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Installation and operating instruction

Hydraulic unit WWP LS 8 ... 16-B

83306902 2/2017-05

Summary of Contents for WWP LS 10-B R HE

Page 1: ...Installation and operating instruction Hydraulic unit WWP LS 8 16 B 83306902 2 2017 05 ...

Page 2: ...s conformity declaration lies with the manufacturer The content of the statement described above complies with the relevant harmonisation legislation of the European Union EMC 2014 30 EU Standards applied EN 61000 6 1 2007 EN 61000 6 3 2007 LVD 2014 35 EU Standards applied EN 60335 1 2010 EN 60335 2 40 2010 ELD 2010 30 EU EDD 2009 125 EC Schwendi 05 04 2017 Signed for and on behalf of MAX WEISHAUP...

Page 3: ...trical data 14 3 4 3 Installation location 15 3 4 4 Ambient conditions 15 3 4 5 Rating 15 3 4 5 1 Heating capacity EN 14511 15 3 4 5 2 Cooling capacity EN 14511 17 3 4 5 3 Resulting supply pressure 18 3 4 6 Operating pressure 19 3 4 7 Contents 19 3 4 8 Weight 19 3 4 9 Dimensions 20 4 Installation 21 4 1 Installation conditions 21 4 2 Remove front panel 21 4 3 Mounting the wall bracket 22 4 4 Hangi...

Page 4: ...c curve 47 6 7 3 4 Settings 48 6 7 3 5 Summer Winter change over 49 6 7 3 6 Time programs 49 6 7 3 7 Cooling 50 6 7 3 8 Reset 51 6 7 4 Domestic hot water 52 6 7 4 1 Time programs 52 6 7 4 2 DHW Push 52 6 7 4 3 DHW setpoint temperature 52 6 7 4 4 Legionella protection 53 6 7 4 5 Settings 53 6 7 4 6 Flange heating 54 6 7 4 7 Reset 54 6 7 5 Heat pump 55 6 7 5 1 Service 55 6 7 5 2 Settings 56 6 7 5 3 ...

Page 5: ...ing 70 9 2 Service work 72 9 3 Removing and refitting expansion vessel 73 9 4 Replace safety valve 75 9 5 Rinse sludge separator 76 10 Troubleshooting 77 10 1 Procedures for fault conditions 77 10 2 Fault codes 79 11 Technical documentation 81 11 1 Sensor variables 81 11 2 Smart Grid 82 12 Project planning 83 12 1 Expansion vessel and system pressure 83 13 Key word index 84 ...

Page 6: ...nts apply This appliance can be used by children 8 years and above as well as by persons with limited physical sensory or mental capacities or lack of experience and know ledge provided they are supervised or have been instructed regarding the safe use of the appliance and understand the resulting danger Children must not play with the appliance Cleaning and operator maintenance must not be carrie...

Page 7: ...lowing causes non approved application non observance of the manual operation with faulty safety equipment continual operation despite a fault improper installation commissioning operation and service repairs which have been carried out incorrectly the use of non original Weishaupt parts force majeure unauthorised modifications made to the unit the installation of additional components which have ...

Page 8: ...t collects at the base of the unit Inhalation may cause suffoca tion and even death Avoid open flames and spark generation Use protection provided on site to isolate the outdoor unit system from the mains supply Open doors and windows Leave the room Warn all tenants Notify Weishaupt service department or refrigeration engineer 2 3 Safety measures Safety relevant fault conditions must be eliminated...

Page 9: ...n Operating works material BGR 500 Observe EU Regulation No 517 2014 on fluorinated greenhouse gases F Gas regulation Wear suitable safety glasses and gloves suitable for refrigerants when handeling refrigerant Carry out leakage test with leak detecting device after each service and fault rectification 2 4 Disposal Dispose of all materials and components in a safe and environmentally friendly way ...

Page 10: ... LS 10 B R E HE WWP Series Weishaupt heat pump L Heat source Air S Design type split 10 Ratings size 10 B Construction R Version reversible E Version single phase HE Hydraulic unit 3 2 Serial number The serial number on the name plate identifies the product This is required by Weishaupt s customer service department 1 2 1 Additional name plate 2 Name plate Ser No ...

