Viessmann AWS 104 Installation And Service Instructions For Contractors Download Page 76

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Checking expansion vessel and heating circuit pressure

Check the expansion vessel pre-charge
pressure at test nipple

and recharge,

if required.

Note
Check the pre-charge pressure also at
the on-site expansion vessel.

Commissioning, inspection, maintenance

Further details regarding the individual steps

(cont.)

5724 152 GB

Summary of Contents for AWS 104

Page 1: ...tocal 200 S Type AWS 4 to 13 kW Air water heat pump split version for heating operation Type AWS AC 4 to 13 kW Air water heat pump split version for heating and cooling opera tion For applicability se...

Page 2: ...National installation requirements All legal instructions regarding the pre vention of accidents All legal instructions regarding envi ronmental protection The Code of Practice of relevant trade assoc...

Page 3: ...e and wearing parts Please note Spare and wearing parts that have not been tested together with the system can compromise its function Installing non author ised components and making non approved mod...

Page 4: ...ower supply 58 Closing the heat pump 64 Service instructions Commissioning inspection maintenance Steps commissioning inspection and maintenance 66 Further details regarding the individual steps 68 Tr...

Page 5: ...5 Certificates Declaration of conformity 119 Keyword index 120 Index Index cont 5724 152 GB...

Page 6: ...all hydraulic connections on site stress free Observe DIN VDE 0100 Internal unit 850 450 114 105 116 360 230 V 400 V 42 V 42 V 1160 Preparing for installation Requirements of on site connections 5724...

Page 7: ...ide Flush the heating system 2 Prepare the electrical connections Note You can route the BUS cable along side and can be secured to the refrig erant line Cable lengths inside the internal external uni...

Page 8: ...mm2 Instantaneous heating water heater 9 kW if instal led internal unit Cable cross section 400 V phase symmetri cal asymmetrical 5 x 2 5 mm2 5 x 2 5 mm2 5 x 2 5 mm2 5 x 2 5 mm2 230 V phase asymmet r...

Page 9: ...9_1005_01 Setting system scheme 6 Internal unit of heat pump type AWS with or without instantaneous heating water heater 1 radiator heating circuit without mixer A1 1 underfloor heating circuit with m...

Page 10: ...2 211 2 4 5 6 105 52 105 20 105 20 105 2 KM BUS 211 2 230V 52 2 KM BUS 20 230V 105 8 145 145 145 8 145 8 145 145 Pos Description Heat source 1 Internal unit of the heat pump 2 Heat pump control unit...

Page 11: ...zQ Buffer cylinder temperature sensor zW System flow temperature sensor Heating circuit with mixer M2 uP Underfloor heating circuit with extension kit for one heating circuit with mixer uQ Vitotrol 20...

Page 12: ...3 N L2 L1 137 4 3 N PE 400 V 50 Hz STB 55 STB 14 1 2 145 8 145 145 145 145 40 145 52 2 1 2 N L UP M2 77 73 M 1 74 76 M2 VTS M2 20 230 V 50 Hz 105 1 2 HK A1 HK M2 91 71 Low voltage 1 N PE 1 2 H1 1 2 H2...

Page 13: ...N X1 54 222 1 OPEN CLOSED L1 N L1 L1 137 4 230 V STB 55 STB 14 1 2 145 8 145 145 145 145 40 145 52 2 1 2 N L UP M2 77 73 M 1 74 76 M2 VTS M2 20 230 V 50 Hz 105 1 2 HK A1 HK M2 91 71 Low voltage 1 N P...

Page 14: ...14 2 Low voltage F6 STS 31 F7 STS PT500 PT500 32 F4 PTS 61 KTS PT500 PT500 53 F20 F0 VTS 62 ATS PT500 Ni500 3 F13 Preparing for installation System example 1 ID 4605169_1005_01 cont 5724 152 GB...

