ECOLEAN R410A Climatic ENG 200-400
Contents
1. Step 3 Step 4 Step 1 Step 2 Step 3 lt gt a gt lt Step 1 Step 2 Compresor Compresor i i ON l 03 C c03 t 1 gt Set point Setpoint i lq 005 005 05 4005 c05 Diferencial Set point I Set point Set point Units with 1 compressor Units with 2 compressors Units with 3 compressors Units with 4 compressors Operation with one compressor is as shown in the diagram taking into account that the temperature about which the controller takes over is the inlet water temperature When this temperature exceeds the set point tolerance range differential the compressor starts to produce cool water When inlet water temperature gets below the set point the compressor stops For example when the set point 11 C and differential 2 C the compressor stops when inlet water temperature is 11 C and starts when this temperature exceeds 13 C HEATING OPERATING MODE Step 4s Step 3 Step 2 Step 3 Step 2 Step 1 gt ja gt gt lt Step 2 Step 1 4 1 Compresor ON i Compresor i OFF c04 Fa i i Set point Set point lt c05 pa 605 1 1 Diferencial Set point Set point Set point Units with 1 compressor Units with 2 compressors Units with 3 compressors Units with 4 compressors Operation with one compressor i2. Press Press LEVEL 2 on o E Active alarms Codes dh The unit self protects through safety devices when any of these safety devices detect an anomaly this is shown in the display in order to advise the operator The activation of an alarm brings about The display of the alarm code beginning with the letter E and follows a number if more than one alarm will be activated the alarm shown would be the one with the lowest numerical value In some cases it can block some of the outputs stopping the unit depending on the type of alarm E00 This indication is not an alarm it indicates that unit is turn off from ON OFF remote VIS Visualization It indicates the type of alarm shown on the display RE Reset Type of reset AUT AUTOMATIC RESET Some alarms are automatically reset When the cause is no longer present they disappear from the display MAN MANUAL RESET Press ON OFF button and release within 2 seconds If the alarm conditions have been removed the instrument returns to the normal operation and the alarm relay is de energized If on the other hand the alarm conditions persist then call for technical service VIS DESCRIPTION EFFECT RE ACTION Reset and check High pressure switch alarm Circuit 1 Coil is clean and not blocked E01 This alarm may indicate the following problems MANET lt Water flow on the heating cycle
3. FARIA Fro PASSWORD B 5 Password value number 38 Compressor operating OPERATING HOURS r hours EHI TH Amount of hours Water pump operating hours Amount of hours y GE L Water temperature adjustment menu Status temperature probes menu St1 Inlet water temperature O St2 Outlet water temperature St3 and St6 Piping temperature pression St4 Outdoor temperature with option Dynamic set point Lr Active alarms Menu BH Configuration parameters menu IH r Operating hours resources management compressor water pump BL 5 Password to access to parameters configuration number the password is 38 8 SET POINT THERMOSTAT FUNCTION DESCRIPTION MAIN DISPLAY LEVEL 1 LEVEL 2 LEVEL 3 It shows SET POINT DEL Cooling set point In g gt Set point value Inlet water temperature Y Active alarms Heating set point HE H y Set point value See page 7 for adjustment of set point of the system The water temperature is thermostatically controlled via a set point and a tolerance range differential The operation of these parameters is shown in the following diagrams COOLING OPERATING MODE Step 1 Step 2
4. Gateways KP06 no 1 KP06 2 KP06 15 Adress 10 Adress 20 Adress FOH BA EB EcoLean 1 EcoLean 9 EcoLean 113 Adress 11H EB Adress 21H BA EB Adress F1H BA EB EcoLean 2 EcoLean 10 EcoLean 114 Adress 18H BA EB Adress20H B EB Adress F8H B EB EcoLean 8 EcoLean 16 EcoLean 120 BA Bus Adapter EB Electrical Box 12 MODIFY PARAMETERS MAIN DISPLAY E Press It shows on 5 lt k Inlet water temperature Active alarms NOTE When the leds on the display flash alternatively from one to the other you are on menu mode iun X Y Se Far 73 T 7 3 za m TI Fr 0 dFr Menu of configuration parameters of the unit General configuration parameters of the unit Values Configuration parameters concerning to compressor Values C Configuration parameters concerning to fan and defrost control Values F Configuration parameters concerning to active alarms Values A UB Configuration parameters concerning to water pump Values P Configuration parameters concerning to anti freeze Values r Configuration parameters concerning to defrost cycle Values d n am EM
5. High pressure switch protection E Check fan protection Stopped fan OP Condenser air temperature is very high Check refrigerant charge Low pressure switch alarm f f Reset and check This alarm may indicate the following problems Coil is clean and not blocked Low amount of refrigerant Circuit 1 Water flow on the cooling cycle E02 Low water flow in cooling cycle compressors AUTO e Check fuses of the fan Blocked coil in heating cycle stop MAN Evaporation air temperature is very low Stopped fan Check refrigerant charge After two automatic resets in one hour it comes to be a manual reset Reset and check Check refrigerant charge Compressor thermal protection alarm Compressor 1 Check the refrigerant circuit is not Lh blocked E03 Compressor thermal protection open circuit 1 Check connections and protections Faulty power supply stops Check power supply Reset check E04 Fan thermal protection alarm MAN Fan compressors _ Check ti d emtadi stop eck connections and protections 16 ALARM CODES Stopped fan After two automatic resets in one hour it comes to be a manual reset VIS DESCRIPTION EFFECT RE ACTION Anti freeze alarm Reset and check It indicates the outlet water temperature is lower Check the water filter E05 than 3 C it kit low water temperature is not Unit stops AUTO Check water