Page 11: ... to the heating cir cuit An internal circuit reversal in the outdoor unit allows the hydraulic unit to be used for cooling Overview water and refrigerant carrying parts 1 2 3 5 6 7 9 4 8 1 Condenser 2 Air separator 3 Quick action vent valve 4 Safety valve 5 Expansion vessel 18 l 0 75 bar 6 Filler valve expansion vessel 7 Three way valve 8 Service connection 3 8 pipe liquid pipe 9 Sludge separator ...

Page 12: ...w sensor LWT B4 requirement for HP 2 Flow sensor B10 3 Electric heating 4 Display and operating unit system device 5 Device electronic with electrical connection and device fuse 6 Electric heating flow sensor B7 7 Electrical panel electric heating 8 Return flow sensor EWT B9 9 Circulation pump 0 Internal refrigerant sensor B8 q Internal heat exchanger pressure sensor B12 ...

Page 13: ...he radiator underfloor heating or the storage Three way valve The three way valve controls the flow of the heating water It switches between heating mode and hot water mode Sludge separator The sludge separator filters impurities from the heating water and thus protects the condenser Flow sensor The flow sensor monitors the minimum flow in the heating circuit Electric heating If the external tempe...

Page 14: ...ectric heating 2 x 3500 W 2 x 3500 W 2 x 3500 W Heating circuit pump consump tion 5 87 W 5 87 W 3 140 W Control power consumption in total max 89 W max 89 W max 142 W Regulation power consumption standby 3 W 3 W 3 W Type of protection IP 40 IP 40 IP 40 1 When using the second stage of the electric heating 10 B R HE 13 B R HE 16 B R HE Mains voltage mains frequency electric heating 230 V 1 N 50 Hz ...

Page 15: ...2 m h 1 3 m h 1 Volumetric flow at standard nominal conditions A7 W35 and temperature spread 5 K to EN 14511 2 3 4 5 1 Heating capacity EN 14511 8 B R E HE 10 B R E HE 13 B R E HE 10 B R HE 13 B R HE 16 B R HE Heating water flow temperature 20 55 C 20 55 C 20 55 C Air temperature application limit outdoor unit 20 35 C 15 35 C 20 35 C At nominal operating conditions A2 W35 8 B R E HE 10 B R E HE 13...

Page 16: ...acity graph heating 10 B R E and 13 B R E 20 15 10 5 0 5 10 15 20 25 30 35 40 20 15 25 30 35 40 45 50 55 60 1 2 1 Air intake temperature C 2 Flow temperature C Capacity graph heating 8 B R E 10 B R 13 B R and 16 B R 10 20 30 0 10 20 30 40 50 20 15 25 30 35 40 45 50 55 60 1 2 1 Air intake temperature C 2 Flow temperature C ...

Page 17: ...al conditions A35 W7 and temperature spread 5 K 8 B R E HE 10 B R E HE 13 B R E HE 10 B R HE 13 B R HE 16 B R HE Cooling capacity 6 6 kW 7 4 kW 9 1 kW 9 1 kW 10 8 kW 11 8 kW Efficiency ratio EER 2 75 2 75 2 5 2 71 2 59 2 16 At standard nominal conditions A35 W18 and temperature spread 5 K 8 B R E HE 10 B R E HE 13 B R E HE 10 B R HE 13 B R HE 16 B R HE Cooling capacity 8 0 kW 8 4 kW 12 6 kW 8 8 kW...

Page 18: ...0 1200 1400 1600 1800 2000 2200 2400 100 0 200 300 400 500 600 700 800 900 100 70 1 2 3 1 Throughput l h 2 Resulting supply pressure mbar 3 Circulation pump capacity WWP LS 13 B and WWP LS 16 B with pump UPML Geo 25 105 0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 100 0 200 300 400 500 600 700 800 900 1000 1100 100 70 1 2 3 1 Throughput l h 2 Resulting supply pressure mbar 3...

Page 19: ...and outdoor unit 8 B R E HE 10 B R E HE 13 B R E HE 10 B R HE 13 B R HE 16 B R HE R410A refrigerant 2 15 kg 1 2 95 kg 1 4 2 kg 1 Global Warming Potential GWP 2088 2088 2088 CO2 equivalent 4 38 t 6 16 t 8 77 t 1 With more than 2 4 kg R410A refrigerant an annual leakage test of the refrigerant circuit is mandatory 3 4 8 Weight 8 B R E HE 10 B R E HE 10 B R HE 13 B R E HE 13 B R HE 16 B R HE Empty we...