Page 15: ...N PE 230 V 50 Hz N L L N C1 C2 Connections for the internal unit L1 N 2 L1 N 1 N PE 230 V 50 Hz L3 L3 3 PE 400 V 50 Hz L2 L2 L1 L1 PE Phase symmetrical L3 L3 3 N PE 400 V 50 Hz L2 L2 L1 L1 PE Phase a...

Page 16: ...ous heating water heater 7900 1 Enable instant heating water heater for central heating 7902 0 Remote controls if installed Heating circuit 1 Remote control 2003 1 Heating circuit 2 Remote control 300...

Page 17: ...3 2 F0 2 F20 2 F6 2 F7 2 222 1 2 2 F4 2 212 2 2 224 7 2 222 4 212 3 222 1 2 224 7 212 2 222 4 F6 F7 F20 F0 F13 F4 2 211 2 4 5 6 105 52 105 20 105 20 105 2 KM BUS 211 2 230V 2 211 5 X3 1 89 89 2 211 5...

Page 18: ...o heat pump control unit tR Directly controlled mixer motor tT High limit safety cut out 70 C for shutting down the external heat source on site Heating water buffer cylinder zP Heating water buffer c...

Page 19: ...l installation scheme For an overview of the electrical connec tions and more information on the PCBs see from page 41 onwards and the separate service instructions for the heat pump control unit For...

Page 20: ...3 N L2 L1 137 4 3 N PE 400 V 50 Hz STB 55 STB 14 1 2 145 8 145 145 145 145 40 145 52 2 1 2 N L UP M2 77 73 M 1 74 76 M2 VTS M2 20 230 V 50 Hz 105 1 2 HK A1 HK M2 91 71 Low voltage 1 N PE 1 2 H1 1 2 H2...

Page 21: ...N X1 54 222 1 OPEN CLOSED L1 N L1 L1 137 4 230 V STB 55 STB 14 1 2 145 8 145 145 145 145 40 145 52 2 1 2 N L UP M2 77 73 M 1 74 76 M2 VTS M2 20 230 V 50 Hz 105 1 2 HK A1 HK M2 91 71 Low voltage 1 N P...

Page 22: ...N X1 89 89 X1 X3 8 X3 9 83 M 1 M 1 2 Low voltage F6 STS 31 F7 STS PT500 PT500 32 F4 PTS 61 KTS PT500 PT500 53 F20 F0 VTS 62 ATS PT500 Ni500 3 F13 Preparing for installation System example 2 ID 4605170...

Page 23: ...N PE 230 V 50 Hz N L L N C1 C2 Connections for the internal unit L1 N 2 L1 N 1 N PE 230 V 50 Hz L3 L3 3 PE 400 V 50 Hz L2 L2 L1 L1 PE Phase symmetrical L3 L3 3 N PE 400 V 50 Hz L2 L2 L1 L1 PE Phase a...

Page 24: ...W heating 6014 1 Enable electric heaters for DHW heating 6015 1 Instantaneous heating water heater if installed Electr booster heater Enable instantaneous heating water heater 7900 1 Enable instant he...

Page 25: ...cations higher than 1000 m above sea level Otherwise a drop in per formance is to be expected To prevent an increase in sound emis sions through reflection avoid instal ling the external unit in reces...

Page 26: ...emitted by the exter nal unit when planning the installation of weather proofing measures To safeguard the perfect drainage of condensate install the unit with a slope of approx 10 mm towards the fan...

Page 27: ...AWS AWS AC 104 A Air inlet B Air outlet Type AWS AWS AC Dimensions in mm a b c d 104 100 100 300 1000 107 100 100 300 1000 110 100 200 300 1000 113 100 200 300 1000 Installation sequence Installing t...

Page 28: ...28 Installation 1 4x Example AWS AWS AC 104 1 Push the mounting supports into the adjustable feet of the external unit Installation sequence Installing the external unit cont 5724 152 GB...

Page 29: ...ing accessory Separate installation instructions Note Consider the wind loads when installing the unit on external walls or on roofs Connecting the condensate line Secure the condensate line on site 7...

