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Configuration of extension modules

Prog. no.

Level Standard value

Relay output QX22 module 1

See

Parameters see Relay output QX21 module 1 (prog. no.

7301)!

7302

None

Relay output QX23 module 1

See

Parameters see Relay output QX21 module 1 (prog. no.

7301)!

7303

None

Sensor input BX21 module 1

None | Hot water sensor B31 | Collector sensor B6 | HW circulation sensor B39

| Buffer sensor B4 | Buffer sensor B41 | Common flow sensor B10 | Solid fuel

boiler sensor B22 | HW charging sensor B36 | Buffer sensor B42 | Schienen

rücklauffühler B73 | Cascade return sensor B70 | Swimming pool sensor B13 |

Solar flow sensor B63 | Solar return sensor B64

7307

None

Sensor input BX22 module 1

See

Parameters see Relay output QX21 module 1 (prog. no.

7307)!

7308

None

Function input H2 module 1

None | Optg mode change CHs+HW | Optg mode changeover HW | Optg mode

changeover CHs | Optg mode changeover CH1 | Optg mode changeover CH2 |

Optg mode changeover CH3 | Heat source block | Error/alarm message |

Consumer request VK1 | Consumer request VK2 | Release swimpool source

htg | Excess heat discharge | Release swi pool solar | Operating level HW |

Operating level CH1| Operating level CH2| Operating level CH3 | Room

thermostat CH1| Room thermostat CH2| Room thermostat CH3 | Trinkwasser

thermostat | Limit thermostat HC | Start prevention | Consumer request VK1

10V | Consumer request VK2 10V | Leistungsanforderung 10V

7311

None

Contact type H2 module 1

NC | NO

7312

Voltage value 1 H2 module 1

7314

0.5

Funct value 1 H2 module 1

7315

Voltage value 2 H2 module 1

7316

Funct value 2 H2 module 1

7317

1000

Function input H21 module 1

None | Optg mode change CHs+HW | Optg mode changeover HW | Optg mode

changeover CHs | Optg mode changeover CH1 | Optg mode changeover CH2 |

Optg mode changeover CH3 | Heat generation lock | Error/alarm message |

Consumer request VK1 | Consumer request VK2 | Release swimpool source

htg | Übertemperaturableitung | Release swi pool solar | Operating level HW |

Operating level CH1 | Operating level CH2 | Operating level CH3 | Room

thermostat CH1 | Room thermostat CH2 | Room thermostat CH3 | Circulating

pump thermostat | Pulse count | Boiler return thermostat| Flow measurement Hz

| Consumer request VK1 10V | Consumer request VK2 10V | Room temp 10V

7321

Optg mode change

CHs+HW

Contact type H21 module 1

NC | NO

7322

Input value 1 H21 module 1

7324

Funct value 1 H21 module 1

7325

Input value 2 H21 module 1

7326

Funct value 2 H21 module 1

7327

100

Funct input EX21 module 1

None | Counter 1st burner stage | Heat generation lock | Error/alarm message |

Excess heatdischarge

7342

None

9 Settings

7636047 - 02 - 24082015

Содержание eurocondense four 125 kw

Страница 1: ...United Kingdom en Installation operation and maintenance manual Condensing gas boiler Eurocondense four 125 kW 170 kW 215 kW 260 kW 300 kW ...

Страница 2: ...using the product and keep it in a safe place for later reference In order to ensure continued safe and efficient operation we recommend that the product is serviced regularly Our service and customer service organisation can assist with this We hope you enjoy years of problem free operation with the product ...

Страница 3: ...1 Main components 20 4 1 1 Boiler 20 4 1 2 Room device RGT 21 4 2 Control panel description 21 4 2 1 Operating elements 21 4 2 2 Displays 22 4 3 Accessories and options 22 4 3 1 Accessories 22 4 3 2 Installation of extension modules 22 5 Before installation 23 5 1 Regulations governing installation 23 5 2 Installation requirements 23 5 2 1 Corrosion protection 23 5 2 2 Supply air openings 23 5 2 3...

Страница 4: ...cedure 52 7 3 1 Commissioning menu 52 7 4 Gas settings 52 7 4 1 Factory settings 52 7 4 2 CO2 content 52 7 4 3 Changing over from natural gas to LPG and vice versa 52 7 4 4 Manual adjustment of burner output controller stop function 53 7 4 5 Adjusting CO2 content 54 7 5 Final instructions 55 7 5 1 Instruction of the customer 55 7 5 2 Documents 55 8 Operation 56 8 1 Use of the control panel 56 8 1 ...

Страница 5: ...le 131 10 2 3 Operating phases of the Control Centre LMS 131 10 3 Standard inspection and maintenance operations 132 10 3 1 Checking water hardness 132 10 3 2 Removing the burner 132 10 3 3 Checking combustion room insulation 133 10 3 4 Changing the combustion room insulation 133 10 3 5 Cleaning the burner pipe 134 10 3 6 Cleaning the heat exchanger 134 10 3 7 Cleaning the fan 135 10 3 8 Changing ...

Страница 6: ... carried out by a qualified installer Danger of electric shock Danger to life due to improper work All electrical work in connection with the installation may only be carried out by a trained electrician Danger Risk of poisoning Never use water from the heating system as drinking water It is contaminated by deposits Caution Danger of freezing If there is a danger of freezing do not shut down the h...

Страница 7: ... pliance approval will become void if these instructions are not observed Caution Replacement of damaged parts may only be per formed by an installer Caution Connections sealed with thread sealant must never be opened or modified by a non specialist The seals serve as proof that essential connections for safe trouble free operation have not been tampered with The guarantee becomes void if the seal...

Страница 8: ...d Country of destination GB Category II2H3 1 3 Specific safety instructions 1 3 1 Liquid gas below ground level The EC four complies with DIN EN 126 and DIN EN 298 and therefore does not need an additional disconnector valve for operation with liquid gas below ground level 1 4 Liabilities 1 4 1 Manufacturer s liability Our products are manufactured in compliance with the re quirements of the vario...

Страница 9: ...cessary warn the user of the obliga tion to check the appliance and keep it in good working or der Give all the instruction manuals to the user 1 4 3 User s liability To guarantee optimum running of the installation you must abide by the following instructions Read and follow the instructions given in the manuals pro vided with the appliance Call on a qualified professional to carry out installati...

Страница 10: ...d use Technical data circuit diagram Regulations standards CE Notes for installation location Application example Standard application Commissioning operation and programming Maintenance Installer User manual Commissioning Operation User settings programming Fault table Cleaning maintenance Energy saving tips Customer Asset ledger Commissioning report Check list for commissioning Maintenance Insta...

Страница 11: ...of electric shock Risk of electric shock Warning Risk of dangerous situations resulting in minor personal injury Caution Risk of material damage Note Please note important information See Reference to other manuals or pages in this manual 2 About this manual 7636047 02 24082015 11 ...

Страница 12: ...emption Regulation ATV Code of practice M251 of the waste water technology association Regulations of the public authorities for the run off of condensate 3 1 2 Manufacturer s Declaration Meeting the protection requirements according to guideline 2004 108 EC for electromagnetic compatibility EMC is only guaranteed when the boiler is operated according to purpose The ambient conditions according EN...

