Toshiba A09-01P Heat Pump User Manual
Contents
1. more 230V1A TII bic 0 75 mm or more E A 4 2Way Valve for 12 cooling stop 230 100 0 75 mm or Ino Stax Smstiela i wire 0 75 mm more Booster heater 4 ee local i Max 12 m or 23 EN 230 V I 4 0 75 armor 3Way Valve for hot OP Ley water cylinder i Max 12 m voltage 0 75 or more Alert output Boiler operation Defrost output Operation output local local local local Quick Reference Guide Page 14 Electrical supply cable specifications Wiring specifications power line m POWER Maximum Installation Connection Description SUPPLY current Cable size destination Bue Es terre 0 68 6118817 6 400 V 50 Hz 15 1 2 2 5mmormore 0 O aoo m orm 0 TNS Wiring specification control line oe Maximum Maximum Connection Description Line spec length Cable Size destination 3 way valve control 2 line or 3 line 100 mA 0 75 mm or more 9 Mixing valve control 100 mA 0 75 or more Cylinder thermo sensor wire alee 100 mA 0 75 or more pes TBO6 Second remote controller 0 75 mm or more 1 2 TBO7 Control parts specifications e2. a r Hi Pressure Temperature By Pass Regulating Valve Valve Mechanical Temp Regulating Valve Mechanical Zone 1 Fan Coil Unit Heating or Cooling Water Tank Motorized 2 Way Valve required if fan coil units are in cooling operation External Pump for Under Floor Heating Direct Buffer tank for fone 2 Under floor Heating 2 Way Valve Control Under Floor Heating Quick Reference Guide Page 6 Hydro Unit Exploded View Expansion vessel Hi pressure switch 4 15 MPa Temperature sensor for Heat pump outlet TWO Pressure sensor Heat exchanger Flow switch 13 0 L min 17 5 L min Temperature sensor for refrigerant TC Temperature sensor for water inlet TWI Drain nipple Water inlet connection Refrigerant liquid connection Air relief valve Pressure relief valve 0 3 MPa bar Thermal protector auto Temperature sensor for water outlet THO Thermal protector Single operation Water pump Backup heater kW kW x 2 kW x 3 Manometer Water outlet connection Refrigerant gas connection Refrigerant Piping Refrigerant Pipe Lengths and Height Quick Reference Guide Page 7 The length and height of the refrigeration pipe must be within the following values Minimum Pipe Length HWS 802H E 5m HWS 1102H E 3m HWS 1402H E 3m Maximum Pipe Length and Height Max
3. f disabling is set the frost protection operation is not performed even when the FROST PROTECTION is pressed button 9 Setting Frequency of Output to Internal Heater function code 33 to 34 The increase decrease time is used to set the response time 10 Setting Night Setback function code 26 remote controller function code OF to 11 Set the function when the NIGHT 7 button on the remote controller is pressed Set enabling disabling of this function reduction temperature start time and end time If disabling is set the night setback operation is not performed even when the NIGHT button is pressed Quick Reference Guide Page 24 Main setting item cont 11 Setting 2 Way Valve for Cooling Operation function code 3C e When using both cooling and heating operations and there is an indoor unit only for heating such as floor heating install the 2 way valve and set this function code 12 Setting 3 Way Valve Operation function code 54 This setting is not necessary for normal installation Make this setting to invert the logic circuit in case ports A and B of the 3 way valve are wrongly attached and it cannot be rectified on site 13 Mixing valve types and setting e Set the time period from full close to full open of the 2 zone control mixing valve Set a value that is 1 10 of the actual time 14 Setting Heating Hot Water Switching when Boiler Is Used function code When boil
4. Local arrangement The maximum height difference for the water pipes is 7 metres E m zy to hydro unit Piping to hot water tank option Water supplied to the hot water cylinder is branched by a motorized 3 way valve procured locally Connect the hot water cylinder to port A open when energized of the valve AB room heating or cooling to hot water cylinder A B Open when de energized Open when energized Piping to 2 zone operation option To perform 2 zone temperature control circulate water using another pump procured locally through a motorized mixing valve procured locally and a buffer tank procured locally Motorized mixing valve Procured locally A Open when energized Water pump to hydro unit Procured locally p a a we Zone 2 2 n I Open when de energized F e tank Procured locally on s an an am am Quick Reference Guide Page 10 Checking water volume and initial pressure of expansion vessel The expansion vessel of the Hydro Unit has a capacity of 12 litres The initial pressure of the expansion vessel is 0 1 MPa 1 bar The suggested initial water charge is 0 2MPa 2 bar The pressure of the safety valve is 0 3 MPa 3 bar Verify whether the capacity of the expansion vessel is sufficient using the following expression If the volume is insufficient install an
5. 30 m above or below L Max 30m Note refrigerant Refrigeration and Water Cycle Diagrams Hydro Unit a Expansion vessel 1 Thermal Protector Hi P Switch I TWO Sensor Refrigerant pipe D at gas side d Outer 215 88 Pressure relief Air vent valve valve Pressure Gauge THO Sensor mas The maximum pipe length cannot be increased using additional Water Out 1 1 4 Backup heater P Sensor aa TC Flow_Switch Refrigerant pipe Sensor 77 at liquid side muU Water IN Outer 29 52 Water Heat exchanger 1 1 4 Quick Reference Guide Page 8 Outdoor Unit HWS 802H E r w w w A ee Au ee ee Www uw TS sensor PMV Q TO sensor TL sensor Pulse Motor Valve CAM B30YGTF 2 02 x 3 x 6001 mE TD E sensor 02 x 93 550L jeg CN ES Strainer SS 02 x 33 x 450L 4 way valve STF 0218G H i Heat exchanger Refrigerant pipe 25 x L180 2 20993 gt lt at liquid side 29 5 Packed valve TMD 1 8 o compressor 25 x 1210 DA220A2F 221 Refrigerant pipe CL gt lt at gas side 015 9 eme Ball valve In cooling operation In heating operation RA10A bu HWS 1102H E 1402H E ND TO sensor TL sensor Strainer Capillary
