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Manual No. '15

HM-T-246

TECHNICAL MANUAL

Air to Water Heat Pump

Including hot water recirculation system

Q-Ton

Natural refrigerant CO

water heater

AMP Air Conditioning

www.ampair.co.uk | [email protected]

Содержание ESA30E-25

Страница 1: ...anual No 15t HM T 246 TECHNICAL MANUAL Air to Water Heat Pump Including hot water recirculation system Q Ton Natural refrigerant CO2 water heater AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 2: ...2 6 Heating system performance charcteristics for the operation to top up with recirculation loop 35 2 7 Performance correction method by the effects of outdoor relative humidity 49 2 8 Operation sound 50 2 9 Control 52 2 10 Technical infromation of European regulations 64 1 Lot2 64 2 Lot11 Grandless circulators 67 3 APPLICATION DATA 69 3 1 Installation work for heat pump water heater 69 1 Before ...

Страница 3: ...r operation pattern 123 9 R C function settings 124 10 Service maintenance 125 3 3 Setting and operation modes for unvented cylinder and configuration of master slave units 127 3 4 Design guidelines for CO2 heat pump water heater with under floor heating and water recirculation 131 3 5 External input and output 135 3 6 Guideline for indoor installation of CO2 heat pump water heater 141 4 SERVICING...

Страница 4: ...ng time 233 4 11 Reference for control PCB replacement 234 4 12 Operation start stop condition 234 4 13 Power off in a system with multiple units 235 4 14 Additional information for cylinder temperature sensor connection 237 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 5: ...CS UK Changed the mounting position of intercooler 0mm x 00mm 0mm x 00mm N ew and old specifications are not compatible with each other Adaptation of warning label marks to international standards P CM 0 A0 P CM 0 A0 A Unified warning label marks attached to the heat source units to those compliant to international standards Improved the rustproof property P ainted external panels Base plate drain...

Страница 6: ...el R P CB A0 0N L P CB A0 0P Fin guard P CB A0 Appearance is changed Fin guard in Category B has the base section shorter by mm after the structural change to hook the front panel Frame P CB A Frame in Category A has not brackets to hook the front panel so that it cannot be mounted Item P art N o Application to current model Specification categoryA Remark Fin guard P CB A0 0 Base section of fin gu...

Страница 7: ...etail DWG N o P CM 0 A00 AA Detail DWG N o P CM 0 A00 AB Conditions It can be replaced at site if a pair of water pipes are changed to P CM A00 A and 0 A and sets of socket P CM N 0 and O ring P CM C00 A are provided If any error occurs in the master slave communications after replacing the P CB it can be solved by using P SZ 00 A0 N ame Type E I Water pump Spare P CB Compatibility N ew spare part...

Страница 8: ...ns of the hot water amount graph are selectable Menu Menu Menu Multiple language French and South Korean language can be used Improved specifications Deleted More information Deleted from the display items because the More information function is not provided and select E rror history or Maintenance code history you can view these histories Added Save HP Unit setting Added following items to the s...

Страница 9: ...d All units defrost All the heat pump water heaters connected in a master slave configuration can be symchronise to perform defrost at the same time This avoids some adjacent units to recirculate cold air during defrost while others are still running on top up or fill up operation Refer to page for the setting method E xternal output of hot water amount An external output signal can be sent out wh...

Страница 10: ...pe between the hot water storage unit and the heat pump unit In the gas cooler the water exchanges the heat from the high temperature refrigerant and is heated up to higher temperature Such hot water is returned to the hot water storage unit and stored in the hot water storage unit The hot water in the hot water storage unit is distributed to the end of hot water supply system for utilizing The po...

Страница 11: ... hot water supply system What is the unvented hot water storage cylinder The hot water can be supplied by the pressure in the cylinder It is sanitary because the hot water is not exposed to the air It is good for retaining heat Unvented hot water storage cylinder Operation to top up Hot water Water Water Hot water AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 12: ...col mn and tap Set eed water Back Back Back 1 3 CO2 heat pump water heater Operation chart Ex1 In case of unvented hot water storage system In case of n ented hot water stora e s stem loc time o r 21 22 2 0 1 2 5 7 10 11 12 1 1 15 1 17 1 1 20 21 in tes 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 00 5 Electricit tariff ea c t ...

Страница 13: ...der the atmospheric pressure it may have a risk for frostbite when touching it with one s bare hands And if it gets into someone s eye it may have a risk for loss of one s eyesight Therefore when releasing it espe cially be careful to handle it Appearance Gas Colorless Liquid Clear and Colorless Solid Milky white If releasing the liquid CO into the air it will be a low temperature solid Dry Ice Sm...

Страница 14: ...has a property not to be liquefied Above features are suitable for producing hot water by heating up water from low temperature to high temperature at once and are utilized widely for this purpose The pressure of CO refrigerant at the temperature above the critical point is decided by the refrigerant temperature and refrig to high pressure is needed much more than that for R 0A Items CO R R 0A Com...

Страница 15: ...n hour to 0 and paralysis It leads to death within a few hours Table 1 3 The influence on the human body exerted by the concentration of CO2 gas in the atmosphere As shown in the table when the concentration of CO becomes or more it leads to the alternation of physi ological function and at to it leads to unconsciousness within about minutes and at to 0 it leads coma and then to death Therefore be...

Страница 16: ... way is used where recirculation load and hot water supply load are present in mixture With this system risk of the short supply of hot water is small even if the hot water temperature is not increased remarkably so far as the recirculation load in use and the hot water supply load are balanced well When the water supply side of mixing valve is interrupted accidentally hot water use the system by ...

Страница 17: ...t insulated copper pipe 0 0 0 0 0 0 0 Recirculation feed pipe A 0 m recirculation return pipe 0 A 0 m Feed hot water temperature 0 return hot water temperature ambient temperature 0 Heat loss amount 0 0 0 0 0 0 0 W 0 000 0 L min Heat required for recirculation when the recirculation pump is operated for hours continuously is Heat required for recirculation W H 00 0 J When the hot water temperature...

Страница 18: ...n circuit W L min Operation time H Heat required for recirculation kJ 0 0 0 0 0 0 Hot water volume required for recirculation kg L 0 0 0 0 0 Qty 0 0 Qty Check of seasonal effect and setting of seasonal recirculation return hot water outlet temperature and it is used unchanged in summer ambient temperature at 0 Heat loss amount 0 0 0 0 0 0 0 W 0 it becomes deg 0 deg so that temperature difference i...

Страница 19: ... min 0 E xternal static pressure P a 0 Water pump Type Output N on self suction spiral type inverter pump 00W Materials contacting to water PPS Actual pump head m kP a m kP a L min Usage temperature range Outdoor air temperature to Feed water inlet temperature Top up Warm up Hot water outlet temperature 0 0 Water pressure range kP a 00 or lower Keep water pressure more than 0kP a at the inlet of h...

Страница 20: ... is C and hot water outlet temperature is C P erformance of operation to top up in cold region shows the capacity measured under the conditions that outdoor air temperature is C DB C WB water inlet temperature is C and hot water outlet temperature is 0 C excluding heater for anti freezing water W sound is resonated a little Accordingly if the unit is installed on actual site it is normal that the ...

Страница 21: ... solution or special spray are used it may and corrosion 2 Do not install it in the place where much water vapor and or dew condensation is generated 3 If installing a remote control in the hospital and telecommunication service office be sure to take measures against noise medical equipment wireless communication equipment and etc it may cause malfunction and failure of the remote control On the ...

Страница 22: ...up Schedule settings Setting of weekly operation pattern Set the operation pattern for one week Set target hot water amount and time Setting of day off If setting off day the operation of heat pump water heater to top up becomes invalid Setting of peak cut Reduce the power consumption by limiting the max capacity Set the start end time of peek cut and the peak cut Checking of operation pattern It ...

Страница 23: ...st run RC function settings Service password is required Main Sub of RC Main or Sub remote control setting can be done E xternal input When multiple heat pump water heaters are connected the applicable range of water heaters of CnT input signal can be set Auto restart Control contents after recovering from power failure can be set Service password is required N o display of unit Max sets of heat p...

Страница 24: ...eration until completion of water pump test run When starting test run of water pump the message of In water pump check operation is displayed on the TOP screen Screen P urge air by operating test run of water pump Be sure to check the drain comes out by opening drain valve and air purge valve Screen After completing test run of water pump stop test run of water pump If pushing Run P ause switch o...

Страница 25: ...he setting method by remote control please refer to the next item Setting example or user s manual Setting example Setting method and Operation pattern of heat pump water heater for following setting conditions are shown below The hot water temperature is 0 C In order to store at least 0 of full hot water amount by 00 the setting of hot water amount is changed to 0 at 00 The peak cut timer is set ...

Страница 26: ...om Monday to Sunday E ach day Set each day Change 00 of the set item on Screen When tapping the line of 00 00 the column of set item is highlighted in reverse Tap Change button Screen Hot water amount setting screen is displayed For setting the time tap Time button Screen Since Time setting screen is displayed tap 00 and tap Set button Screen When tapping Set button After changing the time tap Set...

Страница 27: ... to be set from Week days Sat Sun All days and E ach day buttons Set the P eak cut to 0 in order for the heat pump unit not to be started operation to top up from 0 00 to 00 When tapping the line of Invalid the column of set item is highlighted in reverse Tap Change button Screen The detail setting screen for setting the contents of P eak cut timer is displayed Screen Screen Screen Screen Back Set...

Страница 28: ...n Screen Screen Back Select the item Change over day off cancel blank 6 Increase the HW amount uniformly When setting HW amount More the setting value of HW amount becomes times of the usual setting When setting HW amount Less the setting value of HW amount becomes 0 times of the usual setting When tapping HW amount button on the TOP screen Screen the HW amount setting screen is displayed Screen W...

Страница 29: ...Stop operation by timer The operation to fill up Set amount of hot water Peak cut stop The operation to top up 2 Set hot water amount at 13 00 to 30 If less than 30 the operation to top up starts Operation pattern of heat pump water heater When setting like to mentioned above the set hot water amount at each time of the day is shown as follows AMP Air Conditioning www ampair co uk sales ampair co ...