Page 30: ...sk of frost Ensure ambient temperatures of 0 to 35 C Please note Avoid risk of explosion due to dust gases and vapours in the installation room Minimum room volume to DIN EN 378 Type AWS AWS AC Minimu...

Page 31: ...31 Fitting the internal unit to the wall 2 2x 4 3 5 1 Installation sequence Installing the internal unit cont 5724 152 GB Installation...

Page 32: ...ternal unit is installed higher than the external unit In cooling mode if the internal unit is installed lower than the external unit B 5000 A 5000 C D E A Internal unit B External unit C Liquid gas l...

Page 33: ...the nuts from the refrigerant line fittings hot gas and liquid gas line Slide the nuts onto the refrigerant lines prepared on site 3 Swage the pipe ends 4 Secure the pipes Tighten the nuts with the f...

Page 34: ...7 16 mm UNF 63 77 110 Liquid gas line 7 10 mm UNF 33 42 Hot gas line 7 16 mm UNF 63 77 113 Liquid gas line 7 10 mm UNF 33 42 Hot gas line 7 16 mm UNF 63 77 Connection to the internal unit 2 1 3 2x D...

Page 35: ...ines Type AWS AWS AC 110 and 113 Use solder fittings Note Solder fittings using an inert gas 3 Fit refrigerant lines and insulate them to provide protection from heat and vapour diffusion Tighten the...

Page 36: ...ion vessel see page 76 Fit the safety assembly to the on site line in the heating water return 2 Connect secondary lines to the heat pump Please note To prevent equipment dam age connect on site secon...

Page 37: ...equired for the cooling circuit on site including plate heat exchanger For area cooling systems e g under floor heating circuit chilled ceiling pro vide an on site contact humidistat Requirements of t...

Page 38: ...iance ver sion If two components are connected to the same terminal press both cores together into a single wire ferrule The cores of the KM BUS cable are interchangeable The neutral and earth conduct...

Page 39: ...ely bun dle tightly near the terminals and secure tightly using the cable ties provided This ensures that in case of failure for example when detaching a wire the wires can not drift into the adjacent...

Page 40: ...C 110 and 113 Routing the BUS cable inside the LV area 42 V connection see page 57 B Type AWS AWS AC 104 and 107 Routing the BUS cable inside the voltage area 230 V connection see page 57 Installation...

Page 41: ...t pump service instructions For examples of how to connect pumps mixers sensors etc see sys tem examples from page 9 onwards To call up Coding level 1 for setting the required parameters see the commi...

Page 42: ...42 B E F D A C P202 12V COM P203 COM 43V F101 222 224 G F14 F4 aVG X31 F21 F16 F6 F0 F7 F13 F18 F20 211 212 Installation sequence Electrical connection cont 5724 152 GB...

Page 43: ...and 107 Note Only one BUS connection must be connected Never interchange the BUS connec tion wires between the internal and external units Luster terminals C message and safety connections Terminals...

Page 44: ...wer OFF signal can be combined in a 5 core cable For further information regarding the power supply utility see from page 58 onwards X3 8 X3 9 Type AWS AC Contact humidistat and or frost stat or Jumpe...

Page 45: ...rter valve connected at the fac tory connect the cylinder primary pump on site in parallel In conjunction with the pri mary store system Cylinder primary pump M 2 way shut off valve Controller and sen...

Page 46: ...PTC F20 Boiler temperature sensor external heat source Pt500 PTC F21 Return temperature sensor solar circuit with integral solar control module Pt500 PTC aVG KM BUS Examples of KM BUS subscribers Exte...

Page 47: ...hook up is possible in con junction with the external extension H1 External demand External mixer OPEN Operating status changeover External blocking External mixer CLOSE Central fault message Install...

Page 48: ...AWS Instantaneous heating water heater available as an accessory Installation instructions Instantaneous heating water heater 211 5 AC AC Type AWS AC Cooling control 3 way diverter valves for heating...

Page 49: ...ter as maximum temperature limiter for underfloor heating circuit if installed in series see page 50 212 3 DHW circulation pump Connection values Max output 50 W Voltage 230 V Max switching current 4...