6. 3 mu T E ZJ a la eT 1171 2061 Te 4 To access to parameters modification a password should be included to the system this is not necessary if you only want to see the parameters Press It shows Inlet water temperature Active alarms mode on off _ S Press X PH mode Press 27 Press RI v on off Insert password number 38 lr password Bb Press 13 MODIFY UNIT PARAMETERS MAX Maximum value for the parameter MIN Minimum value for the parameter DEF The default value factory set UNIT The units of measure used VAR Minimum variation allowed DESCRIPTION MIN MAX DEF UNIT VAR 1 CIRCUIT UNIT MODEL Climatic 200 C03 Cooling thermal regulator hysteresis 0 255 1 5 G 0 1 04 Heating thermal regulator hysteresis 0 255 1 5 C 0 1 5 Steps delta 0 255 1 5 C 0 1 HOB 514 configuration 0 no probe 3 outdoor temp 0 3 Num 1 H26 Ser
7. MODEL RC Climatic 200 READING DISPLAY This is a 3 digit display the inlet water temperature is shown in degrees default C when shows decimal point The following can also be displayed Values of all parameters controlled by the equipment Cooling set point cooling differential temperature Heating set point heat pump units and heating differential temperature Outlet water temperature as security Inlet water temperature regulation Piping temperature pression Alarm codes The status of all machine functions operating hours delay time etc COOLING MODE LED When this LED is continually lit it indicates that the unit is operating in cooling mode HEATING MODE LED When this LED is continually lit it indicates that the unit is operating in heating mode COMPRESSOR LED When this LED is continually it indicates that the compressor is operating in heating or cooling mode depending on the operating mode selected however when it flashes this indicates that pausing is taking place delaying the compressor start LED 1 Compressor 1 circuit 1 LED 2 Compressor 2 circuit 1 When none of these two leds COOLING HEATING are lit it indicates that the operating mode selected is STAND BY DEFROST LED LED ON The defrosting is in progress m 2 LED OFF If defrosting is disabled has been completed LED BLINK If timing is in progress defrost interval ELECTRIC
8. temperature cool Dynamic set point differential H37 Ext temperature heat Dynamic set point differential Units with Climatic 400 H14 St4 configuration 0 no probe 3 Outdoor temperature H50 Dynamic set point enable 0 disabled 1 enabled H53 Ext temperature in cool Dynamic set point H54 Ext temperature in heat Dynamic set point H55 Ext temperature cool Dynamic set point differential H56 Ext temperature heat Dynamic set point differential Outdoor temperature probe has to be connected between 97 and 98 terminal block on the electrical box Note 1 On the display the St4 probe indicates the outdoor temperature See the following page 11 OPTIONS i o Set point C DYNAMIC SET POINT Set point C 12 42 C heating set point 9 C 38 C cooling set point i o o 25 C 35 C outdoor temp C outdoor temp C 6 C 12 C startin starting differential Dynamic Dynamic differential 10 C set point set point lt 6 C COOLING MODE When the outdoor temperature exceeds 35 C the unit set point is the set value The Dynamic set point function starts when the temperature is below 35 C The set point value increases below 35 C so for 25 C 10 C differential the set point is 3 C more than the set value HEATING MODE only for heat pump units When the outdoor temperature is 6 C the unit set point is the set value The Dynamic set point function starts when the temperatur
9. down key decreasing value FUNCTION UNIT COMMISSIONING When all the instructions in the Operating Service and Installation Manual have been carried out the unit can be commissioned as follows POWER SUPPLY TO THE UNIT Set the general cut off switch to ON TURN THE UNIT Pressing button for more than 2 seconds lets you turn ON the unit The display lights up and shows the inlet water temperature or an alarm indication and the different leds on the unit will flash see page 16 for alarm section If E00 is shown indicates that the unit has been turn off by the remote ON OFF switch located between 93 and 94 terminals at the electrical box If the unit does not incorporate this switch verify that a link exists between these terminals To turn OFF the unit press button for more than 2 seconds Before disconnecting power supply wait until water pump stops NOTE When unit is not going to be operating during long periods of time do not turn off power supply select the OFF operating mode in order to anti freeze protection works SELECTING THE UNIT S OPERATING MODE The operating mode is always indicated on the display by leds Pressing the button repeatedly you can change the unit operating mode and select the required one asus gt HEAT STAND BY COOL The unit is working on cooling mode the led 3 amp will light up on the display HEAT The unit is working on heating mode the
