Hamworthy VARMAX 120 Installation, Commissioning And Servicing Instructions Download Page 142

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142 / 156

00BNO9168-I (U0606551)

VARMAX -

Installation, Use and Maintenance

Line

No.

Programme

Access

Default value

Customer setting

1046

Delay heat request

0 s

1050

Room influence

20 %

1060

Room temp limitation

1 °C

1061

Heating limit room controller

--- °C

1070

Boost heating

3 °C

1080

Quick setback

Off

1090

Optimum start control max

00:00

1091

Optimum stop control max

00:00

1100

Reduced setp increase start

-5 °C

1101

Reduced setp increase end

-15 °C

1109

Continuous pump operation

1120

Overtemp prot pump circuit

1130

Mixing valve boost

3 °C

1132

Actuator type

3-position

1133

TOR Switching differential

2 °C

1134

Actuator running time

120 s

1135

Mixing valve Xp

32 °C

1136 Mixing valve Tn

120 s

1150

Floor curing function

Off

1151

Floor curing setp manually

25 °C

1155

Floor curing setp current

0 °C

1156

Floor curing day current

1161

Excess heat draw

Always

1170

With buffer

1172

With prim contr/system pump

1181

Starting speed

100 %

1182

Pump speed min

100 %

1183

Pump speed max

100 %

1188

Curve readj at 50% speed

33 %

1189

Filter time const speed ctrl

5 min

1190

Flow setp readj speed ctrl

Yes

1198

Operating level changeover

Reduced

1200

Optg mode changeover

Protection

Heating circuit 3

1310

Comfort setpoint

20 °C

1312

Reduced setpoint

18 °C

1314

Frost protection setpoint

10 °C

1316

Comfort setpoint max

35 °C

1320

Heating curve slope

1,5

1321

Heating curve displacement

0 °C

1326

Heating curve adaptation

Off

1330

Summer/winter heating limit

19 °C

1332

24-hour heating limit

--- °C

1340

Flow temp setpoint min

8 °C

1341

Flow temp setpoint max

80 °C

1342

Flow temp setpoint room stat

65 °C

1346

Delay heat request

0 s

1350

Room influence

20 %

1360

Room temp limitation

1 °C

Summary of Contents for VARMAX 120

Page 1: ...NT NOTE THESE INSTRUCTIONS MUST BE READ AND UNDERSTOOD BEFORE INSTALLING COMMISSIONING OPERATING OR SERVICING EQUIPMENT INSTALLATION COMMISSIONING AND SERVICING INSTRUCTIONS Models 120 to 600 kW Varmax Boilers ...

Page 2: ...equipment by our own engineers accredited agents or specialist sub contractors will ensure the equipment is operating safely and efficiently Service Contracts Regular routine servicing of equipment by Hamworthy service engineers inspects the safety and integrity of the plant reducing the risk of failure and improving performance and efficiency Service contracts enable you to plan and budget more e...

Page 3: ...IONS 12 3 1 Dimensions 12 3 2 Doorways 14 3 3 Reduced access depending on model 15 3 4 Combustion at 15 C and 1013 mbar 16 3 5 Conditions of use 18 3 6 Electrical connection 18 4 INSTALLATION 19 4 1 Handling and moving the boiler 19 4 2 Installation of the air filter and filter matting 19 4 3 Installing the boiler 20 4 4 Opening closing of casing doors 21 4 5 Removing the control panel MMI 21 4 6 ...

Page 4: ...n of ignition and ionisation electrodes 50 7 5 Siphon cleaning 51 7 6 Checking the combustion circuit s gas tightness 51 7 7 Checking combustion quality 52 7 8 Setting the gas valve 53 7 9 Gas filter cleaning 56 7 10 Cleaning exchangers and changing seals 57 7 11 Cleaning the burner and changing the seals 59 8 END OF LIFE CYCLE OF THE APPARATUS 62 9 HYDRAULIC DIAGRAMS AND SETTINGS 63 9 1 Selection...

Page 5: ...hese instructions may cause electrocution 1 3 Qualification of personnel for installing adjusting using and maintaining the equipment Boiler installation adjustment and maintenance operations must be conducted by a qualified and approved professional in accordance with prevailing local and national regulations These operations may require work to be carried out with the power turned on and the cas...

Page 6: ...g the boiler For all installation work new or renovation the water network pipes must be meticulously cleaned The purpose of cleaning prior to commissioning is to remove germs and residues which are the cause of deposits In new installations in particular residue from grease oxidised metal and even copper micro deposits must be removed In renovated installations cleaning should focus on removing s...

Page 7: ...y operating at a low power with high primary water flow When the tap water lacks the desired qualities e g high level of hardness water treatment is required The fill water must be treated and whenever new water is added the make up water must also be treated Installations with multiple boilers require all of the boilers to be started simultaneously at minimal power Doing this prevents the calcium...

Page 8: ... is recommended in order to ensure that the unit will last In most cases this consists of adding corrosion inhibitors in the form of chemical solutions to the unit It is recommended to contact water treatment specialists 1 5 4 Unit monitoring If the above recommendations are followed new installation or renovation it should be sufficient to check the amount of make up water fill water volume make ...

Page 9: ...s Low voltage 2014 35 UE This appliance is not intended for use by persons including children whose physical sensory or mental abilities are reduced or persons without experience or knowledge unless they have been able to benefit through someone responsible for their safety from supervision or prior instruction concerning the use of the appliance Children must be supervised to ensure they do not p...

Page 10: ...ce 2 4 Gas supply pressures INFORMATION The pressures given below must be read at the gas valve inlet Natural gas H G20 G31 Propane gas for relevant models and countries only 20 mbar Nominal pressure mbar 20 37 Minimum pressure mbar 17 25 Maximum pressure mbar 25 45 ...

Page 11: ...14 09 2020 11 156 VARMAX Installation Use and Maintenance ...

Page 12: ... J K L M N O P ø W Q ø V ø X ø X ø X ø T ø U ø U B23 B23P Y Z øAA K Condensate drain AB AC ø 25 L R R S Only on 4 point models 3 TECHNICAL SPECIFICATIONS 3 1 Dimensions figure 1 Dimensions INFORMATION The visuals below represent boilers with smoke nozzle and hydraulic connections start return that can not be dismantled ...

Page 13: ...6 5 O mm 926 1171 1265 1402 1402 P mm 1062 1315 1413 1577 5 1555 Q mm 1298 1606 1661 1933 1778 R mm 212 212 244 244 244 S mm 163 163 163 183 183 Ø T Smoke outlet mm 150 150 180 200 200 Ø U Purge connecting sleeve G 1 G 1 G 1 G 1 G 1 Ø V Air inlet mm 150 150 180 180 180 Ø W Gas connecting sleeve G20 G31 R 1 1 4 R 1 1 4 R 1 1 2 R 1 1 2 R 2 R 2 R 2 R 2 Ø X Out In connecting sleeve Mail thread R 2 Fla...

Page 14: ...e inlet of the high and low current wiring gutter VARMAX 390 to 450 boilers fit through doors 800 mm wide without the casing on which means that the following parts must be removed the two front housing doors the side insulating jackets the side insulating panels the two lower hinge lugs of the front housing doors with the step the two upper hinge lugs of the front housing doors with the step all ...

Page 15: ...ss depending on model After the product is unpacked the return tapping models 275 to 600 and the gas nozzle all models may be removed After dismantling to the heating body the outlet tapping models 275 to 6050 may also be removed Removable parts U0604510 H P B P HHT PHT 120 140 180 225 HHT mm 1271 1620 PHT mm 1085 1114 B mm 107 107 HHTD mm PHTD mm H mm P mm HHTD PHTD 275 320 390 450 525 600 HHT mm...

Page 16: ...9 5 108 7 42 9 27 1 126 3 42 9 27 1 159 6 61 1 36 7 191 0 61 1 33 4 228 1 55 8 255 6 55 5 Flue gas temperature 80 60 C Qn Qall Qmin C 60 8 56 9 62 1 57 3 61 0 56 6 62 3 57 7 61 7 58 7 58 3 63 4 58 7 57 2 62 5 58 5 57 4 64 8 58 5 57 1 64 4 57 8 66 6 57 5 Flue gas temperature 50 30 C Qn Qall Qmin C 35 7 28 8 37 7 30 2 33 7 30 0 36 9 30 2 36 3 30 8 29 8 36 2 30 8 28 3 36 7 30 5 30 0 41 7 30 5 30 2 48...