Страница 13: ...04 0 004 0 004 0 004 0 004 Other items Standby heat loss Pstby kW 0 180 0 224 0 258 0 281 0 288 Ignition burner power consumption Pign kW 0 0 0 0 0 0 0 0 0 0 Annual energy consumption QHE GJ Sound power level indoors LWA dB 66 67 67 67 68 Emissions of nitrogen oxides NOX mg kW h 38 38 39 39 39 1 Low temperature mode means for condensing boilers 30 C for low temperature boilers 37 C and for other h...

Страница 14: ...2 9 117 6 NOx standard emission factor 75 60 C mg kWh 35 CO standard emission factor 50 30 C mg kWh 15 Supply pressure for natural gas min 18 mbar max 25 mbar CO2 content natural gas 9 3 9 1 9 5 allowed Supply pressure LPG min 42 5 mbar max 57 5 mbar CO2 content LPG 11 0 10 8 11 2 allowed pH value condensed water before neutralisation 4 5 Volume condensed water 40 30 C l h 3 0 16 6 4 3 22 6 5 4 29...

Страница 15: ... Height above everything mm 1455 Width mm 692 Depth mm 1008 1171 1264 1357 3 2 3 Tables of sensor values Tab 3 Resistance values for outside temperature sensor ATF Temperature C Resistance Ω 20 8194 15 6256 10 4825 5 3758 0 2954 5 2342 10 1872 15 1508 20 1224 25 1000 30 823 Tab 4 Resistance values for all other sensors Temperature C Resistance Ω 0 32555 5 25339 10 19873 15 15699 20 12488 25 10000 ...

Страница 16: ...essure drop secondary circuit 0 50 100 150 200 250 300 350 WW mbar 0 5 10 15 20 25 30 35 40 WMS m3 h RA 0000209 2 1 3 4 5 WW Pressure drop secondary circuit WM S Water mass flow 1 EC four 125 kW 2 EC four 170 kW 3 EC four 215 kW 4 EC four 260 kW 5 EC four 300 kW 3 Technical specifications 16 7636047 02 24082015 ...

Страница 17: ...0 302 280 F G 96 122 H L I M K 204 1 2 3 4 5 RA 0000208 A Tab 5 Dimensions Model EC four 125 kW EC four 170 kW EC four 215 kW EC four 260 kW EC four 300 kW 1 Air supply duct mm Ø 110 Ø 110 Ø 125 Ø 125 Ø 125 2 Heating flow HV Flange DN 65 3 Technical specifications 7636047 02 24082015 17 ...

Страница 18: ...00 Dimension B mm 1008 1008 1171 1264 1357 Dimension C mm 301 301 351 351 351 Dimension D mm 401 401 514 607 700 Dimension E mm 134 134 163 163 163 Dimension F mm 14 14 14 14 14 Dimension G mm 687 687 851 944 1037 Dimension H mm 530 530 530 630 630 Dimension I mm 30 30 90 90 90 Dimension K mm 139 139 50 50 50 Dimension L mm 450 450 202 202 202 Dimension M mm 150 150 167 167 167 3 Technical specifi...

Страница 19: ...3 2 6 Wiring diagram Fig 3 Wiring diagram 3 Technical specifications 7636047 02 24082015 19 ...

Страница 20: ...hon 1 Flue gas connection 2 Boiler flow KV 3 Safety group connection 4 Boiler return KR 5 Air supply duct 6 Gas connection 7 Boiler control LMS 8 Ignition transformer below the control unit 9 Ionization electrode 10 Flame inspection window below the control unit 11 Fan 12 Ignition electrode block 13 Venturi 14 Heat exchanger 15 Gas valve 16 Flue gas silencer 17 Pressure sensor 18 Filling and drain...

Страница 21: ...the presence key irrespective of the set time programmes The value switch ed over to stays active until the next modification by the time programme 4 2 Control panel description 4 2 1 Operating elements 1 ON OFF switch 2 Reset button burner control 3 Blanking plate 4 Reset safety temperature limiter STB 5 Operating mode key domestic water mode 6 Operating mode key heating mode 7 Screen 8 OK key ac...

Страница 22: ...omatic summer winter changeover or automatic heating limit active 4 3 Accessories and options 4 3 1 Accessories A list of the accessories selection available for the EC four can be found below 4 3 2 Installation of extension modules More application options are available by installing up to 3 extension mod ules of the series EWM B accessories mixer heating circuit solar con nection See More inform...

Страница 23: ...f the heating system due to CO2 formation in connection with lime sediment and must be checked once a year during maintenance For heating systems and piping with is not impervi ous to oxygen system separation between the boiler and other system components at risk of corrosion must be used 5 2 2 Supply air openings Caution Keep the inflow area clear Never block or close off ventilation apertures Th...

Страница 24: ...on Softening and desalination must also only be carried out with sys tems approved by Potterton and with observation of the specified limits Failure to observe this rule voids the warranty Caution Check the pH value Certain conditions may result in automatic alkalisation raising the pH value of the system water The pH value should therefore be checked annually The pH value must be between 8 2 and ...

Страница 25: ...C four 300 EC four 215 EC four 260 32 28 26 24 22 18 16 14 12 mmol l 1 5 2 5 Vmax m3 Water volume RA 0000371 40 E 20 0 10 30 8 6 4 2 38 36 34 Water hardness Description The boiler type the water hardness and the water volume of the heating system must be known If the volume is above the curve a partial softening of the tap water or addition of hardness stabiliser is re quired Example EC four 125 w...

Страница 26: ...with an automatic blending device that the min hard ness is not less than 6 dH See The specifications of the manufacturer must be followed Further makes are currently undergoing testing Please ask Potterton for more information Caution If non approved products are used the guarantee becomes void Antifreeze agent Note The use of antifreeze agents with Potterton gas condensing boil ers with aluminiu...

Страница 27: ...en using heating water buffer storage tanks determine which requirements apply re garding total hardness of the fill and top up water to VDI directive 2035 and the following table If partial softening to 6 dH is insufficient according to the project spe cific water hardness diagram use either an additive or use only fully desalinated water with pH stabiliser If a boiler is replaced in an existing ...

Страница 28: ...eat generator Therefore installation in rooms with high humidity see also Operation in wet rooms or heavy dust accumulation is only allowed with room air independent operating modes If the EC four is operated in rooms in which solvents cleaning agents containing chlorine paints glues or similar substances are worked with or in which such substances are stored only room air independent operation is...

Страница 29: ...f the EC four to do this For the transport of the boiler to installation location manually push 2 suffi ciently large steel pipes Ø 1 not included through the carrying fixture so that the boiler can be lifted and transported Danger Risk of injury The boiler must be safely secured from any sliding on the steel pipes Safety gloves must always be worn during manual trans port At least 4 people are re...

Страница 30: ...onnecting diagrams 5 5 1 Application examples Fig 12 EC four one heating circuit and hot water preparation AguaSave and AguaClean optional hydraulic diagram four 5 Before installation 30 7636047 02 24082015 ...