Page 50: ...on the main PCB 211 2 or 212 2 as per table above B Temperature limiter C Heating circuit pump A1 Connection with temperature limiter part no 7151 728 7151 729 M 1 C B s X2 N A X1 A Connection on the...

Page 51: ...circuit pump M2 Extension PCB F on main PCB E Information regarding the connection values The output given is the recommended connected load The stated current indicates the max switching current of t...

Page 52: ...V Max switching current 0 2 0 1 A 222 3 222 4 External heat source control with two high limit safety cut outs max 70 C to protect the heat pump and to stop the secondary pump Zero volt contact Connec...

Page 53: ...per from X3 1 luster ter minal with switched phase L1 to 222 3 C Connection to external heat source at the terminals for external demand D High limit safety cut out max 70 C as heat pump protection K1...

Page 54: ...ter heater connected internally Type AWS Instantaneous heating water heater available as an accessory Installation instructions Instantaneous heating water heater 224 7 Circulation pump for DHW reheat...

Page 55: ...immersion heater 224 7 X2 N N L3 L2 L1 B A A EHE immersion heater 6 kW power supply 3 N PE 400 V 50 Hz B Terminals on extension PCB Installation sequence Electrical connection cont 5724 152 GB Instal...

Page 56: ...AWS AC 107 AWS 110 113 AWS AC 110 113 A A A A Wiring chamber BUS cable to the internal unit Note Never interchange the BUS con nection wires between the internal and external units Compressor power s...

Page 57: ...OM 43V COMNi Li N0 L0 C A C B N L N L C2 C1 12V COM COM 43V A B C A Wiring chamber external unit see page 56 B BUS cable between the external and internal units Recommended cable 3 x 1 5 mm2 The cores...

Page 58: ...6 A max Danger The absence of component earthing in the system can lead to serious injury from electrical cur rent if an electrical fault occurs The equipment and the pipework must be connected to the...

Page 59: ...hat are not to be connected to the heat pump control unit we recom mend making the power connection via the same fuse MCB but certainly with the same phase as the heat pump control unit Connection to...

Page 60: ...mended power cable Type AWS AWS AC 104 and 107 3 x 2 5 mm2 Type AWS AWS AC 110 3 x 4 0 mm2 Type AWS AWS AC 113 3 x 6 0 mm2 Max fuse rating 16 A Economy tariff and power OFF can be used No parameters n...

Page 61: ...l unit see page 56 B Mains connection 230 V 50 Hz Connecting power cable for instantaneous heating water heater only type AWS AC Recommended power cable Phase asymmetrical 400 V 5 x 2 5 mm2 Phase asym...

Page 62: ...The power OFF signal is connected directly to the heat pump control unit The compressor is forced off when power OFF is enabled Parameter Output for instant heating water heater at power OFF 790A det...

Page 63: ...pple control receiver G Ripple control receiver contact open power OFF active TNC sys tem feed H Economy tariff meter K TNC system feed Power OFF with on site load disconnection The power OFF signal i...

Page 64: ...trol receiver G Ripple control receiver contact open power OFF enabled with backup fuse H Economy tariff meter K TNC system feed L Main isolator Closing the heat pump Please note Seal the appliance so...

Page 65: ...2 1 2x 3 Note Always fit the locking screws before operating Fitting the side cover for the external unit In reverse order to Opening the wiring chamber external unit page 56 Installation sequence Clo...

Page 66: ...the refrigerant circuit for leaks 73 8 Filling and venting on the secondary side 73 9 Checking expansion vessel and heating circuit pressure 76 10 Checking electrical connections of the internal unit...

Page 67: ...al noise development e g operating noise of fan compressor and pump vent again if necessary 19 Checking the system function e g actuators temperatures poss heat meter 20 Instructing the system user 84...

Page 68: ...if an electri cal fault occurs Always reconnect the earth con ductors Please note Wait at least 30 min between the installation and the commission ing of the appliance to prevent equipment damage Wor...