Page 17: ...ow rate 50 30 C Qn Qall Qmin g s 50 2 17 3 58 7 17 3 80 0 28 0 96 0 28 0 117 0 47 6 39 0 136 0 47 6 40 0 Flue gas temperature 80 60 C Qn Qall Qmin C 60 3 56 7 62 6 56 7 60 3 57 1 62 2 57 6 63 0 58 8 58 0 65 4 58 8 58 4 Flue gas temperature 50 30 C Qn Qall Qmin C 34 6 30 6 37 1 28 9 37 1 31 0 37 0 29 4 40 0 30 8 29 0 41 4 30 8 30 5 Appliance pressure at nominal Qcal B23 Pa 68 95 102 140 123 165 Ins...

Page 18: ...151 151 239 239 287 287 420 420 Weight without water kg 340 340 393 393 502 502 592 592 800 800 Sound power at Pmax Lw dB A 73 76 77 84 Sound pressure at 1 m at Pmax Lp dB A 57 61 61 68 Temperature of installation room min max C 5 45 Relative humidity of installation room between 5 and 95 Protection level IP20 Maximum altitude of installation m 2000 The sound power level is a laboratory measuremen...

Page 19: ...90 to 600 Models 120 to 320 Remove the protective air intake label Insert the air filter and attach it to the boiler using the 4 screws supplied with the filter All models Insert the rectangular filter matting between the filter s protective grille and the mounting see opposite Ensure that the link between both ends of the matting is under one of the mountings Models 390 and 600 Insert the square ...

Page 20: ...120 450 500 150 140 450 500 150 180 450 500 320 225 450 500 320 275 450 600 500 263 320 450 600 500 263 390 450 700 500 427 450 450 700 500 427 525 450 700 500 427 600 450 700 500 427 The hashed zone above the boiler must remain free of obstacles to allow for inspections and cleaning of the burner WARNING A 2 cm free space must also be left above the side panels to allow for their disassembly and ...

Page 21: ...MMI The control panel MMI Man Machine Interface may be removed from the casing door to remove the left hand casing door view the display when setting or carrying out maintenance work on the boiler Open the casing doors Remove the locking screw accessible on the back of the left hand casing door You can put the control panel back in its place figure 6 Opening casing doors figure 7 Unlocking the con...

Page 22: ...oving refitting the casing doors With the doors open remove the pin on the top of the door to be removed Support the door during this operation because once the pin has been removed the door is no longer attached to the boiler When refitting firstly position the bottom of the door on the lug and then the top making sure to fully insert the pin into its housing U0502515 pin lug WARNING Before remov...

Page 23: ...panel onto the boiler s structure and remove the panel 4 8 Removing refitting the top panel figure 11 Removing the upper panel locking screw rear side panel U0502250 removable part Open the casing doors Loosen the 2 thumbscrews on the top of the boiler 1 or 2 turns will be enough It is not necessary or recommended to unscrew them completely Slightly lift up the panel and remove it from the front T...

Page 24: ...m There are steps on models 180 and above On models 180 to 320 Open the doors Unfold the step On models 390 and 600 Open the doors Remove the blocking element of the step Unfold the step figure 13 Installing the step figure 14 Installing the step on models 180 320 U0502519 figure 15 Installing the step on models 390 and 600 U0608137 blocking element of the step ...

Page 25: ...Y for relevant boilers see paragraph 2 6 page 13 and boilers connected to B23 and B23P 4 10 1 Changing prepurging ignition minimum and maximum speeds Place the boiler in standby mode see 3 3 1 of the NAVISTEM B3000 boiler command table instructions If necessary press the ESC button to return to the main screen Access the Settings menu Adjust the prepurging speed 9504 ignition speed 9512 minimum sp...

Page 26: ...depending on the model see opposite Install the diaphragm provided Screw the 4 nuts back in place Check the CO2 settings see 7 7 page 52 After changing the type of gas Check the sealing of the gas line Stick the label provided in place of the original label G20 Note In order to facilitate the operation the mounting flange located at the entrance to the gas line on the side nearest the network conn...

Page 27: ...the gas line on the side nearest the network connection may require unscrewing 4 11 Exhaust connection Exhaust system works and national and prefectoral regulations must be complied with A smoke temperature sensor guarantees the protection of exhaust ducts for type B and C combustion products VARMAX boilers are approved to be connected to a B23 chimney all models a B23P chimney all models a C13 ai...

Page 28: ...peratures as a result to maintain favourable ventilation the ducts must run upwards from the boiler outlet WARNING If several boilers are connected to one flue check by calculation that the flue is not pressurised when all the boilers are operating at Qn Sizing recommendations based on a POUJOULAT system Condensor type Height of flue gas duct H in linear metres lm operating at 50 30 C ø connection...

Page 29: ...ct s actual configuration a calculation is necessary to check that the pressures at the boiler outlet do not exceed the maximum normative values authorised 200 Pa Values corresponding to the 50 30 C regime are to be used for this calculation WARNING Check that there are top and bottom ventilations in the boiler premises that they comply with applicable regulations and that they are not obstructed ...

Page 30: ...ar metres lm operating at 50 30 C ø connection 150 mm 180 mm 200 mm ø duct 130 mm 150 mm 180 mm 200 mm 250 mm Type of gas G20 G31 G20 G31 G20 G31 G20 MODELS 120 79 60 140 87 39 180 74 23 225 69 20 275 100 73 320 100 64 390 100 450 100 525 39 100 600 22 100 IMPORTANT The above values are provided for information purposes only It is important to check them with a calculation IMPORTANT The weight of ...

Page 31: ...rence 041432 at the boiler outlet IMPORTANT The weight of flue gas ducts must not be supported by the boiler Height of flue gas duct H in linear metres lm operating at 50 30 C duct ø 160 mm rigid flexible Type of gas G20 G31 G20 G31 MODELS 120 100 100 100 86 140 100 100 86 65 180 64 32 30 225 58 40 28 IMPORTANT The above values are provided for information purposes only It is important to check th...

Page 32: ...ational standards and regulations figure 22 cascade mounting Example with smoke outlet on the left The installation must be carried out in such a way that when one boiler is stopped or in mini operation the others do not back up into it The installation of a valve at the outlet of the boiler is not necessary because it is already integrated in the boiler ...

Page 33: ...13 or C33 configuration requires use of the Terminal kit comprising a terminal a dual flow adaptor and a male adaptor ø150 female adaptor ø160 reference 041421 figure 23 Type C13 connection figure 24 Type C33 connection The table below shows the maximum straight lengths authorised for air and flue gas ducts MODELS 120 140 180 225 L1 air 16 5 lm 13 5 lm L2 flue gases 17 5 lm 14 5 lm The lengths ind...

Page 34: ...ence 041422 041422 041423 041424 041424 The lengths given include the lengths of the flue gas terminal but do not include the air terminal measure taken on the outside of the wall In addition in the duct length calculation the following equivalences must be used For ducts with diameters 150 mm and 160 mm 90 elbow 1 5 m of straight duct 45 elbow 0 8 m of straight duct For ducts with diameters 180 m...

Page 35: ...the risk of rainwater in the boiler To facilitate mounting flue gas ducts for models 120 to 225 coat the joints in liquid soap or a suitable grease provided in the terminal kit figure 25 Type C53 connection VARMAX models 120 to 225 figure 26 Type C53 connection VARMAX models 275 to 600 IMPORTANT The weight of flue gas ducts must not be supported by the boiler U0501496 U0501350 L2 L1 L1 L2 øF øA øF...

Page 36: ...ain exchanger drain valve condenser drain valve It is mandatory to fit the boiler and its installation with the following elements isolating valves on the flow and return tappings an expansion vessel In the case of a cascade of boilers in 3 nozzles we recommend connecting the expansion to the high temperature common return an efficient bleed device a safety valve set to 6 bar A shut off on the boi...