Страница 31: ...Fig 13 EC four one heating circuit and hot water preparation AguaSave and AguaClean optional hydraulic diagram four four 5 Before installation 7636047 02 24082015 31 ...

Страница 32: ...Fig 14 EC four one mixed heating circuit and hot water preparation AguaSave and AguaClean optional hydraulic diagram four 5 Before installation 32 7636047 02 24082015 ...

Страница 33: ...Fig 15 EC four one mixed heating circuit and hot water preparation AguaSave and AguaClean optional hydraulic diagram four 5 Before installation 7636047 02 24082015 33 ...

Страница 34: ...Fig 16 EC four 3 mixed heating circuits and hot water preparation AguaSave and AguaClean optional hydraulic diagram four 5 Before installation 34 7636047 02 24082015 ...

Страница 35: ...Fig 17 EC four 3 mixed heating circuits and hot water preparation AguaSave and AguaClean optional hydraulic diagram Eurocondense four 5 Before installation 7636047 02 24082015 35 ...

Страница 36: ...18 Boiler cascade with 2 EC four 3 mixing heating circuits hydraulic Bypass and hot water preparation AguaSave and AguaClean optional hydraulic diagram four four 5 Before installation 36 7636047 02 24082015 ...

Страница 37: ...Fig 19 Boiler cascade with 2 EC four 3 mixing heating circuits hydraulic Bypass and hot water preparation AguaSave and AguaClean optional hydraulic diagram 5 Before installation 7636047 02 24082015 37 ...

Страница 38: ...20 Boiler cascade with 2 EC four 3 mixing heating circuits hydraulic Bypass and hot water preparation AguaSave and AguaClean optional hydraulic diagram four four 5 Before installation 38 7636047 02 24082015 ...

Страница 39: ...5 5 2 Legend Fig 21 Legend for application examples part 1 5 Before installation 7636047 02 24082015 39 ...

Страница 40: ...Fig 22 Legend for application examples part 2 5 Before installation 40 7636047 02 24082015 ...

Страница 41: ...own below 1 Remove the lower rear wall 2 Remove the flue gas connection leading upward and insert an 87 elbow 3 Turn 87 elbow to the desired position side or towards the rear 4 Remove either the rear cover plate or the side cover plate 5 Replace the lower rear wall 6 Glue the upper cover plate in place RA 0000359 3 2 1 4 4 6 6 Installation 7636047 02 24082015 41 ...

Страница 42: ... existing intake pipe and turn in to the side position 4 Replace the lower rear wall 6 1 3 Installing the air supply duct at the rear The installation of the air supply duct on the rear of the boiler is shown be low 1 Remove the lower rear wall 2 Remove the rear cover plate 3 Insert the intake pipe extension onto the existing intake pipe 4 Mount the lower rear wall 2 RA 0000360 1 3 RA 0000361 1 3 ...

Страница 43: ... condensate must be able to flow freely into a funnel A stench trap must be installed between the funnel and drainage system The conden sate hose of the EC four must be inserted through the opening in the rear or side wall If there is no run off facility underneath the condensate dis charge the use of the Potterton neutralisation and lifting system is recom mended Note Danger to life due to flue g...

Страница 44: ...as connection For the operation of the EC four as a gas condensing boiler the flue gas pipe should be designed with the flue gas temperature under 120 C flue gas pipe type B The flue gas piping system SAS approved in conform ance with building regulations is intended for this purpose Compilation of the necessary basic construction kits RLA SAS 160 2 SAS 160 4 SAS 200 RLUA SAS 160 2 SAS 160 4 SAS 2...

Страница 45: ... of the combustion air through vertical roof duct the mouth of the air pipe must be fitted with a rain hood In case of installation C53 and C83 suction of the combustion air through the outer wall the wall connection kit WAS with filter mat and air pres sure monitors must be used Flue gas pipeline lengths for room air dependent operation Tab 7 Permissible exhaust gas pipeline lengths for room air ...

Страница 46: ...ment Contaminated combustion air is one of the main causes of corrosion damage and malfunctions on fuel burning installations If the combustion air has to be drawn via an existing chimney this flue gas tract should be inspected by the district chimney sweep officer responsible and cleaned if necessary Should structural deficiencies e g old broken chimney struc tures oppose its use as a combustion ...

Страница 47: ...ounting with gradient The flue pipe must be routed at a gradient to the EC four so that the con densation from the flue pipe can drain from the flue pipe to the central con densation collector of the EC four The min downward slopes are horizontal flue pipe min 3 min 5 5 cm per metre external wall duct min 1 min 2 0 cm per metre Shortening of the pipes All simple and concentric pipes may be shorten...

Страница 48: ...erted place the support leg in the sup port rail and align flush and without tension The duct cover at the chimney head must be assembled in such a way that no rainfall can get into the space between flue pipe and duct and the air for back ventilation can flow freely Caution When replacing seals use new seals When the flue pipes are dis assembled new seals must be used for the reassembly 6 4 6 Cle...

Страница 49: ... types H05VV F 3 x 1 mm2 or 3 x 1 5 mm2 We recommend the installation of a mains isolator upstream of the EC four This should isolate all poles and provide contact separation of at least 3 mm All connected components must comply with VDE or local regulations Al ways apply strain relief to connecting cables Cable types Danger Danger to life Risk of injury or a risk to life from electric shock The u...

Страница 50: ...wiring plan 6 5 7 Replacing cables All connecting cables except for the mains connection cable have to be replaced by Potterton special cables in case of replacement When replac ing the mains connection cable only cables of the types H05VV F 3 x 1 mm2 or 3 x 1 5 mm2 may be used 6 5 8 Protection against contact After the EC four has been opened the cladding parts to be screwed on should be screwed ...

Страница 51: ...ess 8 Exhaust gas system checked 9 Gas pipeline checked and vented 10 Static pressure measured at the gas valve inlet mbar 11 Free wheeling of pumps checked 12 Filling the heating plant 13 Used water additives 14 Gas flow pressure measured at full load at the gas valve inlet mbar 15 Gas injector pressure measured at full load at the gas valve outlet mbar 16 CO2 content at low load 17 CO content at...

Страница 52: ...facturer 7 4 2 CO2 content The CO2content in the exhaust gas must be checked during commission ing and during regular maintenance of the boiler as well as after recon struction work on the boiler or on the exhaust gas system CO2 content during operation see section Technical data Caution Risk of damage of the burner Too high CO2 values can lead to unhygienic combustion high CO values and damage to...

Страница 53: ...8 0 58 0 Fan output speed slope 9626 F 20 1 19 9 19 9 19 0 Fan output speed Y section 9627 F 488 0 305 7 431 7 306 1 CO2 content 0 2 9 3 11 0 9 3 11 0 Caution Risk for the environment and the device if CO content is too high When a boiler set for natural gas is put into operation with LPG the adjustment screw for full load on the gas valve must be turned clockwise by half a turn before the boiler ...

Страница 54: ...a 3 mm Allen key to set CO2 content at the adjustment screw for full load according to the Technical data Clockwise CO2 content is decreased Counter clockwise CO2 content is increased 4 Replace safety cap on the adjusting screw for full load Setting CO2 content at min output The CO2 content at min output is set at the gas valve as follows 1 EC four In the control stop function refer to the section...

