OEM DC BWA-SS-9 Installation And Maintenance Instructions Manual Download Page 32

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Control

Menus

Sub-Menu RESET

Reset to factory setting value.

Sub-Menu MAN TEST

How to enter the Sub-Menu MAN TEST:
You need to choose the " MAN TEST" on the main menu ( INFORMATION) And press the right button for 3
second .

Man test for installation

On sub-menu OPERATION---MAN TEST

ADD1 / 2 / 3 ON or OFF

ADD1 / 2 / 3 ( electrical heater 1 / 2 /3 )

3 WAY

ON or OFF

3-WAY VALVE

4 WAY

ON or OFF

4-WAY VALVE

WARM PUMP

ON or OFF

WATER PUMP

This menu is for installation engineer, user operation is prohibitive. The testing function will dissolve as
soon as the menu is off the interface.

P.S : the compressor only runs 5 minutes for testing, at that time its frequency is 45Hz.

ADD 1

3 WAY
4 WAY
WARM PUMP

MAN TEST

OFF

OFF
OFF
OFF
OFF

ADD 2

OFF

ADD 3

OFF

CMP

OFF

CMP

OFF

CMP

ON or OFF

COMPRESSOR

CMP B

ON or OFF

COMPRESSOR B ( invalid )

BRINE PUMP

BRINE PUMP

ON or OFF

BRINE PUMP

Summary of Contents for DC BWA-SS-9

Page 1: ...se read this operating manual before using the Heap Pump INSTALLATION AND MAINTENANCE INSTRUCTIONS TYDP DC INVERTER GROUND SOURCE HEAT PUMP ALL IN ONE MODEL DC BWA SS 7 DC BWA SS 9 DC BWA SS 12 DC BWA SS 15 ...

Page 2: ......

Page 3: ...heck of the Operating Mode 35 Dealing with malfunctions Draining heat medium side 40 Component placement Component positions 1 41 Component positions 2 42 Component positions 3 x 400 V 3 50 HZ 43 List of components List of components 44 Dimensions Dimensions and setting out coordinates 45 Accessories Accessories 46 Technical specifications Technical specifications 2300 V 47 Unit Description 3 Prin...

Page 4: ...s and is com pressed in the compressor The refrigerant the tem perature of which has now been raised is passed to the condenser where it gives off its energy to the heat ing medium circuit and if necessary to the water heater After the condenser there is a built in electrical module which cuts in if there is a high demand The heating medium side and the hot water side must be fit ted with the nece...

Page 5: ...g demand is taken care of by the heat pump compressor unit the auxiliary heater being started only when demands exceed available heat pump capacity DC BWA SS series consists of five main components a Heat Pump Unit Rotary or Scroll compressor Stainless steel heat exchangers Circulation pumps for Brine system brine and heating systems Valves and safety equipment for refrigerant system complete with...

Page 6: ...e and temperature are raised d The refrigerant continues to the condenser When condensing it releases heat energy to the heat carrier circulating through the condenser The temperature of the refrigerant sinks and it returns to its liquid state e The heat energy released is carried by the heating circuit to water heater and radiator or floor heatingsystems f At last the refrigerant is led through t...

Page 7: ...marked with a right arrow One button pointing to the left marked with a left arrow One button pointing to the ON OFF Control Panel The control panel of DC BWA SS features a graphic display control buttons Beside the control panel you will find the User s Manual a short description of how to increase and reduceroom temperature and a label with name and phone number of dealer five Graphic display RO...

Page 8: ...s running The auxiliary heater is activated The figure next to the symbol indicates capacity step There is a room heating demand Warm water is being produced Indicates the status of warm water production If the symbol is empty warm water temperature If the symbol is full warm water temperatur is under the setting temperature e reached to the setting temperature HDO CSP When this symbol appears the...

Page 9: ...r hose varies depending on the rock soil conditions and on the heating sys tem i e radiators or floor heating Max length per collector should not exceed 400 m Where there is more than one collector they must be connected in parallel with a means of adjusting the flow For surface soil heat the hose should be buried at a depth of about 1 metre and the distance between the hoses should be at least 1 ...

Page 10: ... of about 70 C from the heat pump The compressor produces up to 65 C the rest is obtained using additional heating The other heat pumps has a max return temperature of approximately 50 C and an outgoing max tempera ture from the heat pump of approximately 60 C Since the DC BWA SS series is not fitted with shut off valves these must be fitted outside of the heat pump to make future servicing easier...