10. flow fitted MAN Check that the water pump is After 1 automatic reset it comes to be a manual connected to power supply of the unit reset Check Outlet water temperature probe alarm St2 Connection of outlet water temperature E06 Outlet water temperature probe open or without Unit stops AUTO probe St2 see electrical diagram connecting check continuity and change the faulty component je Check bu n piping temperature probe St3 Ed al piping pression probe see electrical diagram E07 Refrigerant piping temperature or pression probe Unit stops AUTO check continuity and change the faulty open or without connecting component Check High pressure high temperature alarm Working of high pressure switch It is activated when refrigerant piping Circuit 1 Coil is clean and not blocked E11 temperature pression probe St3 detects compressors AUTO Water flow on the heating cycle temperature higher than 70 C 45bar and the stop Check fan protection high pressure switch has not been activated Condenser air temperature is very high Check refrigerant charge Check low pressure switch working Low pressure low temperature alarm Coil is clean and not blocked It is activated when refrigerant piping Check water flow on the cooling cycle E12 temperature pression probe 513 detects Circuit 1 AUTO Check fan protection temperature lower than 30 C 2bar and the
11. low compressors Evaporation air temperature is very low pressure switch has not been activated Stop Check refrigerant charge Reset and check C Check refrigerant charge ompressor 2 thermal protection alarm e Check the refrigerant circuit is not E13 Compressor thermal protection open era MAN blocked 9 Faulty power supply stops Check connections and protections Check power supply Check High pressure switch alarm circuit 2 mr Coll is clean and not blocked This alarm may indicate the following problems Water Mow on the heating cycle E21 Hi compressors MAN Check fan protection lt High pressure sWitchi protection stop e Condenser air temperature is very high Stopped fan Ch p y nigh Check refrigerant charge Low pressure switch alarm circuit 2 This alarm may indicate the following problems Check Low amount of refrigerant un Coil is clean and not blocked Low water flow in cooling cycle Circuit2 AUTO Water flow the cooling cycle E22 Blocked coil in heating cycle ub cd MAN Check fan protection Evaporation air temperature is very low Check refrigerant charge Unit stops except water pump 17 ALARM CODES VIS DESCRIPTION EFFECT RE ACTION Check Compressor 1 circuit 2 thermal protection alarm Compressor 1 Check refrigerant charge E23 Compressor thermal protection open circuit 2 MAN Check the refri
12. low and the outdoor coil could become frozen To melt the ice the defrosting function will switch the unit to cooling operation for a short period During defrosting mode the low pressure is at minimum level consequently the pressure switch is disabled in this mode The manufacturer uses default control settings which apply to most installations The set parameters determine the following INITIAL DEFROSTING TEMPERATURE The defrosting cycle begins when outdoor probe pression is below 5 7 bar END DEFROSTING CYCLE The defrosting cycle ends when outdoor probe pression of the refrigerating pipe reaches 35 bar DELAY BETWEEN TWO DEFROSTING REQUESTS Time between two defrosting cycles is calculated from the end of one to the beginning of next and it is 30 minutes This defines the time during which the initial defrosting pression must be maintained When this time has elapsed the unit starts to defrost If the initial defrosting increases before this time has elapsed the timer would block and it would only start to count when the temperature returns below the starting defrosting pression This pausing prevents the unit from carrying out continual defrosting patterns MAXIMUM DEFROSTING DURATION It is the maximum defrosting time This defines the maximum period if the temperature has not exceeded a set value This timing prevents too long defrosting cycles The maximum defrosting time will be 5 minutes DEFROSTING CYCLE SEQUENCE When t
13. parameters controlled by the equipment Cooling set point cooling differential temperature Heating set point heat pump units and heating differential temperature Outlet water temperature as security Inlet water temperature regulation Piping temperature pression Alarm codes The status of all machine functions operating hours delay time etc COMPRESSOR LED When this LED is continually lit it indicates that the compressor is operating in heating or cooling mode depending on the operating mode selected however when it flashes this indicates that pausing is taking place delaying the compressor start LED 1 Compressor 1 circuit 1 LED 2 Compressor 2 circuit 1 UP BUTTON A Selects the operating mode between the following Stand by Cool Heat In menu mode this button acts as a scroll up or up key increasing value HEATING MODE LED COOLING MODE LED When this LED is continually lit When this LED is continually lit it indicates that the unit is it indicates that the unit is operating in heating mode operating in cooling mode COOLING MODE LED HEATING MODE LED When none of these two leds COOLING HEATING are lit it indicates that the operating mode selected is STAND BY MODE ON OFF BUTTON DEFROST LED LED ON The defrosting is in Pressing both buttons progress at the same time gets to the menu level They also move one level up or down in the