Страница 55: ...orm himself Pressure check on the manometer Check of the receiver under the blowpipe of the safety valve Only an approved heating specialist may carry out the inspection and cleaning work at intervals 7 5 2 Documents The documents belonging to the heating plant must be handed over to the customer with the instruction that they have to be kept in the boiler installation room System log with checkli...

Страница 56: ...ours minutes 5 Press OK 6 Carry out hour setting e g 15 h using the control knob 7 Press OK 8 Carry out minute setting e g 30 minutes with the control knob 9 Press OK 10 Leave the programming level by pressing the operating mode key for heating mode Note The previous menu item is retrieved by pressing the ESC key without applying previously modified values If no settings are car ried out for appro...

Страница 57: ...s sufficient water pressure The value should be between 1 0 and 2 5 bar Less than 0 5 bar Top up water Caution Observe the maximum permissible system pressure Over 2 5 bar Do not put the gas condensing boiler into operation Drain the water Caution Observe the maximum permissible system pressure Check that there is a drip pan below the discharge pipe from the safety valve In the case of overpressur...

Страница 58: ...eath the operating mode symbol Automatic mode Heating mode according to time program Temperature setpoints or according to time program Protection functions plant frost protection overheating protection acti vated Automatic summer winter changeover automatic switching over be tween heating and summer operation from a certain outside temperature onwards Automatic day heating limit automatic changeo...

Страница 59: ...Setting reduced room setpoint How to set the reduced room setpoint is described here 1 Press OK 2 Select the Central heating menu item 3 Press OK 4 Select the Reduced temp setpoint parameter 5 Press OK 6 Set the reduced setpoint at the control knob 7 Press OK 8 Leave the programming level by pressing the operating mode key for heating mode 8 2 8 Emergency mode Manual control If the manual control ...

Страница 60: ...l in the display Note If there is demand for heat from a coiled tubing storage tank this demand will continue to be met while the emissions test function chimney sweep function is running 8 2 10 Restoring factory settings The factory settings are restored as follows 1 Press OK button 2 Select setting level Engineer 3 Select parameter Activate basic settings prog no 31 4 Change setting to Yes and w...

Страница 61: ...isplay of errors Code Code and text 23 E Code and text Contrast of display 25 Eu Operation lock Off On 26 E Off Programming lock Off On 27 E Off Units C bar F PSI 29 Eu C bar Save basic settings 1 No Yes 30 E No Activate basic settings 2 No Yes 31 E No Used as Room unit 1 Room unit 2 Room unit 3 P Operator unit 1 Operator unit 2 Operator unit 3 Service unit 40 C Room unit 1 Assignment device 1 3 T...

Страница 62: ... 06 00 h min 1st Time OFF 502 522 542 Eu 22 00 h min 2nd Time ON 503 523 543 Eu h min 2nd Time OFF 504 524 544 Eu h min 3rd Time ON 505 525 545 Eu h min 3rd Time OFF 506 526 546 Eu h min Copy 515 535 555 Eu Default values No Yes 516 536 556 Eu No 1 Parameters only visible if heating circuit is installed Time program heating circuit 4 DHW Prog no Level Standard value Select Mon Sun Mon Sun Mon Fri ...

Страница 63: ...on Off On 726 1026 1326 E Off Summer winter heating limit 730 1030 1330 Eu 18 C 24 hour heating limit 732 1032 1332 E 0 C Flow temp setpoint min 740 1040 1340 E 8 C Flow temp setpoint max 741 1041 1341 E 80 C Flow temp setpoint room stat 742 1042 1342 E C Swi on ratio room stat 744 1044 1344 E Delay heat request 746 1046 1346 E 0 s Room influence 750 1050 1350 C Room temp limitation 760 1060 1360 ...

Страница 64: ...Optg mode changeover None Off Reduced On Timed 900 1200 1500 E Off 1 Parameters only visible if heating circuit is installed DHW Prog no Level Standard value Hot water temp setpoint 1610 Eu 55 C Reduced temp setpoint 1612 E 45 C Hot water temp setpoint max 1614 E 65 C Release 24h day Time setting central heating Time hot water 1620 Eu Time hot water Charging priority Absolute Shifting None MC shif...

Страница 65: ...max 2070 E 32 C With solar integration No Yes 2080 E Yes Primary control feed pump Prog no Level Standard value Flow temp setpoint min 2110 E 8 C Flow temp setpoint max 2111 E 80 C Syst pump on heat gen lock Off On 2121 E Off Mixing valve boost 2130 E 0 C Actuator running time 2134 E 120 s Boiler Prog no Level Standard value Release below outside temp 2203 E C Full charging buffer Off On 2208 E Of...

Страница 66: ...W 35 kW EC four 260 kW 42 kW EC four 300 kW 48 kW Output at pump speed min 2334 E 10 Output at pump speed max 2335 E 90 Fan output heating max 1 2441 E EC four 125 kW 125 kW EC four 170 kW 170 kW EC four 215 kW 215 kW EC four 260 kW 260 kW EC four 300 kW 300 kW Fan output full charging max 1 2442 E EC four 125 kW 125 kW EC four 170 kW 170 kW EC four 215 kW 215 kW EC four 260 kW 260 kW EC four 300 ...

Страница 67: ...le Cascade Prog no Level Standard value Lead strategy Late on early off Late on late off Early on late off 3510 E Late on late off Release integral source seq 3530 E 50 C min Reset integral source seq 3531 E 20 C min Restart lock 3532 E 300 s Switch on delay 3533 E 10 min Auto source seq ch over 3540 E 100 h Auto source seq exclusion None First Last First and last 3541 E None Leading source Source...

Страница 68: ...se unit yield 3887 E 10 l Solid fuel boiler Prog no Level Standard value Locks other heat sources Off On 4102 E Off Setpoint min 4110 E 65 C Temp diff on 4130 E 8 C Temp diff off 4131 E 4 C Comparative temp Hot water sensor B3 Hot water sensor B31 Buffer sensor B4 Buffer sensor B41 Flow temp setpoint Setpoint min 4133 E Buffer sensor B41 Pump overrun time 4140 E 20 min Domestic water storage tank ...

Страница 69: ...circ temp max 5141 E 2 C Flow setp compensation delay 5142 E 30 s Flow setp compensation Xp 5143 E 60 C Flow setp compensation Tn 5144 E 30 s Flow setp compensation Tv 5145 E 30 s Full charging with B36 No Yes 5146 E Yes Min start temp diff Q33 5148 E 3 C Excess interm circ temp del 5151 E 30 s 1 Parameters depend on the hydraulic system Configuration Prog no Level Standard value Temps mode CH1 Of...

Страница 70: ...rs see Relay output QX1 prog no 5890 5892 C Hot water ctrl elem Q3 Sensor input BX1 None Hot water sensor B31 Collector sensor B6 HW circulation sensor B39 Buffer sensor B4 Buffer sensor B41 Common flow sensor B10 Solid fuel boiler sensor B22 HW charging sensor B36 Buffer sensor B42 Common return sensor B73 Cascade return sensor B70 Swimming pool sensor B13 Solar flow sensor B63 Solar return senso...

