ANK Installation and Operation Manual
Contents
1. gt t ti v b v t ti gt vi gt ti ti v b ti t w b vi s 1 5 MINIMUM CLEARENCE IMPORTANT Refer to Aermec System Water Volume Guide you can download it on aermec us in tutorial books section e ANK heat pumps need a minimum volume of 35 gallons of water glycol If the version is an HA it has an internal 25 gallon tank so the system must contain a minimum of 10 additional gallons when all zones but the smallest are closed or not operating Only count the smallest zone volume along with the pipes to the manifold o If the heat pump does not have an internal buffer tank you must add 35 gallons in the system with a buffer tank or hk ERAKL EEK L EERE EE Y PPT rer ett Petes 2 E S E i ALLOGGI I TEE EE GLE ELLE LLL LLL AAAAAAAAAAAAR AR ARAM th Minimum 1 1 4 inch pipe for supply and return ref section 2 1 k iy w C w A wi A A A w E m w m ty iy ty S E E k7 1 6 ELECTRICAL REQUIREMENTS AWARNING Electrical Shock Hazard Electrically ground heat pump Connect ground wire to green pigtail lead Use copper wire for supply connection Corect wire gauge is shown in the chart below Failure to follow these instructions can result in death or electrical shock Rating Plate Ampacity Less than 15 16 20 21 30 71 50 Rated electrical disconnect as per local code lt Unit support required Ref2. 000 How to modify a parameter in the installer menu To enter the INSTALLER menu press the key shown in Fig A Once the key has been pressed the password must be insertedfor access to the various menus To access the user menu the password is 030 To modify the value of the password use thearrow keys Once the correct password has been inserted press the key shown in Fig A The dis play shows the index of the INSTALLER parameter and a string of three characters that identify it The string remains displayed for one sec ond after which it is replaced by the value relative to the parameter itself To pass to the next parameter use the arrow keys Fig B To modify a parameter just select it press the key shown in Fig A mod ify the value using the arrow keys shown in Fig B To confirm the modification press the key shown in Fig A again 1 What type of system terminals are used in the heating circuit Reply The unit is a cooling only model Radiant panels Floor etc Fan coils or low temperature radiators Other applications 2 Is the remote panel accessory installed PR3 Reply Not installed Installed 3 Is the production of DHW envisioned Reply Not envisioned Envisioned Operations to be performed Go to question 2 Set the parameter StC index 3 USER menu with the value of 35 C Set the parameter StC index 3 USER menu with the value of 45 C default value Set the parameter
3. RATE ALARM The MODUCONTROL manages a water flow rate alarm controlled by the differential pressure switch installed in series on the machine This type of safety device intervenes after the first 40 seconds of pump function ing if the water flow rate is not sufficient The intervention of this alarm determines compressor and pump block 6 MAINTENANCE Inspection maintenance and eventual repair work must be carried out only by a legally qualified techni cian Lack of control maintenance can cause damage to persons or things All cleaning is prohibited until the unit has been disconnected from the electric power supply mains Make sure there is no voltage present be fore operating Periodic maintenance is fundamental to keep the unit perfectly efficient under a functional and energetic point of view It is therefore essential to carry out periodic yearly controls for the 6 1 HYDRAULIC CIRCUIT Refilling of water circuit Cleaning the water filter Control of flow switch Bleed the air from the circuit Verify that the water flow rate to the evaporator is constant Verify the thermal insulation of the hydraulic piping Check the percentage of glycol where necessary 6 2 ELECTRIC CIRCUIT CHECKS Safety efficiency Electric supply voltage Electrical Input Connection tightness Verify the operation of the crankcase compressor heater 6 3 COOLING CIRCUIT CHECKS State of compressor Effic