Page 37: ...he connection in 2 taps does not have a performance superior to 3 taps from Optimax Design software In particular if at the same reference outdoor temperature the return temperature of the circuits is lower than the dew point 55 C and the difference in return temperatures between the circuits is close to 10 C Example circuit 1 60 40 C and circuit 2 40 30 C Return temperature 55 C and Return temper...

Page 38: ...scomfort on the circuit connected to the condenser Favoring a volume of primary or secondary balloon corresponding at least to the energy storage of the peak flow 10 minutes avoids unwanted raises and raises in temperature of the condensing boiler on the circuit connected to the condenser Make sure that the circulation rate is not oversized and properly adjusted in order to maintain good stratific...

Page 39: ...eparation of high temperature returns coming from DHW preparation circuits radiators etc from low temperature circuits underfloor heating circuits low temperature radiator circuits etc This circuit separation encourages the condensation of flue gases in the lower part of the condenser throughout the year and therefore considerably increases the boiler s performance To use the 2nd return the clamp ...

Page 40: ...ondensates are acidic and thus aggressive pH between 3 and 5 Use a sufficient slope of 3 to ensure correct flow of the condensates WARNING Neutralise these condensates before removal according to regulations in force figure 29 Connection with 4 tappings Main exchanger flow Condenser return Condenser flow main exchanger return U0501961 A WARNING Check the water supply of the condenser circuit befor...

Page 41: ...n cut off before starting any work WARNING Observe the phase polarity neutral for electrical connections WARNING It is mandatory to connect this boiler correctly to earth and to comply with applicable standards for low voltage electrical installations in the United Kingdom Provide a two pole circuit breaker upstream of the boiler distance between contacts 3 5 mm minimum It is strongly recommended ...

Page 42: ...oiler power supply alarm feedback or circulating pump control The lower tray is dedicated to signal connections sensors communication bus etc Use the cable clamp located at the inputs to the trays to lock the cable mechanically 4 14 3 Connection of the boiler command table to the terminal blocks To connect the boiler command table refer to the relevant instructions of installation and use ATTENTIO...

Page 43: ...nd table 4 14 4 Connection of AVS75 extension module s optional To install AVS75 module s 3 max refer to the instructions provided with the accessory reference 059751 figure 32 AVS75 location U0501963 A AVS75 location behind side door 4 14 7 Electrical wiring diagram Refer to the paragraph 2 3 of the NAVISTEM B3000 manual should you require further information on the characteristics of borniers Ca...

Page 44: ...44 156 00BNO9168 I U0606551 VARMAX Installation Use and Maintenance figure 33 Electrical wiring diagram ...

Page 45: ...ower locking function is therefore no longer active MODELS Parameter 9529 value 120 140 180 225 275 320 390 450 525 600 power locked 4610 5300 3180 3870 3360 3930 3440 3900 2640 3050 power unlocked 6490 7460 4410 5400 4620 5450 4810 5480 3770 4330 5 2 Pre commissioning checks For a cascade installation check the hydraulic balance of the boilers Check that pressure when cold is at least 1 bar If th...

Page 46: ...utilisateur of the LMS boiler command table instructions 3 After starting up the burner check the gas tightness of the gas line connections using a foaming product Check combustion health using a flue gas analyser via a sample taken from the flue outlet see diagram opposite CO2 value range G20 at Qmin 8 3 CO2 8 7 at Qmax 8 8 CO2 9 2 G31 at Qmin 9 8 CO2 10 2 at Qmax 10 4 CO2 10 8 4 Adjust the boile...

Page 47: ...afety device is not triggered If this is triggered the gas pipe is undersized After this operation reengage the circuit breaker The boilers must start automatically if not consult the supplier of the gas pressure regulator 6 3 Full power cuts We draw your attention to the fact that when the burner shuts down at maximum power a noise phenomenon accompanied by vibrations may occur In the event of a ...

Page 48: ...s ensured with connecting cables green yellow and specific attachment screws During any dismantling work make sure you reconnect the cables concerned it is IMPERATIVE to reuse the original attachment screws No of paragraph to consult Maintenance every year every three years 7 2 Verification of the boiler s environment X 7 3 Replacing the air filter matting X 7 4 Verification of ignition and ionisa...

Page 49: ...ir filter matting DANGER To make sure this task is performed in safety switch off the boiler and cut off the upstream power Main exchanger drain valve front of boiler Condenser drain valve rear of boiler U0502206 figure 35 Drain valves 7 1 Boiler draining Close the shut off valves of the flow and return tappings Connect the drain valves main exchanger and condenser to the drain with a suitable hos...

Page 50: ...foreign bodies enter the air duct see opposite Insert the new rectangular filter matting between the filter s protective grille and the mountings see opposite Ensure that the link between both ends of the matting is under one of the mountings For models 390 to 600 insert the square filter cloth on the back gate of the filter 7 4 Verification of ignition and ionisation electrodes Electrode removal ...

Page 51: ...ment of the float ball Also check that the seal is not damaged 7 6 Checking the combustion circuit s gas tightness Check the gas tightness of the 3 service doors using the foaming product The areas to check are shown on the diagram opposite The check must be performed when the boiler is off but with the ventilator operating at its maximum speed obtained by disconnecting the PWM signal connector If...

Page 52: ...sured in these circumstances must be between 9 8 and 10 2 at Qmini 0 on display and between 10 4 and 10 8 at Qmaxi 100 on display If this is not the case it is necessary to alter the setting of the gas valve see next paragraph After this check it is necessary to either take a measurement of the gas throughput or the P valve These measurements check the state of soiling of the combustion circuit bu...

Page 53: ...ower Using the combustion analyser measure the rate of CO2 in the flue gases in the flue outlet see figure 39 Check the CO2 value at Maximum power and if necessary manipulate the valve s gas throughput adjustment screw to obtain CO2 values between 8 8 and 9 2 or between 10 4 and 10 8 G31 Move to Minimum power and check that the CO2 value is between 8 3 and 8 7 G20 or between 9 8 and 10 2 G31 If ne...

Page 54: ... the flue pipe Check the CO2 value at maximum power and if necessary use the gas flow adjustment screw R1 on the valve to obtain the CO2 values in the table below Change to minimum power Qmin and check that the CO2 value is within the range of the table below If necessary act on the setpoint adjustment screw R2 If the minimum power setting is changed return to maximum power Qmax and recheck the CO...

Page 55: ...AX Installation Use and Maintenance Air relay pipe connection points Models 180 and 225 Air relay pipe connection points Models 275 and 320 U0587807 U0587843 A U0606222 blue Air relay pipe connection points Models 390 to 600 ...

Page 56: ...hanging the type of gas Check the gas line for leaks Stick the supplied label in place of the original label Model Gas Gas flow adjustment screw presetting R1 and regulator set screw R2 G20 CO2 Pmax CO2 indicative Pmin 180 G20 Screw R1 fully Unscrew R1 by 2 3 4 turns adjust R2 8 8 9 2 8 3 8 7 225 G20 Screw R1 fully Unscrew R1 by 2 3 4 turns adjust R2 275 G20 Screw R1 fully Unscrew R1 by 3 turns ad...

Page 57: ... for the other 2 service doors Removal of baffles Open the fastenings mark 1 that close the 2 flue gas baffle strappings mark 2 Remove the 2 strappings mark them in some way so that you can refit them in the same order and then remove the flue gas baffles marks 3 Mark these too so that you can refit them in the same position Cleaning baffles and exchangers Brush the flue gas baffles with a stainle...

Page 58: ...trappings mark 3 as shown on the diagram opposite Position the strappings inside the pins of the baffles holding the strappings Tighten the fastenings and ensure the baffles are correctly fitted to the exchanger tubes and check that each of the baffles are correctly fitted on the exchanger tubes at their lower and upper ends Note It is normal that the baffles are not fitted tightly in the area bet...

Page 59: ...l piece and then the gas tube part of the upper door is removable see chapter 4 8 Removing the burner tube Remove the 2 electrode blocks before removing the burner tube see chapter 7 4 Unscrew the attachment screws from the spool piece cover to remove it Put the burner tube s removal mounting tool in position the tool is located under the gas line to the right of the sleeve cover Position the tool...