6. OSHIBA FILE NO A09 01P Leading Innovation 22 Quick reference AIR WATER HEAT PUMP ESTIA T Estia System Outdoor unit Estia Outdoor Unit HWS 802H E HWS 1102H E HWS 1402H E Estia Hydro Unit HWS 802XWHM3 E HWS 802XWHT6 E HWS 1402XWHM3 E HWS 1402XWHT6 E HWS 1402XWHT9 E Quick Reference Guide Page 2 Domestic Hot Water Space Conditioning 7 5 Radiator Fan coil unit Heating or Cooling Under floor heating Zone Control Hydro unit Hot water cylinder 8 0kW Inverter use Hydro Unit HWS 802XWH E 11 2kW Inverter use Hydro Unit HWS 1402XWH E 14 0kW Inverter use Hydro Unit HWS 1402XWH E Plate Heat exchanger and 3kW Backup Heater Plate Heat exchanger and 6kW Backup Heater Plate Heat exchanger and 3kW Backup Heater Plate Heat exchanger and 6kW Backup Heater Plate Heat exchanger and 9kW Backup Heater Estia Hot Water Cylinder EU HWS 1501CSHM3 E HWS 2101CSHM3 E HWS 3001CSHM3 E 1501 Stainless Steel Tank with EU Accessories 210L Stainless Steel Tank with EU Accessories 300L Stainless Steel Tank with EU Accessories Estia Hot Water Cylinder UK HWS 1501CSHM3 UK HWS 2101CSHM3 UK HWS 3001CSHM3 UK Note 1501 Stainless Steel Tank with UK Accessories 210L Stainless Steel Tank with UK Accessories 300L Stainless Steel Tank with UK Accessories Under floor heating
7. TEF Main failure part Description Outdoor unit discharge temperature sensor TD defect Outdoor unit temperature When open or short circuit of heat exchanger temperature sensor sensor TE or TS defect TE or TS is detected Outdoor unit outside air When open or short circuit of outside air temperature sensor TO is temperature sensor TO defect detected H Compressor breakdown When min Hz is reached by current release control or when short circuit current Idc is detected after direct current excitation H When or short circuit of discharge temperature sensor TD is detected Compressor locked When compressor lock is detected When abnormal current is detected in AC CT or phase loss is Current detector defect detected Low pressure system defect Ps pressure sensor defect or low pressure protective operation Other outdoor unit faults 1 Inter MCU communication error between IPDU and CDB 2 abnormal GBT heat sink temperature When phase sequence of 3 phase power supply is incorrect Ri Ao uiu thermostat OFF operation continued etc Abnormal outdoor unit When abnormal temperature is detected by discharge temperature discharge temperature release control P p High pressure system When high pressure switch IOL is activated or when abnormality is defect detected by high pressure release control by TE P P inverter When short circuit protection is activated for compressor d
8. and A buttons Determines the entered current time setting and scheduled weekly operation setting Clears settings for the current time and scheduled weekly operation 6 DAY button DAY e 7 STEP button STEP Sets days of the week for current time setting and scheduled weekly operation setting Specifies switching STEP number in a day for weekly schedule 8 TEST button Used for test run or service 9 FROST PROTECTION button Controls minimum operation for unused period going out absence etc for anti freezing NOTE TEST FROSTPROTECTION AUTO TEMP HOT WATER ZONE 1 2 10 NIGHT button 11 AUTO TEMP button Controls the night set back operation Switches setting temperature automatically according to outside temperature Pressing this button long changes the mode to data setting mode 12 OPERATE MODE button 13 ZONE1 2 button ZONE 1 2 14 ANTI BACTERIA button Selects ZONE1 2 operation mode heating or cooling Turns on off the zone floor heating radiator FCU operation Regularly increases the hot water temperature in the tank for sterilization Pressing this button long changes the mode to data setting mode 15 HOT WATER BOOST button 16 HOT WATER button Boosts boiling when high tapping temperature is required temporarily HOT WATER 17 SELECT button C JE Turns on off hot water operation Selects a
9. 3 6 pcs Heat exchanger Distrib N TD sensor 8 2 rows 52 stages Istributor FP1 45 flat fin Refrigerant pipe at liquid side 29 5 J Packed valve In cooling operation In heating operation Refrigerant pipe Co gt lt at gas side 215 9 Strainer Ball valve Muffler 25 x L180 x TEES G25 x L210 Accumulator Rotary compressor 2500cc DA422A3F 25M RA10A 2 7kg Quick Reference Guide Page 9 Water Piping Install water pipes according to the regulations of respective countries Install water pipes a freeze free place Make sure that water pipes have sufficient pressure resistance The setting value of the pressure relief valve is 0 3 MPa Do not use zinc plated water pipes When steel pipes are used insulate both ends of the pipes Water Connections e Install a strainer with 30 to 40 meshes procure locally at aMUE the water inlet of the Hydro Unit Install drain cocks procure locally for water charge and discharge at the lower part of the Hydro Unit px rm c e ER EET i T es Hot water outlet connection 1 1 4 l er Strainer 30 to 40 Isolating Ball meshes Drain cock for Water inlet connection water charge k f 1 1 4 and discharge Water Piping Limitations Design the water pipe length within the characteristics of the pump flow rate and pump head
10. Fan Coil units Radiators valves and Hot Water Piping are procured locally Quick Reference Guide Page 3 Notes on System Design The input water temperature to the Hydro Unit must be 55 C or less Especially be careful when there is an external heating source such as a boiler When hot water over 55 C returns it may result in a failure of the unit or water leakage The flow rate of the circulating water must meet the following range 11 and 14 kW 17 5 L minute or more 8 kW 13 L minute or more If the flow rate becomes less than the minimum the protective device is activated to stop operation Ensure the flow rate with a bypass valve etc when you use a flow rate valve for the Hydro Unit Do not drive water by power other than the pump built in the Hydro Unit The backup heater operates supplementary to exert a prescribed capacity when the heat pump cannot exert its capacity at a low outside temperature Install the Hydro Unit and water pipes in a place in which they do not freeze Make the water circuit closed Never use it as an open circuit To prevent damage to the system during outdoor defrost the circulating water must be 20 litres or more If total water amount is not enough the unit may not function fully due to protective operation Options required for each function Toshiba Supply Procure focally _ wass TM Space Heating Model code Radiator s Fan coil s Under floor heating Spac