14. AL HEATER LED When this LED is continually lit it indicates that the internal anti freeze electrical heater is on if the led is off the internal anti freeze is off UP BUTTON 2 MODE ON OFF In menu mode this BUTTON OFF BUTTON button acts as a scroll Pressing both Turn the unit ON and OFF Press also once to reset up or up key buttons at the same all manually reset alarms not currently active all the increasing value time gets to the alarm events per hour will also be reset even if the menu level alarms are not active They also move one level up or down in the menu MODE BUTTON Selects the operating mode between the following DOWN BUTTON Stand by Cool Heat In menu mode this key acts as a scroll down or down key decreasing value THE KEYPAD REMOTE CONTROLLER OPTION MODEL RC Climatic 400 READING DISPLAY This is a 3 digit display the inlet water temperature is shown in degrees default C when shows decimal point The following can also be displayed Values of all parameters controlled by the equipment Cooling set point cooling differential temperature Heating set point heat pump units and heating differential temperature Outlet water temperature as security Inlet water temperature regulation Piping temperature pression Alarm codes The status of all machine functions operating hours delay time etc COOLING MODE LED When this LED is
15. REPUBLIC FRANCE GERMANY IRELAND NETHERLANDS PORTUGAL RUSSIA SLOVAKIA UKRAINE UNITED KINGDOM OTHER COUNTRIES COD MUL35E 0506 07 2006 LENNOX BENELUX N V S A www lennoxbelgium com LENNOX JANKA a s www janka cz LENNOX FRANCE www lennoxfrance com LENNOX DEUTSCHLAND GmbH www lennoxdeutschland com LENNOX IRELAND www lennoxireland com LENNOX BENELUX www lennoxbenelux com POLSKA Sp z o o www lennoxpolska com LENNOX PORTUGAL Lda www lennoxportugal com LENNOX DISTRIBUTION MOSCOW www lennoxrussia com LENNOX SLOVENSKO s r o LC www lennoxdistribution com p err E LENNOX REFAC S A www lennoxspain com LENNOX DISTRIBUTION KIEV www lennoxrussia com LENNOX UK www lennoxuk com LENNOX DISTRIBUTION www lennoxdistribution com Due to Lennox s ongoing commitment to quality Specifications Ratings and Dimensions subject to change without notice and without incurring liability Improper installation adjustment alteration service or maintenance can cause property damage or personal injury Installation and service must be performed by a qualified installer and servicing agency
16. USER MANUAL CONTROLLER Climatic 200 400 SOLUTIONS lt 4 Sar sv o PROVIDING INDEX CONTENTS PAGE INDEX 1 GENERAL DESCRIPTION 2 THE KEYPAD Climatic 200 3 THE KEYPAD Climatic 400 4 THE KEYPAD REMOTE CONTROLLER OPTION RC Climatic 200 5 THE KEYPAD REMOTE CONTROLLER OPTION RC Climatic 400 6 FUNCTION 7 UNIT COMMISSIONING SELECTING OPERATING MODE SELECTING SET POINT MENU MODE 8 ADJUSTING WATER TEMPERATURE SET POINT 9 ANALOGUE INPUTS TEMPERATURE PROBES 10 OPTIONS 11 12 MODIFY UNIT PARAMETERS 13 14 OPERATING HOURS 15 ALARM CODES 16 18 DEFROSTING SYSTEM 19 FAN SPEED CONTROL only for 0091 to 0812 units 20 FAN FUNCTIONING CONTROL only for 1003 to 1303 units 20 SAFETY DEVICES 21 GENERAL DESCRIPTION This equipment is an electronic device that controls packaged water cooling systems via air and reversible air water heat pumps EAC EAR 02515 to 18045 The thermostat allows the following operations Unit ON OFF Select system operating mode Set point adjustment Alarm signal relay Display temperature Status of the unit alarms Possibility of remote ON OFF Aremote controller as an option REGULATION The control makes the system regulation as follow Receives the signals of analogue inputs through the inlet and outlet probe temperature values and the refrigerant piping probe temperature pression the probe is
17. ar on the unit display REMOTE CHANGEOVER SUMMER WINTER On heat pump units it is possible to select cooling or heating mode with a remote contact The ON OFF remote can be combined with this function in order to control the unit from a long distance with the Off Cool Heat options To use this option 1 Connect a remote contact between the 99 and 100 terminal block on the electrical box 2 Change the parameters H27 1 for units with Climatic 200 H49 1 for units with Climatic 400 From this moment when the contact is open the heating mode has been selected and when the contact is closed the cooling mode has been selected Note 1 when this function is enabled you can only change between the cooling and heating mode through this contact The change through the remote control or through the unit display is disabled DYNAMIC SET POINT With this Option which incorporates an additional outdoor temperature probe St4 to have a Dynamic adjustment to the set point based on ambient temperature The set point value can be increased to 3 C on cooling mode or decreased to 4 C on heating mode when the external conditions are more advantageous so an extra energy saving can be achieved Parameters Units with Climatic 200 H08 St4 configuration 0 no probe 3 Outdoor temperature H31 Dynamic set point enable 0 disabled 1 enabled H34 Ext temperature in cool Dynamic set point H35 Ext temperature in heat Dynamic set point H36 Ext