Страница 71: ...Heat generation lock Error alarm message Consumer request VK1 Consumer request VK2 Release swimpool source htg Excess heat discharge Release swi pool solar Operating level HW Operating level CH1 Operating level CH2 Operating level CH3 Room thermostat CH1 Room thermostat CH2 Room thermostat CH3 Hot water thermostat Pulse count Checkb sign flue gas damper Start prevention 5977 C None Contact type H5...

Страница 72: ...cal CHs All CHs in segment All CHs in system 6625 E All CHs in system Note OT limit ext source No Yes 6632 E No Clock mode Autonomously Slave without remote setting Slave with remote setting Master 6640 C Slave with remote setting Outside temp source 6650 E Fault Prog no Level Standard value Message 6700 Eu SW diagnostic code 6705 Eu Burn ctrl phase lockout pos 6706 Eu Boiler temp alarm 6743 E min...

Страница 73: ...ick ready Writing on stick Reading from stick EMC test active Writing error Reading error Incompatible data set Wrong stick type Stick format error Check data set Data set disabled Reading disabled 7254 E Configuration of extension modules Prog no Level Standard value Function extension module 1 None Multifunctional Temps mode CH1 Temps mode CH2 Temps mode CH3 Rücklaufregler Solar HW Primary contr...

Страница 74: ...CH2 Room thermostat CH3 Trinkwasser thermostat Limit thermostat HC Start prevention Consumer request VK1 10V Consumer request VK2 10V Leistungsanforderung 10V 7311 C None Contact type H2 module 1 NC NO 7312 E NO Voltage value 1 H2 module 1 7314 E 0 5 Funct value 1 H2 module 1 7315 E 0 Voltage value 2 H2 module 1 7316 E 10 Funct value 2 H2 module 1 7317 E 1000 Function input H21 module 1 None Optg ...

Страница 75: ...umer circuit pump VK2 Q18 Sys tem pump Q14 Heat gen shut off valve Y4 Solid fuel boiler pump Q10 Time program 5 K13 Buffer return valve Y15 Solar pump ext exchanger K9 Solar actuator buffer K8 Solar actuator swimming pool K18 Swimming pool pump Q19 Flue gas relay K17 Storage tank transfer pump Q11 DHW mixing pump Q35 DHW intermediate circuit pump Q33 Heat request K27 Heat circuit pump HC1 Q2 Heat ...

Страница 76: ... V PWM 7425 C PWM Funct output UX22 module 2 See Parameters see Funct output UX21 module 1 prog no 7348 7430 C None Signal output UX22 module 2 10 V PWM 7432 C PWM Function extension module 3 None Multifunctional Heat circuit 1 Heat circuit 2 Heat circuit 3 Solar DHW Primary control system pump 7450 C Relay output QX21 module 3 See Parameters see Relay output QX1 prog no 5890 except Flue gas dampe...

Страница 77: ...one Funct output UX21 module 3 See Parameters see Funct output UX21 module 1 prog no 7348 7498 C None Signal output UX21 module 3 10 V PWM 7500 C PWM Funct output UX22 module 3 See Parameters see Funct output UX21 module 1 prog no 7348 7505 C None Signal output UX22 module 3 10 V PWM 7507 C PWM Input output test Prog no Level Standard value Relay test No test Everything off Relay output QX1 Relay ...

Страница 78: ...1 C Frequency H4 7862 C Contact state H5 Open Closed 7865 C Contact state H6 Open Closed 7872 C Input EX21 module 1 7950 C Input EX21 module 2 7951 C Input EX21 module 3 7952 C Status Prog no Level Standard value State central heating CH1 8000 C State central heating CH2 8001 C State central heating CH3 8002 C State hot water 8003 C State boiler 8005 C State solar 8007 C State solid fuel boiler 80...

Страница 79: ...8311 C Boiler switching point 8312 C Boiler return temp 8314 C Fan speed 8323 C Set point fan 8324 C Current fan control 8325 C Burner modulation 8326 C Ionization current 8329 C Hours run 1st stage 8330 Eu Start counter 1st stage 8331 C Hours run heating mode 8338 Eu Hours run HW 8339 Eu Overall gas energy heating 8378 Eu Overall gas energy DHW 8379 Eu Overall gas energy 8380 Eu Gas energy heatin...

Страница 80: ...oom temp 2 8770 C Room setpoint 2 Flow temp 2 8773 C Flow temp setpoint 2 Room thermostat 2 No demand Demand 8779 C Flow temp setp VK1 8875 C Common flow temp 8950 E Common flow temp setpoint 8951 E Relay output QX1 Off On 9031 C Relay output QX2 Off On 9032 C Relay output QX3 Off On 9033 C Relay output QX21 module 2 Off On 9053 C Relay output QX22 module 2 Off On 9054 C Relay output QX23 module 2...

Страница 81: ...260 kW 97 7 kW EC four 300 kW 103 9 kW Required output LF1 9524 E EC four 125 kW 20 kW EC four 170 kW 28 kW EC four 215 kW 35 kW EC four 260 kW 42 kW EC four 300 kW 48 kW Required output HF1 9529 E EC four 125 kW 125 kW EC four 170 kW 170 kW EC four 215 kW 215 kW EC four 260 kW 260 kW EC four 300 kW 300 kW Postpurge time 9540 E 20 s Fan output speed slope 9626 E EC four 125 kW 37 1 EC four 170 kW ...

Страница 82: ...rrent Room temperature Room temperature minimum Room temperature maximum Cascade supply temperature Boiler temperature Outside temperature Outside temperature minimum Outside temp maximum DHW temp 1 DHW drawing temperature Collector temperature 1 24 hour yield solar energy Total yield solar energy Solid fuel boiler temperature Buffer temperature 1 Swimming pool temperature State central heating CH...

Страница 83: ...ation button Contrast of display 25 You can select the contrast of the display here Operation lock 26 If this function is activated the following operating elements are locked Operating mode buttons for heating and drinking water mode Rotary selector room temperature comfort setpoint Presence button only room unit Programming lock 27 If this lock is activated parameters can be displayed but not ch...

Страница 84: ...troller determine the heating circuits to which room controller 1 is assigned under prog no 42 Operation CH2 Operation CH3 P 44 46 When Room unit 1 or Operator unit 1 prog no 40 is selected it must be defined under prog no 44 or 46 whether the heating circuits HK2 and HK3 P are to be operated together with heating circuit 1 or independently of heating circuit 1 Room temp device 1 47 The assignment...

Страница 85: ...ys always determine the heating pro gram Note If a time in a group of days is changed all 3 start stop phases will be copied to the day group automatically To call up groups of days Mon Sun Mon Fri or Sat Sun turn the control knob anti clockwise to call up individual days Mon Tue Wed Thu Fri Sat Sun turn the control knob clockwise Heating phases 501 606 Up to 3 heating phases can be set per heatin...

Страница 86: ...ithout room sensor or with the room influence switched off prog no 750 1050 1350 this value is used for calculation of the flow temperature to theoretically reach the set room temperature Frost protection setpoint 714 1014 1314 Setting of the required room temperature during frost protection mode Without room sensor or with the room influence switched off prog no 750 1050 1350 this value is used f...