11. Maximum opring return type Note 3 wire SPST and SPDT type can be used by changing the function code Motorized 3 way valve for hot water AC230V 100 mA ics NOT 230V 100 mA spring return type normally open Motorized mixing valve type 230 100 mA 60 sec 90 SPDT type Note SPST and 20 to 240 sec type 1 for 2 zone can be used by changing the function code Output line specifications Description Max Maximum p voltage length AC230V d with the Hydro Unit External booster heater AC230V 1A Output required when outdoor air temperature is 20 C or less ida AC230 V Output as required when outdoor Boiler control voltage is 10 C or conia DC24 V air temperature is or less ALARM Output voltage contacts D024 V Operation Output voltage contacts DC24 V Defrost Output voltage contacts DC24 V Quick Reference Guide Page 15 Input line specifications Emergency stop control Non voltage 12m Cylinder thermostat input Non voltage Cooling thermostat input Non voltage Heating thermostat input Non voltage CAUTION Earthing arrangements The Hydro Unit and related equipment must be earthed in accordance with your local and national electrical regulations It is essential that the equipment is earthed to prevent the electric shock and damage to the equipment Electrical connection to hydro unit e Remove the front cover and the electrical box cover from the Hydr
12. Time controlled by Function Code Only 56 0 1 Mode Button 1 Symbol displayed when mode is activated controlled by Function Code and Button Control Logic for 0 Cooling thermo on contact open 57 0 1 Room Thermostat 1 Cooling thermo on contact close Settings by Purpose Settings when hot water supply function is not used e When the hot water supply function is not used set DIP SW12 1 on the Hydro Unit board to ON Setting for cooling For Space Conditioning Units that do not perform cooling radiators and Under floor heating etc procure a motorized 2 way valve for cooling locally and attach it to the water pipe that is not used for cooling Connect the valve cables as described in Electrical section SET Press long the TEST 2 SET _ SELECT 9 D 2 switches on the remote controller to change the Hydro Unit function code and change address 02 to 0 and then press the SET button to enable the function Press the TEST 4 button to exit the setting mode Stick the optional insulator for cooling to the bottom of the Hydro Unit L G3 d Settings for hot water supply Prepare the optional hot water cylinder Procure a motorized 3 way diverter valve locally and perform piping Connect the valve cables as described in Electrical section e Set DIP SW12 1 on the Hydro Unit board to OFF Connect the power supply uni
13. alarm occurs Auto reset When normal value is confirmed Hot water cylinder temperature TTW sensor defect If short circuit or open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Floor inlet temperature TFI sensor defect If short circuit or open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Internal heater outlet temperature TWO sensor defect short circuit or open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Low pressure sensor defect open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Hydraulic heat exchanger EEPROM defect One mismatch is detected if there is no verification ACK after data write to the EEPROM Reset condition This alarm is inhibited while the unit is not working When EEPROM1K is mounted this alarm cannot be reset Floor inlet temperature TFI sensor disconnection or wrong installation This alarm is reset by stopping operation and is checked again Onboard expansion IC defect This alarm is not reset automatically Group line in an hydro unit This alarm is checked during initial communication immediately after power on This alarm occurs immediately after operation start This alarm is not reset automatically This alarm is inhibited while the unit is not working but occurs
14. appropriate external expansion vessel P 1 Internal Expansion Vessel Size OK 1 P3 gt 42 L Internal Expansion Vessel Size too small Install appropriate external expansion vessel V Necessary total vessel capacity L Water expansion coefficient at average hot water temperature Vs Total water volume in the closed system Do not include Hot Water Cylinder P1 System pressure at tank setting position Mpa abs Pipe inner pressure during pump operation before heating device operates water supply pressure P2 Maximum pressure used during operation at tank setting position MPa abs 7 safety valve setting pressure The absolute pressure value abs is obtained by adding the atmospheric pressure 0 1 MPa 1 bar to the gauge pressure Water temperature and expansion coefficient Water temperature and expansion coefficient Hot water temperature Expansion rate Hot water temperature Expansion rate C E C E 00002 0 0121 0 0145 60 0 0171 0 0198 0 0229 0 0258 80 O 0 0292 0 0324 90 0 0961 0 0967 po Example Maximum Hot Water temperature 55 C initial water charge 0 2MPa and system volume 200 L The calculated Vessel capacity V is 11 6 L 0 0145 x 200 0 2 0 1 0 3 0 1 11 6 a E 3 eo gt gt 07 a gt 07 eu ui In this case lt 12 L therefore the internal in expansion vesse
15. e Cover the sensor s cables and sensor with insulation tube minimum 1 mm shown in the diagram on the right Insulation tube minimum 1 mm TFI Sensor P 2 Zone hot water supply pipe than 4 mm Under floor Heating 2 Way Valve Control Test Run Use operation buttons usually to conduct a test run If the outside air temperature or water temperature is outside the setting value range press the TEST 2 button the remote controller and then start test run Since the protection setting is disabled in the TEST mode do not continue a test run longer than 10 minutes Press the TEST 2 button on the remote controller An indication TEST appears on the remote controller ZONE 1 2 Press the ZONE1 2 button and select heating with the OPERATE MODE button The pump is activated in 30 seconds If air is not released completely the flow rate switch is activated to stop operation Release air again according to the piping procedure Little air bite is discharged from the purge valve Check that the air bite sound disappears Check that the hydraulic pressure has become the predetermined pressure 0 1 to 0 2 MPa 1 to 2 bar If the hydraulic pressure is insufficient replenish water Heating operation starts Check that the hydro unit starts heating Press the OPERATE MODE button and select cooling Cooling operation starts Check that the hydro unit starts cooli