18. ccording to COOLING MODE The on off and low high fan speed is managed according to the condensing pressure See the drawing below COOLING MODE Highspeed IN Low speed T x oC 15 C 30 C 35 C Outside temperature C 22bar 28bar 30bar 37bar Condensing pressure HEATING MODE only heat pump units The low high fan speed is managed according to the ambient thermostat See the drawing below HEATING MODE High speed Low speed 10 C 7 C Outside temperature C 20 SAFETY DEVICES The units contain various safety devices to avoid damage to the unit due to very low water temperatures 1 Anti freeze protection This protection is activated by the control of the unit when the outlet water temperature probe St2 located inside the water exchanger measures 5 C and deactivates when the outlet water temperature probe reaches to 6 C again When the protection is activated occurs as follow If the unit is on STAND BY as the operating mode the water pump goes on the same happens with electrical heater of water exchanger and electrical heater of water tank if included DO NOT TURN OFF THE POWER TO THE UNIT WHEN THE POWER IS OFF THE ANTI FREEZE PROTECTION WILL NOT OPERATE If the unit is operating on cooling mode feeds the electrical heater of water tank the electrical heater of the water exchanger and activates the hot gas injection valve
19. continually lit it indicates that the unit is operating in cooling mode HEATING MODE LED When this LED is continually lit it indicates that the unit is operating in heating mode When none of these two leds COMPRESSOR LED COOLING HEATING lit it When this LED is continually lit it indicates that the indicates that the operating mode compressor is operating in heating or cooling mode selected is STAND BY depending on the operating mode selected however when it flashes this indicates that pausing is taking place delaying the compressor start LED 1 Compressor 1 circuit 1 LED 2 Compressor 2 circuit 1 LED 3 Compressor 1 circuit 2 LED 4 Compressor 2 circuit 2 d ON OFF BUTTON Turn the unit ON and OFF Press also once to reset all manually reset alarms not currently active all the alarm events per hour will also be reset even if the alarms are not active ELECTRICAL HEATER LED When this LED is continually lit it indicates that the internal anti freeze electrical heater is on if the led is off the internal anti freeze is off UP BUTTON A MODE ON OFF In menu mode this button BUTTON MODE BUTTON Bee se Pressing both buttons Selects the operating mode between the following at he same time gets Stand by Cool Heat key increasing value to the menu level They also move one level up or down in the DOWN BUTTON XY menu In menu mode this key acts as a scroll down or
20. d at the electrical box This device controls the operation of the unit allowing the regulation Allows the fan speed to be varied with respect to of the system the condensing temperature only for Standard and FP1 units Keypad located in the unit Keypad located in the unit Fan control plate 0000 0000 000 Control Module RN Ifi 0 000 000 0000 Fan control plate o s 00 0000 0000 OPTION Electrical box at the unit Remote controller option Terminal block A remote controller is offered as an option To install this optional remote controller proceed as follow Connect exactly as indicated in electrical diagram The wire should not exceed 50 m Three lead shielded cable with a cross section of 1 three cables for connection from the keypad the power board must be kept separate from other cables using an individual cable channel and use shielded cables with a cross section of 1 mm2 C ay Connection to be made by customer MAXIMUM LENGTH 50m THE KEYPAD INCORPORATED AT THE UNIT MODEL Climatic 200 READING DISPLAY This is a 3 digit display the inlet water temperature is shown in degrees default C when shows decimal point The following can also be displayed Values of all
21. e exceeds 6 C The set point value decreases above 6 C so for 12 C 6 C differential the set point is 4 C less than the fixed value BMS CONNECTION It is possible to connect the unit toa BMS system with a MODBUS protocol A communication adaptor is installed in the unit With a GATEWAY 8 units can be connected It is possible to achieve a net with 15 GATEWAYS This net communicates with a BMS system through MODBUS protocol The interface can Select between OFF STAND BY COOL HEAT Modify the cooling and heating set point Read the alarm status Read all the functioning temperatures Read the status of inputs pressure switches fluid switch thermal protection Read the status of outputs compressor fan pump Read the maximum and minimum set point available in cooling and heating mode Parameters Units with Climatic 200 H26 Serial output configuration 1 ModBus H44 Family serial address 0 H45 Device serial address 1 8 different for each one connected to the GATEWAY Units with Climatic 400 H48 Serial output configuration 1 ModBus H65 Family serial address 0 H66 Device serial address 1 8 different for each one connected to the GATEWAY
22. eously for more than 2 seconds the display will show up GE H press again and for more than 2 seconds and you will be on the main display MENU MODE Press and buttons and release within 2 seconds to enable the user to get to the menu mode To move through the menu on this way Press mode and buttons simultaneously and release within 2 seconds To move through the menu on this way Press and buttons simultaneously for more than 2 seconds To move through the menu on this way Y press To move through the menu on this way press NOTE When the leds on the display flash alternatively from one to the other you are on menu mode MENU STRUCTURE MAIN DISPLAY LEVEL 1 LEVEL 2 y LEVEL 3 I7 a Cooling set point It shows co Inlet water temperature SET POINT SEE cri Heating set point H Active alarms gt Set point value cool Set point value heat Probe status Codes Fr Ue co rm 4 5 Probe value ALARMS Active alarms Codes a m T 70 PARAMETERS 28