4. StC index 3 USER menu with the value of 55 C Operations to be performed Go to question 3 Set the parameter PAN index 9 INSTALLER menu with the appropriate value selecting from Value 1 e Season control piloted from the circuit board e ON OFF control enabled from PR3 Value 2 e Season control enabled from PR3 e ON OFF control from panel on machine Value 3 e Season control enabled from PR3 e ON OFF control enabled from PR3 Operations to be performed Go to question 5 Set the parameter ASA index A INSTALLER MENU with the value 1 4 Is a 3 way diverter valve envisioned in the DHW production circuit Reply Not envisioned Envisioned 5 Is a room thermostat installed Reply Not installed Installed 10 Operations to be performed Go to question 5 Set the parameter AAS index C INSTALLER menu with the appropriate value in seconds This parameter indicates the stand by tome for inversion of the 3 way diverter valve on the DHW production system Operations to be performed No operation This parameter enables a digital clamp ID indicated on the circuit board with the code TRA to which a room thermostat must be connected used to disable the compressors and the integrative resistances Set the parameter trA index D INSTALLER menu with the appropriate value selecting from Value 1 or 2 Clamp ENABLED Value 0 or 3 Clamp DISABLED Remember that the OPEN state on the clamp re
5. TERMINAL BOARD CONNECTIONS 6 64 MECHANICAL CHECKS voncucascsransousacueensiabeaanireatndanieaed 8 4 CONTROLS AND COMMISSIONING 6 6 5 REFRIGERANT LOAD PROCEDURE ccccceceeeceeceuceeeute 8 4 1 PREPARATION FOR COMMISSJ ON IN G lll LL LLL LLL 6 7 LISTOF COW UR O Senter gacnbone Sekda new cti te E EErEE aa aai 9 42 MACHINE COMMISSIONING l n ran 7 8 TROUBLESHOOTING 11 43 SEASON CHANG OVE ER eeraa aa a Nain WIRING DIAGRAM epiccsnisena a ANK version H HP ANK version HA Cf Fa FPPTS ETT perdidi ddid ddid EL SE f fa Ta a a ah ree e eee eee Pe J B a a a a 2 r a a 2 2 oi TOYA PAA gilli lire esses sss GENERAL WARNING FOR THE INSTALLER The chiller must be installed by a qualified and trained technician AERMEC will not assume any responsibility for damage due to failure to follow these instructions Before beginning any operation READ THESE INSTRUCTIONS CAREFULLY AND CARRY OUT THE SAFETY CHECKS TO REDUCE ALL RISK OF DANGER TO A MINIMUM All the staff involved must have thorough knowledge of the operations and any dangers that may arise at the moment in which the installation operations are carried out Vers 1 1 15 1 INSTALLATION REQUIRMENTS These instructions are intended as a general guide only and do not supersede any national or local codes in any way The installa tion must comply with all state and local codes as well as the National Electrical Code e
6. The heat pump is designed and approved for outdoor use only e The heat pump must be installed with no duct work in the airstream The outdoor fan is not designed to operate against any additional static pressure 1 1 TOOLS AND PARTS Assemble the required tools before starting installation Read and follow the instructions provided with any tools listed here Tools Needed e Mechanical tools required by Plumbing or HVAC standards Wrenches Screw Drivers Hose Glycol Parts Needed Check local codes and HVAC supplier Check existing electrical supply and read Electrical Requirements Location Requirements System Requirements and Connect Glycol Lines 1 2 SYSTEM REQUIREMENTS Aermec heat pump system are derived from actual laboratory testing of the equipment It is recommended that all deisgn criteria be met or exceeded to ensure proper operation and efficient performance e The designed system criteria are listed in the heat pump unit specification sheets and in the heat pump technical man ual o This heat pump has been factory charged with a quantity of refrigerant R410A 1 3 LOCATION REQUIREMENTS e This heat pump is designed to be located outdoors with sufficient clearance for free entrance to the inlet and discharge air openings The location must also allow for adequate service access See Minimum Clearances o Where possible select a location for the heat pump which is shad