16. function code setting cooled Water is not hot enough Backup heater disconnected Insufficient capacity Check selection of equipment Check whether temperature sensor is installed at the normal position Check power supply wiring Check DIP switch setting on the Hydro Unit board Check the setting with the function code table Sensor defect P t supplied Nothing is displayed on Eu the remote controller Incorrect setting Air bite in the pump Release air completely according to the procedure Set hydraulic pressure considering pipe height and Low hydraulic pressure replenish water until manometer shows a value of set hydraulic pressure or more Clean the strainer Widen water path to the hydro unit or adopt a bypass valve Flow rate switch is activated Error code A01 Strainer is clogged Large resistance on the hydro side Malfunction of motorized 3 way valve for hot water supply Check wiring and parts Set hydraulic pressure considering pipe height and Excessive hydraulic pressure replenish water until manometer shows a value of set hydraulic pressure or more Check expansion tank capacity compared to total water amount If it is insufficient install another expansion tank Hot water leaks from pressure relief valve Insufficient capacity of expansion tank Expansion tank failure Check the air pressure Quick Reference Guide Page 29 Alarm Indications Alarm description and gene
17. stop temperature C 21 40 50 Hot Water Temperature compensation start outside air 24 20 10 Temperature temperature C Compensation Compensation temperature 2 j 0 1 3 Operation time x 10 min _ 3 4 6 _ Hot Water Boost Setting temperature C 09 ae 40 75 Setting temperature C OA 70 75 Anti Bacteria Start cycle day o 0 0 7 Start time hour Operation time min B 0 6 3 _ Hot water and heating switching 22 20 20 temperature C Priority Mode Boil chi temperature C Quick Reference Guide Page 25 Function Code List cont Function Code Number Outside temperature T1 C Setting temperature A at 20 C d m Settings 2E 2F 30 31 C Temperature shift of entire Auto curve 2 Valid 1 3A Pose E Function 0 Valid 1 Invalid Setting temperature C 3B Back up heater downtime 0 5min 1 10min m 33 Back Up Heater 2 19min 3 20min Control Back up heater uptime 0 10 1 20min 2 30min 3 40min Zone Selection 0 Zones 1 and Zone 2 58 1 Zone 1 Only Night Setback Change Setback temperature 26 Start time hour End time hour C Room temperature control adjustment 0 Valid _ 1 Invalid C Room Temperature Compensation for temperature 35 5 Setting Uptime Zone C x5min 37 1 24 5 120mins 2 way valve activation for cooling O activated during cooling 3C 1 not activated during coolin
18. Diameters Port A Port B 1 1 4 Return Mechanism 3 types of 3 way valve diverter can be used Set the 3 way valve in use with the DIP switch SW13 1 on the Hydro Unit board Diverter Valve Description Type 1 2 wire spring return 2 3 wire SPST Type 3 Continuous operation of the valve motor at the fully open position is not recommended e The 3 way diverter valve is used to select either domestic hot water or space heating Connect the 3 way diverter valve in accordance with the diagram below Type 1 SPRING RETURN Type 2 SPST port A toHotwater port A to Hot water cylinder Hydro Unit Hydro Unit TB 05 ECT close port AB to Hydro unit port AB to Hydro unit port to Room heating port B to Room heating ar cooling or cooling Type 3 SPDT port to Hot water a Hydro Unit port AB to Hydro unit port to Room heating or cooling Quick Reference Guide Page 18 3 way mixing valve connection Required Actuator Specification Electrical Specification 230 V 50 Hz lt 100 mA The 3 way mixing valve is used to achieve the temperature differential needed in a 2 zone heating system Connect the 3 way mixing valve in accordance with the diagrams below Type 1 SPDT Type 2 SPST Hydro Unit 1604 7 port A to Zone 2 Heating Hydro Unit port A to Zone 2 Heating TB 04 port cl
19. Lights when night time quiet operation is set M P Indicates scheduled operation 1 Lights when an error occurs and goes status including setting time out when the error is cleared Displays the scheduled operation H step when the scheduled operation O When STEP1 5 program is set p Lights during time setting and S Lights for two seconds when settings scheduled operation setting failed Function Code Access Set function codes for various operation modes input using the remote controller There are 2 types of settings 1 Hydro Unit function code setting 2 Remote controller function code setting Setting procedure for Hydro Unit function code SET 1 Press the TEST A SET C SELEcT I D J buttons for four seconds or more to enter the hydro unit function code setting mode fe 2 Set the function code number with the TEMP buttons C4 CODE No 01 to 91 E uw 3 Set data DATA with the TIME buttons x SET imm Eu 4 Press the SET button _ to confirm the settings ELEC EN CL 5 The CL button is enabled only before the SET button is pressed and the function code is changed 6 Press the TEST button to finish the settings Setting procedure for Remote Controller function code CL 1 Press the TEST 4 cL C TEMP Y buttons for four seconds or more to enter the remot
20. again after the unit operates Hydro unit capacity has not been set This alarm is checked immediately after power on This alarm is not reset automatically This alarm is inhibited while the unit is not working but occurs again after the unit operates Pump defect or abnormal flow rate This alarm is not reset automatically Excessive water temperature increase by the heating heater Auto reset Excessive water temperature increase in the hot water cylinder Freezing is detected Auto reset High pressure switch malfunction This alarm is not reset automatically 38 Low pressure sensor malfunction This alarm is not reset automatically E03 E04 F03 F10 F11 F14 F17 F18 F23 F29 F20 F30 07 09 A01 A02 A03 A04 A07 A08 Quick Reference Guide Page 30 Alarm Indications cont A09 Overheat preventive operation malfunction Auto reset When operation mode is changed A11 Release preventive operation malfunction This alarm occurs when the Hydro Unit enters the forced stop zone 10 times Self hydro unit is stopped due to alarm of other hydro unit When alarm occurs in an hydro unit in the group other hydro units must also be stopped with refrigerant control When alarm E03 L03 LO7 occurs in the header unit in the group other hydro units must also be stopped because they do not know which header unit remote controller to follow Auto reset When the first alarm is reset Outdoor Alarm indication Alarm