Page 20: ...9 mm 134 mm 791 mm 675 mm 600 mm 31 mm 150 mm 150 mm 104 mm 76 mm 91 mm 9 7 6 8 2 3 4 5 1 1 Wall bracket anchor bolt size Ø 10 mm 2 Refrigerant pipework liquid pipe 3 Heating return Ø external 28 mm 4 DHW return Ø external 28 mm 5 Condensate connection 6 DHW flow Ø external 28 mm 7 Heating flow Ø external 28 mm 8 Safety valve outlet 9 Refrigerant pipework compressed gas line ...

Page 21: ...nection is sufficient the installation location is of sufficient volume Minimum room volume 8 B R E HE 10 B R E HE 13 B R E HE 10 B R HE 13 B R HE 16 B R HE Minimum room volume EN 378 greater than 6 5 m greater than 8 0 m greater than 11 0 m Minimum clearance Maintain a side clearance of at least 20 cm to walls and or objects during the in stallation or servicing work 4 2 Remove front panel The fr...

Page 22: ...itable for wall mounting ch 3 4 8 Position wall bracket mark all fixing points and drill ch 3 4 9 Mount the wall bracket to the wall using all drilling positions 4 4 Hanging and aligning the unit Only when mounting a basic connection assembly accessory Assemble the basic connection assembly prior to mounting to the wall bracket Hook the unit into the wall bracket 2 and using the adjustment screws ...

Page 23: ...tic water quality colourless clear and without any sedimentation The fill and top up water must be pre filtered mesh max 5 µm There must be no oxygen enrichment of the heating water max 0 02 mg l With non diffusion resistant system components the unit must be de coupled from the heating circuit by means of a separator With flow temperatures of 60 C calculus formation can not be completely avoided ...

Page 24: ... refrigeration circuit WARNING Environmental damage due to leaking refrigerant Refrigerant contains fluorinated greenhouse gases in accordance with the Kyoto Protocol and must not be discharged into the atmosphere Do not damage refrigeration circuit Flush the heating system with at least twice the total system content Contaminants are removed Close flow and return install shut off devices 8 5 4 1 ...

Page 25: ...esign and inlet pressure of the expansion vessel and adjust if necessary ch 12 1 For defrosting a water quantity of at least 60 litres must be present in the heating circuit System pressure flow pressure 0 5 bar Open shut off devices Undo cap on quick action vent valve Gradually fill the heating system using the inlet tap whilst observing the system pressure Vent the system Check soundness and sys...

Page 26: ...sate hose in such a way that it is not possible for water bags to form siphon effect and the condensate can drain away unimpeded A condensate hose internal Ø 14 mm is supplied with the hydraulic unit Connect condensate hose to the connection piece 1 and drain into the sewage system Outlet 2 of the safety valve should drain into the sewage system 1 2 ...

Page 27: ...ating from the power supply prior to starting any work Safeguard against accidental restart The electrical connection must only be carried out by qualified electricians Ob serve local regulations The preferred Bus line to be used is the 4 wire RJ11 shielded bus line accessory Run bus lines and external sensors separately and preferentially using shielded lines placing the shield on to the existing...

Page 28: ...cation Connect the cables according to the wiring diagram in the process pay particu lar attention to the correct phase location of the voltage supply Secure the cables with the screw terminals for tension relief supplied Connect electric heating Undo screw 1 and remove cover 2 Undo protective conductor connection 3 on the cover Remove cover 1 2 3 Connect wiring as shown in the wiring diagram Reco...

Page 29: ...PE AC DC D D D A BUS WWP CPU device electronic Plug Colour Connection Description 230V black Voltage supply 230 V AC 50 Hz VA grey Variable output 230 V AC max 2 A SGR1 2 turquoise Input SG Ready H1 and H2 EVU block ch 11 2 2 WEZ FH purple Potential free relay output 2nd heat exchanger A1 flange heating A2 B1 green External sensor accessory NTC 2 kΩ B2 white De couple sensor NTC 5 kΩ B3 yellow DHW...

