to be added according to the diameter and the length of the connection pipes between i SACS S and HM Pipe diameter Quantity of refrigerant to add per metre of pipe 6 35 0 022kg 9 53 0 060kg 12 7 0 110kg 15 9 0 190kg 19 0 0 290kg 22 0 0 380kg CHECKING AND STARTING UP THE UNIT PREPARING FOR FIRST START UP Restarting after shutting down for long periods The unit must be started up for the first time by the Technical Service where envisaged in the supply contract Before starting up the chillers make sure that All safety conditions have been respected The chiller is adequately fixed to the surface it rests on Clearances have been respected Water connections have been carried out as indicate in the instruction manual The water circuit is filled and vented If emptying after heating operation be
14. er and maintenance manual is an integral part of the unit and should therefore be read and kept carefully It is recommended that the packaging should not be removed until the unit is located in the installation site Do not dispose of packaging materials in the environment or leave them within reach of chil dren as they may represent a hazard During transport the unit should be kept in a vertical position i SACS Dimensions with packaging i SACS S 0011 0021 0031 0041 0051 0061 DESCRIPTION OF STANDARD UNIT B The i SACS S and HM units operate with refrigerant fluid and are suitable for indoor installation The units conform to the essential requisites of EEC directive 98 37 They are factory tested and on site installation is limi ted to electrical and refrigerant connections POWER AND CONTROL ELECTRICAL PANEL Power and control electrical panel built in compliance with the following directives 2006 95 EC 2004 108 CE 98 37 CE i SACS ACCESSORIES AVAILABLE Removable metal mesh filter Rubber vibration dampers The above accessories are optional Consult the rela tive documentation for assembly instructions and tech nical data English COMPRESSORS One hermetic scroll compressor complete with sump heater and thermal cut out with speed control inver ter STRUCTURE Panels and base are made from galvanised steel plate painted with epoxy powder t
15. ith epoxy powder to ensure total resistance to atmospheric agents 1 Electrical panel 2 Control panel 3 Heat exchanger installation side 4 Pump 5 Expansion tank 6 Pressure gauge 7 Differential pressure switch 8 Valve 1 Electrical panel 2 Control panel 3 Heat exchanger installation side 4 Pump 5 Expansion tank 6 Pressure gauge 7 Differential pressure switch 8 Valve i SACS DISEGNI DIMENSIONALI CLEARANCE 300 600 600 i SACS S 0011 0021 0031 0041 0051 0061 i SACS English INSTALLATION CHOICE OF INSTALLATION SITE Before installing the unit agree with the customer the site where it will be installed taking the following points into consideration check that the fixing points are adequate to support the weight of the unit pay scrupulous respect to safety distances between the unit and other equipment or structures to ensure that air entering the unit and discharged by the fans is free to circulate POSITIONING Before handling the unit check the capacity of the lift equipment used respecting the instructions on the packaging To move the unit horizontally make appropriate use of a lift truck or similar bearing in mind the weight distribu tion of the unit To avoid the slings damaging the unit place protection between the sling
16. lation and terminal air vents Open installation gate valves Start filling by slowly opening the installation water fill cock outside the unit When water begins to leak out of the terminal air vent valves close them and continue filling until the pre sure gauge indicates a pressure of 1 5 bar The installation must be filled to a pressure of between 1 and 2 bars An is recommended that this operation be repea ted after the unit has been operating for a number of hours The pressure of the installation should be checked regularly and if it drops below 1 bar the water content should be topped up Check the tightness of the joints i SACS Two phase gas fit 6 35 9 53 9 53 9 53 9 53 9 53 tings outlet mm EMPTYING THE INSTALLATION Before emptying place the mains switch in the off position Make sure the installation fill top up water cock is clo sed Open the drain cock outside the unit and all the installation and terminal air vent valves If the fluid in the circuit contains antifreeze it should not be allowed to drain freely as it is pollutant It should be collected for possible reuse When draining after heat pump operation take care as the water may be hot up to 50 English E ELECTRICAL CONNECTIONS i H The i SACS S units and corresponding HM hydro nic modules leave the factory already wired and require the installation of an thermal overload switch a lockable mains dis