7. alarm signal device REMOTE PANEL TRA To prepare a summer winter switch over device connect the de vice contact to clamps 8 and 9 of the 13 POLE terminal board CONTACTS FOR DOMESTIC HOT WATER DHW TWS To use a Stand alone contacts for DHW device connect to clamps 10 and 11 of the 13 POLE terminal board CONTACT FOR BOILER CONTROL To prepare a boiler control connect to contacts 12 and 13 of the 13 POLE terminal board CONNECTION PR3 ACCESSORY If you should have the PR3 accessory always connect it to the 13 POLE terminal board as shown below Remember that the maxi mum distance accepted is 150 mt REMEMBER THAT THE PR3 AS WELL AS BEING CONNECTEDMUST BE ENABLED see subsequent pages 4 CONTROLS AND COMMISSIONING 4 1 PREPARATION FOR COMMISSIONING Before starting the unit make sure that 1 All safety conditions have been respected 2 The unitis correctly fixed to the support surface 3 The minimum technical spaces have been respected 4 The hydraulic connections have been made respecting theinlet and outlet 5 The hydraulic plant has been loaded and bled of the air 6 The hydraulic circuit valves are open 7 The electric connections have been made correctly 8 Check that in models with three phase power supply that the compressor noise level is not abnormal If this is the case invert a phase 9 All electrical connections inside the unit have been checked 9 The voltage is within the tolerance of 10 o
8. of DHW And r ct unre o a i aes cooling below 20 C 68 F 1 function ing in heat 5 6 ANTI FREEZE ALARM ing mode The anti freeze alarm is never active if the machine is off or in stand by mode In order to prevent breakage of the plate heat exchanger due to freezing of the water it contains the MODUCONTROL stops Just act directly on the switch The machine switches off automatically the compressor if the temperature detected by the probe postioned and switches back on with the selected functioning mode Advance based 3 the outlet of the heat exchanger and in inlet to the chiller is SEASON CHANGEOVER FROM PR3 on the timeframe for the completion of works for the system Prior to below 4 C 39 F the work to be carried out by the AERMEC service personnel all other THIS ANTI FREEZE SET TEMPERATURE CAN ONLY BE VARIED BY AN AUTHORISED AFTER SALES CENTRE AND ONLY AFTER HAVING CHECKED THAT THERE IS ANTI FREEZE SOLUTION IN THE WATER SYSTEM works electrical and hydraulic hook ups priming and bleeding of air from the system must have been completed The intervention of this alarm determines compressor stop and not pump block which remains active along with the switch on of the resistance if installed To restore normal functions the tem perature of the outlet water must rise above 4 C 39 F Rearm is man ual WHENEVER THIS ALARM INTERVENES WE ADVISE YOU CALL THE NEAR EST AFTER SALES SERVICE IMMEDIATELY 5 7 WATER FLOW
9. AERMEC_ anew alt itining ANK INSTALLATION MANUAL NORTH AMERICAN REVISION Table of contents 1 INSTALLATION REQUIREMENTS 2 5 OPERATION 1 1 TOOLS AND PARTS veiccovsanaiodeneseaeinueannsectinnee Matavlenmnatinseeatevueen 2 5 1 SET POINT IN COOLING MODE css siacrsseantnebetentencnennnien 7 1 2 SYSTEM REOQUIRMENTS sxe ctancossneoasiivueastnanancmsdebuatenede 2 5 2 SET POINT IN HEATING MODE s isessrsreresitarererssse rers 7 1 3 LOCATION REQUIREMENTS cccccccescceceseceuesreceeeeeseeeaueen 2 59 COMPRESSOR START UP DELAY ccscitstutentenntnensnetivarees 7 1 4 MINIMUM WATER VOLUME cccccececeeececececececueceeeceeneeeaesens 2 5A CIRCULATION PUMP astvashanestinnGtoriianmnentemaieesens baat ii 1 5 MINIMUM CLEARANCE 0cccccceeccececccececcceuceceetecssuescesueees 2 SOFAN SPEED CON TRON arieni 7 1 6 ELECTRICAL REQUIREMENTS 0cccccccecceeeeeeeeeeu see eeeeeeenenens 3 5 6 ANTI FREEZE A RIA pisses sears frets Seca Since wtb wurde aenedsidexdececeneant 2 INSTALLATION INSTRU CTI O NS aaan 4 5 7 WATER FLOW RATE ALARM ccececcncecececeueucesessseen 8 21 HYDRONIC CONNECTIONS laa e reaa earainn 4 6 MAINTENANCE scenene rii 8 2 2 BLECTRICAL CONNECTIONS L LLa 5 6 1 HYDRAULIC CIRO viscniacnendeateritensieraiat cei DD AON BIR E 5 6 2 ELECTRICAL CIRCULT CHECKS ccscapontevsenatnedeesoneosenedaen 8 2 2 2 CONNECTING POWER EN A 5 6 3 COOLING CIRCUIT CHECKS 0ccecccecceceu cece ceeecsesneesssne8 3