Страница 30: ... P lace the unit on the rack in order to make the bottom of unit higher than the snow surface Install a snow prevention hood locally prepared according to the drawing provided by MHI on the outlet port of the unit Install the unit at the space under the eaves or the snow prevention roof locally prepared If ambient temp becomes below 0º C it may cause break of water pipes and damage on the unit due...

Страница 31: ...lectronic expansion valve EEVG1 Receiver High pressure side service valve Low pressure side service valve Solenoid valve SV INJ1 Solenoid valve SVH1 Compressor Solenoid valve SV OIL1 Accumulator Terminal block for R C or Superlink adaptor TB2 XY Terminal block for power transformer TB2 1 2 3 4 5 6 Terminal block for signal wire TB2 AB Terminal block for power cable TB1 L1 L2 L3 N Control PCB AMP A...

Страница 32: ...purge valve Flow regulator CWFV Gas cooler Inter cooler Hot water outlet Drain water outlet Feed water inlet Drain valve Water pump Rear view Without transformer AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 33: ... 15 HM T 246 Rear view Power transformer AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 34: ...r Needle valve Fan motor FMO2 Fan motor FMO1 High pressure switch 63H1 1 High pressure sensor PSH1 Air purge valve Service valve at high pressure side 7 16 20UNF P Needle valve Flow regulator CWFV1 Water pump DCWP DH DH Strainer Solenoid valve for gas injection SV INJ 1 Strainer Intermediate reciever Outdoor air temp sensor Tho A Accumulator Air heat exchanger Air heat exchanger Double tube heat e...

Страница 35: ... 15 HM T 246 2 5 Electrical wiring Heat pump water heater AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 36: ... temperature kW kW 5 25 30 0 5 83 5 15 16 30 0 6 08 4 93 7 30 0 7 14 4 20 2 30 0 10 09 2 97 7 30 0 10 59 2 83 10 28 5 10 88 2 62 20 24 0 9 73 2 47 25 21 0 9 03 2 33 17 25 30 0 6 60 4 55 16 30 0 6 98 4 30 7 30 0 8 04 3 73 2 30 0 11 46 2 62 7 30 0 11 52 2 60 10 28 5 11 83 2 41 20 24 0 10 6 2 26 25 21 0 9 81 2 14 24 25 30 0 7 21 4 16 16 30 0 7 49 4 01 7 30 0 8 65 3 47 2 30 0 11 81 2 54 7 30 0 11 88 2...

Страница 37: ... 11 57 2 59 10 28 5 11 83 2 41 20 24 0 11 09 2 16 25 21 0 10 61 1 98 24 25 30 0 8 17 3 67 16 30 0 8 31 3 61 7 30 0 9 14 3 28 2 30 0 12 32 2 44 7 30 0 12 26 2 45 10 28 5 12 41 2 30 20 24 0 11 76 2 04 25 21 0 11 26 1 87 30 25 30 0 8 46 3 55 16 30 0 9 06 3 31 7 30 0 10 6 2 83 2 30 0 11 83 2 54 7 30 0 13 02 2 30 10 28 5 12 82 2 22 20 24 0 12 11 1 98 25 21 0 11 33 1 85 d Hot water outlet temperature 80...

Страница 38: ...25 21 0 12 20 1 72 30 25 26 0 10 55 2 47 16 26 0 10 70 2 43 7 26 0 11 16 2 33 2 30 0 13 09 2 29 7 28 0 13 19 2 12 10 26 5 12 97 2 04 20 22 0 12 48 1 76 25 20 0 12 32 1 62 N otes The data of power consumption in this table do not include the power consumption of anti freezing heater W In case of outdoor air temperature C please take account of the power consumption for anti freezing heater For the ...

Страница 39: ...consumption COP Feed water inlet temperature 5 30 Outdoor air temperature DB COP Heating capacity Power consumption kW 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on inst...

Страница 40: ...perature 5 30 Outdoor air temperature DB COP Heating capacity Power consumption kW 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions when ...

Страница 41: ...ture 5 30 24 C Outdoor air temperature DB COP Heating capacity Power consumption kW 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions when...

Страница 42: ...30 30 C 17 C 5 C 24 C 30 C 17 C 5 C 24 C C O P Heating capacity Power consumption k W 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions wh...

Страница 43: ... 30 C 17 C 5 C 24 C 30 C 17 C 5 C 24 C 㻡 C O P Heating capacity Power consumption k W 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions wh...

Страница 44: ...h P lease see highlighted rows in the table below a In case of temperature set to 65 C Setting temperature C Heating capacity P ower consumption COP volume Hot water outlet temperature Feed water inlet temperature Outdoor air temperature kW kW L min C 0 C C 0 C C 0 C C 0 0 C 0 0 0 C C 0 0 C C 0 C 0 C 0 0 C 0 C 0 0 C 0 0 C 0 0 C 0 C C 0 C 0 C 0 0 0 C 0 0 C 0 0 C 0 0 0 0 C 0 0 0 C 0 0 C C 0 0 C 0 0 ...

Страница 45: ...0 0 C 0 C 0 0 0 C 0 0 0 0 C 0 0 0 C 0 0 C C 0 0 0 0 C 0 C 0 0 C 0 0 C 0 0 0 0 C 0 0 0 0 C 0 0 C 0 0 0 C C 0 0 C 0 0 C 0 0 C 0 0 0 C 0 0 0 0 C 0 0 0 0 0 C 0 0 0 C 0 0 0 In case that actual pump head is more than m kP a hot water outlet temperature could exceed the setting temperature Caution The data in this table do not take into account of decreased performance due to i e defrost operation when s...

Страница 46: ...ture kW kW L min C 0 C C 0 0 0 C 0 0 0 C 0 0 0 C 0 0 C 0 0 0 0 0 C 0 0 0 0 C 0 0 C 0 0 0 C C 0 C 0 C 0 0 C 0 C 0 0 0 0 C 0 0 0 C 0 0 C 0 0 C C 0 0 0 C 0 0 C 0 0 0 C 0 0 C 0 0 0 0 C 0 0 0 0 C 0 0 C 0 0 0 C C 0 0 0 C 0 0 C 0 0 C 0 0 C 0 0 0 0 0 C 0 0 0 0 0 0 C 0 0 0 C 0 0 0 For above conditions performance decrement for frosting is considered AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 47: ... ater flow volume 17L min 40 50 55 60 Brok en line H eating capacity S olid line C OP F eed w ater inlet temperature 40 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on ins...

Страница 48: ...k en line H eating capacity S olid line C OP F eed w ater inlet temperature 40 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions when usin...

Страница 49: ... S olid line C OP F eed water in et temperature 40 C 20 30 40 50 60 70 80 90 30 20 10 0 10 20 30 40 Outdoor relative humidity 䠂 Outdoor air temperature䠄䉝DB䠅 Relative humidity of performance characteristics N otes P erformance characteristics is based on the relative humidity mentioned above Heating performance vary depending on installation or weather conditions when using AMP Air Conditioning www...

Страница 50: ...elativ e h umidity of th e place wh ere Q ton will b e installed E x ample1 I n case of outdoor air temperature 6 䉝DB and relati v e h umidity 9 0䠂䠄Hotwater outlet temperature6 0䉝 Feedwater temperature 5䉝䞉Heating capacity is 30k W according to th e perf oramance ch arcte ristics curv e f or operation to top up 䞉C O P is 2 9 0 according to th e perf oramance ch arcteristics curv e f or operation ...

Страница 51: ...top up in intermediate season Outdoor air temperature 16 CDB 12 CWB Feed water inlet temperature 17 C Hot water outlet temperature 65 C JRA 4060 Mike position 1m in front and 1m in height id octa e and fre enc So nd press re le el d Standard 2x10 a 5 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 52: ...ason Outdoor air temperature 2 CDB 1 CWB Feed water inlet temperature 5 C Hot water outlet temperature 65 C JRA 4060 Mike position 1m in front and 1m in height id octa e and fre enc So nd press re le el d Standard 2x10 a 5 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 53: ...otection control P SL Low pressure sensor P SL is used for fan control suction superheat control low pressure protection control and the detection of low pressure anomaly P age As for the contents of low pressure protection control please refer to Low pressure protection control P SM Intermediate pressure sensor P SM is used for open close control of injection circuit P age As for the detail of in...

Страница 54: ...systems are connected in parallel the water may flow disproportionately P age In case that cold water maybe supplied to the hot water supply line CWFV is closed As for the control details please refer to P reventing control from disproportionate water flow Tho W Gas cooler water temperature sensor Inlet Tho W is used for Discharge pipe temperature control Compressor control Detection of feed water...

Страница 55: ... Tho R R detects lower temperature than the defrost start temperature which is decided by the outdoor air temperature for 0 seconds continuously Fig e Or the suction pressure saturated temp calculated from the low pressure detected by LP sensor is lower than the de frost start temperature which is decided by the outdoor air temperature for 0 seconds continuously Fig Starting condition B If all of ...

Страница 56: ...Defrost operation time exceeds 0 minutes the forcible end time of defrost c The cumulative operation hour of defrost exceeds the forcible end time and compressor stops Contents of control the air heat exchanger hose hose hose gas E E V H Close 00 rpm E SA 0E CWFV CWFV Feed water Form C Water is circulating Open to Anti legionnaires disease control AMP Air Conditioning www ampair co uk sales ampair...

Страница 57: ...ssure sensor 0MP a e Outdoor air temperature f Inlet water temperature 0 E nding condition If one of the start conditions a b d is not established Contents of control Open the solenoid valve for gas injection SV IN J 3 3 Discharge pipe temperature protection control P rotection control compressor Hz is controlled to suppress the rise in discharge pipe temperature SV INJ1 Open gas injection Dischar...

Страница 58: ...h pressure HP MP a MP a Compressor stops Compressor starts Discharge pipe temperature Tho D 0 If high pressure is increased to activate high pressure switch H open at MP a close at MP a If high pressure is increased and high pressure sensor P SH detects that the high pressure exceeds the set value shown in b Contents of control Stop compressor If this anomalous stop detected by high pressure switc...