Страница 87: ...ne at 60 C The intersection of both lines provides the value for the heating curve slope Heating curve displacement 721 1021 1321 Heating curve correction by parallel offset if the room temperature is gen erally too high or too low Heating curve adaption 726 1026 1326 Automatic adaptation of the heating curve to the actual conditions as a re sult of which no correction of the heating curve slope i...

Страница 88: ...tpoint reaches the respective limit this remains con stant even if heat demand rises or falls If a pump heating circuit is operated parallel with other requirements it can cause higher resulting temperatures in the pump heating circuit Flow temp setpoint room stat 742 1042 1342 For room thermostat mode the flow setpoint set here applies With the setting C the value calculated via the heating curve...

Страница 89: ...setpoint TRx Room temperature actual value TRS A Room temperature setpoint raised The boost heating becomes active when the room temperature setpoint is switched over from protection or reduced mode to comfort mode During the boost heating the room temperature setpoint is increased by the value set here This causes the actual room temperature to rise to the new tem perature setpoint quickly The bo...

Страница 90: ...0 9 2 1 4 3 6 4 8 6 21 5 15 C 0 0 7 1 8 3 6 5 5 7 3 18 2 20 C 0 0 6 1 6 3 2 4 7 6 3 15 8 Optimum start control max 790 1090 1390 and Optimum stop control max 791 1091 1391 Xon Start time set forward Xoff Stop time set forward ZSP Time switching program TRw Room temperature setpoint TRx Room temperature actual value The optimisation of the on off switching times is a function of time and pos sible ...

Страница 91: ... circuit to the generator is boosted to above the set value here This boost is intended to correct temperature fluctuations to be able to be compensated with the mixer controller Actuator running time 834 941 1134 Setting the actuator running time of the mixing valve used For mixing circuits a kick start of the mixer drive is carried out after a pump kick start pump is OFF In this case the mixer i...

Страница 92: ...ller by the system pump Pump speed reduction 880 1180 1480 Speed reduction of the heating circuit pump can be done acc to operating level or acc to pump characteristic curve Operating level With this option the speed of the heating circuit pump is calculated acc to the operating level The pump is controlled in operat ing level comfort incl optimization or during active floor curing function with p...

Страница 93: ...ed nominal DHW temperature value depending on the time switching pro grams Every time the switching on time is moved forward It is moved forward by 1 hour Time hot water The DHW temperature is changed over between the DHW temperature setpoint and the reduced DHW temperature setpoint independently of time switching programs of the heating circuit For this time switching program 4 is used Charging p...

Страница 94: ...1 K the legionella function setpoint is consid ered as met and the timer starts running If the storage tank tem perature drops by more than the switching difference 2K below the required legionella function setpoint the duration has to be met again If no duration has been set the legionella function is met immediately when the legionella function setpoint is reached Legionella funct circ pump 1647...

Страница 95: ... the setpoint set here Setpoint source heating 2056 When using the generator heating the swimming pool is heated to the set point set here Charging priority solar 2065 Setting of which priority the swimming pool will be solar heated The priori ty for the DHW and charging buffer is set under Prog no 3822 Priority 1 The swimming pool is heated before the buffer is charged Priority 2 The swimming poo...

Страница 96: ...e boiler takes part in the full charging or not Off The boiler does not take part in the full charging of the buffer stor age tank On The boiler takes part in the full charging of the buffer storage tank Setpoint min 2210 andSetpoint max 2212 As a protection function the boiler temperature setpoint can be limited be low by the minimum setpoint prog no 2210 and above by the maximum setpoint prog no...

Страница 97: ...ng mode The calculated pump speed for heating circuit 2 and 3 is only evaluated if these heating circuits are also dependent on the setting of the divert ing valve parameter boiler pump DHW diverting valve control Boiler setpoint The boiler pump modulates its speed so that the current setpoint DHW or buffer storage tank is achieved on boiler flow The speed of the boiler pump should be increased wi...

Страница 98: ...e or a DHW request exists The switch off is delayed following PWM actuation or discontinuation of the DHW request The duration of the switch off delay can be set with the fan switch off delay function prog no 2446 During a DHW request the voltage supply for the fan still remains released even if the PWM actuation is not active Fan shutdown delay 2446 If no heating requirement exists the voltage su...

Страница 99: ...d for protection against dry running If the water pressure increases again and the switch closes again this is auto matically cancelled again with a start prevention and the pump actuation is released again Gas energy metering 2550 This parameter is used to switch gas energy metering on or off The coun ter values are not deleted during this process Gas energy metering correction 2551 The gradient ...

Страница 100: ... master are decisive for calculating the hours run Auto source seq exclusion 3541 None The boiler sequence changes after expiry of the time set in prog no 3540 First The first boiler in the addressing works as the lead boiler for all the other boilers the boiler sequence is changed after expiry of the time set in prog no 3540 Last The last boiler in the addressing always remains the last boiler fo...

Страница 101: ...l 3818 Temperatures that the collector must have at the least in order to begin charging a swimming pool Charging prio storage tank 3822 If several heat exchangers indirect coils are tied into the system the heat ing sequence for the connected cylinders can be determined by setting the heating process None Every storage tank is charged alternately with a temperature in crease of 5 C until the setp...

Страница 102: ...pump Collector start function 3830 If the temperature at the collector with the pump turned off is not meas ured correctly e g with vacuum tubes then a periodic switching on of the pump is possible Caution The temperatures at certain collectors cannot be measured cor rectly if the pump is switched off For this reason the pump must be activated from time to time Min run time collector pump 3831 The...

Страница 103: ...perature difference is necessary between the boiler temperature and the comparative temperature for start up of the pump To maintain the comparative temperature the following settings are avail able under prog no 4133 Hot water sensor B3 Hot water sensor B31 The comparative tempera ture is supplied by the DHW sensor B3 B31 Buffer sensor B4 Buffer sensor B41 The comparative temperature is supplied ...

Страница 104: ... be separate ly set for each heating circuit Recooling collector 4757 Recooling when the buffer storage tank temperature is too high by trans mitting energy to the environment via the collector area Off Recooling has been deactivated Summer Recooling is only active in summer Always Recooling is always active With solar integration 4783 Setting of whether the buffer storage tank can be charged by s...

Страница 105: ...ging function the function is ended Always Full charging becomes active if the automatic generator lock blocks the generator during valid heat request based on the buffer tem perature or the heat request is invalid If the buffer storage tank reaches the requested temperature at the sensor parameterized for the full charging function the function is ended Full charging temp min 4811 The buffer stor...

Страница 106: ...iority prog no 1630 and the hydraulic switch has too little or no power It is therefore often practical to restrict the time of DHW charg ing Discharging protection 5040 This function ensures that the DHW circulation pump Q3 only switches on when the temperature in the heat source is high enough Application with sensor The charging pump is only switched on when the heat source temper ature is abov...