10. TION Terminals 6 and 7 provide basic insulation opposed to main power supply line all others give a reinforced insulation REF CEI EN 60335 2 40 1 OE opened unit in normal function closed unit in DHW mode o enable these contacts p assword 30 parameter PA When the unit is in standard mode the setpoint is in menu 1 i ser cooling or heating When the units is in DHW mode settet to 3 e setpoint parameter E is in user menu Th DHW Is active i in password 30 parameter A os setto 1 Contact between 4 5 In DHW mode using parameter E requires parameter F to opened unit off 1 it e set to 180 sec to allow the 3 way valve to open or close closed unit on 1 i oog a A i he maximum setting is 5 minuts UJ LER CEE E EEE EEE eee E aono lt l o ae a E l i T i T CEEE a DEEE al TELS a Lsi TERS i aa Aee g i a T i pe eT zy p E ki a DEEE oe CT Contact between 3 5 opened unit oin heating closed uniton Boiler contact contro Mits Airconditioning Inc Master Distributor in North America for Aermec S P A AERMEC r conditioning Limited Warranty Information and Registration This warranty is extended by Mits Airconditioning Inc hereafter referred to as MITS to the final purchaser MITS warrants it s products to be free of defects in materials and workmanship at the time of original purchase and for subsequent periods of time as desc
11. carton when ordered 1 Check the heat pump rating plate to confirm specifications are as ordered 2 Upon receipt of equipment carefully inspect it for possible shipping damage Take special care to examine the unit inside the carton if the carton is damaged If damage is found it should be noted on the carrier s freight bill Damage claims should be filed with the carrier immediately Claims of shortages should be filed with the seller within 5 days NOTE If any damages are discovered and reported to the carrier do not install the unit because your claim may be denied 2 1 HYDRONIC CONNECTIONS Water glycol piping must be connected by a licensed or certified 53 6mm technician using established procedures 2 1 in Enel ANK 030 045 050 HA o Connecting water lines must be clean properly sized minimum 1 inch Reducing fitting shall not be used Air vent Use care with the water glycol lines during the installation process If pex is used it can be cut by sharp objects e Do not remove the caps from the lines or system connection points until connections are ready to be completed 1 Route the supply and return lines from the fittings on the indoor manifold or tank to the fittings on the heat pump Run the lines in as direct a path as possible avoiding unnecessary turns and bends 2 Ensure that both lines are insulated over the entire exposed length and that both supply and return lines are not in direct con
12. earth which isolates the system with Respect to other utilities e The voltage must be within a tolerance of 10 of the nominal power supply voltage of the machine for unbalanced three phase unit max 3 between the phases Whenever these parameters are not respected contact the electric energy public body For electric connections use the cables with double isolation according to the Standards in force on this subject in the differentcountries The use of an omnipolar magnet circuit breaker switch is mandatory in compliance with the IEC EN Standards contact opening at least 3 mm with suitable cutoff power and differential protection on the basis of the electric data table shown below installed as near as possible to the appliance e It is mandatory to make an effective earth connection The manufacturer cannot be considered responsible for any damage caused by the lack of or ineffective appliance earth connection For units with three phase power supply check the correct connection of the phases 2 2 1 CABLE The cable section shown in the table are recommended for maxi mum lengths of 50m For longer lengths or different cable laying it is up to the designer to calculate the appropriate line switch the power supply line as well as the connection to the earth wire and connection cables depending on o length e type of cable e absorption of the unit and the physical location o ambient temperature ATTENTION Chec