Page 11: ...h an elec tric water heater if a bubble pool or other significant consumer of hot water is installed The valve coupling in COMPACT electrical water heater can be divided The mixing valve stays in COMPACT and the remain ing valve coupling can be used for incoming cold water in DC BWA SS series SF BK JK Brine in Brine out AV SAV NK NK Level vessel SF Particle filter P EXP SF BK JK Brine in Brine out...

Page 12: ...e pump is adjustable to adjust the flow 1 2 or 3 DC BWA SS 15 kPa Tillgängligt tryck Available pressure Flow 1 2 3 0 28 0 56 0 84 1 12 1 4 1 68 80 70 60 50 40 30 20 10 0 1 96 2 24 0 l s The pump is adjustable to adjust the flow 1 2 or 3 WILO RS 25 8 WILO RL 25 7 5 WILO RS 25 8 WILO RL 25 7 5 How to adjust the rate of flow Pump capacity diagrams heating medium side ...

Page 13: ...ollector side kPa Available pressure Flow l s 1 2 3 0 22 0 44 0 66 0 88 1 10 1 32 80 70 60 50 40 30 20 10 0 1 54 1 76 0 The pump is adjustable to adjust the flow 1 2 or 3 WILO RS 25 8 WILO RS 25 8 DC BWA SS 7 DC BWA SS 9 DC BWA SS 12 DC BWA SS 15 ...

Page 14: ...nnection 12 Connect the power cord NOTE OHFWULFDO LQVWDOODWLRQ DQG VHUYLFH PXVW EH FDUULHG RXW XQGHU WKH VXSHUYLVLRQ RI D TXDOLILHG HOHFWULFLDQ LQ DFFRUGDQFH ZLWK WKH VWLSXODWLRQV LQ IRUFH 400V 3 50 HZ L1 L2 N N L3 ...

Page 15: ...Electrical connection 13 Step1 Step3 Step2 Step1 Step3 Step2 Wiring of the terminal mode one Wiring of the terminal mode two ...

Page 16: ...Temperature Sensor Connecting The Outside Temperature Sensor Outside air temperature sensor Room temperature sensor RT OCT RT OCT Room temperature sensor Outside air temperature sensor RT Room temperature sensor OCT Outside air temperature sensor ...

Page 17: ...4 N From Outdoor Unit FAN GND From PCB2 CN2 N IN connect together From External relay signal control port From Compressor Frequency Decrease For Protection 2 5mm2 terminal connection EH1 EH2 N EH3 N GND From From Compressor From Electrical heater 3 From Electrical heater 2 From Electrical heater 1 From Fuse 1 From Fuse 2 From Fuse 3 From K1 N GND From From Electrical heater From K1 N PG PQ OFAN H ...

Page 18: ...P BLUE BLACK BLUE K1 Air Break Switch AC AC Contactor SB Switch Board CM Compressor PCB Circuit Board 3WV 3 Way Valve 4WV 4 Way Valve WCP Water Circulating Pump WCP2 Water Circulating Pump 2 CT Common Terminal RE Relay for 3 Way Valve EH 1 Electrical Heater 1 EH 2 EH 3 Electrical Heater 2 Electrical Heater 3 EV Electronic Expansion Valve EHI WF Electric Heater Interruptor Water Flow Switch CFDT Co...

Page 19: ... CT Common Terminal RE Relay for 3 Way Valve EH 1 Electrical Heater 1 EH 2 EH 3 Electrical Heater 2 Electrical Heater 3 EV Electronic Expansion Valve EHI WF Electric Heater Interruptor Water Flow Switch CFDT Compressor Stop For Protection LP Low Pressure Switch CSP HDO External Signal Controls Heat Pump Start and Stop WTT ROOM PO RAT FEED RETURN Water Tank Temperature Sensor Room Temperature Senso...

Page 20: ...and venting the collector system 7 Press the power ON botton on the control panel and start the heating medium pump Closes BK JK AV AV AV Brine KB out Brine KB in SF NK SAV AVT Closes AV AV2 AV1 SF AVT CW HW Expansion vessel SAV t Heatin flow Heating return g 1 Check the heating medium system for leakage 2 Connect the filling pump and return line on the heating system s service connections as show...

Page 21: ...erting a hose into the cold water connection Readjusting collector side Emptying the water heater Readjusting heat medium side 1 Read the brine temperatures on the panel The dif ference between these two temperatures should be 2 5 C when the system has come into bal ance Adjust the flow with the knob on the brine pump 32 A high difference indicates a low brine flow A low difference indicates a hig...