21. argedview equals the jotted LED status and display ban mode 2 equals the current flashing status of LED800 to LED804 from the following table to identify the error An outside air temperature TO sensor error can be checked only while an error occurs SW804 DISPLAY MODE 1 DISPLAY MODE 2 No Cause D800 D801 D802 D803 D804 D800 D801 D802 D803 D804 1 Normal e e e e e e e e Discharge sensor TD error Heat exchanger sensor TE error Heat exchanger sensor TL error 5 Outside air temperature sensor TO error 6 Suction sensor TS error Heat sink sensor TH error Outdoor temperature sensor TE TS connection error 9 OutdoorEEPROMeror 0 10 Compressorlock 11 Compressorlock 12 Currentdetectcircuiterror ____ e e o e o o e eee tee tT data not set the service board C Le OL 9 ojo 6 or abnormal voltage 18 Heatsink overnet 19 refrigerantleakdetected O e 21 High pressure release operation O O O O o O protection fear mmr display OFF FLASHING
22. e Heating amp Space Cooling Fan coil s only All Rooms Fan coil s plus Radiator s or Under floor heating Motorized 2 way valve Space Heating amp Space Cooling partly heating only 150L Hot water cylinder HWS 1501CSHM3 E m d Motorized mixing valve 2 zone control Circulator pump J Buffertank with Output board kit TBC PCIN3E Boiler Interlocking with _ Electric heater booster heater Quick Reference Guide Page 4 Installation Examples Space Cooling and Space Heating with Domestic Hot Water When both cooling and heating are used install a 2 way valve for cooling to the pipe to the room for heating only NK N E Strainer 30 40 mesh Diverting 3 Way Valve for Drain Cock for water Sanitary Hot Charge and Drain gt lt Water Tank Radiators Heating Only 2 Way Valve Control ave il ates care AAN 2Way Use it when do not operate cooling Alternative to Radiators Under floor Heating Heating Only 2 Way Valve Control Installation Examples cont Quick Reference Guide Page 5 2 Zone Space Heating with Domestic Hot Water The following shows an example of the 2 zone temperature control A buffer tank and a water pump are required for the 2 zone temperature control This example is Heating only if the Fan Coils are to be used for Cooling then a 2 Way valve must be fitted
23. e controller function code setting mode 2 Set the function code number with the TEMP buttons Cv C4 CODE No 01 to 13 Cw Set data DATA with the TIME buttons 7 SET 4 Press the SET button CD to determine the settings CL 5 The CL button amp Jis enabled only before the SET button is pressed and the function code is changed 6 Press the TEST button to end the settings Quick Reference Guide Page 23 Main setting items 1 Setting Hot Water Temperature Range function code 18 to 1F Set the temperature range for heating zone 1 zone 2 cooling and hot water The upper limit and lower limit temperatures of each mode can be set 2 Setting Heat Pump Operation Conditions for Hot Water Supply function code 20 and 21 Set the heat pump start water temperature and heat pump stop water temperature The heat pump starts working when the water temperature lowers below the set start water temperature It is recommended that the default value be used 3 Compensating Hot Water Temperature function code 24 and 25 Compensate the target temperature from the remote controller set temperature when the hot water temperature lowers below the set outside air temperature 4 Setting Hot Water Boost function code 08 and 09 e Set the control time and target temperature when the HOT WATER BOOST 8 button on the remote controller is pressed 5 Setting Anti Bacter
24. er is used make this setting to operate the Hydro Unit by the instruction from the boiler 15 Setting Heat Pump Operating Time for Hot Water Supply Operation Set the time period from the start of heat pump run to the start of heater energization at the beginning of hot water supply operation If a long period is set it takes long time for heating water 16 Setting Cooling ON OFF Set this function when performing cooling operation 17 Remote controller time indication 24 hour or 12 hour notation is selected for the timer 18 Setting Nighttimes Quiet Operation ssue an instruction for low noise mode operation to the outdoor unit Enabling disabling of this function start time and end time can be set 19 Setting Alarm Tone The remote controller alarm tone can be set Function Code List Fan O os Number Hydro Remote Unit Controller mange Zone 1 heating upper temperature limit C 1A S 4 37 55 Zone 1 heating lower temperature limit C 1B 20 37 Zone 2 heating upper limit temperature 1 o 4 37 55 Seung Zone 2 heating lower limit temperature C 1D foe A 20 37 Temperature 18 18 30 Range Cooling mode upper temperature limit C Cooling mode lower temperature limit C 19 10 18 10 Hot water upper temperature limit C 1E _ 50 75 Hot water lower temperature limit C 1F 40 60 Hot Water Heat pump start temperature C 2 20 45 Operation Heat pump
25. g 2 Way Valve Operation Control 3 way valve activation O activated during hot water operation 54 1 not activated during hot water operation 3 Way valve Operation Control 2 Zone Mixing Specified Drive Time for Mixing Valve to 90 Valve Drive Time jopen 10 sec che Boiler synchronisation with heat pump Pump E ae 3E Sane O synchronised 1 not synchronised Synchronisation Maximum Operation Time of Maximum heat pump operation time in hot 07 Hot Water Heat water operation priority mode minutes Pump Activate cooling mode Cooling Operation O cooling amp heating mode 02 1 heating mode only Function Code List cont Function Code Number Remote Controller 24 hour or 12 hour remote control display Indication O 24hr 1 12hr Remote Hydro Unit Controller Range 1 1 aci 0 Function invalid Outdoor Night 4 Function valid Operation Operation Start time hour End time hour Alarm Tone Tone Switching 0 OFF 1 ON 1 gt l e l 1 0 1 Pump P2 remote 0 Not Shown 42 controller Display 1 Shown Outdoor Forced 0 Forced Defrost OFF AG 0 1 Defrost Mode 1 Forced Defrost ON 0 a contact ON Forced stop Optional ON OFF 1 b contact OFF Forced stop 52 0 3 Command 2 ON OFF Start Stop 3 HA Specification 0 Symbol displayed when mode is valid Outdoor Night
