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6 Operation

Installation and maintenance instructions ecoFIT pure 0020230531_01

5.5.6

Connecting controllers to the electronic
system

X22

X41

– +

24V=

BUS

Burner

off

X106

BUS

24 V

BUS

B.of

ner

24V

-
+

Safety thermostat for
floor-standing heating

24 V controller

eBUS controller or radio
receiver unit

Outside temperature
sensor, wired

Open the electronics box. (

→

Page 13)

Carry out the wiring. (

→

Page 13)

Connect the individual components depending on the
type of installation.

Conditions

: If installing a multi-circuit controller.

▶

Change the pump's operating mode

d.18

from Eco (in-

termittently operating pump) to Comfort (continuously
operating pump).

Conditions

: When connecting a controller (230 V).

≤ 30 mm

230V~

▶

Connect the controller to the main plug.

▶

Remove the bridge from the plug

24V=RT

Conditions

: 230 V 3-wire connection

▶

Ensure that the controller is designed for a maximum
rated current of 7 A.

▶

Connect the controller to the main plug X1.

–

Terminal assignment: L

‑

line, N

‑

neutral conductor,

‑

earth

▶

Draw the operator's attention to the fact that the follow-
ing features are present with this type of installation.

◁

The frost protection function is deactivated. If the
product is installed in a room where there is a risk
of frost and it has not been protected by a room ther-

mostat, install an additional frost protection thermo-
stat.

◁

The pump programmes are not active.

◁

If the product is switched off, the display is switched
off.

◁

Each time the unit is started, the fan runs for
20 seconds.

◁

Residual heat in the heating return may result in the
product blocking the burner for 10 minutes.

Close the electronics box.

Operation

6.1

Operating concept

The operating concept and the display and setting facilities
of the operator level are described in the operating instruc-
tions.

An overview of the display and setting options in the installer
level can be found in the section "Overview of the installer
level". (

→

Page 14)

6.2

Installer level overview

S.31

Code

D.---

P.--

D F

--/--

Содержание ecoFIT pure 825

Страница 1: ...d maintenance instructions ecoFIT pure 825 835 GB IE Installation and maintenance instructions Publisher manufacturer Vaillant GmbH Berghauser Str 40 D 42859 Remscheid Tel 49 21 91 18 0 Fax 49 21 91 1...

Страница 2: ...ng the condensate siphon 17 7 9 Filling the hot water circuit 17 7 10 Checking the gas flow rate 17 7 11 Checking and adjusting the gas settings 18 7 12 Checking leak tightness 19 8 Adapting the unit...

Страница 3: ...Contents 0020230531_01 ecoFIT pure Installation and maintenance instructions 3 Index 47...

Страница 4: ...heating installations and for hot water generation Depending on the gas fired boiler type the products referred to in these instructions must only be installed and operated in con junction with the a...

Страница 5: ...product from the power supply by switching off all power supplies electrical partition with a contact opening of at least 3 mm e g fuse or line protec tion switch Secure against being switched back on...

Страница 6: ...he mass flow sensor on the Venturi and thus destroy the mass flow sensor During repair work do not apply any leak detection sprays or liquids to the covering cap on the filter of the Venturi 1 4 12 Ri...

Страница 7: ...mation visit www centralheating co uk 3 Product description 3 1 Compartment Ventilation The boilers are very high efficiency appliances As a consequence the heat loss from the appliance casing during...

Страница 8: ...unit exceeds the weight that can be lifted by a single person 4 1 1 General Hold the load as close as possible to your body Avoid rotational movements Instead reposition your feet If the unit is being...

Страница 9: ...m clearance A 150 mm upper air flue gas connection 20 mm air flue gas connection on the rear B 150 mm C 5 mm 70 mm if the side panels ought to be removed D 600 mm It is not necessary to maintain a cle...

Страница 10: ...l Wall mount the product as described using the permitted fixing material provided on site 4 9 Removing installing the front casing 4 9 1 Removing the front casing B C A 1 1 1 Undo the two screws 1 2...

Страница 11: ...sure or operating pressure may cause damage to the gas valve Check the leak tightness of the gas valve using a maximum pressure of 11 kPa 110 mbar Caution Risk of material damage caused by corro sion...