Page 22: ...n power supply cut off the lock will be open after power supply resume Main Menu INFORMATION To open the main menu INFORMATION press the right or left hand button once To select the desired sub menu use the up or down button Open the menu by pressing the right hand button once To return to the main menu press the left hand button once ROOM 20 MONDAY 11 30 1 HDO CSP 95 OPER WARMWATER RESET MAN TEST...

Page 23: ...ating mode when enter this mode heat pump only heat the room In this mode heat pump runs according to the relationship between Time and Feed water temperature under a constant ambient temperature operator can change the feed water temperature through slope of the CURVE ROOMHEAT1 Room heating mode 1 when enter this mode heat pump only heat the room In this mode heat pump runs according to Feed wate...

Page 24: ...e Adjustment of MIN MAX value on p26 MAX Adjustment of value for highest feed water temperature allowed used see Adjustment ofMIN MAX value on p26 CURVE 5 Adjustment of room temperature when the outside air temperature is 5 C used see Adjustment of CURVE value on p25 CURVE 0 Adjustment of room temperature when the outside air temperature is 0 C used see Adjustment of CURVE value on p25 CURVE 5 Adj...

Page 25: ...re CMPDIF TEMP compressor restart determined by water temperature degeneratiaon of water tank This setting is only for water tank heating it is adjustable from 3 to 15 ć and factory setting is 5ć When at item WARMWT or RETURN or FEED orBRINEINorBRINEOUT press button Right BR IN BR OUT Display the temperature of Brine system when leaving the heat pump 5 seconds willdisplay the information as follow...

Page 26: ...esting reaches the value setting by USER user the ADD2will be start up And the value testing under the value setting the ADD2 will be closed user the ADD 3 will be start up And the value testing under the value setting the ADD3 will be closed Degree Minute s DM instruction Degree Minute The corresponding value of temperature difference between the Feed water and the Desired water X Running time th...

Page 27: ... 130 Another 1 minutes later when the Feed water temperature higher than desired temperature for 4ć 10X1 10 Degree Minute 120 Compressor off when Degree Minute reach 0 adjustable The relationship between compressor on and off and DM the relationship between heater on and off and DM The relationship between compressor and DM The above chart is describing that running of compressor and electrical he...

Page 28: ...rease 1 ˈuntil get the maximum frequency 3 frequency is unchanged 0 2 The present frequency decrease 1 to run until the frequency is get to F1 temperature program s frequency is follow 2ˊConstant temperature of Integral The constant area is from 00 to 600 DM ˈIt is running as integral changing 1 2 3 Room air constant temperature a When ƸT is increasing the frequency increase 1 to run ƸT will uncha...

Page 29: ...makes sure the water tank heating has priority If the heat pump is ON with mode WARMWATER only Then if set water tank timer to be 6 00 ON 12 00 OFF the water tank heating will be available only during clock 6 00 12 00 If the heat pump is ON with mode Auto WARMWATER ROOMHEAT Then if set water tank timer to be 6 00 ON 12 00 OFF the water tank heating will be available only during clock 6 00 12 00 th...

Page 30: ...ts unless operator off the electrical heater Emergency mode 2 emergency 2 ON or OFF ˈfactory setting is OFF after select emergency mode the unit will continuously execute the same objective room heating only water tank heating only or auto When select this mode compressor will stop determined by outdoor ambient temperature the temperature setting is from 0 to 50 degree adjustable factory setting i...

Page 31: ...s previous setting This function is for the countries which electricity has two different prices in high peak and low peak that peak electricity they can use signal to stop heat pump when in high peak electricity and start the heat pump when in low Notice never input electricity directly to HDO terminals OPERATION TIME HEATPUMP ADD 1 0 H 0 H ADD 2 0 H ADD 3 0 H Menu Text Description Adjustable by ...

Page 32: ... 2 3 3 WAY ON or OFF 3 WAY VALVE 4 WAY ON or OFF 4 WAY VALVE WARM PUMP ON or OFF WATER PUMP This menu is for installation engineer user operation is prohibitive The testing function will dissolve as soon as the menu is off the interface P S the compressor only runs 5 minutes for testing at that time its frequency is 45Hz ADD 1 3 WAY 4 WAY WARM PUMP MAN TEST OFF OFF OFF OFF OFF ADD 2 OFF ADD 3 OFF ...

Page 33: ...by the CURVE value This value indicates the feed line temperature to the radiators at 0 C outside temperature At outside air temperatures lower than 0 C the water sent to the radiators will be warmer than 40 C At outside temperatures higher than 0 C the water will be colder than 40 C When you increase the CURVE value the heat curve will become steeper and when you reduce it it will become flatter ...