26. g DIP Switches on the Board in the Hydro Unit Tm Detach the front cover and the electric parts box cover of MCC 1511 the Hydro Unit e Set the DIP switches on the main board SLO SLE SW 1 00000000 Description Default setting Alternate dela pump v Continuous operation HP synchronized Interlocked with the External P2 pump operation Continuous operation OFF ON internal pump synchronized with P1 SW11 Description Default setting Alternate operation operation 3 Booster heater operation Not operate Switch mode Default setting Alternate SW12 Description Hot water supply operation Zone 1 ae Valid Invalid Default Alternate 2 wire spring return type a Type of motorized 3 way valve 3 wire SPST type OFF ON 3 wire SPDT type Auto restart for power failure Auto restart ON Manual restart ows ws m Default setting Alternate Hydro Unit Remote Control Buttons and Functions Quick Reference Guide Page 20 TIME DAY STEP 3 SET CL 4 lt _ I 6 H 5 8 9 1 TEMP button 2 SCHEDULE button Changes the set temperature for each operation mode ZONE1 2 hot water by 1 C step Sets the current time and scheduled weekly operation 3 TIME button Changes time for current time setting and scheduled weekly operation setting with
27. he maximum current available from the additional pump output is 1 A Do not connect the additional pump directly to Terminal Block 05 on the Hydro Unit The AC230 V 1 A output from the Hydro Unit must only be used to energize an external contactor Supplied locally e The Hydro Unit has the facility to connect an additional circulating pump if required into the heating or cooling system Install the external pump so that its motive power does not affect the internal pump he output for the pump is synchronized with the operation of the main circulating pump P1 inside the Hydro Unit Connect the coil of the field supply contactor to terminals 1 amp 2 on Terminal Block 05 A separate dedicated electrical supply must be used for the additional pump This must be connected through the contacts on the field supplied contactor see diagram below Quick Reference Guide Page 17 2 way valve for cooling connection Required Valve Specification Electrical Specification 230 V 50 Hz lt 100 mA Return Mechanism 2 wire spring return aw e The Hydro Unit has the facility to connect a 2 way valve to isolate Space Conditioning Units that do not perform cooling when Cooling Mode is selected Terminal Block 05 Connect the 2 way valve in accordance with the diagram Opposite 3 Way valve diverter connection Required Valve Specification Electrical Specification 230 V 50 Hz 100 mA Valve
28. ia Set the control for the hot water cylinder when ANTI BACTERIA C 9 is set with the remote controller Set the target temperature control period start time 24 hour notation and target temperature retention period Make this control setting according to regulations and rules of respective countries 6 Setting Priority Mode Temperature e Set the outside air temperature that changes the preferred operation mode Hot Water Heating Switching Temperature Heating operation takes precedence when the temperature lowers the set temperature Boiler HP Switching Temperature When the temperature lowers the set temperature the HP operation stops and the external boiler output is made 7 Setting Heating Auto Mode Temperature function code 27 to 31 Compensate the target temperature when Auto is set for temperature setting on the remote controller The outside air temperature can be set to one of three points T1 T2 and T3 within a range of 20 to 20 C The target temperature can be set to a value from 20 to 55 C However gt B gt gt 20 T1 T2 T3 20 10 0 10 Outdoor Temperature The entire curve can be adjusted plus and minus 5 C by function code 27 8 Setting Frost Protection Temperature function code 3A to 3B Set the function when the FROST PROTECTION 8 button on the remote controller is pressed e Set enabling disabling of this function and the target water temperature
29. l is sufficient Water volume 4 There is no need to install an external expansion vessel Hot water temperature 55 C Quick Reference Guide Page 11 Pump operation configuration Change Pump speed so that water flow is always greater than the minimum flow rate If water flow is lower than the minimum rate during operation the unit detects error Hydraulic heat exchanger 8 KW characteristics Minimum flow rate 13 L min Pump head m JI 1 Operation 0 mas M O Flow rate min Hydraulic heat exchanger 14 KW characteristics flow rate 17 5 L min Pump head m TT INET _ n J 10 15 20 25 30 3 40 60 Flow rate min Water charging Charge water until the pressure gauge shows 0 2 MPa 2 bar Hydraulic pressure may drop when the trial run begins In that case add water Air may enter if the charged hydraulic pressure is low proper venting Loosen the purge valve cap by two turns to release air Loosen the cap of the pressure relief valve to release air Water may come out of the pressure relief valve Release the air completely from the water circuit Failure to do so may disable correct operation Water quality The water used must satisfy EN directive 98 83 EC Piping insulation It is recommended that insulation treatment be applied to all pipes To pe