Страница 12: ...hat the materials from which the drain lines are made are suitable install a system for neutralising the condensate Note The condensate drain pipework must have a continuous fall 45 mm per metre and s...

Страница 13: ...the slot provided on the PCB 5 5 5 Establishing the power supply 1 1 Observe all valid regulations 2 Ensure that the rated mains voltage is 230 V 3 Set up a fixed connection and install a partition w...

Страница 14: ...ed for a maximum rated current of 7 A Connect the controller to the main plug X1 Terminal assignment L line N neutral conductor earth Draw the operator s attention to the fact that the follow ing feat...

Страница 15: ...he burner and pump are switched off to fill or drain the product 7 Start up 7 1 Carrying out the initial start up Initial start up must be carried out by a customer service technician or an authorised...

Страница 16: ...e pH value of the heating water is between 6 5 and a maximum of 8 5 Caution Risk of material damage if the heating water is treated with unsuitable additives Unsuitable additives may cause changes in...

Страница 17: ...ate siphon C 2 3 1 A B 1 Unclip the lower section of the siphon 1 from the up per section of the siphon 2 2 Remove the float 3 3 Fill the lower section of the siphon with water up to 10 mm below the u...

Страница 18: ...oiler operating at full load check that the gas inlet working pressure at the reference test point 2 complies with the requirements Permissible connection pressure Great Bri tain Natural gas G20 1 7 2...

Страница 19: ...ure gauge The minimum pressure should not be less than 0 1 MPa 1 bar in any installation If the system is to be treated with an inhibitor it should be applied at this stage in accordance with the manu...

Страница 20: ...0 8 0 10 0 11 5 60 2 0 2 0 3 5 5 0 6 0 7 5 9 0 65 2 0 1 5 2 5 3 5 4 5 5 5 6 5 70 2 0 1 5 2 0 2 5 2 5 3 0 3 5 75 2 0 1 0 1 0 1 0 1 0 1 0 1 0 TFlow target C Set maximum burner anti cycling time min 35 4...

Страница 21: ...hot water temperature Danger Risk of death from Legionella Legionella multiply at temperatures below 60 C Ensure that the operator is familiar with all of the Anti legionella measures in order to com...

Страница 22: ...5 Close the service valves in the heating flow and in the heating return 6 Close the service valve in the cold water pipe 7 Drain the product if you want to replace water bearing components of the pro...

Страница 23: ...o the electronics box 10 5 5 Replacing the expansion vessel 1 Drain the product Page 28 B C 1 2 3 A D 2 Undo the nut 3 3 Remove both screws on the support plate 1 4 Remove the support plate 5 Pull out...

Страница 24: ...flow sensor 1 B A 1 Push the volume flow sensor s handle towards the rear of the boiler 2 Pull the volume flow sensor 1 out of its holder 3 Remove the plug from the volume flow sensor 4 Connect the pl...

Страница 25: ...Wait until the value that is read is stable Waiting period for reading a stable value 5 min 1 3 Unscrew the cover from the flue gas analysis point 1 4 Measure the CO content at the flue gas analysis p...

Страница 26: ...Remove the flue gas pipe 2 3 4 5 A B 7 Remove the air intake pipe 3 8 Remove the plugs from the gas valve 4 and from the fan 5 A C D B 6 9 Remove the gas air mixture unit 6 7 7 8 10 Remove the burner...

Страница 27: ...up per section of the siphon 2 2 Remove the float 3 3 Flush out the float and lower section of the siphon with water 4 Fill the lower section of the siphon with water up to 10 mm below the upper edge...

Страница 28: ...pansion vessel in accordance with the static height of the heating installation ideally with ni trogen otherwise with air Ensure that the drain valve is open when topping up 3 If water escapes from th...

Страница 29: ...et target temperature for the domestic hot wa ter cylinder Current value Not adjustable d 08 Status of the 230 V ther mostat Current value 0 Room thermostat open no heat requirement 1 Room thermostat...

Страница 30: ...e d 23 Status of the heating demand Current value off Heating off Summer mode on Heating on Not adjustable d 24 Status of the pressure monitor 0 1 off Not switched on Switched Not adjustable d 25 Stat...

Страница 31: ...deactivated 3 Hot water activated min target value 60 C 0 Adjustable d 60 Number of blocks by the temperature limiter Current value Not adjustable d 61 Number of unsuccessful ignitions Current value...