Page 60: ...be Remove the burner tube WARNING Remove the plastic valve on the spool piece before removing the burner tube Do not forget to put it back when refitting WARNING When removing the burner tube be careful not to rub metal mesh against the spool piece Cleaning the burner tube Suck out the entire surface in metal mesh using a vacuum cleaner U0502459 gas tube figure 55 Positions of the fastening clamps...

Page 61: ... the clamp the word UP must be visible and the inner lug must be positioned on the rear axis of the boiler see figure 47 Position the burner tube s removal mounting tool in the slots in the clamp Compress by pushing downwards and rotate the tool in a clockwise direction to lock the tube see figure 47 Check the seal on the spool piece s cover and replace if necessary Position the cover over the spo...

Page 62: ... product can prevent damage to the environment and health risks a For the disposal of the product and the component parts the services of an accredited waste disposal company should be used b For more information on waste disposal management contact the Local Authority responsible for waste management or the point of sales where the product was purchased ...

Page 63: ...14 09 2020 63 156 VARMAX Installation Use and Maintenance 9 HYDRAULIC DIAGRAMS AND SETTINGS 9 1 Selection flow diagram Page 66 Page 66 Page 81 Page 81 Page 70 Page 70 Page 76 Page 84 Page 89 ...

Page 64: ...64 156 00BNO9168 I U0606551 VARMAX Installation Use and Maintenance Page 93 Page 107 Page 107 Page 93 Page 99 Page Page 113 Page 113 ...

Page 65: ... DHW production 70 VX102 VX112 1 network regulated by a 3 channel valve and DHW production 76 VX110 Secondary networks with existing regulation communicating by LPB bus or 0 10V 81 VX111 1 network regulated by a 3 channel valve 1 direct circuit with 60 C low level 84 VX113 1 network regulated by a three channel valve 1 circulation circuit with constant temperature and throughput 89 VX120 BOILERS I...

Page 66: ...r existing non communicative secondary system Diagrams VX100 VX101 page 1 4 A MAIN AND ALTERNATIVE HYDRAULIC DIAGRAMS figure 57 Diagram VX100 figure 58 Diagram VX101 alternative B9 Q2 B9 NON COMMUNICATING REGULATOR hydraulic pack supply limit outside Switzerland hydraulic pack supply limit outside Switzerland ...

Page 67: ...tings Line No Value Time and date menu Set the time Time minute 1 HH MM Set the date Day month 2 DD MM Set the year Year 3 YYYY Configuration menu Start up the heating circuit 1 Heating circuit 1 5710 On Define the pump outlet Q2 diagram VX100 QX2 relay outlet 5891 Pump HC1 Q2 L N L3 N L3 L N QX2 QX3 QX1 Mains supply 230 VAC 50 Hz External sensor B9 Alarm relay Diagram VX100 Circulation pump on di...

Page 68: ...lay test 7700 Relay output QX1 Heating circuit No 1 pump diagram VX100 Relay test 7700 Relay output QX2 Reset outputs Relay test 7700 No test Check sensor values External sensor B9 External T B9 7730 in C F OPTIMISATION OF SETTINGS Heating circuit 1 menu Set the reduced setting Reduced temperature setting 712 HC1 time programme menu Preselection Preselection 500 Adjust the time programme On Off ph...

Page 69: ...sed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installation It is recommended to use at least parameter 7044 for yearly maintenance Switch the heating mode to automatic AUTO Line No Value Configuration menu Activate the heatin...

Page 70: ...iagrams VX102 VX112 page 1 6 A MAIN AND ALTERNATIVE HYDRAULIC DIAGRAMS figure 59 Diagram VX102 figure 60 Diagram VX112 alternative B9 B1 B12 B14 Q2 Q6 Q20 Y1 Y2 Y5 Y6 Y11 Y12 B9 B1 B12 B14 Q2 Q6 Q20 Y1 Y2 Y5 Y6 Y11 Y12 B3 hydraulic pack supply limit outside Switzerland hydraulic pack supply limit outside Switzerland DHW circulation DHW ...

Page 71: ...L N L3 N L3 L N QX2 QX3 QX1 BX2 Gnd BX3 Gnd B3 Gnd B9 Gnd H1 Gnd H5 Gnd G CL CL G CL CL Mains supply 230 VAC 50 Hz External sensor B9 Alarm relay Diagram VX112 DHW sensor B3 Diagram VX102 Ambient sensor QAA 75 for heating circuit No 1 Diagram VX102 Ambient sensor QAA 75 for heating circuit No 2 Diagram VX102 Ambient sensor QAA 75 for heating circuit No 3 Diagram VX112 only Diagrams VX102 VX112 pag...

Page 72: ... Y12 Circulator for heating circuit No 1 Q2 Circulator for heating circuit No 2 Q6 Circulator for heating circuit No 3 Q20 D SPECIFIC START UP PROCEDURE Fit the accessories and make their electrical connections Start up the boiler alone Make the following settings Line No Value Time and date menu Set the time Time minute 1 HH MM Set the date Day month 2 DD MM Set the year Year 3 YYYY Configuration...

Page 73: ...extension module 2 6021 Heating circuit 2 Function of extension module 3 6022 Heating circuit 3 Heating circuit 1 2 3 menu For each circuit Set the comfort setting Temperature of comfort setting 710 1010 1310 Set the curve slope Slope of the heating curve 720 1020 1320 Switch the heating mode to permanent comfort Diagram VX112 only Circulation circuit 1 menu Set the starting value to use in the ev...

Page 74: ...B12 Temperature sensor BX21 module 2 7832 in C Flow sensor B14 Temperature sensor BX21 module 3 7834 in C Diagram VX112 only Check the condition of contact H1 Condition of contact H1 7841 Closed if the shunt is in place F OPTIMISATION OF SETTINGS Optimisation of the heating circuits Line No Value Heating circuit 1 2 3 menu Set the reduced setting Reduced temperature setting 712 1012 1312 Time prog...

Page 75: ...meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installation It is recommended to use at least parameter 7044 for yearly maintenance G SETTING AMBIENT SENSORS Connect each sensor to a heating circuit Line No Val...

Page 76: ...ram VX110 page 1 5 A HYDRAULIC DIAGRAM B NECESSARY ADJUSTMENT ACCESSORIES Quantity Appliance reference Order No Extension module kit delivered with a QAD 36 network sensor 1 AVS 75 059751 DHW sensor kit 1 QAZ 36 059261 External sensor kit 1 QAC 34 059260 figure 61 VX110 diagram B9 B1 Q2 Y1 Y2 B3 Q3 hydraulic pack supply limit outside Switzerland ...

Page 77: ...1 Y1 Y2 Circulator for heating circuit No 1 Q2 External sensor B9 Alarm relay DHW circulator Q3 DHW sensor B3 D SPECIFIC START UP PROCEDURE Fit the accessories and make their electrical connections Start up the boiler alone Make the following settings WARNING Ensure the switches on the extension modules AVS75 are properly configured Diagram VX110 page 2 5 Gnd UX3 Gnd UX2 If an external management ...

Page 78: ...ng circuit 1 menu Set the comfort setting Comfort setting temperature 710 Set the curve slope Heating curve slope 720 Switch the heating mode to permanent comfort Domestic hot water menu Set the comfort setting Comfort setpoint 1610 Activate DHW mode E ELECTRICAL AND HYDRAULIC VALIDATION Line No Value Input output test menu Check the outputs Alarm relay Relay test 7700 Relay output QX1 DHW pump Q3...

Page 79: ...SETTINGS Optimisation of heating circuit Line No Value Heating circuit 1 menu Set the reduced setting Reduced temperature setting 712 HC1 time programme menu Preselection Preselection 500 Adjust the time programme On Off phases 501 506 Circuit HC1 holiday menu Preselection Preselection 641 Adjust the time programme On Off phases 642 643 Diagram VX110 page 4 5 Switch the heating mode to automatic A...

Page 80: ...egionella function 1640 Periodic anti legionella function 1641 Day week anti legionella function 1642 Anti legionella temperature setting 1645 Duration of anti legionella function 1646 Maintenance optimisation It is possible to generate a maintenance message without harming the boiler This maintenance message may appear when the 3 following meters have elapsed Time since last maintenance or commis...