Page 30: ...LS 8 16 B 5 Installation 83306902 2 2017 05 La 30 88 Electric heating L1 PE L2 N 1 2 N 2 N Electric heating Supply Description Voltage supply 230 V 1 N 50 Hz optional 1 400 V 3 N 50 Hz External fuse B 20 A 1 When using the second stage of the electric heating ...

Page 31: ...017 05 La 31 88 6 Operation 6 1 Operational display The light bar 1 shows the operating status of the heat pump 1 Light bar Description OFF No voltage supply or light bar deactivated ch 6 7 3 4 Green System is fault free Yellow Fault or Warning ch 10 Red Locked fault system is in lockout ch 10 ...

Page 32: ...and operating instruction Hydraulic unit WWP LS 8 16 B 6 Operation 83306902 2 2017 05 La 32 88 6 2 Display and operating unit turn navigation through parameter structure changing values press confirm or save values ...

Page 33: ...nual defrost ch 6 7 5 1 Diagnostic operation Automatic venting ch 6 7 5 1 Idle time 10 min block after controlled shutdown Block external temperature Summer block ch 6 7 5 2 Limit temperature ch 6 7 1 3 Defrost automatic defrost function of outdoor unit activated Application limit EVU block ch 11 2 SG Ready HC increased operation heating circuit ch 11 2 SG Ready DHW increased operation DHW ch 11 2...

Page 34: ... the day using the heating program ch 6 4 3 Time program heating program The heating program is used to stipulate the times of the day when comfort nor mal or setback heating is used The time program can be adapted individually ch 6 4 3 The heating program is only activated in operating mode Heating DHW Push DHW Push can be used to cover hot water demand which differs from the time program The DHW...

Page 35: ...firm The display changes to the setting mode Press the dial knob and set the desired temperature Press dial knob and confirm entry User 21 0 C Comfort 20 0 C Normal 18 0 C Setback User Normal 20 0 C Factory setting 20 0 C Press ESC 3 sec User Normal 19 5 C Factory setting 20 0 C Press ESC 3 sec Temperature levels can be assigned to specific times of the day using menu Time programs see ch 6 4 3 ...

Page 36: ...desired temperature Press dial knob and confirm entry User 50 0 C Normal 40 0 C Setback User Normal 50 0 C Factory setting 50 0 C Press ESC 3 sec User Normal 55 0 C Factory setting 50 0 C Press ESC 3 sec The DHW setpoint temperature should now be set as required The electric heating is switched on in addition for DHW setpoint temperatures with a flow setpoint above 55 C The flow setpoint results f...

Page 37: ... set the end time Press the dial knob and set the temperature level only possible in the heating program Comfort temperature full sun Normal temperature half sun Press dial knob Weekday is highlighted cycle is saved Edit next cycle or weekday Turn dial knob clockwise and repeat procedure Exit time program Turn dial knob anticlockwise until icon is highlighted Press dial knob User Sat 1 06 00 22 00...

Page 38: ...ob and select the weekday which is to be overwritten Off Copying is cancelled Mon Sun weekday selected is overwritten 1 5 Monday to Friday are overwritten 6 7 Saturday and Sunday are overwritten 1 7 Monday to Sunday are overwritten Press dial knob Copying is carried out and saved Exit copying Turn dial knob anticlockwise until Off is displayed Press dial knob Text line Copying is highlighted Turn ...

Page 39: ...nly menus and parameters required for the normal operation of the system are displayed in the user level Select User level using dial knob and confirm Display changes to the User level 40 0 Flow temperature 7 37 2017 03 13 Monday 7 0 C 50 C Off Heating operation C User Info System operating mode Heating circuit DHW Settings ...

Page 40: ...ct Expert level using dial knob and confirm Display changes to Password window Select Password 11 and confirm Select icon and confirm Display changes to Expert level 40 0 Flow temperature 7 37 2017 03 13 Monday 7 0 C 50 C Off Heating operation C Expert Select password 11 OK Press Press ESC 3 sec Expert Info System operating mode Heating circuit DHW Heat pump Variable output Deactivating password I...

Page 41: ...heating circuit Flow temperature Current flow temperature of heating circuit measured at the flow sensor down stream of electric heating B7 Dynamic switch differential 1 Switch on criteria for the heat pump If the current flow temperature drops below the flow setpoint temperature by the value displayed the heat pump starts Only activated if Dynamic switch differential is set to On see ch 6 7 5 2 R...