Страница 59: ...onds continuously 3 6 Over current protection control Current safe control If the input current at primary side or the output current at secondary side of inverter on the heat pump water heater exceeds the set value compressor Hz is controlled to protect the inverter Current safe control by inverter primary current a Starting condition If all of the following conditions are established Compressor ...

Страница 60: ...t cut signal is detected times within minutes If compressor speed 0rps and the current cut stop are detected times within 0 minutes 3 7 Power transistor temperature protection control P rotection control Hz is controlled to suppress the rise in power transistor temp Anomalous stop control a If the power transistor temperature increases further the protection switch in the power transistor activate...

Страница 61: ...nuously b Under the fan control mode and the outdoor fan speed command speed if the outdoor fan anomaly signal is detected for 0 seconds continuously or if the compressor is stopped times within 0 minutes by the outdoor fan motor anomaly E is displayed on the remote control and it becomes error stop mode 3 11 Feed water inlet temperature anomaly If feed water inlet temperature exceeds usage range ...

Страница 62: ...linder 4 2 Water flow volume control the set temperature which is set with remote control Set temperature Actual outlet temperature of hot water Initial state Water pump speed Initial set speed Flow regulator Initial set value Hot water outlet temperature set temperature Water pump speed increases Hot water outlet temperature set temperature Water pump speed Max Flow regulator opening Max Make flo...

Страница 63: ...ator opening Min Make flow regulator opening narrower and water pump increasing No No Yes No No Yes Yes Yes No Yes Water flow volume control is completed temperature speed speed Hot water outlet temperature set temperature Hot water outlet temperature set temperature speed Hot water outlet temperature set temperature AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 64: ...ng condition b is not established b Inlet water temperature of the gas cooler is detected for 0 minute continuously c The operation to top up for anti freezing water is not conducted E nding condition B a Operation mode becomes Stop mode Contents of control In case of unvented cylinder Outdoor air temperature condition is established Outdoor air temperature condition is not established Outdoor air...

Страница 65: ... arliament and of the Council of May 0 0 on the indication by labelling and standard product information of the consumption of energy and other resources by energy related products RE GULATION COMMISSION RE GULATION E U N o 0 of August 0 implementing Directive 00 E C of the E uro pean P arliament and of the Council with regard to ecodesign requirements for water heaters and hot water storage cylin...

Страница 66: ...ion Average C 0 kWh Colder C kWh Warmer C kWh Average C Colder C 0 Warmer C 0 e Technical Information Function The appliance is with an outdoor unit and indoor unit The outdoor unit is an air water heat pumps including electrically driven compressor The indoor unit is a domestic hot water storage cylinder Technical data of water heater Model name E SA 0E Rated voltage V P hase 0 00 Rated frequency...

Страница 67: ...Total energy consumption P erformance COPDHW Wh Annual energy consumption kWh E nergy consumption kWh Tapping heat kWh Tapping cycle 0 Standby power input Re heating period 00 Defrosting period Total energy consumption P erformance COPDHW Wh Annual energy consumption 0 E nergy consumption kWh Tapping heat kWh Tapping cycle 0 Standby power input 0 Re heating period Total energy consumption P erform...

Страница 68: ...council with regard to ecodesign requirements for glandless standalone circulators and glandless circulators integrated in products COMMISSION RE GULATION E U N o 0 of July 0 amending Regulation E C N o 00 with regard to ecodesign requirements for glandless standalone circulators and glandless circulators integrated in products c P roduct Information Function The apparatus is a DC brushless pump i...

Страница 69: ... 15 HM T 246 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 70: ...ration of refrigerant in the event of leakage especially when it is installed in a small room The concentration of CO in nature is 0 0 0 0 If the concentration of CO exceeds 0 it may af fect the human body V entilate the working area well in case the refrigerant leaks during installation When carrying the unit in hoist the unit with slings for haulage by putting it through the holes at the anchor ...

Страница 71: ... 15 HM T 246 0 WARNING CAUTION AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 72: ... 15 HM T 246 Feature of CO2 refrigerant First aid under high concentration of CO2 gas Legal formalities CAUTION AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 73: ...ge valve 3 way value CWFV3 Hot water temp Feed water temp GV GV GV FJ GV T P FJGV FJYS Drain Drain Clean water cylinder ESA30 Unvented cylinders T P CV GV Gate Valve CV Check valve FJ Flexible joint YS Strainer Y type R T P Clean water supply Pressure pump Expansion Air purge valve Vessel Relief valve Stop valve CWFV5 Hot Waler temp Anli treezing healer Insulation for unvented cylinder for water p...

Страница 74: ...lobe valve Flow volume control GV Gate Valve CV Check valve FJ Flexible joint YS Strainer Y type Measurement Range 4 10L min Flow meter GV Recirculation pump GV SV1 P P T2 R T P Recirculation return hot water temperature 55 or less Recirculation return temperature Cold water inlet for Mixing valve Hot water inlet for Mixing valve Recirculation return Recirculation feed hot water temperature Recirc...

Страница 75: ... 15 HM T 246 Part name Model General description 1 2 2 Component list AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 76: ... 15 HM T 246 1 3 Specifications of unvented hot water storage cylinder for connecting to ESA30E AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 77: ...between the heat pump water heater and the unvented cylinder Case 1 Heat pump water heater is installed below the unvented cylinders 㩿㪻㪼㫊㫀㪾㫅㩷㫇㫉㪼㫊㫊㫌㫉㪼㩷㪌㪇㪇㫂㪧㪸㪀 Pressure reducing valve Heat pump water heater Within 15m Unvented cylinder AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 78: ... system with stop valve The heat pump water heater for commercial use equips the output terminal for such control Since hot water in one system flowing out easier becomes colder early cold water flows into the hot water supply line Becomes colder Keeps hot ase 2 eat p mp nit is installed hi her the n ented c linders in each cylinder Relief valve Automatic air purge Negative pressure check valve Pr...

Страница 79: ...e note 0 0 2 2 Heat pump water heater installation space Service space 1 Single unit L4 Air inlet Air inlet L2 Air inlet Air inlet Service space for gas cooler heat exchanger L3 L1 Service space for compressor control Wall height H3 Wall height H2 Wall height H4 Wall height H1 Installation space L AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 80: ...height H1 Wall height H4 L3 Wall height H2 L6 L1 L L 2 3 Unvented hot water storage cylinder Installation space Service space Open Wall height No limit Unit mm 750 1 500 800 800 800 800 800 Unit ｍｍ H 1 000 H 1 000 H 1 000 H 1 000 750 H 1 000 400 H 1 000 800 Unit ｍｍ３５０以上 800 H 1 000 800 1 400 800 H 1 000 1 500 400 350 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 81: ...lar hole each 2 holes in front and rear 40 20 Unit dimension 100mm Base Normally it is desirable that a base as specified in the drawing at the left is provided A base wrongly oriented is not acceptable Please use it for renewal installation Please add a base on the center it is necessary to prevent sagging 1350 850 720 85 85 594 726 764 Anchor bolt dimension Anchor bolt position mark Anchor bolt ...

Страница 82: ... General description 4 1 1 Outline of water piping _ 4 1 2 Piping work Gate valve Ball valve Heatpumpwaterheater Structure of water piping shows the flow direction of water T P T P AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 83: ... water storage unit Right angled expansion piping is prohibited Built in pump Water piping Automatic air purge valve Air separator Automatic air purge valve 1 200 rising slop Installation sample of air purge AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 84: ... 2 Water piping work 4 2 1 Limitation of piping length between the heat pump water heater and the unvented cylinder 4 2 2 Pressure loss of the pipe and joint 0 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 85: ... 15 HM T 246 4 3 System diagram 㪄㪈㪌㪄 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 86: ... Clean water port Cylinder Capacity 500L Cylinder Capacity 500L Cylinder Capacity 500L Cylinder Capacity 500L Cylinder Capacity 500L Cylinder Capacity 500L Hot water supply port Air purge valve Air purge valve Air purge valve Air purge valve Drain port Air purge valve Air purge valve Air purge valve Air purge valve Air purge valve Air purge valve Air purge valve Air purge valve Hot water stop valv...

Страница 87: ...cinder concrete 25 30mm 70 100mm 10 12mm 25 30mm Caulking waterproof agent Racking finish forming paper waterproof paper galvanized steel sheet paint Insulation glasswool etc Flanged iron pipe sleeve Mortar waterproof layer 30 100mm Insulation Mortar waterproof layer 30 100mm Soldering Umbrella made of galvanized steel sheet Caulking waterproof agent elastic sealing Concrete 150mm Water pipe retur...

Страница 88: ... 2 1 Allowable external head and piping resistance 5 2 2 Limitation of distance between the heat pump water heater and the unvented cylinder 0 Within 15m Feed water Heat pump water heater HW storage unit AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 89: ...fail use an impulse withstanding type one Please note The installation of an impulse withstanding type earth leakage breaker is necessary do not lay electronic control wires remote control and signal wires and other high current cables together outside the unit AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 90: ...3 CWFV3 6 4 8 TB REMOTE CONTROL 4 Earth leakage breaker Impulse withstanding Circuit breaker Power source 3 phase 380 400 415V 5 50 60Hz TB CWFV T1 4 T5 6 T7 9 TB2 TB1 Connector 5 3 CWFV3 6 4 8 TB 4 Earth leakage breaker Impulse withstanding Circuit breaker Power source 3 phase 380 400 415V 5 50 60Hz Master unit 1 Master unit 2 CWFV5 CWFV5 3 3 CWFV5 3 1 2 CWFV T1 4 T5 6 T7 9 A B X Y L1 L2 L3 N R C...

Страница 91: ... 15 HM T 246 0 CAUTION AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 92: ...by measuring with a multi tester Replace Y ellow Y E wire Terminal with Brown BR wire Terminal Refer to the Fig After replacing wires and connecting power cable to the unit turn the power on and check 00V 0 of power source voltage between the terminal and on the TB by measuring with a multi tester Replace Y ellow Y E wire Termianl with Gray GR wire Terminal Refer to the Fig After replacing wires a...