17. na Pompa Alarm icon Standby icon Exchanger water outlet probe The controller features a user interface with display made up of four 7 segment digits and 15 icons The keypad has 4 buttons for navigating inside the display and programming menus UP scroll the display and programming menu scroll parameters in parameter pro gramming mode DOWN scroll the display and programming menu scroll parameters in parameter programming mode SET in programming mode confirms of the value otherwise activated the selected function The SET button if held for around 2 seconds accessed the main menu If displaying an alarm page pressed for around 2 seconds resets the alarm If displaying the alarm pages when pressed scrolls the active alarms The button also has the ENTER function for access to different levels of program ming STANDBY in programming mode exits the menu without saving the changes made The STANDBY button if held for around 2 seconds switches the unit on off If pressed on the main page accesses the list of all the active alarms Heating icon identifies heating operating mode heat pump Cooling icon identifies cooling operating mode chiller Fan icon identifies compressor fan status f on steady the compressor is operating if flashing an on off timer is active EIN English i SACS Pump icon if on steady the pump is on if flashing fast signals that an on timer is active If flashing slow signal
18. o ensure total resistance to atmospheric agents Condensate collection pan as standard CONDENSING COILS Made using copper tubes and aluminium fins with a high exchange surface area Condensing coil protection grills as standard FANS External impeller axial flow fans Six pole electric motor with built in thermal cut out Housed in aerodynamic tubes with accident preven tion grill Device for operation at low outside air temperatures stepped fan rotation speed control according to the outside air temperature REFRIGERANT CIRCUIT Unit fitted with one refrigerant circuit complete with the following components filter electronic thermosta tic expansion valve Pressure switches to control delivery and suction pressure Unit supplied complete with non freezing oil and R410a refrigerant charge factory tested English Hm PUMPS The units feature a pump with the moving parts in con tact with the water made from corrosion resistant materials extra wear ring on the impeller built in capacitor for high starting torque and automatic ven ting of impeller chamber PUMP ASSEMBLY Pump assembly with expansion tank safety valve manual filling assembly pressure gauge and pump PLATE HEAT EXCHANGER AISI 316 stainless steel plate type evaporator complete with frost protection heater and differential pressure switch STRUCTURE Panels and base are made from galvanised steel plate painted w
19. on recommended by the manufacturer Tightness of electrical and water connections Refrigerant charge Cleaning of the water filter Operation and cleaning of the flow switch Condition of the compressor contactor Efficiency of the plate heat exchanger resistor Verification of operating pressure superheating and subcooling Efficiency of the compressor heater Cleaning of the finned coil Cleaning of the fan grills For units installed near the sea the intervals between maintenance should be halved the rating plate of the unit Always check the superheating and subcooling values which in normal appliance operating condi tions should be between 4 and 8 C In the event of partial leaks the circuit must be completely emptied before being recharged The R410A refrigerant must only be charged in the liquid state Operating conditions other than rated condi tions may produce considerably different values Seal testing or identification of leaks must only be carried out using R410A refrigerant gas checking with a suitable leak detector The refrigerant circuit must not be charged with a refrigerant other than that indicated Oxygen acetylene or other inflammable or poi Sonous gases must never be used in the refri gerant circuit as they may cause explosion or poisoning Oils other than those indicated must not be used The use of a different oil may cause serious damage to
20. s all lia bility deriving from the use of such document When operating equipment involving the use of elec tricity and water a number of fundamental safety rules must be observed namely The unit must not be used by children or by unfit persons without suitable supervision Do not touch the unit with bare feet or with wet or damp parts of the body Never perform any cleaning operations befo re having disconnected the unit from the mains power supply Do not modify safety or control devices without authorisation and instructions from the manufacturer Do not pull detach or twist the electrical cables coming from the unit even when disconnected from the mains electricity supply i SACS carefully for future consultation in the event of maintenance or service When the items are consigned by the carrier check that the packaging and the unit are unda maged If damage or missing components are noted indi cate this on the delivery note A formal complaint should be sent via fax or registered post to the After Sales Department within eight days from the date of receipt of the items All repair or maintenance work must be carried out by the Company s Technical Service or qualified personnel following the instructions in this manual Do not modify or tamper with the appliance as this may create situations of danger in such cases the manufacturer of the appliance is not liable for any damage ca