13. ed from the direct rays of the sun most of the time North or east locations are usually most desirable Position the heat pump to avoid direct contact with water snow or ice from a roof line overhead e The heat pump must be installed on a solid level mounting pad that will not settle or shift Isolate the pad from the building structure to avoid possible transmission of sound or vibration from the heat pump into the conditioned space o The heat pump foundation should be raised to a minimum of 3 in above finish grade In areas which have prolonged periods of temperatures below freezing and or snowfall the heat pump should be elevated above the average snow line If heat pump is to be installed on a flat roof it should be on a platform or other support which will raise the unit base pan 12 in minimum above the surface of the flat roof e Care should be taken to ensure free drainage of condensate from defrost cycles This will prevent ice accumulation The heat pump should be located away from walkways to prevent possible icing from defrost condensate Avoid placing the heat pump near areas such as sleeping quarters or study rooms Normal operating sound levels may be objectionable if the heat pump is placed near certain rooms A shift in sound type does occur during the defrost mode The defrost mode generally lasts no longer than 5 minutes 1 4 MINIMUM WATER VOLUME piping P NH ti gt v t t vi
14. er to the section13 IMPORTANT Electrical wiring disconnect means and over current protection are to be supplied by the installer Refer to the rating plate for the maximum over current protection minimum circuit ampacity and operating voltage See wiring diagram Install an adequately sized branch circuit disconnect per the NEC within sight of and readily accessible from heat pump The cable or conduit and fittings connected from the disconnect to the heat pump shall be rated for outdoor use Check the heat pump rating plate and follow the appropriate instructions below NOTE All wiring must be suitable for outdoor use Use copper conductors only All field wiring must be done in accordance with National Electrical Code requirements applicable requirements of UL or local codes where applicable Electrical wiring disconnect means and over current protection are to be supplied by the installer Refer to the rating plate for the maximum over current protection minimum circuit ampacity and operating voltage See wiring diagram current 2 INSTALLATION INSTRUCTIONS AWARNING Excessive Weight Hazard Use two or more people to move and install condensing unit heat pump Failure to do so can result in back or other injury 7 Seal openings where r lines peneiratelsiructure This heat pump is shipped in one package completely assembled and wired The indoor controller is shipped in a separate ANK 030 045 050 H HP
15. erature Insufficient air flow Insufficient water flow Fan regulation anomalous functioning Air in the hydraulic system Excessive gas load High external air temperature High water input temperature Insufficient air flow Insufficient water flow Fan regulation anomalous functioning Air in the hydraulic system Excessive gas load High external air temperature High water input temperature Thermostatic expansion valve too open or dam aged Low external air temperature Low water input temperature Thermostatic expansion valve damaged or blocked Water filter blocked Plate heat exchanger blocked Insufficient air flow Insufficient water flow Loose wire on the pump Clogged filter Air in the system low pressure in the system loop SOLUTION Check the presence of voltage Check the safety systems upstream from the appliance Position at ON Check power supply line Replace the component Check Check Fastened properly Invert a phase Check Restore Tighten the screws Check Replace the component Check power supply voltage Check electric isolation of the windings Check Check fan functioning Check pump functioning Check Bleed Check Check Empty and restore the gas load Check Bleed Check Check Check Check fan functioning Check pump functioning Check the pump Clean filter Bleed the air 34 32 24 32 32 17 3 4 3 3 3 3 28 33 32 18 VN NV NVO NV IIA A FAAA y M5S1 1 ATTEN
16. f the unit nominal value 5 OPERATION 10 Earthing is correctly made All electric and hydraulic connections are 5 1 SET POINT IN COOLING MODE PARAMETER 1STF correctly tightened factory set 7 C 44 9 F At 9 C 4 2 MACHINE COMMISSIONING 5 2 SET POINT IN HEATING MODE PARAMETER 3STC Close the electric control board hatch factory set 45C 113 F At 9 C Position the appliance master switch at ON If the unit power supply is restored after a temporary interruption the set mode will be kept in the memory 5 3 COMPRESSOR START UP DELAY Two functions have been prepared to prevent compressor start ups that are too close Minimum time from last switch off 180 seconds LED CL off Minimum time from last switch on 300 seconds Make sure that the auxiliary switch contact IA 5 4 CIRCULATION PUMP see wiring diagram is open ifused and the display LED I A must be off The circuit board delivers an output for pump management which starts on commissioning and remains on for at least 150 seconds Press the ON key for 3 sec to switch the machine on and controls the state of the probes Tope CHANGEOVER ee ee PARAMETERS After the first 40 seconds of pump operation the water flow switch For every season change check that the functioning limits lie within the closes and the unit starts when the water flow rate is in normal proper limits working conditions the water flow rate alarm functions are acti va