Страница 93: ...4 Connecting method of signal wire The signal line is DC5V so that please do not connect single phase 220V 230V 240V of power cable to the signal line In case to connect power cable the fuse on the control PCB is blown Remote control wiring mm 0 Round type climped terminal Wiring terminal block climped terminal Wire size thin Wire size thick 7mm or smaller 00 00 00 AMP Air Conditioning www ampair ...

Страница 94: ...withstanding type one Please note The installation of an impulse withstanding type earth leakage breaker is necessary do not lay electronic control wires signal wire and other high current cables together 7 1 Applying method of hot water temperature sensors on the cylinder AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 95: ...Cylinder 2 Tht 2 Cylinder 1 Tht 1 Heat pump water heater 150 1050 1200 At the welded point of the top end plate At the welded point of the bottom end plate 600 Clean water and return Form C Form B Anti freeze water circuit Hot water outlet circuit Hot water Clean water Feed water Hot water flow at operation to top up 3 way valve Hot water flow at operation to top up At the welded point of the top ...

Страница 96: ...er and return 150 300 450 750 1050 1200 600 Tht 6 Tht 5 Form C Form B Anti freeze water circuit Hot water outlet circuit Hot water Feed water Hot water flow at operation to top up 3 way valve Hot water flow at operation to top up At the welded point of the top end plate At the welded point of the bottom end plate 1000L x 4 Hot water supply Tht 8 Tht 7 Tht 5 Tht 6 Heat pump water heater Cylinder 3 ...

Страница 97: ...ecting method Please note Hot water temperature sensor for unvented cylinder Tht 1 to 9 Temperature ºC Resistance kΩ 100 90 80 70 60 50 40 30 20 10 0 20 0 20 40 60 80 100 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 98: ...e sensor MTH Q3E Tht 1 Tht 2 Tht 3 Tht 4 Tht 5 Tht 6 Tht 7 Tht 8 Tht 9 p p Heat pump water heater Control PCB BL PK BL RD BK BK for MTH Q4E MTH Q5E Insulating treatment shall be done on other terminals Attached to the option parts MTH Q1E or MTH Q2E WH BK BL BR RD BK WH RD GR YE BR BL GL BK WH RD GR YE BR BL GL BK WH RD GR BK WH RD GR YE BR for MTH Q3E 1 Phase AC200V 50 60Hz Terminal block for sol...

Страница 99: ... sensors on the unvented cylinder Example 1 Example 2 Hot water outlet Hot water outlet Heat pump water heater Heat pump water heater For 3000Liter 6 x 500Liter cylinder For 4000Liter 8 x 500Liter cylinder Clean water and return Clean water and return AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 100: ...eat pump water heater Hot water supply port 3 way valve operation position Unvented cylinder Form B Hot water outlet circuit 3 way valve CWFV3 Hot water stop valve CWFV5 Parallel system only Clean water and return AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 101: ...gh pressure switch H High pressure sensor P SH Air purge valve Service valve at high pressure side 0UN F P Strainer Flow regulator CWFV Water pump DCWP DH DH Strainer Solenoid valve for gas injection SV IN J Strainer Intermediate reciever Outdoor air temp sensor Tho A Accumulator Air heat excahnger Air heat excahnger Double tube heat excahnger Gas cooler refrigerant temp sensor Outlet Tho G Gas co...

Страница 102: ...r the Max connectable number of heat pump water heaters is water heaters Be sure not to set any duplicated address 2 Switching control Control contents of heat pump water heater can be changed by dip switches on the control P CB and the software switches displayed at segment LE D as shown in following tables Control P CB Manual address setting How to set address SW1 SW2 10s digit 1s digit Put a pr...

Страница 103: ...l open E E V G close Type of cylinder Check SW kept OFF SW Check SW kept OFF Check SW kept OFF SW Check SW kept OFF and Water temperature Check SW kept OFF Check SW kept OFF Check SW kept OFF Check SW kept OFF after the previous checking SW Check SW kept OFF Check SW kept OFF SW OFF SW P rimary setting operation SW Check SW kept OFF SW Water pump test run Check SW kept OFF Superlink terminal spare...

Страница 104: ...er of P 00 P 0 P 0 P 00 The data at data display LE D blink for every 0 second control contents 5 Specifications of external input terminal Data display Minimum unit Contents Display range P 0 piece E x of of E xternal input CnS contact operation is also canceled CnS input is available Set the demand Set it to master and slave units individually CnG not start operation CnG E xternal output CnH Ope...

Страница 105: ...ter heater board to break off from the original circuit occurrence of sneak current 12 1 16 11 15 10 14 9 13 2 3 4 IN OUT 1 5 2 6 3 7 4 8 Terminal arrangement Coil resistance E xample of use AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 106: ... for recirculation hot water supply system culation return hot water temperature change the control setting This is all for the setting of the recirculation system control changed AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 107: ...top up 500L x 6 Hot water supply Cylinder 6 Tht 8 Tht 9 Cylinder 5 Tht 7 Tht 5 Cylinder 4 Tht 6 Tht 2 Cylinder 2 Tht 3 Cylinder 3 Tht 4 Cylinder 1 Tht 1 Heat pump water heater 150 600 1050 1200 At the welded point of the top end plate At the welded point of the bottom end plate 9 Anti legionnaires disease control 9 1 Outline 9 2 Piping Take the pipe extending from the cylinder to the heat pump wat...

Страница 108: ...the cylinder or on the pipe exit 3 way valve Hot water flow at operation to top up At the welded point of the top end plate At the welded point of the bottom end plate 2000L x 2 Hot water supply Tht 6 Tht 5 Tht 8 Tht 7 Tht 1 Tht 2 Tht 3 Tht 4 Heat pump water heater Cylinder 1 Cylinder 2 Clean water and return 150 450 750 1050 1200 600 Form C Form B Anti freeze water circuit Hot water outlet circui...

Страница 109: ...f the top end plate At the welded point of the bottom end plate 3000L x 1 Hot water supply Heat pump water heater Cylinder 1 Tht 1 Tht 2 Tht 3 Tht 4 Tht 5 Tht 6 Clean water and return 150 300 450 750 1050 1200 600 Tht 7 9 4 Setting of remote control Setting temperature Setting water temperature should be higher than 0 C Schedule setting Stop the recirculation pump depending on the time 9 5 Caution...

Страница 110: ...linder supply load add a cylinder that can produce the thermal boundary layer Clean water and return New cylinder Tht 4 60 70 100 40 Tht 1 10 Tht 5 30 Tht 2 Tht 6 Tht 3 Existing cylinder AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 111: ...heck operation are required Please proceed test operation according to following procedure Water pump test run can be done from the menu of remote control Water pump will start several 0 seconds later Be sure to check well drainage by opening the drain valve P rimary setting operation can be done from the menu of remote control In P rimary operation is displayed on the TOP screen of remote control...

Страница 112: ...l manual Is the insulation work done properly Check technical manual Is the cleanable strainer attached to the inlet port of feed water 0 mesh or more Can water be drained or stopped normally by operating drain valve and relief valve E nable to drain and stop water normally Can air purge be done Check operability of air purge valve Can water be drained from drain piping well Can water be drained f...

Страница 113: ...within the normal range 0 0 Is suction superheat within the normal range Is under dome temperature within the normal range 0 control Check the actuation of protection control Check the history of error stop Does the fan rotate normally Check stable rotation When outdoor air or lower Check operation Did you check and explain the setting contents of remote control to the customer E xplain the settin...

Страница 114: ...erating current Discharge pipe temperature Suction pipe temperature Suction superheat Outdoor fan Outdoor air temperature Outdoor fan speed min Operation data of the heat pump water heater Should attach MentePC data Date of data acquisition 13 Notabilia for servicing for CO2 heat pump water heater technical manual Data can be displayed on the LE D display of segment by changing the setting with th...

Страница 115: ...r failure pump water heater starts operation to top up B Date setting screen is displayed pump water heater does not start operation to top up It becomes in C Invalid TOP screen is displayed status before power failure It becomes in D Date setting screen is displayed status before power failure It becomes in E V alid F Invalid Same as case C G Despite Invalid default 14 The behavior after power re...

Страница 116: ...ecautions e s a e l P read this manual carefully before the installation work to install the unit properly E very one of the following instructions is important to be observed strictly WARNING e r u l i a F to follow these instructions may result in serious consequences such as death severe injury etc CAUTION e r u l i a F to follow these instructions may cause personal injury or property damage I...

Страница 117: ...s from R C to larger size ones near the outside of R C When wires are connected take measure to prevent water etc from entering inside of connected part 00m 0 mm x core shielding wire MV V S 00m 0 mm x core shielding wire MV V S 00m mm x core shielding wire MV V S 00m 0mm x core shielding wire MV V S Installing method With using a switch box Installed directly on a wall Wiring direction Backward U...

Страница 118: ...als of heat pump water heater There is no polarity of R C wiring X and Y retrieved backward E mbed the switch box and the R C wires beforehand Seal the inlet hole for the R C wiring with putty re or break down res are passed thr Switch box for 0 all Conduit Locknut Switch box Seal with putty R C cable Bushing ire outlet Downside Upper side Bottom case Downside Upper side Bottom case ire outlet Cut...

Страница 119: ...hind the bottom case hatched section Fix wires such that the wires will run around the terminal screw of the upper case of R C Install the upper case with care not to pinch wires of R C rom the upper center open a hole before separating the upper and bottom cases This will reduce risk of damaging the P CB and facilitate subsequent work rom the upper left take care not to damage the P CB and not to...

Страница 120: ...ord Administrator password for daily setting items and service password for installation test run and maintenance are used Default setting of administrator password is 0000 This setting can be changed Refer to the Instruction Manual If the administrator password is forgotten it can be initialized by pressing Schedule setting switch and Operation to ll up switch on the administrator password input ...

Страница 121: ... If initializing it restore to the factory or more Y es Continue is selected and default the display changes to the screen Select Main sub set input Main Sub Caution If only one set of R C tap Main button in the state of initial setting it will keep on waiting till either one of the buttons is selected If two sets of R Cs are used when either one of them is tapped the setting starts HP U search on...