Page 81: ...regulation communicating by LPB bus or 0 10V Diagram VX111 page 1 3 A HYDRAULIC DIAGRAM B NECESSARY ADJUSTMENT ACCESSORY Quantity Appliance reference Order No Communication kit for LPB bus 1 OCI 345 059752 figure 62 Diagram VX111 COMMUNICATING REGULATOR 0 10 V SIGNAL TO NAVISTEM B3000 or LPB bus to OCI345 ...

Page 82: ... Line No Value Time and date menu Set the time Time minute 1 HH MM Set the date Day month 2 DD MM Set the year Year 3 YYYY For a demand via input 0 10V Configuration menu Configure input H1 Input function H1 5950 Demand from circulation circuit 1 10V Voltage value 1 H1 5953 0 0 Function value H1 5954 0 Voltage value 2 H1 5955 10 0 Function value 2 H1 5956 1000 for 10 V 100 C equivalence Diagram VX...

Page 83: ...ntenance optimisation It is possible to generate a maintenance message without harming the boiler This maintenance message may appear when the 3 following meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installa...

Page 84: ...it with 60 C low level Diagram VX113 page 1 5 A HYDRAULIC DIAGRAM B NECESSARY ADJUSTMENT ACCESSORIES Quantity Appliance reference Order No Extension module kit delivered with a QAD 36 network sensor 1 AVS 75 059751 External sensor kit 1 QAC 34 059260 figure 63 Diagram VX113 B9 B1 Q2 Y1 Y2 Q6 DIRECT CIRCUIT WITH LOW LEVEL FOR FLOW AT 60 C ...

Page 85: ...No 1 Q2 Alarm relay Direct circulation pump Q6 D SPECIFIC START UP PROCEDURE Fit the accessories and make their electrical connections Start up the boiler alone Make the following settings WARNING Ensure the switches on extension module AVS75 are correctly configured Diagram VX113 page 2 5 BX2 Gnd BX3 Gnd B3 Gnd B9 Gnd H1 Gnd H5 Gnd External sensor B9 Gnd UX3 Gnd UX2 If an external management syst...

Page 86: ... Set the comfort setting Comfort setting temperature 710 Set the curve slope Heating curve slope 720 Heating circuit 2 menu Set the comfort setting Comfort setting temperature 1010 Set the curve slope Heating curve slope 1020 Set the minimum starting temperature Minimum starting T value 1040 60 C adjust depending on low level Switch the heating mode to permanent comfort E ELECTRICAL AND HYDRAULIC ...

Page 87: ...S Line No Value Heating circuit 1 2 menu Set the reduced setting Temperature of reduced setting 712 1012 Time programme HC1 HC2 menu Preselection Preselection 500 520 Adjust the time programme On Off phases 501 506 521 526 Holiday circuit HC1 HC2 menu Preselection Preselection 641 651 Adjust the time programme On Off phases 642 643 652 653 Diagram VX113 page 4 5 Switch the heating mode to automati...

Page 88: ...e message may appear when the 3 following meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installation It is recommended to use at least parameter 7044 for yearly maintenance Diagram VX113 page 4 5 ...

Page 89: ... temperature and throughput Diagram VX120 page 1 4 A HYDRAULIC DIAGRAM B NECESSARY ADJUSTMENT ACCESSORIES Quantity Appliance reference Order No Extension module kit delivered with a QAD 36 network sensor 1 AVS 75 059751 External sensor kit 1 QAC 34 059260 figure 64 Diagram VX120 B9 B1 Q2 Y1 Y2 Q15 DIRECT CIRCUIT WITH CONSTANT TEMPERATURE AND THROUGHPUT ...

Page 90: ...ircuit No 1 Q2 External sensor B9 Alarm relay Direct circulation pump Q15 C CUSTOMER ELECTRICAL CONNECTION D SPECIFIC START UP PROCEDURE Fit the accessories and make their electrical connections Start up the boiler alone Make the following settings WARNING Ensure the switches on extension module AVS75 are correctly configured Diagram VX120 page 2 4 Shunt to install Gnd UX3 Gnd UX2 If an external m...

Page 91: ...fort setting Comfort setting temperature 710 Set the curve slope Heating curve slope 720 Circulation circuit 1 menu Set the starting value to use in the event of demand from the circulation circuit Value of starting temperature for circulation circuit demand 1859 Switch the heating mode to permanent comfort E ELECTRICAL AND HYDRAULIC VALIDATION Line No Value Input output test menu Check the output...

Page 92: ... the time programme On Off phases 642 643 Diagram VX120 page 4 4 Switch the heating mode to automatic AUTO Configuration menu Activate the heating circuits frost protection mode Frost protection plant 6120 On Maintenance optimisation It is possible to generate a maintenance message without harming the boiler This maintenance message may appear when the 3 following meters have elapsed Time since la...

Page 93: ...tion with the secondary network Diagram VX200 VX201 page 1 6 A MAIN AND ALTERNATIVE HYDRAULIC DIAGRAMS figure 65 Diagram VX200 B9 Q2 Q1 2 Q1 1 B10 figure 66 Diagram VX201 alternative B9 B10 Q1 1 Q1 2 NON COMMUNICATING REGULATOR hydraulic pack supply limit outside Switzerland hydraulic pack supply limit outside Switzerland ...

Page 94: ...ng valve closing contact on Y2 L N L3 N L3 L N QX2 QX3 QX1 BX2 Gnd BX3 Gnd B3 Gnd B9 Gnd H1 Gnd H5 Gnd Mains supply 230 VAC 50 Hz External sensor B9 Alarm relay Diagram VX200 Circulation pump on direct circuit Q2 LPB bus Insulating valve Q1 1 Flow sensor in cascade B10 Boiler No 2 INFORMATION If the insulating valve is not fitted with an automatic reset reconnect the Q1 2 insulating valve closing ...

Page 95: ...ollowing settings On boiler No 1 master Line No Value Set the time and date Time and date menu Set the time Time minute 1 HH MM Set the date Day month 2 DD MM Set the year Year 3 YYYY Configuration menu Start up the heating circuit 1 Heating circuit 1 5710 On Diagram VX200 only Configure the pump Q2 QX2 relay outlet 5891 Pump HC1 Q2 All diagrams Configure flow sensor in cascade B10 Sensor input BX...

Page 96: ...r slave Line No Value Configure as slave in the cascade LPB network menu Appliance number Appliance address 6600 2 or later for the other slaves Segment number Segment address 6601 0 Set the bus power supply Bus supply function 6604 Automatic Set the clock mode Clock function 6640 Slave without adjustment Connect the bus between the boilers respect the polarity Turn off the slave boiler s and then...

Page 97: ...ne No Value Input output test menu Check the outputs Alarm relay Relay test 7700 Relay output QX1 Insulating valve Q1 2 Relay test 7700 Relay output QX3 Reset outputs Relay test 7700 No test F OPTIMISATION OF SETTINGS On boiler No 1 master Optimisation of heating circuit Line No Value Heating circuit 1 menu Set the reduced setting Reduced temperature setting 712 HC1 time programme menu Preselectio...

Page 98: ...aintenance optimisation It is possible to generate a maintenance message without harming the boiler This maintenance message may appear when the 3 following meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic instal...

Page 99: ...W production or 1 direct circuit with constant temperature and throughput Diagram VX210 VX220 page 1 8 A HYDRAULIC DIAGRAM figure 67 Diagram VX210 B9 B1 B10 Q2 Y1 Y2 B3 Q3 Q1 1 Q1 2 figure 68 Diagram VX220 B9 B10 B1 Q2 Y1 Y2 Q15 Q1 1 Q1 2 DIRECT CIRCUIT WITH CONSTANT TEMPERATURE AND THROUGHPUT hydraulic pack supply limit outside Switzerland ...

Page 100: ... valve is not fitted with an automatic reset reconnect the Q1 1 insulating valve closing contact on Y2 LPB bus Gnd UX3 Gnd UX2 MB DB If an external management system e g PLC or a command pump boiler heating and or DHW circuit is connected refer to 9 4 for the specific configuration B NECESSARY ADJUSTMENT ACCESSORIES Quantity Appliance reference Order No Extension module kit delivered with a QAD 36...