Page 42: ...nt temperature in heat exchanger of outdoor unit vaporiser Heat exchanger sensor OU centre OMT Compressed gas 1 Current refrigerant temperature measured at outlet of vaporiser in the outdoor unit Compressed gas temperature sensor CTT Heat exchanger in ternal 1 Current refrigerant temperature measured at inlet of heat exchanger of hydraulic unit compressed gas Internal heat exchanger pressure senso...

Page 43: ...f second heat exchanger e g condensing unit Operating hours E1 Operating hours of electric heating stage 1 since commissioning Operating hours E2 Operating hours of electric heating stage 2 since commissioning Operating hours second WEZ Operating hours of second heat exchanger since commissioning Operating cycles E1 1 Number of switch on cycles of electric heating stage 1 Operating cycles E1 1 Num...

Page 44: ...de during the current month Heating energy years Energy required in heating mode during the current calendar year DHW energy day Energy required for DHW during the current day DHW energy month Energy required for DHW during the current month DHW energy year Energy required for DHW during the current calendar year Cooling energy days Energy required in cooling mode during the current day Cooling en...

Page 45: ...ating mode System operating mode Menu System operating mode determines the operating mode of the entire system Setting Description Heating Heating mode Heating on DHW on Frost protection on Summer Summer operation Heating off DHW on Frost protection on Standby Frost protection activated Heating off DHW off Frost protection on ...

Page 46: ...uration of Party Pause Select menu Party Pause The display shows the current operating mode Press dial knob and set required function Party or Pause Set duration required using dial knob Press dial knob and confirm entry User Operating mode Automatic Factory setting Automatic Press ESC 3 sec User Operating mode Party Factory setting Automatic Press ESC 3 sec User Operating mode Party 4 5 h Factory...

Page 47: ...mperature is changed the heating characteristics curve is automatically adapted Room temperature too cold Room temperature too warm Cold external temperature Increase gradient Decrease gradient Mild external temperature Increase comfort normal and setback room setpoint temperature Decrease comfort normal and set back room setpoint temperature Press dial knob The display changes to the setting mode...

Page 48: ...ated First phase of drying The function spe cific heating is used to ensure defect free preparation for underfloor heating Screed drying Screed drying curve activated Second phase of drying Screed drying is used to continue drying ready for floor covering work Function specific heating and screed drying Function specific heating and screed drying activated one after the other External sensor alloc...

Page 49: ...t temperature of the heating circuit is increased by the value set e g to compensate for load losses Screed program 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 55 45 35 25 0 2 1 3 4 1 Days 2 Flow setpoint temperature C 3 Function specific heating 4 Screed drying 6 7 3 5 Summer Winter change over Heating circuit Su Wi change over Setting Description 3 0 30 0 C If the averag...

Page 50: ...IN Flow setpoint temperature if the external temperature reaches the Reference line ET min set Lower point of cooling reference line Reference field flow MAX Flow setpoint temperature if the external temperature reaches the Reference line ET max set Upper point of cooling reference line Minimum temperature Minimum flow temperature in heating circuit during active cooling Lower limit value for the ...

Page 51: ...truction Hydraulic unit WWP LS 8 16 B 6 Operation 83306902 2 2017 05 La 51 88 6 7 3 8 Reset Heating circuit Reset The menu is only displayed in the Expert level Reset all changes made in the heating circuit menu to factory settings ...

Page 52: ...ividually ch 6 4 3 The DHW program is activated in operating mode Heating Summer 6 7 4 2 DHW Push Domestic hot water DHW Push DHW Push can be used to cover hot water demand which differs from the time program The DHW tank is heated to and maintained at normal temperature for the duration set 6 7 4 3 DHW setpoint temperature Domestic hot water DHW setpoint temperature DHW setpoint temperature for n...

Page 53: ...ion Loading time Maximum duration for Legionella protection Off Legionella protection is not cancelled 5 240min If the DHW setpoint temperature for Legionella protection is not reached in the time set Legionella protection is cancelled 6 7 4 5 Settings Domestic hot water Settings Parameters Setting SG Ready increase Increase of the DHW setpoint temperature with Smart Grid function in operating mod...