Страница 107: ... is achieved with an ex ternal thermostat with setpoint control of the controller Hot water boost 5070 The DHW push can activated manually or automatically It causes a one time DHW charging to the nominal setpoint Off The DHW push can only activated manually On If the DHW temperature drops by more than two switching differen ces prog no 5024 below the reduced setpoint prog no 1612 it will be recha...

Страница 108: ...ttom the temperature increases on the charg ing sensor Flow setp compensation delay 5142 The filter time for the setpoint lead is set here Flow setp compensation Xp 5143 The P band Xp defines the amplification of the controller A smaller Xp val ue leads to higher actuation of the charging pump with equal control differ ence Flow setp compensation Tn 5144 The reset time Tn determines the reaction s...

Страница 109: ...t is used This means if reduced mode is active the DHW preparation is blocked with the thermostat Caution No frost protection for DHW The domestic water frost protection cannot be guaranteed Hot water ctrl elem Q3 5731 No charging request DHW charging disabled via Q3 Charging pump DHW charging via the connection of a charging pump to Q3 Y3 Diverting valve DHW charging via the connection of a diver...

Страница 110: ...Combined storage specific functions are activated with this setting For in stance the buffer storage immersion heater can be used for heating as well as for DHW No No combined storage exists Yes A combined storage exists Relay output QX1 5890 Relay output QX2 5891 und Relay output QX3 5892 None Relay outputs deactivated Circulating pump Q4 The connected pump serves as a DHW circulation pump see pr...

Страница 111: ... DHW charging pump or diverting valve Status output K35 The status output is operated when a command ex ists from the controller to the burner control If there is a disturbance which prevents the burner control from operating the status output is switched off Status information K36 The output is set when the burner is in opera tion Flue gas damper K37 This function activates the flue gas damper co...

Страница 112: ...nal For each consumer the parameter excess temperature discharge can be set to determine whether the forced signal is taken into account and should therefore take part in the heat discharge or not Release swi pool solar This function enables the solar swimming pool heater to be released externally e g via a manual switch or the solar charging priority to be specified as compared to the storage Opt...

Страница 113: ...m circ pump Q33 Charging pump for DHW cylinder with exter nal heat exchanger heating pump CH1 Q2 The pumped heating circuit HC1 is activated heating pump CH2 Q6 The pumped heating circuit HC2 is activated heating pump CH3 Q20 The pumped heating circuit HC3 is activated Collector pump Q5 A circulation pump for the collector circuit is required for connection of a solar collector Solar pump ext exch...

Страница 114: ...eating system removal of a sensor the state must be saved again to the sensor terminals Reset to default parameters 6205 The factory setting of the regulator is written to the regulator Caution The regulator parameters are overwritten The factory settings are stored in the regulator Activation of prog no 6205 The regulator is reset to factory setting Check no heat source 1 6212 Check no heat sourc...

Страница 115: ...eat gen shutoff valve 13 Diverter valve 14 Diverting valve solar connection 16 Primary controller without heat exchanger 17 Primary controller 1 heat exchanger 19 Intermediate circuit without heat exchanger 20 Intermediate circuit 1 heat exchanger 22 Primary pump intermediate circuit without heat ex changer 23 Charging pump intermediate circuit 1 heat exchanger 25 Diverting valve intermediate circ...

Страница 116: ...ver it must be noted that malfunctions which occur briefly and quickly re occur are also filtered out by this Action changeover functions 6620 If the setting Central is activated under prog no 6221 and 6223 respec tively the action for this setting can be set The following settings are pos sible Segment The changeover is done for all controllers in the same seg ment System The changeover is done f...

Страница 117: ...e outside temperature sensor is necessa ry This delivers the signal via the LPB to the controllers without a sensor The first figure in the display is the section number the second is the ap pliance number 9 2 19 Fault Message 6700 A current existing error in the system is displayed here in the form of an error code Display SW diagnostic code 6705 In case of a fault the display fault is on permane...

Страница 118: ...eliminated Chimney sweep function 7130 The chimney sweep function is switched on or off under this prog no Note The function is switched off by the settingOff or automatically if the maximum boiler temperature is reached It can also be directly activated via the chimney sweep button Manual control 7140 Activation of manual control If the manual control function is activated the boiler is controlle...

Страница 119: ...ains until the operation is completed or a fault occurs PStick progress 7253 The read or write progress is displayed as a percentage If no operation is active or a fault occurs 0 is displayed 9 2 21 Configuration of extension modules Function extension module 1 7300 Function extension module 2 7375 und Function extension module 3 7450 When a function is selected the inputs and outputs are occupied...

Страница 120: ... will be signalled by means of this alarm relay The contact is closed with the delay time selected under prog no 6612 If no fault message exists the contact opens without delay Note The alarm relay can be reset without having the fault remedied see prog no 6710 The alarm relay can also be closed tempora rily by a message which for example leads to restart heating pump CH3 Q20 Activating the pump h...

Страница 121: ...or B39 Sensor for DHW circulation return Buffer sensor B4 Lower buffer storage tank sensor Buffer sensor B41 Centre buffer storage tank sensor Common flow sensor B10 Common flow sensor for boiler cascades Solid fuel boiler sensor B22 Sensor for the acquisition of the tempera ture of a solid fuel boiler HW charging sensor B36 DHW sensor for DHW charging systems Buffer sensor B42 Upper buffer storag...

Страница 122: ...witched off for the corresponding heating circuits Consumption requirement VKx 10V The application node external load x receives a voltage signal DC 0 10 V as heat request The linear curve is defined via two fix points voltage value 1 function value 1 and voltage value 2 function value 2 only applies to H1 Contact type H2 module 1 7312 Contact type H21 module 1 7322 Contact type H2 module 2 7387 C...

Страница 123: ...here Solar pump buffer K8 If several exchangers are connected the buffer storage tank must be set at the respective relay output and the type of solar regulating unit must be defined under prog no 5840 Solar pump swimming pool K18 If several exchangers are connected the swimming pool must be set at the respective output and the type of the solar regulating unit must be defined in prog no 5840 Soli...

Страница 124: ...ssible under Drinking water End user Eu Commissioning Engineer menu Status Limitter has tripped Limitter has tripped Manual control active Manual control active Consumption Consumption Hot water preheat on Hot water preheat active Hot water preheat on Recooling active Recooling via collector Recooling via heat gen CHs Recooling via HW CHs Charging lock active Discharging prot active Charg time lim...

Страница 125: ...ault Fault Limitter has tripped Limitter has tripped Manual control active Manual control active Chimney sweep funct active Chim sweep fct full load Chim sweep fct part load Locked Locked manual Locked solid fuel boiler Locked automatic Locked outside temp Locked economy mode Min limitation active Min limitation Min limitation part load Min limitation active In operation Protective start Protectiv...

Страница 126: ...ing temp reached Max charging temp reached Charg HW buffer swi pool Charg HW buffer swi pool Charging HW buffer Charging HW buffer Charging HW swi pool Charging HW swi pool Charging buffer swi pool Charging buffer swi pool Charging HW Charging HW Charging buffer Charging buffer Charging swimming pool Charging swimming pool Radiation insufficient Min charg temp not reached Temp diff insufficient Ra...