Page 69: ...l unit check all joints for tightness with leak detector spray Keep the valves on the external unit shut and fill the system with nitrogen through the service valve The max permissible operating press...

Page 70: ...nit G Service valve Schrader valve H Hot gas line K Liquid gas line L Valve for vacuum gauge M Vacuum gauge N Connection hose between pressure gauge set and vacuum gauge Please note Never subject the...

Page 71: ...pump and wait approx 5 min There is a leak if the indication on the vacuum gauge rises Remove the leak and repeat the proc ess 7 Close all valves at the pressure gauge set 8 Remove the vacuum pump and...

Page 72: ...pressure gauge set 2 Top up with the required amount of refrigerant Please note Refrigerant must not be allowed to enter the atmos phere Suction refrigerant from the fill hoses and pressure gauge set...

Page 73: ...ternal and the external unit Check all solder joints and threaded fittings of the refrigerant lines in the internal and external units Note Work on the refrigerant circuit must only be carried out by...

Page 74: ...ystem pressure 0 8 bar Permiss operating pressure 3 0 bar 5 Place the control panel in its service position see page 86 6 Open programming unit see page 87 7 Remove separating plate see page 89 Commis...

Page 75: ...o electrical com ponents Open air vent valve B of the secon dary circuit 9 Move 3 way diverter valve C by its handle into its centre position 10 Close air vent valve B of the sec ondary circuit Commis...

Page 76: ...heck the expansion vessel pre charge pressure at test nipple A and recharge if required Note Check the pre charge pressure also at the on site expansion vessel Commissioning inspection maintenance Fur...

Page 77: ...eir contact with water can lead to severe injury from electric shock Isolate the external unit from the power supply and safeguard against reconnection Be aware that the fan may run on Cleaning with c...

Page 78: ...amage to the appliance and heating sys tem Always observe the instructions in the separate service instruc tions failure to observe these will void your warranty rights Switch ON the system ON OFF swi...

Page 79: ...ng Parameter group select Language set Date Time set Temperature sensors Signal inputs Actuator test Commissioning terminated Control mode OK OK OK OK OK OK OK OK OK OK OK NO YES OK Function check Cod...

Page 80: ...meters using the exam ple System scheme To set a parameter first select the parameter group and then the parame ters All parameters are displayed as plain text A parameter code is also assigned to eac...

Page 81: ...7A00 4 Circulation pump for DHW reheating External heat source Enable external heat source 7B00 1 External heat source Enable external heat source for DHW 7B0D 1 In conjunction with the primary store...

Page 82: ...tem definition External extension 7010 1 Note For parameters for external hook up see the following table External hook up to external extension H1 External hook up Parameter Setting External demand I...

Page 83: ...ion Effect of external blocking on pumps compressor 701A 0 to 31 External mixer CLOSE System definition Effect of ext blocking on heat pump heating circuits 7015 0 to 8 System definition Effect of ext...

Page 84: ...ernal heat source External heat source parameters Setting External heat source Enable external heat source 7B00 1 With circulation pump for DHW reheating External heat source Enable booster heaters fo...

Page 85: ...lance the connected heating circuits 4 Check the outside temperature sen sor see page 95 5 Increase the set room temperature for standard mode and match the heating curves Operating instructions 6 Ena...

Page 86: ...86 Placing the control panel in its service position 4x 1 2 3 Troubleshooting Repairs 5724 152 GB...

Page 87: ...87 Opening programming unit 3 2 1 2x Troubleshooting Repairs cont 5724 152 GB Service...

Page 88: ...88 Removing cover from programming unit if necessary 5 4 4x Troubleshooting Repairs cont 5724 152 GB...

Page 89: ...89 Removing separating plate 1 2 Troubleshooting Repairs cont 5724 152 GB Service...

Page 90: ...90 Overview of internal components Internal unit D P O A B C M G L F E N K H H Troubleshooting Repairs cont 5724 152 GB...