Page 54: ...eds change over temperature set and if the DHW setpoint temperature has not been reached the flange heating takes over the entire DHW loading The heat pump switches off or changes over to heating mode Switch differential Switch off hysteresis for flange heating If the DHW temperature drops below the change over temperature by the switch differential set the flange heating switches off and the heat...

Page 55: ...During the automatic venting the three way valve switches back and forth between heating mode and DHW loading The pump changes the load several times in each setting Automatic venting takes approx 1 hour but can be cancelled manually using the setting Off ManualOperation Off Manual operation deactivated 20 45 C Fixed value for flow setpoint temperature Manual defrost Off Manual defrost deactivated...

Page 56: ...ring hibernation program ch 6 7 5 10 Load limit ET External temperature at which the load of the outdoor unit is limited to 80 Spread monitoring Off Spread monitoring deactivated On Monitors the spread of flow and return of the hydraulic unit after defrosting of the outdoor unit For the defrosting process a four way valve installed in the outdoor unit reverses the refrigeration circuit This means ...

Page 57: ...olumetric flow cooling Defines the volumetric flow for cooling operation 6 7 5 4 Modulation Heat pump Modulation The menu is only displayed in the Expert level Capacity of heat pump during DHW loading Automatic For DHW loading the capacity modulates on the basis of the flow temperature 10 100 The maximum capacity is limited to 80 if the current external temperature is above the Load limit ET or th...

Page 58: ...ert level Parameters Setting Switch differential Switch hysteresis for the heat pump in heating operation The flow temperature must be below the required flow setpoint temperature by at least the Switch differential to ensure the heat pump starts If the Dynamic switch differential function is activated the spread of the flow and return is recorded when the heat pump is switched off and added to th...

Page 59: ...DHW loading is initiated 6 7 5 9 Reset Heat pump Reset The menu is only displayed in the Expert level Reset all changes made in the heat pump menu to factory settings 6 7 5 10 Hibernation program Heat pump Hibernation program The menu is only displayed in the Expert level The hibernation program is activated via the load default in parameter Hiberna tion mode see ch 6 7 5 2 In the hibernation prog...

Page 60: ...nd second heat exchanger is possible Fault release Off Fault release deactivated If a fault occurs in the heat pump the second heat ex changer is also blocked On If a fault occurs in the heat pump the second heat exchanger continues to oper ate Switch on differential If the current flow temperature drops below the flow setpoint temperature by the value set the second heat exchanger switches on onc...

Page 61: ...the timer function one time cycle is preset for each weekday The time program can be adapted individually the procedure is the same as for the time programs ch 6 4 3 Settings Determines the function of the variable output Off No function is not controlled Circulation pump Output is periodically controlled during the DHW program Ext heating circuit pump Output is controlled in the heating mode of t...

Page 62: ...gure automatic change over of summertime On factory setting Off Brightness Adjust the brightness of the display Light strip Deactivate the light strip on the hydraulic unit On factory setting Light strip activated Off Light strip deactivated Language Set language 6 7 9 Fault memory 6 7 9 1 Fault memory Heat pump Fault memory The menu is only displayed in the Expert level The last 20 faults are rec...

Page 63: ...st only be carried out once the cooling circuit has been installed completely see installation and operating manual of outdoor unit Prior to commissioning ensure that all assembly and installation work has been carried out correctly the unit and the system have been filled with media and vented cooling or heating demand exists the service valves on the outdoor unit are open Additional system relat...

Page 64: ...turn shut off devices of heating circuit Close flow and return shut off devices of hot water circuit Provide collecting container Remove end cap 4 from sludge separator 1 Attach the enclosed angle 2 with hose to the sludge separator Open the tap 3 with the end cap and rinse the sludge separator Refill water quantity via rinsing device System pressure inlet pressure 0 5 bar 4 1 2 3 ...

Page 65: ...ct the electric heating as second heat exchanger on the display and operat ing unit 3 Start the commissioning assistant Switch on system at switch S1 ch 5 5 The commissioning assistant starts automatically if the system has not yet been configured The display shows Commissioning Press dial knob If the system has already been configured Select expert level ch 6 6 Select Commissioning and confirm Sy...