Страница 122: ...e Tap Set to save Move to the screen of a selected menu After feeding water please start Water After end of Water pump test run pump test run and purge air please start P rimary setting of operation P lease refer to next page for detail Service password input TOP screen Test run E nter the P hone N o of the contact E nter the contact P rimary setting of operation Water pump test run Company inform...

Страница 123: ... detail Return to the TOP screen When the P rimary setting of operation starts the message of In P rimary operation is displayed Screen The actual hot water temperature during primary operation is diffFFerent from the displayed hot water temperature on the TOP screen because the heat pump water heater is operated by changing hot water temperature during prima r y operation After the end of the P r...

Страница 124: ...tion pattern operation pattern is similar to yours is overwritten by the selected one the operation pattern can be set easily Refer to followings for details To edit the operation pattern set by User environment please edit it by following procedure P ush the Schedule setting switch on the panel Setting of weekly operation pattern Target water level for the business model Time Default value Care h...

Страница 125: ...red by memorizing the operating state before power failure In case that the setting of Auto restart is V alid even though the power failure occurs the unit can restart automatically after power recovery Factory default V alid Information Regarding the following settings for daily use please refer to the user s manual Initial settings Clock setting Date and Time display Contrast Backlight and Contr...

Страница 126: ...menu E rror display Date and time of error occurrence HP unit address and E rror code are displayed Maintenance code history Date and time of Maintenance code occurrence HP unit address and Maintenance code are displayed Heat pump unit address When or more units are connected the th and the subsequent units are displayed on the next page Service maintenance Move to the screen of a selected menu Se...

Страница 127: ... Unit setting CP U reset The microcomputer of the heat pump water heater connected is reset Like a state of recovery after power fail Restore of default setting The setting of the R C and the HP unit connected are restored to the factory setting Touch panel calibration Adjust the position if the display and the touch position are unmatched Saving HP unit setting The data of all heat pump water hea...

Страница 128: ...Setting and operation modes for unvented cylinder and configuration of master slave units 1 Introduction master unit only 2 System diagram HW temperature sensors AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 129: ...the Hot water temperature sensor Mounting or pasting on the unvented cylinder for detecting hot water For purging the air in the hot water system which is generated during heating up the water in the unit or is mixed in the system when feeding water E ach valve is required for each cylinder For preventing from increasing pressure in the system during heating up the water Working pressure is to be ...

Страница 130: ... those of other systems You cannot operate if there is a duplication Error display E 31 00 01 10 11 20 21 22 23 OFF OFF OFF OFF OFF OFF ON ON OFF ON OFF ON OFF ON OFF ON 0 0 0 0 0 0 0 0 0 0 1 1 2 2 2 2 Master unit must be OFF Set slave units as shown in the following list Same combination must be used on each system P CB SW settings connected at the maximum SW and SW need to be set in the same way...

Страница 131: ...0 SW4 7 ON SW4 8 OFF AddressNo 11 SW1 SW2 10 SW4 7 OFF SW4 8 OFF AddressNo 20 SW1 SW2 20 SW4 7 ON SW4 8 OFF AddressNo 21 SW1 SW2 00 SW4 7 OFF SW4 8 ON AddressNo 02 SW1 SW2 00 SW4 7 ON SW4 8 ON AddressNo 03 Touch panel type Hot water supply remote control Hot water cylinder Hot water cylinder Cylinder temperature Sensor wire Water level sensor wire Cylinder temperature Sensor wire Water level senso...

Страница 132: ...ification 25 C 24 6L min 35 C 25 C 60 C 24 6L min 60 C 18 4L min 35 C Heat loss on piping Max floor heating load or recirculation heat load Heat loss on piping Max floor heating load 45 kW CO2 heat pump water heater 30kW 2 units 25 C circulation pump Floor heating panel M Gas cooler Water pump Flow regulating valve Mixing valve No 1 sensor 1 No 2 sensor 1 Item units Tolerated value Cyclic water Ma...

Страница 133: ...t should be as shorter as possible from a view point of P ressure loss of pipe table Flow volume 0 0 0 0 E lbow Gate valve Y type strainer 0 0 0 0 P ressure loss of option part 4 Determination of the number of heat pump water heaters pumps are necessary AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 134: ...ation start Operation stop Heat souce unit operation Heat souce unit stop No 1 sensor Un reach detection No 2 sensor Reach detection No 1 sensor 1 No 2 sensor 1 Hot water storing operation starts if this sensor detects the un reach state Hot water storing operation starts if this sensor detects the reach state The temperature stratification moves up and down between No 1 and No 2 sensors Floor hea...

Страница 135: ...te of heat pump water heater 8 Calculation of the amount of energy saving per year load conditions Floor heating panel No 1 sensor No 2 sensor M CO2 heat pump water heater Defrosting Gas cooler Water pump Flow regulating valve 18 4L min 46 1L min 25 circulation pump Max floor heating load 45kW 25 C Mixing valve 64 5L min 35 C 60 18 4 L min 35 C AMP Air Conditioning www ampair co uk sales ampair co...

Страница 136: ...G E xternal output CnH Operation output DC V output Operation signal is also output CnY E rror output Set with segment control board to break off from the original circuit occurrence of sneak current 12 1 16 11 15 10 14 9 13 2 3 4 IN OUT 1 5 2 6 3 7 4 8 Terminal arrangement 5 7 7 7 7 Control P CB on the heat pump water heater Coil resistance E xample of use AMP Air Conditioning www ampair co uk sa...

Страница 137: ...hat once the CO heat pump water heater Design the system such that the feed water temperature to CO heat pump water heater is no higher than C and that the Cin any 0 minutes interval c Specifications of external input It is necessary to use CnG and CnG on the control P CB installed in the CO heat pump water heater put to open after it was short circuited if the circuit is put to open after it was ...

Страница 138: ...orted Operation Pause Pause Operation Operation Operation Pause Operation continues even if CnG1 is opened Input signal is invalid because it is at the falling edge CnG2 is short circuited to pause Input signal is valid because it is at the rising edge Fig Control PCB in CO2 heat pump water heater CnG1 CnG2 Instrumentation case Normally open contact relay CNG1 1 Operation input 2 1 Pause input 2 C...

Страница 139: ...ut E xternal input functions of factory default are showed in the table on the right The external input is a no voltage contact input E xternal input functions can be changed by the following procedure by setting of the segment display Set value of segment and functions are showed in the table on the right Procedure for changing the external input function The procedure has been completed Demand c...

Страница 140: ...ractor Shut off the main power source before installation work Do not connect the connectors to the control board without connecting to the unit relays heat pump water heater installation manual External output connections MOLEX5557 WHITE Error output CnY WHITE BLACK 7 segment setting output CnZ2 BLACK Connections has connectors on both ends to prevent a short circuit by the wrong connection Insta...

Страница 141: ...ut of operation to keep warm Commissioning Check the normal operation by conducting a test run after installation of the external output harness CO2 water heater PCB Red Black Red Black CnH CnY CnZ1 CnZ2 Blue White Red Black Red Black Red Black 4 point unit relay More than 750 coil resistance External output Operation output CnH BLUE Error output CnY WHITE 7 segment setting output CnZ1 RED Cnz2 BL...

Страница 142: ...s installed in a machine room on the assumption that people will not stay for a long period of time in the exposed environment Calculation of RCL value for CO2 concentration under the Calculation of minimum necessary room volume Note E ven if total refrigerant charged in CO the CO Necessary minimum room space for each CO2 heat pump water heater Total refrigerant of CO From total refrigerant of CO ...

Страница 143: ...ning a Air inlet b Leaked CO2 Floor surface 1 5 m or lower Air outlet Lower than 0 3 m from floor surface Caution When necessary space in the room and necessary floor area are not available a mechanical ventilating equipment must be installed Opening for ventilation must be positioned as low as possible Ventilation 31 m3 min or more Hot water supply pipe Water supply pipe CO2 heat pump water heate...

Страница 144: ... pump water heater varies roughly as follows depending on atmospheric temperatures 0 m C or lower C or higher less Control installed in CO heat pump water heater controls the fan motor so as to detect the atmospheric temperature and heat pump water heater from external equipment AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 145: ...n summer Summary of safety design requirements for each CO heat pump water heater heat pump water heater operation Take care not to blow the ventilated air to CO heat pump water heater heat pump water heater properly Water is released also from the drain ports located near the hot water and water supply outlets Same care must be taken to this water Collective drain kit Collective drain pan AMP Air...

Страница 146: ... SW on the P CB of the heat pump water heater Despite the primary setting of operation does condition moves to normal operation If the supply hot water It is possible to correct the by implementing P rimary It is possible to start P rimary setting of status Switch OFF the dip SW on the P CB of the heat pump water heater P ause P ause operation by pushing the P ause Send pause operation command by ...

Страница 147: ...unit is in P ause mode and switch ON the SW5 2 on the PCB of the heat pump unit check the water drawn off continuously Figure Figure removed rear panel and right side panel of the heat pump water heater Drain valve together with air purge valve Back Back Select the item AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 148: ... on the PCB of the heat pump water heater Screen Caution the water pump may start operation for preventing the water in the water pipe from freezing the anti freezing operation cannot start during Pause be sure to drawn off the water from the hot water supply system and turn the power OFF P rimary setting of operation Back Back Select the item AMP Air Conditioning www ampair co uk sales ampair co ...

Страница 149: ...with MenteP C and check each function is working properly Caution Check following points P rotection control of compressor is activated or not Check the controllability of hot water temperature by changing the setting temperature of according to the inspection report of CO heat pump water heater switch be implemented P lease be careful please clean up the strainers in the hot water supply system p...

Страница 150: ...P aG MP aG MP aG P ulse P ulse min Operation to top up in summer 0 Operation to top up in intermediary season Operation to top up in winter 0 00 Operation to top up at frosting 0 Operation to top up in winter at cold region 0 0 Operation to top up in winter at cold region 0 00 Operation to top up in winter at cold region 00 0 Operation to top up at overload AMP Air Conditioning www ampair co uk sa...

Страница 151: ...ses through a gauge manifold Firstly implement air tightness test for only the high pressure side gas by opening the gauge manifold little by little 4 Method of charging refrigerant Completion of air tightness test Start evacuation Completion of evacuation Check the degee of vacuum Charge refrigerant Please keep on operating the evacuation pump for 1 hour or more after the pressure reaches lower t...