17. iency of the plate heat exchanger resistance if envisioned Work pressure Leak test for water tightness control of the cooling circuit Functioning of high and low pressure switches Carry out the appropriate checks on the filter dryer to check effi ciency 6 4 MECHANICAL CHECKS Check the tightening of the screws the compressors and the elec trical box as well as the exterior panelling of the unit Insufficient fastening can lead to undesired noise and undesired vibrations Check the condition of the structure If there are any oxidised parts treat with paint suitable to eliminate or reduce oxidation 6 6 REFRIGERANT CHARGING PROCEDURE IT IS forbidden to CHARGE the circuit with a refrigerant gas different to the one indicated Using a different refrigerant gas can cause serious damage to the compressor The charging procedure is the following Empty and dry the entire cooling circuit using a vacuum pump connected to the low and high pressure socket until 10Pa 77 mi crons is read on the vacuum meter Wait a few minutes and check that this value does not rise above 50 Pa 362 microns Connect the refrigerant gas cylinder or a load cylinder to the ac cess port on the low pressure line Charge the amount of refrigerant gas indicated on the appliance features plate After a few hours of operation check that the liquid indicator indicates the dry circuit dry green In the case of partial loss the circ
18. including without limitation the implied warranties or merchantability or fitness for a particular purpose are limited to the duration of this limited warranty In no way shall the company be liable for incidental or consequential damages of any nature whatsoever including but not limited to lost profits or commercial loss to the full extent those damages can be disclaimed by law Kil Hil 1608 Bonhill Road Mississauga On LST 1C7 Toll Free 1 800 567 2221 Canada att Tey Toll Free 1 888 567 2227 USA Gil HVAC DISTRIBUTOR WNW aermec ca CN os Www aermec us p alll all ofii ult all AERMEC oe 1608 Bonhill Road Mississauga ON CA LST 1C7 Phone 905 564 2221 Canada www aermec ca Toll Free 1 800 567 2221 US www aermec us Toll Free 1 888 567 2227 The technical data given on the following documentation are not binding Aermec reserves the right to apply at any time all the modifications deemed necessary for improving the product
19. k the tightening of all power wire clamps on commissioning and after 30 days from start up Subsequently check the tightening of all the power clamps every six months Loose terminals can cause overheating of the cables and components 2 2 2 CONNECTING POWER SUPPLY e Before connecting the unit to the power supply mains en sure that the switch is off o Open the front panel e Use the holes at the bottom on the framework for the main electric power supply cable and for the cables of the other external connections under the responsibility of the installer It is forbidden to access with electric cables in positions not specifically envisioned in this manual e Avoid direct contact with not insulated copper piping and with compressor o Identify the clamps for the electric connection always refer to the electric layout supplied with the unit e For the functional connection of the unit bring a power supply cable to the electric control board inside the unit and connect to the U N and PE clamps respecting U phase N neutral PE earth in case of single phase power supply 220V 1 60Hz o Re position the inspection panels e Ensure that all protections removed for the electric connec tion have been restored before electrically powering the unit o Position the main system switch external to the appliance at ON AWARNING Electrical Shock Hazard Disconnect power before servicing Replace all parts and panel