Page 101: ...lating valve closing contact on Y2 Diagrams VX210 VX220 page 3 8 L N L3 N L3 L N QX2 QX3 QX1 Mains supply 230 VAC 50 Hz Insulating valve Q1 2 Alarm relay AVS75 QX21 N QX22 N QX23 BX21 Gnd BX22 Gnd H2 Gnd Module 1 Flow sensor for regulated circuit B1 Mixing valve for heating circuit No 1 Y1 Y2 Circulator for heating circuit No 1 Q2 LPB bus MB DB Boiler No 2 ...

Page 102: ...Q3 Configure pump Q15 diagram VX220 QX2 relay outlet 5891 Pump for circulation circuit 1 Q15 Configure the flow sensor in cascade B10 Sensor input BX2 5931 Common flow sensor B10 Configure input H1 diagram VX220 Input function H1 5977 Demand for circulation circuit 1 Configure the extension module Function of extension module 1 6020 Heating circuit 1 Configure as master in the cascade LPB network ...

Page 103: ...he cascade LPB network menu Appliance number Appliance address 6600 2 or later for the other slaves Segment number Segment address 6601 0 Set the bus power supply Bus supply function 6604 Automatic Set the clock mode Clock function 6640 Slave without adjustment Connect the bus between the boilers respect the polarity Turn off the slave boiler s and then turn on again If communication is successful...

Page 104: ... test 7700 Relay output QX21 module 1 Closing V3V HC Relay test 7700 Relay output QX22 module 1 HC pump Relay test 7700 Relay output QX23 module 1 Reset outputs Relay test 7700 No test Check sensor values External sensor B9 External T B9 7730 in C DHW sensor B3 DHW temperature B3 B38 7750 in C Flow sensor B1 Temperature sensor BX21 module 1 7830 in C On boiler No 2 slave Input output test menu Che...

Page 105: ...stic hot water menu Set the comfort setting Reduced setting 1612 Set the DHW release mode DHW release 1620 Time programme 4 DHW Time programme 4 DHW menu Preselection Preselection 560 Adjust the time programme On Off phases 561 566 DHW storage tank menu Adjust the boost Starting value of boost temperature 5020 Line No Value Diagram VX210 only Domestic hot water menu Configure an anti legionella fu...

Page 106: ...Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installation It is recommended to use at least parameter 7044 for yearly maintenance Optimisation of the cascade The cascade may be optimised as required with the parameters of the Ca...

Page 107: ...0 10V Diagram VX211 page 1 6 A HYDRAULIC DIAGRAM B NECESSARY ADJUSTMENT ACCESSORIES Quantity Appliance reference Order No Communication kit 2 OCI 345 059752 Network sensor kit 1 QAx 36 059261 QAZ 36 059592 QAD 36 figure 69 Diagram VX211 B10 Q1 1 Q1 2 COMMUNICATING REGULATOR 0 10 V SIGNAL TO NAVISTEM B3000 or LPB BUS TO OCI345 hydraulic pack supply limit outside Switzerland ...

Page 108: ...cade B10 INFORMATION If the insulating valve is not fitted with an automatic reset reconnect the Q1 1 insulating valve closing contact on Y2 Boiler No 2 INFORMATION If the insulating valve is not fitted with an automatic reset reconnect the Q1 2 insulating valve closing contact on Y2 Diagram VX211 page 2 6 LPB bus MB DB Gnd UX3 Gnd UX2 If an external management system e g PLC or a command pump boi...

Page 109: ... On boiler No 1 master Line No Value Time and date menu Set the time Time minute 1 HH MM Set the date Day month 2 DD MM Set the year Year 3 YYYY Configuration menu Configure the flow sensor in cascade B10 Sensor input BX2 5931 Common flow sensor B10 For a demand via input 0 10V Configure input H1 Input function H1 5950 Demand from circulation circuit 1 10V Voltage value 1 H1 5953 0 0 Alarm relay I...

Page 110: ... the boiler as slave in the cascade Appliance address 6600 2 or later for the other slaves Segment address 6601 0 Bus supply function 6604 Automatic Clock function 6640 Slave without adjustment Connect the bus between the boilers respect the polarity Turn off the slave boiler s and then turn on again If communication is successful the clock is correctly updated Warning the boiler considers a heat ...

Page 111: ...put output test menu Voltage in H1 Voltage signal H1 7840 To validate with the voltage sent by the boiler room machine For a demand via LPB If the boiler room regulator is configured as the slave clock it must recover the date and time Input output test menu Check the outputs Alarm relay Relay test 7700 Relay output QX1 Insulating valve Q1 1 Relay test 7700 Relay output QX3 Reset outputs Relay tes...

Page 112: ...ters of the Cascade menu Refer to the LMS boiler command table instructions for more details Diagram VX211 page 6 6 Maintenance optimisation It is possible to generate a maintenance message without harming the boiler This maintenance message may appear when the 3 following meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner...

Page 113: ...VX212 page 1 9 A MAIN AND ALTERNATIVE HYDRAULIC DIAGRAMS figure 70 Diagram VX202 figure 71 Diagram VX212 alternative B9 B10 Q1 1 Q1 2 B1 Q2 Y1 Y2 B12 B14 B1 2 Q6 Q20 Q2 2 Y5 Y6 Y11 Y12 Y1 2 Y2 2 B9 B10 Q1 1 Q1 2 B1 Q2 Y1 Y2 B12 B14 B1 2 Q6 Q20 Q2 2 Y5 Y6 Y11 Y12 Y1 2 Y2 2 B3 hydraulic pack supply limit outside Switzerland hydraulic pack supply limit outside Switzerland DHW circulation DHW ...

Page 114: ...R ELECTRICAL CONNECTION Boiler No 1 INFORMATION If the insulating valve is not fitted with an automatic reset reconnect the Q1 1 insulating valve closing contact on Y2 L N L3 N L3 L N QX2 QX3 QX1 BX2 Gnd BX3 Gnd B3 Gnd B9 Gnd H1 Gnd H5 Gnd Mains supply 230 VAC 50 Hz External sensor B9 Diagram VX212 DHW sensor B3 Flow sensor in cascade B10 Alarm relay Insulating valve Q1 1 Diagram VX212 only Diagra...

Page 115: ...or regulated circuit B12 Flow sensor for regulated circuit B14 Mixing valve for heating circuit No 1 Y1 Y2 Mixing valve for heating circuit No 2 Y5 Y6 Mixing valve for heating circuit No 3 Y11 Y12 Circulator for heating circuit No 1 Q2 Circulator for heating circuit No 2 Q6 Circulator for heating circuit No 3 Q20 Diagrams VX202 VX212 page 3 9 Boiler No 2 INFORMATION If the insulating valve is not ...

Page 116: ...g circuit No 4 Q2 2 for heating circuit shown in dots on the hydraulic diagrams D SPECIFIC START UP PROCEDURE Fit the accessories and make their electrical connections Start up the boiler alone Make the following settings WARNING Ensure the switches on the extension modules AVS75 are properly configured L N L3 N L3 L N QX2 QX3 QX1 Mains supply 230 VAC 50 Hz Alarm relay Insulating valve Q1 2 Diagra...

Page 117: ...not connected QX2 relay outlet 5891 Pump valve ECS Q3 Configure pump Q1 Relay output QX3 5892 Boiler pump Q1 Configure flow sensor in cascade B10 Sensor input BX2 5931 Common flow sensor B10 Configure the extension modules Function of extension module 1 6020 Heating circuit 1 Function of extension module 2 6021 Heating circuit 2 Function of extension module 3 6022 Heating circuit 3 Configure as ma...

Page 118: ...he extension module Function of extension module 1 6020 Heating circuit 1 Configure as slave in the cascade LPB network menu Appliance number Appliance address 6600 2 or later for the other slaves Segment number Segment address 6601 0 Set the bus power supply Bus supply function 6604 Automatic Set the clock mode Clock function 6640 Slave without adjustment If there is a 4th heating circuit Set the...