30. lectrical box Ensure the Outdoor Unit to Hydro Unit interconnecting cable connection terminals are tight Quick Reference Guide Page 16 Electrical connection for external booster heater NCAUTION The maximum current available from the booster heater output is 1 A Do not connect the booster heater directly to Terminal Block 05 on the Hydro Unit The AC230 V 1 A output from the Hydro Unit must only be used to energize an external contactor Supplied locally The booster heater can be installed only for room heating and cannot be used for hot water supply Install the booster heater downstream of the 3 way valve on the indoor unit side The booster heater is an external heater supplied locally used to assist the Hydro Unit during low ambient conditions he output from the Hydro Unit is only enabled when the outdoor air temperature is less than 20 C Ensure the external booster heater is installed and set up in accordance with all Local National and International regulations Connect the coil of the field supplied contactor to terminals 5 amp 6 on Terminal Block 05 The contactor will energize in the event of low ambient conditions A separate dedicated electrical supply must be used for the external booster heater This must be connected through the contacts on the field supplied contactor see diagram below Terminal Block 05 Electrical connection for external additional pump P2 NCAUTION T
31. n operation mode when changing the set temperature of each operation mode Some functions are not provided depending on the system specification in use Display Explanation do gt ZONE1 4 gt ZONE2 4 ox EE MEL P1 P2 stepi DATAPM al 0 0 LIL 18 ZONE1 ZONE2 Description Lights when floor heater or radiator is connected when the system has floor heater or radiator Display gt ZONEI 4 ZONE1 selected for Temperature to be changed Lights when system configured to have 2 zones ZONE 2 ZONE2 selected for Temperature to be changed rm A Lights during heating or cooling operation using the heat pump Lights when the internal heater is energized during heating operation Lights when heating is selected Lights when cooling is selected Lights when the FROST PROTECTION button is pressed and goes out when the button is pressed again Lights when Auto operation is selected Displays heating cooling set temperature Heating 20 to 55 C factory setting Auto cooling 10 to 30 C Goes out when Auto operation is selected Lights when the set temperature or sensor s water temperature is displayed with the 7 segment indicator DO UNIT No d ETY gt HOT WATER lt 4 CODE No e HOT WATER I HOT WATER 4 aH Quick Reference Guide Page 21 558 OS r
32. ng and that the floor heating system is not cooled ZONE 1 2 Press the ZONE1 2 button to stop operation HOT WATER Press the HOT WATER button to start hot water supply operation Check that there is no air bite Check that hot water is present at the connection port of the hot water cylinder HOT WATER Press the HOT WATER button to stop the hot water supply operation Press the TEST 2 button to exit the test mode Quick Reference Guide Page 28 Sensor Temperature Monitoring Function The sensor sensing temperature is displayed on the remote controller This function allows you to make sure whether the sensor is installed properly CL 1 Press the TEST 2 CL C buttons for four seconds or more 2 Select the Code No with the TEMP CY C4 buttons EA 3 Press the TEST 4 button to exit the test mode CodeNo Location Indication Current value in the inverter A Compressor operating frequency Hydro unit AC pump total operating hours x100 hours Operating hours Hot water cylinder heater total operating hours x100 hours Hydro unit heater total operating hours x100 hours Fault Symptoms Symptom Possible cause Incorrect remote controller setting Corrective action Check remote controller operation and temperature setting Check function code setting with the function code table Check backup heater and bimetal thermostat Room is not heated or Incorrect
33. o Unit e The Hydro Unit power cable must be sized in accordance with refer to Electrical supply cable specifications Connect the Hydro Unit power cable to Terminal 02 as shown below Single Phase Units Live conductor Terminal L1 Neutral conductor Terminal L2 Earth conductor Earth terminal Three Phase Units Phase 1 conductor Terminal L1 Phase 2 conductor Terminal L2 Phase 3 conductor Terminal L3 Neutral conductor Terminal N Earth conductor Earth Ensure the Hydro Unit power cable is secured using the cable clamp fitted in the electrical box Ensure the Hydro Unit power cable connection terminals are tight Outdoor unit to hydro unit electrical connection Hydro outdoor Main circuit connecting wires ff N A PAN Input power p D U 230 V N ____ 50 Hz ass NE N Oe eee 3 E 22 57 Remote Leakage 0 oan controller breaker m Outdoor unit lt Hydro unit SS 1 Earth CO Earth Earth Ensure electrical circuits are isolated before commencing work e The Outdoor Unit to Hydro Unit interconnecting cable must be sized in accordance with refer to Electrical supply cable specifications Connect the Outdoor Unit to Hydro Unit interconnecting cable as shown in the diagram above Ensure the Outdoor Unit to Hydro Unit interconnecting cable is secured using the cable clamp fitted in the e
34. ose a port AB to port AB to Hydro unit Hydro unit 2 L port BLANK OFF port B BLANK OFF Hot water cylinder connection optional Please refer to Electrical supply cable specifications for fuse cable size and for connection details Electrical Connection Hot Water Cylinder Electric Heater he electric heater incorporated in the hot water cylinder requires a separate supply to Hydro Unit Connect the hot water cylinder heater electrical supply in accordance with shown below Live conductor Terminal L on Terminal Block 03 Neutral conductor Terminal N on Terminal Block 03 Earth Conductor Earth terminal on Terminal Block 03 Connect the hot water cylinder heater to the Hydro Unit as shown below Live conductor to hot water cylinder Terminal 1 on Terminal Block 03 Neutral conductor to hot water cylinder Terminal 2 on Terminal Block 03 Earth conductor to hot water cylinder Earth terminal on Terminal Block 03 Electrical Connection Hot Water Cylinder temperature Sensor Connect the hot water cylinder temperature sensor as shown below to terminals A amp B on Terminal Block 06 in the Hydro Unit Please ensure that the interconnecting cable between the Hydro Unit and the hot water cylinder is connected to earth at both ends of the cable using the shield wire Earth leakage breaker INPUT Power 230 V 50 Hz Hot water cylinder Quick Reference Guide Page 19 Settin