Page 91: ...secon dary circuit F Air vent valve secondary circuit G Instantaneous heating water heater if installed H Temperature sensor Liquid gas heating mode hot gas cooling mode K Flow temperature sensor sec...

Page 92: ...AWS AC 104 Q V R U T S Q Fan R Condenser cooling mode evapo rator heating mode S 4 way diverter valve heating cooling T Electronic expansion valve EEV U Liquid separator V Compressor Troubleshooting...

Page 93: ...AC 107 Q U V R T S Q Fan R Condenser cooling mode evapo rator heating mode S 4 way diverter valve heating cooling T Electronic expansion valve EEV U Liquid separator V Compressor Troubleshooting Repa...

Page 94: ...nser cooling mode evapo rator heating mode S 4 way diverter valve heating cooling T Electronic expansion valve EEV U Liquid separator V Compressor Draining the heat pump on the primary secondary side...

Page 95: ...rature sensor F0 Flow temperature sensor cooling cir cuit direct heating circuit A1 or sepa rate cooling circuit F14 Room temperature sensors Temperature sensors type Pt 500 460 20 540 100 Resistance...

Page 96: ...ocated on the AVI PCB Fuses F1 and F3 6 3 AH slow 250 V Max power loss 2 5 W Fuse F101 0 2 AL slow Danger Contact with live components can lead to severe injury from electric current Before working on...

Page 97: ...arts not shown 235 Operating instructions 236 Installation and service instructions 237 Service instructions heat pump control unit 709 Optolink PCB 710 ON OFF switch PCB 724 Cable harness X5 LV 730 F...

Page 98: ...98 101 300 104 231 100 232 230 105 103 103 300 A Parts lists Parts list internal unit cont 5724 152 GB...

Page 99: ...99 711 701 757 715 705 703 702 712 727 728 729 728 729 700 775 110 713 758 107 108 102 109 106 218 773 771 776 759 A Parts lists Parts list internal unit cont 5724 152 GB Service...

Page 100: ...009 217 217 217 224 220 300 225 215 217 224 215 213 204 209 200 001 222 202 202 203 210 201 217 010 217 002 229 721 714 228 007 301 004 719 769 003 216 770 005 233 214 223 221 225 215 226 763 222 Par...

Page 101: ...r local supplier Parts not shown 415 Earth cable UL1015 16AWG 1 5 418 Cable tie clip 419 Start capacitor for fan 424 Compressor power cable DCR CR25 35 427 Sensor clip D 7 94 428 Temperature sensor co...

Page 102: ...AWS AWS AC 107 Information for ordering spare parts Quote the part and serial no see type plate and the position no of the required part as per this parts list Obtain standard parts from your local su...

Page 103: ...F 526 Cable tie clip 523 522 520 519 514 501 528 527 525 510 509 502 515 508 504 538 537 535 536 539 540 532 531 524 530 529 518 517 516 521 505 533 534 503 507 506 Parts lists Parts list external uni...

Page 104: ...essor L1300 651 OCT temperature sensor with plug L1200 652 CCT temperature sensor with plug L1000 653 Communication cable inverter 654 Connection cable connection ter minal internal unit 655 Internal...

Page 105: ...105 611 610 601 612 609 608 623 604 605 606 631 676 607 603 626 674 626 602 605 623 608 609 Parts lists Parts list external unit type AWS AWS AC cont 5724 152 GB Service...

Page 106: ...106 622 614 643 670 642 615 616 637 640 639 669 Parts lists Parts list external unit type AWS AWS AC cont 5724 152 GB...

Page 107: ...107 634 672 665 649 645 668 647 671 646 646 648 633 650 664 Parts lists Parts list external unit type AWS AWS AC cont 5724 152 GB Service...

Page 108: ...circuit flow temperature 35 C at air inlet temperature 15 C K 2 to 4 Testing the mixer heat pump and cylinder heating Checked under the following conditions Room temperature C Outside air temperature...

Page 109: ...er 7013 8 h Effect of external demand on heat pump heating circuits 7014 4 Effect of ext blocking on heat pump heat ing circuits 7015 4 Vitocom 100 7017 0 Effect of external blocking on pumps compress...