Page 119: ...elay test 7700 No test Check sensor values External sensor B9 External T B9 7730 in C DHW sensor B3 diagram VX212 DHW temperature B3 B8 7750 in C Flow sensor in cascade B10 Sensor T BX2 7821 in C Flow sensor B1 Temperature sensor BX21 module 1 7830 in C Flow sensor B12 Temperature sensor BX21 module 2 7832 in C Flow sensor B14 Temperature sensor BX21 module 3 7834 in C Diagram VX212 only Check the...

Page 120: ...40 Adjust the time programme On Off phases 501 506 521 526 541 546 Holiday circuit HC1 HC2 HC3 menu Preselection Preselection 641 651 661 Adjust the time programme On Off phases 642 643 652 653 662 663 Diagrams VX202 VX212 page 8 9 Switch the heating mode to automatic AUTO Optimisation of DHW DHW storage tank menu Adjust the boost Starting value of boost temperature 5020 16 C Optimisation of the c...

Page 121: ...boiler This maintenance message may appear when the 3 following meters have elapsed Time since last maintenance or commissioning set parameter 7044 to 12 months Operating hours of the burner parameter 7040 Number of start ups parameter 7042 The last 2 parameters depend on the boiler room s hydraulic installation It is recommended to use at least parameter 7044 for yearly maintenance ...

Page 122: ...are the output which gives the image of the burner power Function output Ux 6078 6089 Burner modulation Signal direction Progress of the 0 10V signal in the signal increase direction for speed increase Signal logil output UX 6079 6090 Standard 9 4 2 Controlling a Q1 boiler pump D SPECIFIC START UP PROCEDURE Line No Value Configuration menu Declare the output which gives the image of the burner pow...

Page 123: ...andard Heating circuit 1 2 3 menu Set these 3 parameters to the same value Starting speed 881 1181 1481 between 0 and 100 Pump speed min 882 1182 1482 between 0 and 100 Pump speed max 883 1183 1483 between 0 and 100 E ELECTRICAL AND HYDRAULIC VALIDATION Line No Value Input output test menu Check the outputs Pump with 0 10 V control Output test Ux 7716 7724 in V 9 4 4 Controlling a DHW pump Q3 D SP...

Page 124: ... these 3 parameters to the same value Pump speed min 5101 between 0 and 100 Pump speed max 5102 between 0 and 100 Starting speed charg pump 5108 between 0 and 100 E ELECTRICAL AND HYDRAULIC VALIDATION Line No Value Input output test menu Check the outputs Pump with 0 10 V control Output test Ux 7716 7724 in V ...

Page 125: ...14 09 2020 125 156 VARMAX Installation Use and Maintenance ...

Page 126: ...ion Use and Maintenance 001 029 030 028 022 027 II 002 004 026 007 022 005 006 022 021 008 021 009 010 011 012 x2 031 x2 032 x2 10 LIST OF SPARE PARTS figure 72 Cladding Insulation U0505794 A I Insulation black side out 020 021 022 026 031 032 013 ...

Page 127: ...air intake grille 79190 035 Back grate for outlet connection 79191 036 Top left cross member 79261 037 Upper right cross member 79222 038 Front roof 79195 039 Rear roof 79197 Insulation 020 Glass wool panels 76117 76118 76119 76120 79215 021 Superior panel insulation 76279 76280 76281 76282 79216 022 Side front and back panel insulation 76283 76284 76285 76286 79217 026 Inferior boa insulation 762...

Page 128: ...128 156 00BNO9168 I U0606551 VARMAX Installation Use and Maintenance 106 106 104 105 105 103 103 102 101 104 112 figure 74 Control panel U0505839 U0505841 II 108 110 111 109 107 ...

Page 129: ...th fuse 76129 106 Customer connectors to platform 76128 107 Full display MMI 78852 108 Single display MMI with thumbwheel 78477 109 Plastic part of display MMI LED card switch LED webbing 78704 110 Thumbwheel 76135 111 Switch 76134 112 Power supply connector 76523 High voltage wiring 76136 76137 76138 Low voltage wiring 76139 76140 79240 Base body earth wiring 76143 Cladding structure earth wiring...

Page 130: ...ARMAX Installation Use and Maintenance IIIa figure 75 Body Flow direction in circulation pump Version 4 connections with trap 211 U0505837 A 214 220 213 214 217 215 216 212 210 219 219 209 208 218 207 205 204 203 202 205 201 206 226 ...

Page 131: ...46 212 Support plate for return sensor safety thermostat with attachment bolt 76025 213 Circulation pump with seals 79027 76000 76001 79205 214 Hydraulic reduction with seals 76006 215 Recirculation rod with seals 76002 76003 76004 76005 79206 216 Flue gas baffles with holding spring and strappings 76010 76011 76012 76013 79207 217 Flow sensor attachment kit 76262 76063 76263 79208 218 Stopper for...

Page 132: ...6551 VARMAX Installation Use and Maintenance B A V 301 302 303 304 305 306 307 308 309 310 311 312 VII 314 307 311 402 A B U0505836 IV V figure 76 Burner Mixer position in venturi reference 301 models 390 to 600 models 180 225 ...

Page 133: ...6050 76051 305 Ignition electrode with fastening screws 76046 306 Tube with seal 76030 76031 76032 76033 307 Tube seal 76034 76035 76036 308 Tube assembly bayonet mounting tool mounting tool attachment 76037 76038 76039 309 Ionisation electrode with fastening screws 76047 310 Spool piece cover with seal 76040 76041 76042 311 Spool piece cover seal 76043 76044 76045 312 Ignition transformer with ta...

Page 134: ...I U0606551 VARMAX Installation Use and Maintenance figure 77 Gas line V 405 with Propane 180 225 390 and 450 G20 180 to 320 G31 406 402 403 402 401 404 402 402 403 401 404 VI 402 402 Models 120 and 140 Models 180 to 600 ...

Page 135: ...lve 76363 76364 76365 76366 79262 405n Diaphragm G20 B2 GN 180 225 B4 GN 390 450 76082 76083 405p Diaphragm G31 B1 P 120 140 B2 P 180 225 B3 P 275 320 76442 76443 76444 406 Pre regulated gas valve pressostat 72409 60439 79235 G20 405n G31 405p figure 78 Diaphragm VI Diaphragm orientation engraving B towards the gas valve Gas valve side B Modèle Gaz 120 140 180 225 275 320 390 450 G20 B2 GN B4 GN G...

Page 136: ...BNO9168 I U0606551 VARMAX Installation Use and Maintenance figure 79 Air inlet duck U0505836 VII 501 Models 120 140 Models 180 225 Models 275 320 Models 390 to 600 502 502 502 502 503 503 503 503 504 504 505 505 ...

Page 137: ...AME REF FOR MODELS 120 140 180 225 275 320 390 450 525 600 501 Acoustic air intake 76846 502 Air inlet duct 76845 76066 78328 78329 503 Pressure transfer pipes 78332 78333 78334 78335 504 Air pressostat 78330 78331 79214 505 Pressure grip of venturi pass 78336 78337 ...

Page 138: ...ith sole x4 76153 604 Filter matting for air filter 76543 605 Air filter 76157 76159 76160 606 Cork passage of slings 76344 607 Plinths 76165 76166 76167 79229 608 Rollers 76164 609 Shock absorbing foot 78585 OCI 345 communication kit 76168 AVS 75 extension module kit 72361 QAD 36 network probe kit 71122 QAC 34 outdoor probe kit 62860 ECS QAZ 36 probe kit 62864 QAA 75 room sensor kit 72368 Radio l...

Page 139: ... C Off 27 Programming lock C Off 28 Direct adjustment C Storage with confirmation 29 Units E C bar 42 Assignment device 1 C Heating circuit 1 44 Operation HC2 C Jointly with HC1 46 Operation HC3 P C Jointly with HC1 70 Software version C Time prog heating circuit 1 500 Preselection E Mo Su 501 First period start time E 06 00 502 First period stop time E 22 00 503 Second period start time E 24 00 5...