20. presents e the compressors and resistances block function if the parameter is set at 1 e the compressors pumps and resistances block function if the parameter is set at 2 e represents the pump alarm as in the previous software version if the pa rameter is set at the value 3 ANOMALY The chiller does not start up Insufficient yield Noisy compressor Noise and vibrations The compressor stops due to intervention of the safety controls High discharge pressure Low discharge pressure High intake pressure Low intake pressure Flow switch error 104 11 8 TROUBLESHOOTING CAUSE No electric voltage Master switch at OFF Remote switch at OFF if present Control panel at OFF Main switch at OFF Compressor magnet circuit breaker at OFF Power supply voltage too low Remote control switch coil broken Circuit board broken Peak condenser broken Compressor broken No refrigerant Appliance dimensioning Functioning outside of operational limits Liquid refrigerant returns to the compressor Inadequate fixing of the piping connections Phase inverted compressor moving backwards in three phase versions only Contacts between metal bodies Weak rest Loose screws High pressure Low pressure Low voltage Poor connections relay contacts Functioning outside of operational limits Pressure switch dysfunction Circuit breaker protection interruption High external air temperature High water input temp
21. ribed below Aermec Chiller and Heat Pumps parts are warranted to be free from manufacturing defects for up to 12 months from the date of installation e The compressor is warranted for 5 years from the date of installation for residential application and 1 year for commercial applications Aermec Fan Coil parts are warranted to be free from manufacturing defects up to 12 months from date of installation Aermec Accessories valves storage tank expansion tank and control are warranted to be free from defects for up to 12 months from the date of original installation If during the period of warranty the products listed prove defective under normal use and service due to improper materials or workmanship as determined by MITS the company will at its sole discretion replace the defective part or component Conditions e Inthe event MITS replaces a part or component the repaired or replaced product shall be warranted under the original limited warranty for the remainder of the original warranty period e The warranty does not cover any failure of components not supplied by MITS nor does it cover failure of any part due to misuse including neglect improper installation repair alteration modification or adjustment e Damage caused by freezing corrosion and fouling is not covered under this warranty There are no other express warranties whether written or oral other than this printed limited warranty All implied warranties
22. s before operating Failure to do so can result In death or electrical shock 3 TERMINAL BOARD CONNECTIONS Connections under the responsibility of the installer All connections to which reference is made in the following explanations are part of the 13 POLE removable terminal board situated inside the electric control panel and connected to the MODUCONTROL There are two types of connections see wiring diagram at the end of the manual Commissioning must be performed with standard settings Only when the inspection has been completed can the functioning Set Point values be changed Before start up power the unit for at least 12 24 hours positioning the protection magnet circuit breaker switch and the door lock isolating switch at ON Make sure that the control panel is off in order to allow the compressor sump oil to heat 6 TO ACTIVATE TERMITAL BOARD 13POLE To activate terminal board set value of 9 PAN to 3 To get to this parameter enter password 030 SUMMER WINTER REMOTE CONTROL C F To prepare a summer winter remote switch over device connect the device contact to the clamps 3 and 5 of the 13 POLE terminal board ON OFF CONTROL IA To prepare an ON OFF remote switch over device connect the de vice contact to clamps 4 and 5 of the 13 POLE terminal board REMOTE ALARM AE Remote indicator can acknowledge alarms this is possible using clamps 6 and 7 of the 13 POLE terminal board connect an acoustic or visual