Page 66: ...erating mode and confirm HP E1 Heat pump operation supported by stage 1 of electric heating in the hydraulic unit HP E2 Heat pump operation supported by stage 2 of electric heating in the hydraulic unit HP E1 E2 Heat pump operation supported by stage 1 and 2 of electric heating in the hydraulic unit HP HEX Heat pump operation supported by the second heat ex changer e g condensing unit Electric hea...

Page 67: ...via three way valve in hydraulic unit From an adjustable temperature level the flange heater in the storage tank carries out DHW loading Domestic hot water Commissioning System construction HP 8 Set heating circuit function Set heating circuit and confirm OFF No heating circuit connected ON Heat pump supplies heating circuit Heating circuit Commissioning On 9 Set function of variable output Set fu...

Page 68: ...mmissioning is repeated with a different pump switch on type a query regard ing the volumetric flow appears instead of the pump capacity ch 6 7 5 5 11 Check volumetric flow of heating water Check volumetric flow of heating water If necessary set the overflow valve with flow sensor to minimum nominal flow ch 3 4 5 12 Concluding work Fit service cover Mount the front panel and secure the tension loc...

Page 69: ...WP LS 8 16 B 8 Shutdown 83306902 2 2017 05 La 69 88 8 Shutdown For breaks in operation Interrupt voltage supply If there is a risk of frost drain the water from the system If refrigerant is to be pumped into the outdoor unit do not interrupt voltage supply ...

Page 70: ...can cause frostbite Do not damage refrigeration circuit WARNING Danger of getting burned on hot components Hot components can lead to burns Allow components to cool WARNING Environmental damage due to leaking refrigerant Refrigerant contains fluorinated greenhouse gases in accordance with the Kyoto Protocol and must not be discharged into the atmosphere Do not damage refrigeration circuit Servicin...

Page 71: ...al inspection check pipe connections check refrigerant pipework and insulation for visible damage complete insulation of refrigerant pipework If necessary replace damaged refrigerant pipework and insulation Check for leaks using a leak detecting device during operation Carry out a function test Document all work carried out on the engineers report Mount the front panel and secure the tension lock ...

Page 72: ...check Check heating water pressure ch 3 4 6 Check inlet pressure in the expansion vessel and adjust if necessary ch 12 1 Working on the refrigerant pipe pipework Observe operating pressure of refrigerant ch 3 4 6 The hydraulic unit is equipped with an additional Schrader valve 1 1 Work on the refrigerant pipework can be carried out either on the outdoor unit or on the hydraulic unit e g checking f...

Page 73: ... flow and return shut off devices of heating circuit Close flow and return shut off devices of hot water circuit Drain hydraulic unit using the outlet tap Hydraulic unit is depressurised Remove operating unit Open cover 2 Remove splash guard 5 Unplug electrical connections Open upper cover on slot 3 and remove Open lower cover on slot 4 and remove Remove screws and remove operating unit 1 3 4 1 5 ...

Page 74: ...icing 83306902 2 2017 05 La 74 88 Separate connection hose 2 from expansion vessel Remove locking screw 1 1 2 Remove screws 3 and remove bracket 2 Pull expansion vessel 1 to the front 3 1 2 Refitting Refit expansion vessel in reverse order at the same time replace washer 1 1 ...

Page 75: ...ervicing ch 9 1 Removing Close flow and return shut off devices of heating circuit Close flow and return shut off devices of hot water circuit Drain hydraulic unit using the outlet tap Hydraulic unit is depressurised Remove drainage hose 2 Remove safety valve 1 2 1 Refitting Install the safety valve using suitable sealing material Connect outlet hose ...

Page 76: ...return shut off devices of heating circuit Close flow and return shut off devices of hot water circuit Provide collecting container Remove end cap 4 from sludge separator 1 Attach the enclosed angle 2 with hose to the sludge separator Open the tap 3 with the end cap and rinse the sludge separator Refill water quantity via rinsing device System pressure inlet pressure 0 5 bar 4 1 2 3 ...

Page 77: ...t correctly The system device detects and displays irregularities in the system The following conditions can occur Warning Fault Warnings The unit does not lock out during a warning The signal will extinguish automatically as soon as the cause of the warning has been eliminated Example 7 37 2018 09 24 Monday 50 Sensor fault If a warning appears more than once the system should be checked by qualif...