35. ration reset conditions indication Regular communication error between hydro unit and remote controller system controller If there is no regular communication from the remote controller for three minutes the hydro unit regards it as no remote controller If there is no communication from both sides alarm E03 occurs Auto reset When successful regular communication is made Regular communication error between hydro unit and outdoor unit When serial signal from the outdoor unit cannot be received though normal serial signal is sent to the outdoor unit 1 When serial signal cannot be received continuously for 60 seconds S code communication 2 Communication is still not successful for 80 seconds through three retries if serial signal cannot be received for 20 seconds after new communication f code starts When the remote controller starts operation serial transmission starts with the new communication format Auto reset When successful regular communication is made Condensing temperature TC sensor defect If short circuit or open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Hydraulic heat exchanger inlet temperature TWI sensor defect If short circuit or open circuit state continues for two seconds an alarm occurs Auto reset When normal value is confirmed Hydraulic heat exchanger outlet temperature TWO sensor defect If short circuit or open circuit state continues for two seconds an
36. rform optional cooling operation apply insulation treatment of 20 t or more to all pipes Quick Reference Guide Page 12 Electrical Connections E Box layout pt P C board MCC 1511 Helay P C board MCC 1217 Option MG SW RY04 MG SW RY02 Relay P C board MCC 1217 Option F1 E 5 5 B PL 1121 Relay board 1431 Relay board 1214 Option 03 a a E w eo 0 Outdoor Hot unit water cylinder Sensor Outdoor unit Hot water Backup heater connection connection cylinder power power supply supply Quick Reference Guide Page 13 Power Lines Schematic Backup heater 400 V 6 9 kW type Backup heater 230 kW type Input power 400 V Input power 230 V 50 Hz breaker 30 mA Hot water cylinder Leakaqe Input power FD breaker Input power for 230 V i cylinder heater 50 Hz EP N 230 V 50 Hz C3 Outdoor unit Hydro unit Control Lines Schematic Mixing Valve type 2 for 2 zone control Mixing Valve type 1 for 2 zone control gt s VM 12 Temp sensor in hot 230 V 100 water cylinder 0 75 mm or more 1 ee N Pump local x Max 5 m shield wire 12 G 0 75
37. river devices G Tr IGBT H FO FO FO 2 L3 4 6 8 01 02 03 06 9 1 03 04 22 26 29 Position detection error When compressor motor position detection error is detected Outdoor unit fan defect When over current or lock in outdoor unit fan drive circuit is detected Quick Reference Guide Page 31 Outdoor Fault Diagnosis You can perform fault diagnosis of the outdoor unit with the LED s the board of the outdoor unit in addition to check codes displayed on the wired remote controller of the hydro unit Use the LED s and check codes for various checks Check of the current abnormal status Check of the abnormal status in the 1 Check that DIP switch SW803 is set to all OFF past although the abnormal status is 2 Jot down the states of LED800 to LED804 Display mode 1 not occurred now 3 Press SW800 for at least one second The LED status changes to 1 Set bit 1 of DIP switch SW803 to ON display mode 2 2 Jot down the states of LED800 to 4 Check the code whose display mode 1 equals the jotted LED status and LED804 Display mode 1 display mode 2 equals the current flashing status of LED800 to LED804 3 Press SW800 for at least one second from the following table to identify the cause The LED status changes to display The LEDs and DIP switches are located at the lower left of the P C board of the outdoor unit mode 2 SW801 SWS800 4 Find an error whose display mode 1 Enl
38. t for the hot water cylinder heater to terminals L and of the Hydro Unit Connect cables between the Hydro Unit and the hot water cylinder as follows Hydro Unit terminals 1 2 and earth Hot water cylinder 1 2 and earth A B and earth Hot water cylinder B and earth Quick Reference Guide Page 26 Default 2 NO Quick Reference Guide Page 27 Settings by Purpose cont Settings for 2 zone temperature control Procure a motorized mixing valve locally and perform piping Connect the valve cables as described in Electrical section Procure a buffer tank locally Procure a water pump locally and connect its cables as described in Electrical section To inhibit interlocking the water pump with the internal pump of the Hydro Unit set DIP SW10 3 on the Hydro Unit board to OFF e Set DIP SW12 3 on the Hydro Unit board to ON Attach the temperature sensor TFI connected to terminals TBO6 C and D of the Hydro Unit near the hot water inlet of the Hydro Unit Contact the temperature sensor closely with the pipe fix it with aluminium tape or the like and then perform insulation treatment for the sensor Fix TFI sensor on the room heating supply pipe by using the connector procured in locally Cover the cables with insulation tube minimum 1 mm or conduit so that the user cannot touch them directly Connect the functional earth wire of TFI sensor in the tank unit
39. tt Li Lc 2 TEST N 2 1 20 HOT WATER Display Lights when hot water supply system is connected when the system has hot water supply HOT WATER selected for Temperature to be changed Lights when hot water supply operation is performed by heat pump Lights when the internal heater is energized during hot water supply operation Lights during hot water supply operation Lights while hot water boost is activated Lights when the ANTI BACTERIA button is pressed and goes out when the button is pressed again Lights when unit enters the data set Displays hot water set temperature 40 to 80 C factory setting 65 C Lights when the set temperature or sensor s water temperature is displayed with the 7 segment indicator Quick Reference Guide Page 22 Display Explanation cont 19 TIMER 21 OPERATION Display Display Description Dm np Clock Displays the current time Lights while internal pump P1 or 77 external pump P2 is driven w Displays days of the week Sunday Lights during backup operation only by to Saturday the heater Lights when the NIGHT button is Lights when the unit enters the data set pressed and goes out when the mode and goes out when the unit exits button is pressed again the data set mode Lights when the unit enters the service mode and goes out when the unit exits the service mode
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