21. s and the unit Position the unit in the site indicated by the customer Place either a layer of rubber min thickness 10 mm or vibration damper feet optional between the base and support surface Fix the unit making sure it is level and that there is easy access to water and electrical components If the site is exposed to strong winds fix the unit ade quately using tie rods if necessary Make sure the condensate is drained using the drain hose supplied as standard Prevent leaves branches or snow from accumulating around the unit and affecting correct operation PEWATERCONNECTIONS H The choice and installation of components is the responsibility of the installer who should follow good working practice and current legislation Before connecting the pipes make sure they do not contain stones sand rust dross or other foreign bodies which might damage the system Construction of a bypass is recommended to enable the pipes to be washed through without having to disconnect the unit see drain valves The connection piping should be supported in such a way as to avoid it weighing on the unit It is recommended that the following devices are instal led in the evaporator water circuit 1 Two pressure gauges with a suitable scale intake and outlet 2 Two vibration damper joints intake and outlet 3 Two gate valves normal in intake and calibrating in outlet 4 Two thermometers inlet and outlet
22. s that the shutdown of the water pump is delayed during changeover or when shutting down the unit Alarm icon if on alarms are active Flashing signals a new alarm that has not yet been acknowledged When the unit is off if there are alarms the icon flashes Maintenance icon identifies a maintenance request If on steady the compressor has been started in manual mode if flashing the compressor or pump has excee ded the set number of operating hours Standby icon associated with the STANDBY button identifies the status of the unit Off unit on On unit off but powered unit in standby with power on Flashing slow unit off from digital input Flashing fast unit off from supervisor if featured Defrost icon if on indicates that in the condensing unit is running a defrost Electric frost protection heater icon identifies the status of the frost protection con trol and alarm If on the heaters are active if flashing the alarm is active DSS The unit must be disposed of according to the legisla tion in force in the country concerned E P A B For information on technical assistance and obtaining spare parts contact TECHNICAL SERVICE DEPARTMENT CLIMAVENETA HOME SYSTEM SRL ROOM AIR CONDITIONING via L Seitz 47 31100 Treviso ITALY www climaveneta it info climavenetahs it i SACS English EJ Climaveneta S p a Via Sarson 57 c 36061 Bassano del Grappa VI
23. ss to the unit for main tenance and or service operations Power supply the cross section of the electri cal cables must be adequate for the power of the unit and the power supply voltage must cor respond with the value indicated on the respec tive units All units must be earthed in conformi ty with legislation in force in the country concerned The units are supplied complete with insta llation user and maintenance manual CE declaration enclosed in a plastic envelope attached to the top of the hydronic module The unit should always be handled by qualified personnel using equipment adequate for the weight of the chiller If a forklift truck is used insert the forks under the bed plate spacing the forks as wide apart as possible If a crane is used pass the cables through the bottom of the bed plate making sure they do not exert pressure on the un it English N 2 Terminals 3 4 5 6 the HM hydronic module may be powered even after the unit is disconnected Make sure power is not connected before pro ceeding Water connections should be carried out as indicated in the instructions to guarantee cor rect operation of the unit Add glycol to the water circuit if the unit is not used during the winter or the circuit is not emptied only modules installed outdoors Handle the unit with the utmost care see weight distribution table to avoid damage The installation us
24. t only be carried out by qualified personnel R410A GWP 1975 WER English i SACS MEI H RAGE MS A These appliances have been designed to chill and or heat water and must be used in applica tions compatible with their performance characte ristics these appliances are designed for resi dential or similar applications Incorrect installation regulation and maintenance or improper use absolve the manufacturer from all liability whether contractual or otherwise for damage to people animals or things Only those applications specifically indicated in this list are permitted Read this manual carefully All work must be car ried out by qualified personnel in conformity with legislation in force in the country concerned The warranty is void if the above instructions are not respected and if the unit is started up for the first time without the presence of personnel autho rised by the Company where specified in the sup ply contract who should draw up a start up report The documents supplied with the unit must be consigned to the owner who should keep them This publication is the sole property of Climave neta Any reproduction or disclosure of such is strictly prohibited without the written authorisa tion of Climaveneta This document has been prepared with ma ximum care and attention paid to the content shown Nonetheless Climaveneta waive