Page 34: ...emperature to outside air temperature will not be affected The feed line temperature will be increased or reduced by the same number of degrees all along the heat curve See the following diagram Adjustment of the ROOM value should only be used for temporary changes of the indoor temperature For long term settings the CURVE value should be adjusted as this is the most energy and cost efficient way ...

Page 35: ...er and then compressor does not start Of course you also can regulate the DM to be near the value for compressor start such as 20 turn it up 2 start slowly is determined by FEED heat curve Suppose now the feed water temperature is 25ć if regulate the heat curve to let the setting of water temperature to be a lower value such as 30ć that is FEED25 30 at that time the DM would decrease 10 per minute...

Page 36: ...e is not change the slope is not change but the point near 0ć from 5ć to 5ć curve can be change step by step the variable is the biggest at 0ć it is f3ć When outdoor ambient temperature is 5ć this setting is available to change he feed water temperature it is adjustable by operator heat curve is not change the slope is not change but the point near 5ć from 0ć to 10ć curve can be change step by ste...

Page 37: ...ATION 2 Press the down button to move the cursor to the sub menu HEAT CURVE 3 Open the selected menu by pressing the right hand button once You will find the cursor at the parameter CURVE 4 Press the down button to move the cursor to MIN 5 Open the selected parameter by pressing the right hand button once The cursor is at MIN 6 Raise or lower the value using the up and down button respectively 7 P...

Page 38: ...ew the measured value The integral value that is displayed represents the heating system s energy balance If you wish to check the TEMPERATURE graphs 1 Open the main menu INFORMATION by pressing the right or left hand button once You will find the cursor at the sub menu OPERATION C 30 16 0 16 32 48 64 60 48 FEEDLINE 2 Press the down button to move the cursor to the sub menu TEMPERATURE 3 Open the ...

Page 39: ... 4 Press the down button to move the cursor to the parameter WARMWATER 5 Open the selected parameter by pressing the right hand button for 3 seconds A graph will be shown of last hour s warm water temperatures 6 Press the left hand button three times to return to the main menu The value displayed next to the parameter WARMWATER is the actual hot water temperature The value in brackets is the tempe...

Page 40: ...ut small amounts of water when the water heater is being charged especially if a lot of warm water was used previously To check the safety valves give the cap a quarter of a turn clockwise until the valve lets out some water through the overflow pipe If a safety valve does not work properly it must be replaced Check with your installation contractor The opening pressure of the safety valve is not ...

Page 41: ...le OUTDOOR TEMP Outdoor ambient temperature sensor error MODULE VOLTAGE OVER Outdoor module voltage over low error IPM MODULE IPM module error CMP TOP OVER Compressor top temperature over CMP TEMP Compressor exhausts temperature sensor error RETURN TEMP Return water temperature sensor error WARM WATER TEMP Water tank temperature sensor error FEEDLINE TEMP Feed water temperature sensor error PIPE T...

Page 42: ...nnection loose on the top of compressor 3 Please measure each two of the connections on the top of compressor s resistance if the resistance are always the same means the compressor is fine there 3 connections on the top of compressor you need to measure each two s resistance for example let s say the connections are A B C then you need to measure the resistance of AB AC BC 4 please check wire con...

Page 43: ...eck the connection wire between transition circuit board and main circuit board their live wires zero curves was connected correctly 2 Check the connection wire between transition circuit board and main circuit board the wire must be less than 20 meters the terminals must be water proof 3 If the connection is fine then the cause could be the transition circuit board or main circuit board please ch...

Page 44: ...t or replace a water flow switch 3 Before install the system please vent the air out from the water system follow manual s instruction 4 Measure the thermostat switch of electrical heater by ampere meter The cause of LOW PRESS could be 1 The refrigerant was not enough 2 The connection of low pressure switch was loose or the switch was broken 3 The outdoor fan can not run How to do 1 Check if there...

Page 45: ...ature sensor was loose 2 The return water temperature sensor was broken How to do 1 Find the connection and make sure it is fine 2 As per resistance table of the sensor please measure the sensor s resistance to judge the sensor was good or bad replace a new one if the sensor get problem The cause of alarm PIPE TEMP could be 1 The connection of pipe temperature sensor on evaporator for defrosting w...

Page 46: ...r outlet temperature sensor was loose 2 The brine water outlet temperature sensor was broken How to do 1 Find the connection and make sure it is fine 2 As per resistance table of the sensor please measure the sensor s resistance to judge the sensor was good or bad replace a new one if the sensor get problem The cause of alarm RETURN AIR TEMP could be 1 The connection of Compressor return air tempe...