23. gerant circuit is not blocked Faulty power supply stops Check connections and protections Check power supply d Reset check E24 Fan thermal protection alarm compressors stop Check connections and protections eel tale piping temperature probe alarm St6 Connection of refrigerant piping temperature E27 tma indicate Unit AUTO pression probe St6 see electrical diagram y PNE stops check continuity and change the faulty Refrigerant piping temperature probe open or combonent without connecting p Check High pressure high temperature alarm Working of high pressure switch It is activated when refrigerant piping Circuit 2 Coil is clean and not blocked E31 temperature pression probe St6 detects a Compressors AUTO Water flow on the heating cycle temperature higher than 70 C 45bar and the stop Check fan protection high pressure switch has not been activated Condenser air temperature is very high Check refrigerant charge Low pressure low temperature alarm COME n c It is activated when refrigerant piping Circuit 2 Check water flow on the E32 temperature pression probe 516 detects compressors AUTO Check fan protection g etit temperature lower than 30 C 2bar and the low stop Ape pressure switch has not been activated vaporation air temperature is very low Check refrigerant charge Check refrigerant c
24. harge Compressor 4 thermal protection alarm Compressor 2 Check the refrigerant circuit is not E33 Compressor thermal protection open circuit 2 MAN blocked Faulty power supply stops Check connections and protections Check power supply die ER probe alarm oen Unit Check connection of inlet water temperature E40 y AUTO probe 511 see electrical diagram check Inlet water temperature probe open or without stops tinuit d ch the fault t connecting continuity and change the faulty component Unit Check water circuit is not blocked E44 Water flow ewitch alarm stops AUTO Check water filter It indicates low water flow in the unit p 9 Check water pump operation Unit Check the St4 probe connection or cancel E42 St probe error stops AUTO Dynamic set point if the unit does not incorporate St4 probe E45 Alarm of configuration error AUTO It may indicate that the terminal is broken High inlet water temperature It indicates Inlet water ss probe detects Unit Check connection of inlet water temperature E46 temperatures higher than 90 C during more than stops AUTO probe 511 see electrical diagram check the one minute continuity and change the faulty component Unit stops except water pump 18 DESCRIPTION OF THE DEFROSTING SYSTEM The defrosting process is activated during heating mode in heat pump units when the outside temperature is
25. he defrosting cycle starts the compressor stops the four way valve reverses 30 seconds and after 30 seconds the compressor starts This cycle ends when the outside exchanger probe detects the final defrosting pression or exceeds a safety interval When the defrosting cycle has finished the compressor stops 30 seconds Then the four way valve reverses and 30 seconds later the compressor starts again in heating mode generating again warm water more efficiently due to the absence of frost 19 FAN SPEED CONTROL for 0091 to 0812 units Fan speed control Management of the fan speed It is managed by a fan speed control printed plate located at the electrical box of the unit The function of the fan speed control is to prevent very low condensing temperatures during cooling mode operation between 0 C and 46 C outside temperatures In this case it is a proportional fan speed control which varies the fan voltage supplied to the fan FAN STAGES AMBIENT TEMPERATURE FAN RPM Fan stops Ambient temperature below 5 C 0 Minimum fan speed Ambient temperature between 5 C and 20 C 350 Fan regulation Ambient temperature between 20 C and 30 C 350 to 750 Silent fan speed Ambient temperature between 30 C 35 C 750 Maximum fan speed Ambient temperature over 35 C 900 FAN FUNCTIONING CONTROL only for 1003 to 1804 The fans for these models incorporate 2 speeds The fans work on high or low speed a
26. ial output configuration 0 1 0 1 Hz 1 Operation mode selection 0 selection by keyboard 1 selection by digital input 0 2 0 Num 1 H3 I Dynamic set point enable 0 no enable 1 enable 0 1 0 1 H3q Ext temperature in cool Dynamic set point 127 127 35 C 1 H35 Ext temperature in heat Dynamic set point 127 127 6 0 C 1 H36 Ext temperature cool Dynamic set point differential 12 7 12 7 1 10 0 oe 0 1 H31 Ext temperature heat Dynamic set point differential 12 7 12 7 6 0 eC 0 1 H44 Family serial address 0 14 0 Num 1 H45 Device serial address 0 14 0 Num 1 H50 Compressors activation sequence 0 1 0 1 HS6 Alarm output polarity 0 open relay if the output is on 0 1 0 1 1 closed relay if the output is on Water tank heater configuration 0 Switched on by the controller 0 1 1 c 1 1 Switched automatically in defrost cycle f7 Internal antifrost heater set point in heat 1 48 35 C 1 DESCRIPTION MIN MAX DEF UNIT VAR 2 CIRCUITS UNIT MODEL Climatic 400 Cooling thermal regulator hysteresis 0 255 1 5 C 0 1 Heating thermal regulator hysteresis 0 255 1 5 G 0 1 r s Steps delta 0 255 1 5 C 0 1 Compressors activation sequence hours 0 1 1 L 1 H09 Balancing of the circuits o saturation of the circuits 0 1 0 1 1 balanced 5 H 4 514 configuration 0 no probe 3 outdoor temperature 0 3 0 Num 1 H45 Alarm relay polarity 0 open relay if the output