Page 110: ...016 0 Start attempts for DHW after high pres sure shutdown 6017 1 Operating mode cylinder primary pump 6020 Do not adjust Solar Type solar control unit 7A00 0 Maximum collector temperature 7A01 1300 1...

Page 111: ...7208 100 10 C Heating circuit 1 Standard room temperature 2000 200 20 C Reduced room temperature 2001 160 16 C Remote control 2003 0 Heating curve slope 2006 6 0 6 Heating curve level 2007 0 0 K Infl...

Page 112: ...ure hook up cooling circuit 7104 0 Cooling curve level 7110 0 0 K Cooling curve slope 7111 12 1 2 Time Automatic changeover summertime wintertime 7C00 1 Start summertime month 7C01 3 Start summertime...

Page 113: ...COP in heating mode 4 64 4 11 4 62 4 29 Output control kW 1 2 5 3 1 8 9 5 5 0 14 0 5 0 16 1 Cooling capacity data at 100 to EN 14511 A35 W7 C spread 5 K Rated cooling capacity kW 3 2 6 6 7 4 9 1 Comp...

Page 114: ...in tain l h 600 820 1200 1380 Max external pressure drop RFH at min flow rate mbar 590 540 440 380 Max flow temperature C 55 55 55 55 Electrical values External unit Rated voltage com pressor 1 N PE 2...

Page 115: ...N PE 230 V 50 Hz 3 N PE 400 V 50 Hz Heating output kW 9 9 9 9 Fuse protection power supply 3xB16A 3xB16A 3xB16A 3xB16A IP rating IP 20 20 20 20 Power consumption Fan max W 65 70 130 130 External unit...

Page 116: ...MPa 43 4 3 43 4 3 43 4 3 43 4 3 Low pressure side bar MPa 43 4 3 43 4 3 43 4 3 43 4 3 Dimensions External unit Total length mm 869 1040 900 900 Total width mm 290 340 340 340 Total height mm 610 865...

Page 117: ...0 Internal unit UNF External unit UNF Hot gas line Pipe 7 mm 12 16 16 16 Internal unit UNF External unit UNF Max line length liquid gas line hot gas line m 30 30 30 30 Weighted total sound power level...

Page 118: ...d System example 1 System example 2 Sketch for alternative hydraulic scheme Heating circuits fully installed and filled Electrical installation completed Hydraulic lines fully thermally insulated All...

Page 119: ...55 022 2008 05 EN 294 DIN EN 60 335 2 40 2010 03 EN 349 DIN EN 60 335 1 2007 02 EN 378 2008 05 DIN EN 61 000 3 2 2006 10 BGR 500 Chapter 2 35 In accordance with the following Directives this product i...

Page 120: ...rant lines 32 Secondary circuit 36 Connection values 45 47 Contact humidistat 37 44 Controller PCB 45 Control panel 86 Control parameter reports 108 Cooling 47 48 Cooling circuit 37 Cooling control 48...

Page 121: ...g circuit pump 49 Heating water return heating water flow 36 High limit safety cut out 49 52 Hot gas line External unit 33 Internal unit 35 Hydraulic installation scheme ID 4605169_1005_01 type AWS 10...

Page 122: ...41 P Parameters Cooling function 83 EHE immersion heater 84 External heat source 84 External hook up 82 Instantaneous heating water heater 84 On site components 81 Pumps 81 Report 108 Setting example...

Page 123: ...ensor PCB 45 Sensor resistance curves 95 Sensors 90 Separating plate 74 89 Service menu Activating 80 Calling up 80 Disabling 80 Service position 86 Service valve 70 Shut off valve 45 Solar circuit 46...

Page 124: ...nn Limited Hortonwood 30 Telford Shropshire TF1 7YP GB Telephone 44 1952 675000 Fax 44 1952 675040 E mail info uk viessmann com Viessmann Werke GmbH Co KG D 35107 Allendorf Telephone 49 6452 70 0 Fax...

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