23. tact with floors walls duct work floor joists or other piping 3 Flush the lines out with water 4 Pack insulating material around water glycol lines where they penetrate the structure to protect the lines and to minimize vibration transmission 5 Connect the supply and return lines and tighten using two wrenches NOTE Always use two wrenches when tightening any fittings 110 mm i LaN P bel SYJ F Lal piepuegs paijddns uopauuos JO Jaydepy 2 2ELECTRICAL CONNECTIONS AWARNING y Electrical Shock Hazard Disconnect power before servicing Replace all parts and panels before operating Failure to do so can result in death or electrical shock The ANK heat pumps are completely wired at the factoryand only require connection to the electrical mains downstream from a unit switch according to that envisioned by the Standards in force on this subject in the country of installation It s also advised to check the following o The electrical mains features are suitable For the absorption values indicated in the electrical data table in technical manual Also taking into consideration any other machines operating at the same time e The unit is only powered when installation has been completed hydraulic and electric Respect the connection indications of the phase and ground wires o The power supply line must have a relevant protection mounted upstream against short circuits and dispersions to
24. ted differential pressure switch or flow meter When the ma Check that the compressor input current is lower than the maximum P P chine enters stand by mode the pump remains on for 30 sec and indicated in the technical data table controls the flow meter or the pressure switch Mak hat the vol lue lies within th fixed limi h ake sure that the voltage value lies within the pre fixed limits and that 5 5 FAN SPEED CONTROL unbalance between the three phases three phase power supply is not above 3 DCPX ACCESSORY SEASON CHANGEOVER FROM PANEL ON MACHINE COOLING OPERATION AT LOW AMBIENT CONDITIONS AND HEATING OPERATION AT HIGH AMBIENT CONDI Access the USER SET list by touching the insert password key 000 already displayed just confirm by re pressing the key g TIONS To allow correct functioning of the unit at different external tem peratures the MODUCONTROL by reading the pressure via the pressure probe controls the rotation speed of the fans thus allow The parameter affected is the Sta changing the value O and 1 will change the operation from cooling to heating accordingly For further informa a oui Sen MANE ing to increase and or decrease heat exchange keeping the con m CODE NAME min Default Max Meaning densation or evaporation pressures more or less constant The fan 0 function functions independently with respect to the compressor Remem ing in coal ber that the DCPX is mandatory for the production
25. uit must be emptied completely before being re charged The R410A refrigerant must only be charged in the liquid state Functioning conditions that are different to the nominal condi tions can give rise to values that are greatly different Leak testing must only be performed using R410A refrigerant gas nitrogen and using a suitable leak detector In the refrigerant circuit it is prohibited to use oxygen or acetylene or other inflammable or poisonous gases because they are a cause of explosions or intoxication 7 LIST OF CONTROLS FOR THE GUIDED PROCEDURE How to modify a parameter in the user menu To enter the USER menu press the key shown in Fig A Once the key has been pressed the password must be inserted for access to the various menus To access the user menu the password is 000 which is the de fault displayed to modify the value of the password use the arrow keys Once the correct password has been inserted press the key shown in Fig A The display shows the index of the USER parameter and a string of three characters that identify it The string remains displayed for one second after which it is replaced by the value relative to the parameter itself To pass to the next parameter use the arrow keys Fig B To mod ify a parameter just select it press the key shown in Fig A modify the value using the arrow keys shown in Fig B To confirm the modification press the key shown in Fig A again PASSWORD
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