27. if the unit incorporates these options If the unit is operating on heating mode feeds the electrical heater of water tank and the electrical heater of the water exchanger if the unit incorporates these options 2 Low water temperature alarm This alarm activates when the outlet water temperature probe St2 measures a value of 3 C As a consequence the unit stops The alarm could be reset when outlet water temperature reaches 8 C 3 Compressor start delay There is a start to start anti cycle time of 5 minutes between starts compressor starts and a further delay between compressor stop to start of 5 minutes maximum number of starts is 12 per hour 4 Compressor crankcase heaters It is located around the compressor This protection is activated when the unit is stopped in order to keep the compressor oil on suitable conditions and to avoid refrigerant condensing inside the compressor DO NOT TURN OFF THE POWER TO THE UNIT WHEN THE POWER IS OFF THE CRANKCASE HEATER PROTECTION WILL NOT OPERATE 5 Water pump start delay In both heating and cooling modes the compressors start 4 minutes after the water pump has started in order to stabilize the water system DO NOT TURN OFF THE POWER TO THE UNIT WHEN THE POWER IS OFF THE WATER PUMP START DELAY PROTECTION WILL NOT OPERATE 21 22 LENNOX BELGIUM LUXEMBOURG CZECH
28. is on 0 1 0 4 1 closed relay if the output is Serial output configuration 0 1 0 1 449 Operation mode selection 0 selection by keyboard 1 selection by digital input 0 1 0 1 Dynamic set point enable 0 no enable 1 enable 0 1 0 1 H53 Ext temperature cool Dynamic set point 127 127 35 C 1 Ext temperature in heat Dynamic set point 127 127 6 C 1 H55 Ext temperature cool Dynamic set point differential 50 0 80 0 10 0 G 0 1 HGE Ext temperature heat Dynamic set point differential 50 0 80 0 6 0 C 0 1 HGS Family serial address 0 14 0 Num 1 Hbb Device serial address 0 14 0 Num 1 Water tank heater configuration 0 Switched on by the controller 0 1 1 1 1 Switched automatically in defrost cycle I Internal antifrost heater set point in heat 1 48 35 C 1 OPERATING HOURS mode Press on off It shows 4 GE E Inlet water temperature Acti Press ctive alarms EP Press X EW Err Press Y es En PH c Press Y Y a 1 lt Compressor 1 operating hours P5 5 EUR Une lt Compressor 2 operating hours Press Press IH 3 Compressor operating hours Y o
29. led will light up on the display only heat pump units STAND BY The unit is working on stand by none led will light up Once cooling or heating mode has been selected water pump will turn on If cooling is the unit s operating mode selected and the inlet water temperature exceeds the cooling set point or if heating mode has been selected and the inlet water temperature drops below the heating set point there will be a demand for the compressor to start then the compressor led starts blinking indicating that the compressor start is delayed due to the compressor recycle timer operation see page 20 after this the compressor will start and the led is on SELECTING THE WATER TEMPERATURE OF THE SYSTEM SET POINT To modify the set point of the unit follow the steps Press the buttons and mode simultaneously the display will show up 5E L Press the buttons and mode again the display will show up n gl cooling set point Pressing the buttons and EH the display will show up HE R heating set point only heat pump units Once positioned on the set point which should be changed or H Al press the buttons off and simultaneously and release within 2 seconds and the display shows up the current set point and with buttons or may change the set point between maximum and minimum limits the set point has been changed press on off and simultaneously To get to the main display press and simultan
30. menu LED OFF If defrosting is disabled or has been completed LED BLINK If timing is in progress defrost interval Climatic 200 READING DISPLAY OFF DOWN BUTTON 2 ELECTRICAL HEATER LED Turn the unit ON and OFF Press also once to reset all manually When this LED is continually lit it indicates that reset alarms not currently active all the alarm events per hour the internal anti freeze electrical heater is on will also be reset even if the alarms are not active if the led is off the internal anti freeze is off In menu mode this key acts as a scroll down or down key decreasing value THE KEYPAD INCORPORATED AT THE UNIT MODEL Climatic 400 READING DISPLAY This is a 3 digit display the inlet water temperature is shown in degrees default C when shows decimal point The following can also be displayed Values of all parameters controlled by the equipment Cooling set point cooling differential temperature Heating set point heat pump units and heating differential temperature Outlet water temperature as security Inlet water temperature regulation Piping temperature pression Alarm codes The status of all machine functions operating hours delay time etc COMPRESSOR LED When this LED is continually lit it indicates that the compressor is operating in heating or cooling mode depending on the operating mode selected however when it flashes this indica