Страница 127: ...rs The following messages are possible under Burner End user Eu Commissioning Engineer menu Status Lockout position Lockout position Start prevention Start prevention In operation In operation Startup Safety time Prepurge Startup Postpurge Shutdown Home run Standby Standby Tab 21 State table buffer storage tank The following messages are possible under Buffer storage tank End user Eu Commissioning...

Страница 128: ...swi pool temp Heated max swi pool temp Heated Heated setpoint solar Heated setpoint source Heating mode Heating mode solar off Heating mode source off Cold Cold 9 2 24 Diagnostics cascade heat generation consumers Diagnostics cascade heat generation consumers 8100 9058 Displays of different setpoint and actual values relay switching statuses and counter statuses for diagnosis purposes 9 2 25 Burne...

Страница 129: ... output speed slope 9626 and Fan output speed Y section 9627 The speed of the fan can be adjusted with this This is important for com plex installations or change to LPG Prog 9626 corresponds to the slope of the fan curve Prog 9627 corresponds to the displacement of the fan curve in Y direc tion 9 2 26 Info option Different information values are displayed depending on the operating conditions In ...

Страница 130: ...e carried out according to need Maintenance work includes EC four Cleaning the outside The burner must be checked for soiling and then cleaned and serviced if necessary Clean burner areas and heating surfaces Replace wear parts see Spare parts list section Caution Only use original spare parts Check connection and seal locations of water filled parts Check safety valves for correct function Check ...

Страница 131: ...purging fan deceleration time to starting load speed TBRE Waiting time Internal safety tests TW1 TW2 VDE Ignition phase Ignition and start of safety time for flame formation ionisation current build up TSA1 Safety time constant Flame monitoring with ignition TSA2 Safety time variable Flame monitoring without ignition TI Interval time Flame stabilisation MOD Modulating mode Operating burner THL2 Su...

Страница 132: ...ove the burner 1 Close gas shut off device 2 Remove front panel of the EC four 3 Release ignition cable ionization line and earthing cable 4 Disconnect connection lines from fan and gas valve 5 Remove the screws on the flange on the venturi pipe 6 Loosen the flue gas silencer with seal in the flange from the venturi pipe 7 Release gas connection hose from the gas valve Fig 44 Loosening the flue ga...

Страница 133: ...d caused large gaps If in doubt re place the insulation 1 Check the combustion room insulation to make sure it is in the cor rect position if the insulation is torn tipped forward or has large gaps it must be replaced See Observe the notes in the spare parts manual For more information see Removing the burner page 132 10 3 4 Changing the combustion room insulation For the combustion room insulatio...

Страница 134: ...section Removing the burner The following steps describe how to clean the burner pipe 1 Loosen the screws and remove the burner pipe with the burner pipe seal 2 Clean the burner pipe with compressed air 3 Reinstall the burner pipe with burner pipe seal Note Use a new burner pipe seal when installing the burner pipe 4 Reinstall the burner For more information see Removing the burner page 132 10 3 6...

Страница 135: ...rner 1 Remove nuts with washers and release the the fan with seal from the burner cover 2 Remove screws and release venturi pipe incl gas valve with seal from the fan 3 Clean fan with compressed air 4 Reassemble burner in the opposite sequence Note Use new seals when reassembling the burner 5 Reinstall the burner For more information see Removing the burner page 132 10 3 8 Changing the ignition el...

Страница 136: ...ation locations page 137 10 3 9 Checking the ionization electrode For measurement of the ionization current pull plug from the gas burner control and connect ammeter between plug and electrode Measurement must be carried out at full load and part load Danger of electric shock Danger to life due to electric current Do not touch plug contacts during the ignition process The ionization electrode must...

Страница 137: ...hown in the following diagram 1 Ionization electrode 2 Ignition electrodes 10 3 1 2 Protection against contact Danger of electric shock Danger to life due by missing shock proof protection To ensure shock proof protection all parts of the boiler to be screwed on the casing parts in particular must be screwed on correctly after work has been completed 10 4 Specific maintenance instructions 10 4 1 R...

Страница 138: ...2 sensor fault Check connection inform heating specialist1 54 Flow temperature DHW sensor fault 57 Drinking water circulation temperature sensor fault 60 Room temperature 1 sensor fault 65 Room temperature 2 sensor fault 68 Room temperature 3 sensor fault 70 Storage tank temp 1 top sensor fault 71 Storage tank temp 2 bottom sensor fault 72 Storage tank temp 3 middle sensor fault 73 Collector tempe...

Страница 139: ...mon message 151 Internal fault Check parameters see adjustment table installer and or call up values unlock LMS replace LMS installer 1 3 152 Parameterization fault 160 Fan fault Fan possibly defective speed threshold set wrongly 3 162 Air pressure monitor does not close 171 Alarm contact H1 or H4 activated 172 Alarm contact H2 EM1 EM2 or EM3 or H5 activated 178 Temperature monitor heating circuit...

Страница 140: ...ating circuit 3 monitoring 372 Temperature monitor HK3 373 Expansion module 3 fault collective fault 378 Repetition counter internal fault expired 382 Repetition counter fan fault expired 384 External light 385 Mains undervoltage 386 Fan speed has left valid range 387 Air pressure switch fault 426 Feedback flue damper 427 Configuration flue damper 432 Functional earth X17 not connected 1 Switch of...

Страница 141: ...display the digit in the display on the operating panel indicates the cause of the disturbance see fault code table Burner does not start No voltage at the control and regulating centre No burner ON signal from the heating circuit control see Fault code ta ble Gas tap closed No ignition Burner goes into fault mode Without flame formation No ignition Ionization electrode has ground connection Ioniz...

Страница 142: ...lable See Please follow the legal requirements applicable to disposal in your country 12 2 Appliance disposal The appliance can be returned to Potterton for disposal via a specialist company The manufacturer undertakes to recycle the appliance correctly Note The appliance is recycled by a disposal company If possible the materials especially the plastics are identified This enables cor rect sortin...

Страница 143: ...13 Appendix 13 1 Declaration of conformity 13 Appendix 7636047 02 24082015 143 ...

Страница 144: ...me commissioning 52 Flue gas connection 41 Flue gas system 47 Flue gas system SAS 44 Frost protection setpoint 22 58 G Gas connection 43 Gas filter 43 H Hardness stabiliser 24 Heating mode 58 heating water quality 24 I Ignition electrode replacement 135 INFO 22 Information key 21 Installation room 28 Intended use 8 Ionization current 136 Ionization electrode replacement 136 K Keys 21 ESC key 21 In...

Страница 145: ...ve 86 Setting the heating curve 86 Shaft requirements 46 Softening system 24 Space requirement 29 Standards 12 Summer winter heating limit 87 System log 55 T Technical data 13 Technical data in accordance with ErP guideline 12 Tip on energy saving circulating pump 94 Transport equipment 29 W Water hardness 25 132 Water pressure 57 Index 7636047 02 24082015 145 ...

Страница 146: ...Index 146 7636047 02 24082015 ...

Страница 147: ...hnological information contained in these technical instructions as well as any drawings and technical de scriptions supplied remain our property and shall not be multiplied without our prior consent in writing Subject to alterations ...

Страница 148: ...7636047 02 24082015 ...

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