Страница 32: ...of the eBUS room thermostat Current value off Not connected on Connected Not adjustable d 91 Status DCF77 Current value Not adjustable d 93 Setting the product code 0 99 1 The Device Specific Number D...

Страница 33: ...pressure S 88 Product purging active S 91 Maintenance Demo mode S 96 Automatic test programme Return temperature sensor heating demands blocked S 97 Automatic test programme Water pressure sensor heat...

Страница 34: ...the eBUS F 61 Fault Gas valve control system Short circuit short to earth in cable harness for the gas valve gas valve defective coils shorted to earth electronics defective F 62 Fault Gas valve swit...

Страница 35: ...ave been installed on the same pipe incorrect pipe Temperature sensor not connected or is connected incorrectly F 86 Fault Underfloor heating contact Underfloor heating contact open sensor disconnecte...

Страница 36: ...X1 FUS X106 X32 X90 X12 X35 X1 L N RT 230Vac X35 4 1 3 2 eBUS RT 24V Burner off X106 1 3 4 1 3 3 1 2 M 1 3 4 6 1 2 3 M 5 4 2 1 2 1 2 1 N L L 24V 230V 24V 230V 2 7 8 9 10 12 11 1 4 3 5 6 14 13 1 Main...

Страница 37: ...4 5 10 11 6 13 X51 X1 X21 L N RT 230Vac 4 3 1 2 eBUS RT 24V Burner off X106 X35 1 3 4 1 3 3 1 2 M 1 3 4 6 1 2 3 M 4 3 2 1 5 4 2 1 5 6 7 8 2 1 2 1 N L L X35 24V 230V 24V 230V 2 7 8 9 10 12 11 1 4 5 6...

Страница 38: ...ssary approx 0 03 MPa 0 3 bar below the system filling pressure X 9 Remove the gas air mixture unit X 10 Check the seals in the combustion area If you see any damage replace the seals Replace both bur...

Страница 39: ...s 75 mm E Below eaves 200 mm F Below balconies or car port roofs 200 mm G From vertical wastewater pipes or down pipes 150 mm H From external or internal corners 200 mm I Above floors roofs or balconi...

Страница 40: ...his manual 1 Dimensions D E F and G These clearances may be reduced to 25 mm without affecting the performance of the boiler In order to ensure that the con densate plume does not affect adjacent surf...

Страница 41: ...ntenance instructions 41 H Commissioning Checklist Heating and Hotwater Industry Council HHIC www centralheating co uk Benchmark Commissioning and Servicing Section It is a requirement that the boiler...

Страница 42: ...th the appropriate Building Regulations and then handed to the customer to keep for future reference GAS BOILER SYSTEM COMMISSIONING CHECKLIST CONTROLS Optimum start control Fitted Fitted Fitted Fitte...

Страница 43: ...g system is serviced regularly and that the appropriate Service Interval Record is completed Service Provider SERVICE RECORD SERVICE 01 AND AND SERVICE 02 AND AND SERVICE 03 AND AND SERVICE 04 AND AND...

Страница 44: ...ow to set boiler to minimum rate contact Technical Helpline for advice CHECK CO AND COMBUSTION RATIO AT MINIMUM RATE With boiler still set at minimum rate insert analyser probe into flue gas sampling...

Страница 45: ...ective output range P at 80 60 C 5 0 18 3 kW 6 1 25 4 kW 7 2 25 6 kW Domestic hot water heat output P 5 0 25 2 kW 6 0 30 0 kW 7 1 35 0 kW Maximum heat input heating Q max 18 4 kW 25 5 kW 25 7 kW Minim...

Страница 46: ...mperature 80 C 60 C at P min 55 55 56 Flue gas temperature 50 C 30 C at P max 51 62 56 Flue gas temperature 50 C 30 C at P min 34 35 37 Flue gas temperature in hot water handling mode 69 68 75 Flue ga...

Страница 47: ...Gas connection value 17 Gas family check 15 H Handing over to the operator 21 High efficiency pump 20 High efficiency pump output 20 I Identification plate 7 If you smell gas 4 Inspection work 25 38...

Страница 48: ...e DE56 1JT Telephone 0330 100 3461 info vaillant co uk www vaillant co uk These instructions or parts thereof are protected by copyright and may be reproduced or distributed only with the manufacturer...

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