25. twice in 1 hour Automatic for 3 activations manual when activated four times in 1 hour i SACS English TROUBLE SHOOTING FAULT CAUSE SOLUTION The unit doesn t start Power failure condensing unit and hydronic module Check presence of voltage Check safety systems upstre am of the appliance Mains switch in OFF position Remote switch if featured in OFF position Control panel set to OFF Switch ON Supply voltage too low Check power line Contactor coil faulty Electronic boards faulty Start up capacitor faulty if featured Compressor faulty Replace the component Insufficient capacity Insufficient refrigerant Appliance undersized Compressor noisy Noise and vibrations Operation outside recommended limits Check Liquid returning to compressor Inadequate fastening Check Contact between metal bodies Check Weak foundations Repair Loose screws Tighten screws Il compressore si ferma per intervento delle protezioni English Pressione mandata eccessiva Pressione aspirazione bassa Tensione alimentazione bassa Collegamenti elettrici mal serrati Funzionamento fuori dei limiti ammessi Check Faulty operation of pressure switches Replace the component Thermal protector tripped Check
26. used The unit only works correctly if combined with the corresponding outdoor unit Correct operation and safety of the unit are not ensured when using outdoor units of other brands manufacturers Read this document carefully All work must be performed components selec ted and materials used in complete accordan ce with the legislation in force in material in the country concerned and considering the opera ting conditions and intended uses of the system by qualified personnel The data contained in this publication may be changed without prior notice Do not open doors or panels providing access to the internal parts of the unit without first ensuring that the mains switch is in the off position Do not introduce pointed objects through the air intake and outlet grills Do not dispose of abandon or leave within reach of children packaging materials cardbo ard staples plastic bags etc as they may represent a hazard English HE RECEIVING AND HANDLING THE PRODUCT The i SACS S and HM appliances are sup plied without the main switch Power supply to the unit must be disconnected using a switch with suitable characteristics to be supplied and installed by the installer Check the power supply voltage used on the labels applied to the unit Respect safety distances between the unit and other equipment or structures Guarantee adequate space for acce
27. ware of the water temperature D i SACS Allowed value Maximum pipe length Maximum height difference allowed The water valves are open Electrical connections have been carried out correctly Voltage is within a tolerance of 10 of the rated vo tage for the unit The unit is correctly earthed All electrical connections are tight and all water co nections have been carried out correctly The unit must be started up for the first time with standard settings Set Point values may be modified only after testing has been completed Before starting up power up the unit for at least two hours to the end to allow the oil in the com pressor sump to heat up English SHUTTING DOWN FOR LONG PERIODS Ei A If there is a possibility that the outside tempe rature may drop below zero there is a risk of freezing The water circuit MUST BE EMPTIED AND CLOSED if emptying after heating operation ROUTINE MAINTENANCE Never perform any cleaning operations before having disconnected the unit from the mains power supply Check for voltage before proceeding Regular maintenance is fundamental to maintain the efficiency of the unit both in terms of operation and energy consumption The Technical Service maintenance plan must be observed with an annual service which includes the following operations and checks Filling of the water circuit Presence of air bubbles in the water circuit Efficienc
28. y of safety devices Power supply voltage Electrical power input SPECIAL MAINTENANCE H Never perform any cleaning operations before having disconnected the unit from the mains power supply Check for voltage before proceeding CHEMICAL WASHING It is recommended to chemically flush the plate heat exchanger after every 3 years of operation For instructions on how to carry out this operation call the toll free number REFRIGERANT GAS CONTENT The chillers are filled with R410A refrigerant gas and tested in the factory In normal conditions there should be no need for the Technical Service to intervene to check the refrige rant gas However over time small leaks may develop at the joints leading to loss of refrigerant and draining of the circuit causing the unit to function poorly In this case the leaks of refrigerant must be identified and repaired and the refrigerant circuit recharged Proceed as follows Empty and dry the entire refrigerant circuit using a vacuum pump connected to the low and high pres sure tap until the vacuometer reads about 10 Pa Wait a couple of minutes and check that this value does not rise to more than 50 Pa Connect the refrigerant gas cylinder or a filling cylin der to the low pressure line pressure gauge connec tion Fill with the quantity of refrigerant gas indicated on BIH English beware of the water temperature or antifreeze must be added in the proporti
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