Page 47: ... Picture For DC BWA SS 7 and DC BWA SS 9 Display Transition circuit board Module Main circuit board Circuit Board Picture For DC BWA SS 12 and DC BWA SS 15 Display Transition circuit board Module Main circuit board Power board ...

Page 48: ...32 117 2 294 199 2 200 7 9 38 31 62 52 78 7 321 134 118 2 233 200 1 190 5 10 39 30 36 53 79 7 086 136 119 2 174 201 0 180 9 10 40 29 15 55 80 6 859 138 120 2 117 202 1 171 9 11 41 28 57 81 6 641 140 121 2 061 203 2 163 3 12 42 26 9 59 82 6 43 142 122 2 007 204 3 155 2 12 43 25 86 60 83 6 228 144 123 1 955 206 4 147 6 13 44 24 85 62 84 6 033 146 124 1 905 207 5 140 4 13 45 23 89 64 85 5 844 148 125...

Page 49: ... 38991 243 2 39 8239 42 38 5 62961 150 78 1 25423 220 118 0 37956 243 1 37 1988 45 39 5 39689 152 79 1 2133 221 119 0 36954 243 0 35 2024 47 40 5 17519 155 80 1 17393 222 120 0 35982 244 1 33 3269 49 41 4 96392 157 81 1 13604 223 121 0 35042 244 2 31 5635 51 42 4 76253 160 82 1 09958 224 122 0 3413 244 3 29 9058 54 43 4 5705 162 83 1 06448 225 123 0 33246 244 4 28 3459 56 44 4 38736 165 84 1 03069...

Page 50: ...p 4 CURVE value will be adjusted on the control panel The value indicates the temperature of the water distributed to the radiators supply line temperautre at an outside air temperature of 0 C cuit in the heat pump filled with refrigerant that by evaporation compression and condensation absorbs heat energy from the sytem circuit and releases it to the Heating circuit Radiator Heating element Contr...

Page 51: ...st set and ensure the OPER is OFF at the display A NORMAL switch boards must keep the position as drawing then allow heat pump to runs normally B ROOM HEATING room heating only switch boards must keep the position as drawing then allow heat pump to heat room the feed water temperature is fixed with 40ć before using this mode it must set and ensure the OPER is OFF at the display C WARMEATER water t...

Page 52: ...ump VB flow to be loosened a little to allow air to enter so the remaining water can run out When the heating medium is empty the requisite service can be carried out Draining heat medium side First close the drain valve 80 And then open the drain valve 79 When the water tank is empty the requisite service can be carried out Draining water tank The drain pipe for the chassis is already assembled i...

Page 53: ...51 Component placement 1 11 3 2 4 5 6 7 8 9 10 12 13 14 8 9 15 16 17 18 Please Note The picture for reference only ...

Page 54: ... The picture for reference only 29 26 27 28 60 61 62 63 64 65 66 67 68 69 70 71 72 73 17 19 18 20 22 21 23 24 25 30 31 33 32 35 37 36 38 43 41 40 45 44 42 47 46 48 49 50 59 51 54 55 56 57 58 52 34 76 39 DC BWA SS 12 for example 74 75 76 ...

Page 55: ...53 Component placement 3X400 V 3 50 HZ 77 78 Please Note The picture for reference only L1 L2 N N L3 ...

Page 56: ...valve 47 High pressure needle valve 48 Brine in pipe 49 Brine out pipe 50 Heating return pipe 51 drainpipe for Water tank 52 Heating flow pipe 53 Waterspout 54 Temperature sensor heating flow 1 Top board 12 Control panel Box 33 Fixing Board For Evaporator 34 Water Flow Switch 44 Compressor 45 Low pressure pressostat 55 Temperature sensor Brine in 56 Temperature sensor Electrical auxiliary heater 5...

Page 57: ...55 Dimensions and setting out coordinates Dimensions 600 60 544 1800 540 62 208 384 482 480 90 78 270 455 30 50 50 115 529 584 670 720 8 9 8 9 8 8 8 9 ...

Page 58: ...56 Accessories Outside air temperature sensor Room temperature sensor 84 83 87 85 86 90 89 Enclosed kit 88 91 ...

Page 59: ...RIES Output brine pump W Output HC pump W Difference pressostat HP bar Cut out value pressostat LP bar Difference pressostat LP bar Enclosure class Starting current compressor A Heating Capacity at 0 35 C Heating Power Input at 0 35 C KW KW Heating current compressor A Operating current of electrical heater 9 kW A MPa MPa Operational voltage V Heating medium flow m3 h Brine flow m3 h Connection br...

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Summary of Contents for DC BWA-SS-9

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Summary of Contents for DC BWA-SS-9

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