Страница 152: ...igerant 5 Draining located in the heat pump water heater 6 Charging water to the unvented cylinder opening the drain valve at the bottom of the cylinder and charge water to the cylinder again AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 153: ...Master Sub segment Mente P C Example Defrost starting conditions are satisfied Master slave communication cable It is defrost operation on all units even if the starting conditions are not satisfied This is implemented on the heat source water heater on which P13 is set at 1 on the 7 segment display Master unit Sub Sub Sub E xample of application of air blown out from other heat source unit When i...

Страница 154: ...nge 10 30 External output ON 7 segment P94 Initial value 30 Range 10 90 Cancelpoint External output OFF Value of 7 segment P94 P95 Up to max 100 Hot water amount in the cylinder Take care of the unvented cylinder when the number of sensors is small AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 155: ...oid valves CWFV3 5 water heater to OFF V alve opening or closing can be changed as follows system CWFV SW OFF CLOSE supply water side CLOSE Actuator Valve flange Indicator Indication of open close Fig AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 156: ...n Green Stay off P ower line anomaly E Stay off Communication error between remote control and heat pump water heater E 0 Stay off E xcessive connected number of heat pump water heaters to the remote control Open phase on power source E E E E E E E E E E E E E 0 E 0 AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 157: ...ntrol E rror code LE D on heat source water heater segment display Contents of inspection Green Stay off Stay off Stay off sound and Stay off sound and Stay off AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 158: ... equipment oP E M When the cumulative operation hours of water pump has When the cumulative operation hours of water pump has Maintenance code Setting error oP E 0 M 0 Setting error for type of cylinder oP E M Setting error of heat pump water heater model E rror information Detection of drying up water It is always displayed at test run Detection of disconnection of cylinder water temperature sens...

Страница 159: ...nnection or short circuit of wiring harness for remote control NO NO Is the voltage between X andY terminals of heat pump water heater DC15V or higher NO Is the voltage between and of CN18V on the control PCB DC18V YES YES YES NO Correct it E rror detection method Condition of error displayed Disconnection or short circuit of remote control wiring harness Malfunction by noise P ower P CB anomaly D...

Страница 160: ...heater connected properly NO YES Is there DC15V or higher voltage between X andY terminals of heat pump water heater NO Is the voltage between and of CN18V on the control PCB DC18V YES NO YES Connecting wire disconnection E rror detection method Condition of error displayed Blown fuse Disconnection of wire between P CBs P ower P CB anomaly Disconnection of remote control wire Heat pump unit contro...

Страница 161: ...he communication between remote control and heat pump unit cannot be established normally for minutes or more during operation It can be detected only by remote control Condition of error displayed Same as above P resumable cause Anomaly of communication circuit between remote control and heat pump water heater N oise N ote If the heat pump water heater cannot communicate with remote control norma...

Страница 162: ... E rror detection method When more than sets of heat pump unit connected to one remote control are detected Condition of error displayed Same as above P resumable cause E xcessive N o of units are connected Remote control anomaly N ote Error code Remote control LED Green Red Heat pump water heater Keep flashing Stay off Content E 0 E xcessive N o of heat pump water heaters connected to one remote ...

Страница 163: ...alfunction on the rotary switch for address setting We have an experience in past times that there were the cases that the rotary switch was damaged E rror detection method The microcomputer recognizes the address N o set on each heat pump water heater and checks whether any duplicated address is exsisting in the same system Condition of error displayed When the duplicated address N o is detected ...

Страница 164: ...k the customer to make Check it under the operating conditions 0 minutes before error occurred as possible as you can Replace control P CB Check operation without E rror detection method Check the power source voltage of inlet side of control P CB Check only L phase Condition of error displayed If the power voltage between L and L phases or L and L phases becomes 0V P resumable cause P ower source...

Страница 165: ...amount and charge additionally Check the connector and wirng harness and rectify it Check the output and replace the sensor Check the coil of solenoid valve or the sensor and replace it Check the body of E E V and the coil activation and the sensor and then replace it Rectify the water circuit It might be compressor failure P lease correct the data and ask further investigation to MHI E rror detec...

Страница 166: ...he sensor detects anomalously low temperature for 0 seconds continuously after power ON Or if the sensor detects anomalously low temperature for 0 seconds continuously during normal operation after minutes has elapsed since compressor ON P resumable cause Broken sensor harness or the internal wire of sensing section Check the molded section as well Disconnection of sensor harness connection connec...

Страница 167: ...on of anomalously low temperature resistance of outdoor air temperature sensor Tho A Condition of error displayed If the sensor detects anomalously low temp for 0 seconds continuously after power ON Or if the sensor detects anomalously low temp for 0 seconds continuously during normal operation after minutes has elapsed since compressor ON P resumable cause Broken sensor harness or the internal wi...

Страница 168: ...yed If the sensor detects anomalously low temperature for 0 seconds continuously after power ON Or if the sensor detects anomalously low temperature for 0 seconds continuously during normal operation after minutes has elapsed since compressor ON P resumable cause Broken sensor harness or the internal wire of sensing section Check the molded section as well Disconnection of sensor harness connectio...

Страница 169: ...continuously P resumable cause Short circuit of airflow at air heat exchanger Disturbance of airflow Clogging filter Fan motor anomaly Control P CB anomaly Disconnection of high pressure switch connector Breakage of high pressure switch harness Disconnection of connector Closed service valves High pressure sensor anomaly N ote If the same error does not reappear continue to get data with Mente P C...

Страница 170: ...as you can Wait and see If possible collect the operation data continuously If it does not run despite its operation range check the voltage at connector If 0 0V is detected replace fan motor If 0V is detected replace control P CB After checking loose connection of connector or disconnection of wiring harness replace inverter P CB Connect the connector of sensor securely Or replace the sensor Repl...

Страница 171: ...e capillary tube of oil separator and strainer as well Rectify it according to the troubleshooting procedure of E Restart operation under the operating conditions 0 minutes before error occurred as possible as you can Wait and see If possible collect the operation data continuously Replace power transistor Replace inverter P CB Replace power transistor Check the short circuit of power transistor b...

Страница 172: ...rror displayed Same as above P resumable cause Disconnection of signal wiring harness Control P CB anomaly Inverter P CB anomaly Anonaly of inrush current suppression resistance N ote If the same error does not reappear continue to get data with Mente P C Error code Remote control 7 segment display LED Green Red Heat pump water heater Keep flashing 1 time flash Content E E Communication error betw...

Страница 173: ... harness and loose connection of connector If there is a problem correct it Correct the setting of dip switch Replace inverter P CB E rror detection method Condition of error displayed P resumable cause From previous page Setting of dip switch on inverter PCB JSW10 1 OFF JSW11 1 ON 2 OFF 2 OFF 3 OFF 3 ON 4 OFF 4 OFF NO YES YES Check after Power OFF Is the connection of wiring harness and connector...

Страница 174: ... DC15V whiout starting operation YES Check the operation status and record it Replace fan motor Repalce power P CB Repalce control P CB Wait and see If possible collect the operation data continuously with MenteP C Since other error may occur rectify according to the troubleshooting procedure of the error occurred Replace fan motor Replace control P CB E rror detection method When 00min or lower o...

Страница 175: ...r for more than hours restart operation P urge refrigerant and recharge refrigerant properly Refrigerant is leaking Specify the leak point and after rectifying the leak point recharge refrigerant properly Correct the connection Check the low pressure sensor If it has a problem replace the sensor Check connection of connectors and characteristics of sensors of Th R R R and R Replace E E V coil Clog...

Страница 176: ...or for unvented cylinder Condition of error displayed If the sensor detects anomalously low temperature for 0 seconds continuously after power ON Or if the sensor detects anomalously low temperature for 0 seconds continuously during normal operation after minutes has elapsed since compressor ON P resumable cause Broken sensor harness or the internal wire of sensing section Check the molded section...

Страница 177: ...place the control P CB of heat pump water heater E rror detection method Detection of anomalously low temperature resistance of temperature sensor Tho S Tho IN J Condition of error displayed If the sensor detects 0 C or lower temperature for seconds continuously P resumable cause Broken sensor harness or the internal wire of sensing section Check the molded section as well Disconnection of sensor ...

Страница 178: ...SM P SH High pressure 0 MP a Intermediate pressure 0 0MP a Low pressure 0 0MP a Condition of error displayed If the pressure sensor detects anomalous output voltage for 0 seconds continuously after turning power ON Or if the pressure sensor detects anomalous output voltage for seconds continuously within minutes to minutes and 0 seconds after the compressor ON P resumable cause Broken sensor harne...

Страница 179: ...ccurs soon after power ON or during operation or during stopping Check sensing value Compare the temperature shown in menteP C data to the acutal temperature measured with thermometer Insert the connector securely Replace under dome temperature sensor Tho C Replace the control P CB of heat pump water heater E rror detection method Detection of anomalously low temperature resistance of temperature ...

Страница 180: ... temperature measured with thermometer Insert the connector securely Replace power transistor temperature sensor Tho P Replace the control P CB of heat pump water heater E rror detection method Detection of anomalously low temperature resistance of power transistor temperature sensor Tho P Condition of error displayed Under the condition of 0 C or higher of outdoor air temperature if the sensor de...

Страница 181: ...id refrigerant is migrated in the compressor Wait for about one hour with keeping the power source and then restart operation In order to evaporate the liquid refrigerant migrated in the compressor by power source to the crankcase heater There is a possibility to be done wrong setting of model selection switch Check the setting of dip switch E rror detection method When E is displayed on the segme...

Страница 182: ...ing oil from oil separator clogged Does E E V actuate normally When the dip switch SW is switched ON E E V becomes open or close See page 0 for detail Replace the power cable If there is a problem on the terminal of compressor replace compressor Wait and see Replace inverter P CB or power transistor Check the inverter P CB with inverter checker replace power transistor Replace compressor E rror de...

Страница 183: ...s before error occurred as possible as you can Correct it according to the troubleshooting procedure of E Correct it according to the troubleshooting procedure of E Replace compressor Check the insulation resistance and coil resistance of compressor If necessary replace compressor Replace inverter P CB or power transistor Check the inverter P CB with inverter checker replace power transistor Tempo...