Page 140: ...ime E 22 00 603 Second period start time E 24 00 604 Second period stop time E 24 00 605 Second period start time E 24 00 606 Second period stop time E 24 00 616 Default values E No Holidays heating circuit 1 641 Preselection E Period 1 642 Begin dd mm E 01 01 643 End dd mm E 01 01 648 Operating level E Frost protection Holidays heating circuit 2 651 Preselection E Period 1 652 Begin dd mm E 01 01...

Page 141: ...Xp S 32 C 836 Mixing valve Tn S 120 s 850 Floor curing function C Off 851 Floor curing setp manually C 25 C 855 Floor curing setp current E 0 C 856 Floor curing day current E 0 861 Excess heat draw S Always 870 With buffer S No 872 With prim contr system pump S No 881 Starting speed S 100 882 Pump speed min S 100 883 Pump speed max S 100 888 Curve readj at 50 speed S 33 889 Filter time const speed...

Page 142: ...etp manually C 25 C 1155 Floor curing setp current E 0 C 1156 Floor curing day current E 0 1161 Excess heat draw S Always 1170 With buffer S No 1172 With prim contr system pump S No 1181 Starting speed S 100 1182 Pump speed min S 100 1183 Pump speed max S 100 1188 Curve readj at 50 speed S 33 1189 Filter time const speed ctrl S 5 min 1190 Flow setp readj speed ctrl S Yes 1198 Operating level chang...

Page 143: ... current E 0 1461 Excess heat draw S Always 1470 With buffer S No 1472 With prim contr system pump S No 1481 Starting speed S 100 1482 Pump speed min S 50 1483 Pump speed max S 100 1488 Curve readj at 50 speed S 33 1489 Filter time const speed ctrl S 5 min 1490 Flow setp readj speed ctrl S Yes 1498 Operating level changeover S Reduced 1500 Optg mode changeover S Protection Domestic hot water 1610 ...

Page 144: ...p S 0 C 2208 Full charging buffer S Off 2210 Setpoint min S 8 C 2212 Setpoint max S 85 C 2214 Setpoint manual control E 70 C 2217 Setpoint frost protection S 8 C 2243 Burner off time min S 5 min 2250 Pump overrun time S 5 min 2253 Pump overr time after DHW S 1 min 2270 Return setpoint min S 8 C 2321 Starting speed S 100 2322 Pump speed min S 100 2323 Pump speed max S 100 2330 Output nominal S Depe...

Page 145: ...none 3544 Leading source S source 1 3560 Return setpoint min S 8 C 3562 Return influence consumers S On DHW storage tank 5020 Flow setpoint boost S 10 C 5021 Transfer boost S 8 C 5022 Type of charging S Full charging 5030 Charging time limitation S min 5040 Discharging protection S Automatically 5050 Charging temp max S 80 C 5055 Recooling temp S 80 C 5056 Recooling heat gen HCs S Off 5057 Recooli...

Page 146: ... on DHW 5738 Midposition DHW div valve S Off 5774 Ctrl boiler pump DHW valve C All requests 5840 Solar controlling element C Charging pump 5841 External solar exchanger C Jointly 5870 Combi storage tank C No 5890 Relay output QX1 C Alarm output K10 5891 Relay output QX2 C DHW ctrl elem Q3 5892 Relay output QX3 C Boiler pump Q1 5931 Sensor input BX2 C None 5932 Sensor input BX3 C None 5950 Function...

Page 147: ...H2 module 2 U1 C 0 V 6058 Function value 1 H2 module 2 F1 C 0 6059 Voltage value 2 H2 module 2 U2 C 0 V 6060 Function value 2 H2 module 2 F2 C 0 6062 Function input H2 module 3 C None 6063 Contact type H2 module 3 C NO 6065 Voltage value 1 H2 module 3 U1 C 0 V 6066 Function value 1 H2 module 3 F1 C 0 6067 Voltage value 2 H2 module 3 U2 C 0 V 6068 Function value 2 H2 module 3 F2 C 0 6078 Function o...

Page 148: ... temp source S 0 Fault 6705 SW diagnostic code E 0 6710 Reset alarm relay C No 6740 Flow temp 1 alarm S 120 min 6741 Flow temp 2 alarm S 120 min 6742 Flow temp 3 alarm S 120 min 6743 Boiler temp alarm S 120 min 6745 DHW charging alarm S 8 h 6800 History 1 S 00 00 6805 SW diagnostic code 1 S 0 6810 History 2 S 00 00 6815 SW diagnostic code 2 S 0 6820 History 3 S 00 00 6825 SW diagnostic code 3 S 0 ...

Page 149: ...er start interval S 9000 7043 Burn starts since maint S 0 7044 Maintenance interval S 24 months 7045 Time since maintenance S 0 month 7050 Fan speed ionization current S 0 7051 Message ionization current S No 7130 Chimney sweep function E Off 7131 Burner output E Max heating load 7140 Manual control E Off 7143 Controller stop function S Off 7145 Controller stop setpoint S 0 7146 Deaeration functio...

Page 150: ...ut EX21 module 1 C 0 V 7951 Input EX21 module 2 C 0 V 7952 Input EX21 module 3 C 0 V State 8000 State heating circuit 1 C 0 8001 State heating circuit 2 C 0 8002 State heating circuit 3 C 0 8003 State DHW C 0 8005 State boiler C 0 8007 State solar C 0 8008 State solid fuel boiler C 0 8009 State burner C 0 8010 State buffer C 0 8011 State swimming pool C 0 Diagnostics cascade 8100 Priority source 1...

Page 151: ...gnostics heat generation 8304 Boiler pump Q1 S Off 8308 Boiler pump speed S 0 8309 Bypass pump speed S 0 8310 Boiler temp C 0 C 8311 Boiler setpoint C 0 C 8312 Boiler switching point C 0 C 8313 Control sensor C 0 C 8314 Boiler return temp C 0 C 8315 Boiler return temp set C 0 C 8316 Flue gas temp C 0 C 8318 Flue gas temp max C 0 C 8321 Primary exchanger temp C 0 C 8323 Fan speed C 0 tr min 8324 Se...

Page 152: ...E 50 C 8702 Outside temp max E 50 C 8703 Outside temp attenuated C 0 C 8704 Outside temp composite C 0 C 8730 Heating circuit pump 1 C Off 8731 Heat circ mix valv 1 open C Off 8732 Heat circ mix valv 1 close C Off 8735 Speed heating circuit pump 1 S 0 8740 Room temp 1 C 20 C 8741 Room setpoint 1 C 20 C 8743 Flow temp 1 C 60 C 8744 Flow temp setpoint 1 C 60 C 8749 Room thermostat 1 C No demand 8760...

Page 153: ...on return temp C 0 C 8962 Common output setpoint C 0 8980 Buffer temp 1 C 0 C 8981 Buffer setpoint C 0 C 8982 Buffer temp 2 C 0 C 8983 Buffer temp 3 C 0 C 9005 Water pressure H1 C 0 bar 9006 Water pressure H2 C 0 bar 9009 Water pressure H3 C 0 bar 9031 Relay output QX1 C Off 9032 Relay output QX2 C Off 9033 Relay output QX3 C Off 9034 Relay output QX4 C Off 9050 Relay output QX21 module 1 C Off 90...

Page 154: ...At 30 nominal power and in 30 C return temperature regime P1 kW η1 PCS Auxiliary electricity consumption Under full load elmax kW Under partial load elmin kW In standby mode PSB kW Other properties Heat loss Pstby kW Nitrogen oxide emissions Nox PCS mg kWh YGNIS 120 140 180 225 275 320 390 117 136 175 219 268 312 381 117 2 136 8 175 7 219 6 269 2 313 3 381 4 87 9 87 9 87 8 87 8 88 1 88 1 88 0 39 2...

Page 155: ...14 09 2020 155 156 VARMAX Installation Use and Maintenance ...

Page 156: ...ish engineering excellence from Hamworthy Heating the commercial heating and hot water specialists Scotland Sales Service McDowall Modular Services 2 Penson Road Queenslie Industrial Estate Glasgow G33 4AG tel 0141 336 8795 fax 0141 336 8954 email MMS McDowallModularServices hamworthy heating com Customer Service Centre hamworthy Heating Limited Wessex House New Fields Business Park Stinsford Road...

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