31. n er Y Compressor 4 operating hours OPERATING HOURS HP 4 gt uH 9 Water pump operating hours L Tx X A mm gt N Z mode A mode NOTE When the leds on the lt display flash alternatively on off Io on off j from one to the other you N are on menu mode ce 7 NOU NU lt SS Resetting of operating hours counters When display shows the compressor or water pump operating hours the counters can reset by pressing ON OFF button and release within 2 seconds CODE PARAMETERS MIN MAX UNIT 9 99 hrs khrs 9 99 hrs khrs 9 99 hrs khrs 9 99 hrs khrs 9 99 hrs khrs Operating hours compressor 1 circuit 1 Operating hours compressor 2 circuit 1 H3 Operating hours compressor 1 circuit 2 Operating hours compressor 2 circuit 2 S O O O o Water pump operating hours The display shows the operating hours value without the decimal point up to 999 hours If the counter has exceeded 999 hours the operating hours value appears with 2 decimals and the point decimal 1 00 1000 hours ALARM CODES MENU STRUCTURE MAIN DISPLAY LEVEL 1 It shows Inlet water temperature Active alarms SET POINT SEE Press SZ Probe status ALARMS
32. or 0 25 5 1 5 0 25 5 1 0 1 ANALOGUE INPUTS MAIN DISPLAY It shows FP Inlet water temperature 4 SET POINT SEE pg Probe value Active alarms mode m Press P Y 55 L fie lt gt Probe value Probe status LB gt I L 13 lt Probe value LIN 4 Probe value P Probe value d J PE EB mode mode NOTE When the leds on the Wm display flash alternatively E C mmm from one to the other you N are on menu mode qe Ne Sy N PA Probe 11 Inlet water temperature Probe St2 1 7 Outlet water temperature Probe 513 3 Piping temperature pression at circuit 1 Probe St4 4 Outdoor temperature with option Dynamic set point Probe St6 5 Piping temperature pression at circuit 2 ONLY MODEL Climatic 400 For every unit without anti freeze the minimum outlet water temperature should be 5 C For applications where the outlet water temperature is lower than 5 C is necessary to use anti freeze 10 OPTIONS ON OFF REMOTE Remove the wire between 93 and 94 terminal block on the electrical box and insert a contact If the unit stops with ON OFF Remote E00 will appe
33. placed in the plater exchanger two for model Climatic 400 Receives digital inputs through the status of low and high pressure switches flow switch water flow status and from electrical protection of fan and compressor According to the values and status of analogue and digital inputs manages the output signals compressor fan and status of water pump operating obtaining the regulation of the inlet water temperature to the unit regulating the speed of the air fan volume activating the defrost cycle heat pump units only output signals water exchange heater water tank heater and hot gas valve all these elements are an option used to protect the unit and also activates the alarm codes about setting pressure switches flow switch water flow and the electrical protection of fan and compressor see alarm section A group of parameters let the control be programmed for each application The control incorporated in the unit contains the following devices MODEL Climatic 200 1 circuit unit model MODEL Climatic 400 2 circuit unit model EAC 0251 to 0812 and EAR 0251 to 0812 EAC 1003 to 1804 and EAR 1003 to 1804 Keypad Keypad Located in the unit Located in the unit The keypad provides control of the system Control Module Fan Control Plate Located at the electrical box Locate
34. s as shown in the diagram taking into account that the temperature about which the controller takes over is also the inlet water temperature When this temperature gets below the set point Differential the compressor starts to produce heat water When the inlet water temperature exceeds the set point the compressor stops For example when the set point 41 C and differential 2 C the compressor stops when the inlet water temperature is 41 C and starts when this temperature gets below 39 C NOTE The units with 3 compressors and the Low water temperature kit work with 2 steps according to the units with 2 compressors MAX Maximum value for the parameter UNIT The units of measure used AFFECTED PARAMETERS MIN Minimum value for the parameter VAR Minimum variation allowed DEF The default value factory set cede thet COMPRESSOR COMPRESSOR COMPRESSOR the DESCRIPTION UNITVALUES UNIT VALUES UNIT VALUES pay MIN DEF MIN DEF MIN DEF UNIT VAR Cooling set point 10 15 H 9 10 8 14 9 01 L JEE Heating set point 20 43 41 20 43 42 20 43 01 Cooling differential temperature 0 25 5 2 0 25 5 1 5 0 25 5 1 C 0 1 Heating differential temperature 0 25 5 2 0 25 5 1 5 0 25 5 1 oc 0 1 5 Differential for second compress
35. tes that pausing is taking place delaying the compressor start LED 1 Compressor 1 circuit 1 LED 2 Compressor 2 circuit 1 LED 3 Compressor 1 circuit 2 LED 4 Compressor 2 circuit 2 HEATING MODE LED When this LED is continually lit COOLING MODE LED When this LED is continually lit it indicates that the unit is operating in cooling mode MODE UP BUTTON A Selects the operating mode between the following Stand by Cool Heat In menu mode this button acts as a scroll up or up key increasing value it indicates that the unit is operating in heating mode COOLING MODE LED HEATING MODE LED When none of these two leds COOLING HEATING are lit it indicates that the operating mode selected is STAND BY MODE ON OFF BUTTON Pressing both buttons at the same time gets to the menu level They also move one level up or down in the menu S ELECTRICAL LED When this LED is continually lit READING DISPLAY it indicates that the internal anti freeze electrical heater is on ON OFF DOWN BUTTON xZ if the led is off the internal Turn the unit ON and OFF Press also once to reset all manually freeze is off reset alarms not currently active all the alarm events per hour will also be reset even if the alarms are not active In menu mode this key acts as a scroll down or down key decreasing value THE KEYPAD REMOTE CONTROLLER OPTION
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