Страница 184: ...nd record it Check it occurs soon after power ON or during operation or during stopping Replace control P CB Replace control P CB Check the cause for occurring emergency stop It is better to have the data of 0 minutes before stopping for checking E rror detection method When the contact signal input is input to CnT contact on the control P CB of heat pump water heater Condition of error displayed ...

Страница 185: ... left below the control PCB Less than DC2V Control PCB can get Vsp control Is DC5V detected between 4P of CNPUM1 and C48GND on the control PCB Replace water pump PCB YES NO Replace the wiring Is the wiring connected to water pump PCB control PCB normal NO NO DC5V It is normal Check the power source voltage and correct it Check the wiring harness from control P CB to water pump P CB If there is a p...

Страница 186: ...er detected between 1P and 2P of CNPUM1 on the control PCB Is the rotation speed of water pump motor normalized Is the LED2 on control PCB flashing FG signal for rotaion speed control is normal Replace control PCB Is the rotation speed of water pump motor normalized Replace water pump PCB NO YES NO YES YES NO FG signal for rotaion speed control is anomalous Replace control P CB It s normal Replace...

Страница 187: ...rsion Or replace the ROM to the latest version one CP U may be malfunctioned Rearrange to keep wiring away from the circumference of CP U IC is in software rewriting mode Software program version before rewritten was unmatched Control P CB anomaly Replace control P CB E rror detection method When the communication between CP Us is interrupted for a certain period of time Condition of error display...

Страница 188: ... whether the feed water is supplied or not Check power source voltage frequency Collect the operation data by setting the conditions to operate the compressor with remote control Check heat pump water heater Check water circuit If the inlet feed water temperature is 0 C or higher there is a case not to obtain the required hot water amount If using the water other than the clean water be sure to su...

Страница 189: ...of setting contents due to increasing hot water amount YES Check water pressure and water volume NO NO YES NO Since the usage of ho water amount seems to be very much the setting contents by remote control shall be readjusted Start and or end time Hot water amount and or the amount to top up Usage of hot water amount is too much Check water circuit Leak Drain by pass Clogging operation of pump and...

Страница 190: ...and rectify the water circuit Check water circuit Check and rectify the pressure loss and leak and etc YES YES YES NO NO YES NO NO Check and secure the supply water pressure Check the pressure loss in the water circuit and secure enough water pressure Check height difference and piping length Size up the piping It is normal Check water circuit Strainer If it is clogged clean it up Opening of valve...

Страница 191: ...at pump water heater but also from the whole building Go to next page YES Is there any looseness on installation of heat pump water heater Do the pipings installed on site contact each other at some parts NO NO NO YES YES NO Heat pump water heater is not a cause If option parts is used check the secure connection of them Anchor the heat pump water heater securely If the vibration from the heat pum...

Страница 192: ...ation speed and beat note are not abnormal If it is unendurable sound for the customer please ask our distributor If some foreign matter like icicle is biting remove it In case of the installation in cold region installation of snow prevention hood on the heat pump water heater is recommendable Make a diagnosis according the N o hot water comes out Under the low outdoor air temperature condition d...

Страница 193: ...nverter P CB after finishing the check operation P ower ON or start check operation 0 Cyclically ON OFF Red Black White Faston terminal Inverter Checker Connect to the terminal of the wires which are disconnected from compressor LED ON OFF pattern 2 Power transistor module terminal short circuit check procedure Disconnect the compressor wiring then conduct a short circuit check P U P V P W N U N V...

Страница 194: ...with the mark when the power is ON Do not start the unit during checking for your safe RQWURO ERDUG 9 s 1 9 s 9 s Q FDVH RI 9 WR 9 ཱ Q FDVH RI 9 WR 9 ི Q FDVH RI 9 WR 9 1 9 s 1 9 s 9 s 3KDVH VRXUFH AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 195: ...ct wear vibration 0 years Components of electrical circuit Relay Behavior contact resistance at contact point insulation resistance 0 years Coil and body of solenoid V alve E E V Insulation resistance 0 years Crankcase heater Insulation resistance 0 000 hours Anti freezing heater Drain pan Water piping Insulation resistance fallen leaves and dirts on the drain pan 0 000 hours Fuse Apparent conditi...

Страница 196: ...ant through a proper adjustment N ote Be sure to check E E V fully opened Check procedure P ower Off On Off Top insulation Bottom insulation Middle insulation b Before dismounting compressor 1 Remove insulation jacket from compressor Remove the middle and bottom insulation from left side of compressor then middle insulation sequentially 2 Remove the insulation of discharge piping Be sure to remove...

Страница 197: ...er cables from compressor Loosen screws and remove the terminal cover Loosen screws and disconnect the power cables N ote Since the terminals are facing upward it had better to use a stabilizing type screw driver AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 198: ... of compressor 7 Bind up wires and cables for compressor 6 Loosen 3 nuts of compressor mounting bolts 5 Remove temperature sensors Remove temperature sensors after removing insulations Tho IN J Injection temperature sensor Tho D Discharge temperature sensor Tho C Under dome temperature sensor Front Bolt positions AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 199: ...smounting compressor 1 Disconnect pipes by cutting Suction pipe Before disconnection work be sure to check the residual pressure in the unit is 0MP a It is very dangerous to brazing pipe too hastily It is better to disconnect the pipe by cutting because the pipe is thicker and the insertion depth of pipe is deeper If research is required cut the pipe as nearer as the brazing point in order to leav...

Страница 200: ...hen taking out compressor be careful not to hit it against the suction pipe located at the rear lower left side of compressor 4 Dismount the terminal block from compressor Dismount the terminal block from the compressor in order to reuse it because new compressor as spare part does not have it AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 201: ...ssor 1 Mounting new compressor P lace the new compressor on to the mounting base without hitting the suction pipe located at the rear lower left side of compressor P lace the new compressor in right position on the mounting bolts and tighten the nuts AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 202: ...places not only around discharge pipe but also around suction pipe and gas injection pipe N ote Be careful to braze pipes without any gas leak later on because the pipe is thicker and pipe insertion depth is deeper and then upper space is rather tight for brazing work AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 203: ...and it in front of the compressor N ote Do not forget to put top insulation cover on the compressor 2 Wrapping the insulation jacket around the compressor Be sure to attach them before wrapping the insulation jacket around the compressor 3 Attaching discharge pipe temperature sensor and gas injection temperature sensor P ut them back the way they were AMP Air Conditioning www ampair co uk sales am...

Страница 204: ...ch and tighten screws The unbound wires shall be put back the way they were g Test run Check whether the controls and sensors are normal f Charging refrigerant Air tightness test should be done with N gas by pressurizing up to MP a E vacuate the refrigerant pipes Charge CO refrigerant About sets of m bomb are required AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 205: ... screws Inside of control box Be careful not to forget to loosen a center screw which is hidden by wiring The mounting board of the first layer on the front the second layer on the back can be removed like as opening door Loosen screws shown with white arrow AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 206: ...to the inverter P CB without disconnecting wires Open the mounting board of first and second layer This mounting board supported at right edge as supporting point can be opened from left side At the bottom of control box AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 207: ...r pump PCB The second layer a Replacement work of power PCB on the second layer Disconnect the wire going to the water pump PCB Loosen 4 screws Disconnect CN2 Disconnect CN connector on the water pump P CB AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 208: ... the upper left part of control P CB Cut the tie up band Cut the tie up band Cut the tie up band Disconnect the wires going to control PCB Disconnect CNB1 Disconnect CNX1 Disconnect CN B connector Green and CN X connector Y ellow on the control P CB AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 209: ...onnect the wire going to control PCB Disconnect CN V connector White CN V connector Y ellow and CN V connector Black at the upper center part of control P CB Check the detailed position of connector with the wiring diagram or control P CB drawing AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 210: ...the insulation from the gas cooler 4 Dismounting water heat exchanger a Remove the insulation The insulation will be reused b Detach 4 screws front side x2 back side x2 from the base AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 211: ...exchanger from 2 ports Turn the air purge valve and drain valve to open fully and discharge residual water Lever Button 2 Turn the lever to open the flow regulator manually While pressing the button for switching to manual operation located at the bottom of the flow regulator turn the lever to open O side The flow regulator shall be open when discharging residual water AMP Air Conditioning www amp...

Страница 212: ... 15 HM T 246 3 Disconnect the water pipes and ThoG1 sensor at 2 positions The positions to disconnect Disconnect the water pipes AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 213: ...igerant pipe be sure to check residual It is very dangerous to brazing pipe too hastily It is better to disconnect the pipe by cutting because the pipe is thicker and the insertion depth of pipe is deeper cut the pipe as nearer as the brazing point in order to leave Cutting position by brazing 4 Disconnect ThoG1 sensor Detach the tie wrap band and insulation and disconnect the ThoG sensor When dis...

Страница 214: ...tlet side of refrigrant pipe N ote Be careful to braze pipes without any gas leak later on because the pipe is thicker and pipe insertion depth is deeper and then working space is rather tight for brazing work 7 Clean the internal of new gas cooler Before replacement supply water about L or more to the internal of new gas cooler Tilt it several times to the left and right and drainage If the water...

Страница 215: ... 15 HM T 246 9 Connect the water pipe When connecting the water pipe be sure to replace the O ring to new one AMP Air Conditioning www ampair co uk sales ampair co uk ...

Страница 216: ...ve P CM D00 pcs Example of acid washing Outline of circuit and parts are as shown below Materials resistant to chemicals acid Power source Gas cooler Acid solution tank Acid resistant feed water pump Control Acid washing equipment Piping Dimension 20A or equivalent Material Rigid polyvinyl chloride Measurement of return water volume It must be able to measure the volume of return water with a vess...

Страница 217: ...r heater power source OFF Judgment for need of washing Evaluation if clean up required Washing pump OFF Adjust the circulation water flow rate at 15 20 L min Bleed air Add washing agent Washing pump ON Check initial pH Wash for approx 0 5 1 hour Change the water flow direction regularly with the manual valve Check pH It does not increase Washing operation For approx 30 min to 1 hr N N Add washing ...