Page 78: ...em is in lockout the display shows Reset Example 7 37 2018 09 24 Monday 40 Insufficient flow Resetting Faults must only be rectified by qualified personnel Read and correct the fault ch 10 2 Resetting CAUTION Damage resulting from incorrect servicing Heat pump could be damaged Do not carry out more than 2 lockout resets successively Faults must be rectified by qualified personnel Select Reset and ...

Page 79: ...valves 9 Pressure upstream of heat exchanger in outdoor unit too low Normally no action is required Troubleshooting is only required if the problem occurs several times within one hour Check the refrigerant level Check soundness of cooling circuit Check actuator of expansion vessel replace if necessary 10 No communication with the inverter Check voltage supply to the inverter Check connection cabl...

Page 80: ...fficient flow Minimum volumetric flow WWP LS 8 0 8 m h WWP LS 10 1 0 m h WWP LS 13 1 2 m h WWP LS 16 1 3 m h Check shut off device Check thermostatic valves of heating circuit Check flow sensor if necessary replace 41 Flow return spread of heating circuit to great Increase volumetric flow Increase pump capacity 42 Pressure at internal heat exchanger pressure sensor B12 to high Check the refrigeran...

Page 81: ...3 10 9 138 10 1 039 5 21 078 5 7 193 20 1 078 0 16 277 0 5 707 30 1 117 5 12 669 5 4 563 40 1 155 10 9 936 10 3 675 50 1 194 15 7 849 15 2 981 60 1 232 20 6 244 20 2 434 70 1 271 25 5 000 25 2 000 80 1 309 30 4 029 30 1 653 90 1 347 35 3 267 35 1 375 40 2 665 40 1 149 45 2 185 50 1 802 55 1 494 60 1 245 65 1 042 70 876 75 740 80 628 85 535 90 457 1 Flow temperature downstream of electric heating 2...

Page 82: ...k EVU block Heating operation and DHW loading blocked frost protection is provided closed open 2 Normal operation DHW loading and heating operation are controlled to setpoint temperature open open 3 Increased operation over supply of electricity The SG Ready increase is added to the flow setpoint temperature in the heating circuit and the DHW setpoint temperature The increase for heating operation...

Page 83: ...0 290 190 140 Expansion vessel inlet pressure The inlet pressure is calculated from the static ceiling of the system 10 metres static height 1 0 bar inlet pressure The static height is determined by the difference in height between the expansion vessel connection and the highest point of the system If the static height is less than 5 metres e g with a one storey building or roof heating centre an ...

Page 84: ...e 41 Dial knob 32 Display 32 33 62 Disposal 9 Dynamic switch differential 41 56 E EER 17 Efficiency ratio 17 E heating 43 Electric heating 12 13 28 30 43 Electrical connection 27 Electrical data 14 Empty weight 19 Energy generation 44 EVU block 29 82 Expansion vessel 11 83 Expert level 40 External heating circuit pump 61 External sensor 48 56 External temperature 41 F Fabrication number 10 Factory...

Page 85: ...gerant 9 Refrigerant leakage 8 Refrigerant pipework 25 Refrigerant temperature 42 Refrigeration circuit 9 Reset 51 54 59 78 Resulting supply pressure 18 Return 24 Return flow sensor 12 Return temperature 41 Roof heating centre 83 Room setpoint temperature 34 47 Room size 21 S Safety measures 8 Safety valve 11 26 75 Schrader valve 72 Screed 48 Second heat exchanger 2 HEX 60 Second heat exchanger 2 ...

Page 86: ...7 Time of day 62 Time program 34 37 Timer 61 Transport 15 Type 42 Type key 10 Type of protection 14 U User level 39 V Vaporiser temperature 42 Variable output 61 Venting 55 Voltage supply 14 Volume flow rate 15 Volumetric flow 41 57 58 W Wall bracket 22 Warning code 77 Warnings 77 Water connection 24 Water quantity 25 Weather compensated 48 Weight 19 Wiring diagram 29 ...

Page 87: ...83306902 2 2017 05 La ...

Page 88: ...ww weishaupt de We reserve the right to make changes All rights reserved Water heaters energy storage tanks This attractive program for domestic water heating includes classic water heaters solar storage tanks heat pump storage tanks and energy storage tanks Solar systems The stylish flat plate collectors are the ideal complement for any Weishaupt heating system They are suitable for solar water h...

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