Страница 218: ... the same at B Connect hoses from the washing equipment to A and B Utilize the hose attachment kit P CM00 A0 0 to connect to the heat pump water heater Gas cooler water pipe inlet and outlet N ote P rovide the hoses pipe connection for hose and clamps locally Hot water outlet pipe joint Screw A B C A B Hose attachment kit Pipe connection for hose is locally procured AMP Air Conditioning www ampair...

Страница 219: ...e washing agent 9 Check initial pH Turn ON the washing pump and operate it for 0 5 1 0 hr 10 Check pH regularly during washing till the increase of pH slows down disconnect and reconnect outlet and inlet hoses and return to the section Or continue to wash longer than normal Repeating the above complete the washing when pH does not increase any more pH does not increase slowly D uring washing Scale...

Страница 220: ... water from one side to push out the liquid waste to a vessel When the washing solution has been purged completely turn off the washing pump N ote Check the pH of drained solution once more to see if it is neutralized sufficiently To avoid dispose of an acidle solution 13 Feed city water to the washing equipment and the gas cooler and turn on the washing pump again to circulate water About 10 20 m...

Страница 221: ... pipe sides 2 Remove the service panels both at the front and the rear Following instructions are based on a test unit equipped with the water piping only to show better the relative positions of pipes and drain valves Intercooler Air bleed valve Flow regulating valve CWFV1 Gas cooler Hot water outlet Drain outlet Supply water inlet Water pump Drain valve Rear view Heat pump water heater Arrows in...

Страница 222: ...ced out from the water supply pipe any more When using a nitrogen gas container or other always set the pressure no higher than 0 MP a A B C Valves A and B are not used on the units produced before November 2013 For the method of water draining from units equipped without the valves A and B refer to separate data Hot water supply pipe joint Water supply pipe joint AMP Air Conditioning www ampair c...

Страница 223: ...h the arrow 2 places suck and remove water accumulated in the U section of pipe using a syringe or other This is all for the water draining work Restore the pipe connection after the work Caution When water is charged again later test run the water pump to bleed air securely before operating the unit P lease note that it may take time before the unit operation stabilizes AMP Air Conditioning www a...

Страница 224: ...ased on a test unit equipped with the water piping only to show better the relative positions of pipes and drain valves Heat pump water heater Arrows indicate water flow directions Configuration of water pipes Intercooler Air bleed valve Flow regulating valve CWFV1 Gas cooler Hot water outlet Drain outlet Supply water inlet Water pump Drain valve Rear view AMP Air Conditioning www ampair co uk sal...

Страница 225: ...om the hot water supply pipe side after opening the valve A and closing the return side by a hand When water has been drained completely close the valve A Repeat the same also on the valves B and C This is all for the water draining work Restore the pipe connection after the work Caution When water is charged again later test run the water pump to bleed air securely before operating the unit P lea...

Страница 226: ...Water pump ON output Anti freezing circuit output Defrost operation output Hot water storage operation output Heat retaining operation output 0 Anti freezing operation output Anti freezing heater output Backup operation output Remote control ON 0 Spare P DC V Factory default 0 0 P CN S function assignment 0 Factory default 0 0 0 Stop input Master Demand input Master Fan anti snow control input Mas...

Страница 227: ...tory default Switches between the once through and the circulation the state of SW P Hot water storage amount correction for hot water storage operation starting condition 5 Factory default 0 100 Changes the start condition when it starts to store hot water after using up hot water stored in the cylinder P Hot water storage amount correction for hot water storage operation ending condition 5 Facto...

Страница 228: ...nt temperature sensor CM3 L 40 75 1 C24 Tho G4 Gas cooler inlet refrigerant temperature sensor CM4 L 40 75 1 C25 Tht 1 Vented cylinder 1 C26 Tht 2 Vented cylinder 1 C27 Tht 3 Vented cylinder 1 C28 Tht 4 Vented cylinder 1 C29 Tht 5 Vented cylinder 1 C30 Tht 6 Vented cylinder 1 C31 Tht 7 Vented cylinder 1 C32 Tht 8 Vented cylinder 1 C33 Tht 9 Vented cylinder 1 C34 Tht Op1 Unvented cylinder 1 C35 Tht...

Страница 229: ...V inj2 Order of 1 SVHG1 C70 Relay output Solenoid valve 0 1 0 Open circuit 1 Short circuit Order of 100 SVHG2 Order of 10 SV oil1 Order of 1 SV oil2 C71 Number of connected unit 1 4 1unit C72 Capacity of connected unit 0 999 1kW C73 Accumulated compressor operating time CM1 0 655 100h C74 Accumulated compressor operating time CM2 0 655 100h C75 Accumulated water pump operating time 0 655 100h C76 ...

Страница 230: ...nted 9 Primary setting operation Vented Unvented 10 Water pump test run Vented Unvented After primary setting operation is done this operation is available time ᾁώ ᾁώᵭᶎᶃᶐᵿᶒᶇᶍᶌᴾᶋᶍᶂᶃ ᵭᶎᶃᶐᵿᶒᶇᶍᶌᴾᶋᶍᶂᶃ ᵧ ᶄ ᶂ ᶄᶄ ᶋᶃᶂᴾᶄᶐᶍᶋᴾᶋᶃᶌᶒᶃ ᵮᵡᴾᶍᶐᴾᵕᴾᶑᶃᶅ ᶂᶇᶑᶎᶊᵿᶗᵆᵡᵕᵗᵇ ᵧᶌᴾᶁᵿᶑᶃᴾᶍᶄᴾᶂᵿᶗᴾᶍᶄᶄᴾ ᶑᶃᶒᶒᶇᶌᶅᵌ ᵟᶔᵿᶇᶊᵿᶀᶊᶃ ᵳᶌᵿᶔᵿᶇᶊᵿᶀᶊᶃ ᵟᶔᵿᶇᶊᵿᶀᶊᶃ Ẕᵣᶖᵿᶋᶎᶊᶃᴾᶍᶄᴾᶍᶎᶃᶐᵿᶒᶇᶍᶌᴾ ᶋᶍᶂᶃᴾᶇᶌᴾᶋᶃᶌᶒᶃ ᵮᵡᴾᶂᵿᶒᵿẕ ᵏᵎᴾίᵵᵿᶒᶃᶐᴾ ᶎᶓᶋᶎᴾᶒᶃᶑᶒᴾ ᵟᶔᵿᶇᶊᵿᶀᶊᶃίḤᵏὸ ᾃ ίᵩᶃᶃᶎᴾᶕᵿᶐᶋ...

Страница 231: ... or 7seg C88 stop factor is remained until occuring next stop factor stop factor is remained until occuring next stop factor 55 is protection ntrol is 91 compressor stop for fan control 91 compressor stop for fan control Compressor stop factor ntrol is of supply pe clogging 91 is oor fan 1f 55 comp sso C 1fan n be seemed 55 compressor stop for HP protection Compressor stop factor is remained until...

Страница 232: ...or 1 16 High pressure sensor 2 17 Low pressure sensor 2 18 Intermidiate pressure sensor 2 19 Outdoor unit Disconnection Short circuit sensor EEV Gas cooler water temperature sensor 1 20 Gas cooler water temperature sensor 2 21 Gas cooler temperature sensor 1 22 Gas cooler temperature sensor 3 24 Temp sensor at inlet injection port 26 Temp sensor at inlet port of intermediate pressure receiver 28 D...

Страница 233: ...ature anomaly Ex1 Inlet water temperature 63 Ex2 In case there Is a temperature difference 10 in 10 minutes 81 Outlet water temperature anomaly Ex1 Outlet water temperature 98 82 Overflow anomaly 83 Anomaly of cut off the water supply Ex1 Gas cooler outlet refrigerant temperature 80 84 Control Normal stop Operation is stopped without anomaly 90 Stop for changing control Ex1 fan control 2fan 1fan 9...

Страница 234: ...after replacement Accumulated time of water pump and compressor is counted This info will be useful when servicing If it is replaced make sure to reset its accumulated time for future service 7 segment display of accumulated operation time 1 How to reset Water pump C75 Accumulated water pump operating time Set the 7 segment to C75 Reset operation time by pressing the SW7 for 3 seconds Compressor C...

Страница 235: ...n RC ５ Target HW amount i e If you want to start unit after run out of HW in cylinder change the P78 value from 5 to 95 Ending condition of normal operation Actual HW amount displayed in RC Target HW amount ５ Or Actual HW amount displayed in RC 100 HW amount level i e If you want to stop the unit at reached actual HW amount as same as target HW amount P79 value should be changed from 5 to 0 Note W...

Страница 236: ...d unit Power OFF Power source breaker ON ON OFF Power OFF only 1 group Red light will flash Operation can continue Unit protection stop Will be displayed You can confirm error code by using R C Menu Error display Caution If unit is Power OFF below display will be shown for 15 minutes Power source breaker Do you want to save up the previous setting of R C before power ON YES NO 1 In case of 1 remot...

Страница 237: ...cannot start automatically without reset by Run Pause button Red light will flash Unit protection stop Will still be displayed Press Run Pause button After pressing Run Pause button light will be green Press the Run button Power source breaker Run Pause 2 How to check R C software version Below display will be shown after power ON This issue will be solved from W23R 2 2 or later AMP Air Conditioni...

Страница 238: ...s the standard the end of supply water pipe or incoming the inching operation Supply hot water Feed water CO heat pump water heater CO heat pump water heater P anel welding position mm mm Secure a distance which can sensors 4 14 Additional information for cylinder temperature sensor connection TOTAL Sensor N o pcs pcs pcs pcs pcs pcs pcs pcs Tht Tht Tht Tht Tht Tht Tht Tht Tht 1 Mounting method of...

Страница 239: ...08 8215 Japan http www mhi co jp Copyright MITSUBISHI HEAVY INDUSTRIES LTD Because of our policy of continuous improvement we reserve the right to make changes in all specifications without notice Heat Pump Water Heater AMP Air Conditioning www ampair co uk sales ampair co uk ...

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Mitsubishi Heavy Industries ESA30E-25, Техническое руководство

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