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Instructions for installation and servicing ecoTEC

Display Meaning

Display value/adjustable value

d.00

Heating part load

Adjustable heating part load in kW (factory setting: max. output)

d.01

Water pump over run time for heating mode

1 - 60 min (factory setting: 5 min)

d.02

Max. burner anti cycling period at 20 °C Flow tempera-
ture

2 - 60 min (factory setting: 20 min)

d.03

Hot water flow temperature reading (800 series and
pro only)

in °C

d.05

Flow temperature target value

in °C, min. 30 °C and max. the value set in d.71

d.06

Hot water temperature target value

in °C, 35 to 65 °C

d.07

Warm start temperature target value (800 series and
pro only)
Storage temperature target value (600 series only)

in °C, 40 to 65 °C

in °C, 15 °C for left stop, then 40 to 65 °C

d.08

External controls heat demand

0 = no heat request
1 = heat request

d.09

Flow target temperature from external analogue regula-
tor to terminal 7-8-9/eBus

in °C, minimum from ext. eBus target value and target value terminal 7

d.10

Status internal heating pump

1, 2 = on, 0 = off

d.11

Status external heating pump

1 to 100 = on, 0 = off

d.22

Hot water demand

1 = on, 0 = off

d.23

Summer/Winter function

1 = Winter, 0 = Summer

d.25

Hot water activation via plug in timer

1 = yes, 0 = no

d.36

Hot water flow sensor

in l/min

d.40

Flow temperature

Actual value in °C

d.41

Return temperature

Actual value in °C

d.47

Outside temperature (with connected VRC 410s)

Actual value in °C (uncorrected value)

d.67

Remaining burner anti cycling time

in min

d.76

Appliance variant (device specific number)

00 to 99

d.90

Digital regulator status

1 = identified, 0 = unidentified (eBUS Address <=10)

d.91

DCF status with connected external probe with DCF77
receiver

0 = no reception, 1 = reception, 2 = synchronised, 3 = valid

d.97

Activation of the second diagnosis level

Password: 17

Table 8.2 Diagnosis codes of the first diagnosis level

Display Meaning

Display value/adjustable value

d.17

Heating flow/return regulation changeover

0 = flow, 1 = return (factory setting: 0)

d.18

Pump mode

0 = return, 1 = nonstop, 2 = intermittent, 3 = winter

d.19

Only in ecoTEC plus:
Operating modes of the two-stage heating pump

0 = Flow 300 msec Stage 2, then stage 1, drinking water/storage

charging Stage 2, heating stage 2, return stage 1

1 =

Flow 300 msec Stage 2, then stage 1, drinking water/storage
charging Stage 2, heating stage 1, return stage 1

2 = Flow 300 msec Stage 2, then stage 1, drinking water/storage

charging Stage 2, heating in dependence on d.00, return stage 1
(factory setting)

3 = Flow Stage 2, drinking water/storage charging Stage 2, heating

stage 2, return stage 2

d.26

Changeover option relay to BMU

1 = circulation pump
2 = ext. pump
3 = Storage charging pump
4 = solar pump

d.30

Control signal for both gas valves

1 = on, 0 = off

d.33

Fan speed target value

in rpm/10

d.34

Fan speed actual value

in rpm/10

d.35

Position of diverter valve (only 800 series)

0 = Heating; 1 = Hot water; 2 = Centre position

d.44

Ionisation current

Actual value/100 in

d.50

Offset for minimum speed

in rpm/10, adjustment range: 0 to 254 (Factory setting: 20)

d.51

Offset for maximum speed

in rpm/10, adjustment range: -99 to -0 (Factory setting: -30)

d.60

Number of temperature limiting cut-offs

Quantity

Table 8.3 Diagnosis codes of the second diagnosis level

8 Troubleshooting

Содержание ecoTEC pro 28

Страница 1: ...plus 612 ecoTEC plus 615 ecoTEC plus 618 ecoTEC plus 624 ecoTEC plus 630 ecoTEC plus 824 ecoTEC plus 831 ecoTEC pro 28 Instructions for installation and servicing ecoTEC Wall hung room sealed fan assi...

Страница 2: ...13 Electrical connection 22 4 13 1 General requirements 22 4 13 2 Connection to the main supply 23 4 13 3 Electric board layout 24 4 13 4 Connection of programmable thermostats 27 4 14 Controls ecoTEC...

Страница 3: ...e condensation water siphon 42 7 4 Checking the expansion vessel 43 7 5 Recommissioning the boiler 43 7 6 Test operation 43 8 Troubleshooting 44 8 1 Logical fault finding procedure 44 8 1 1 Status cod...

Страница 4: ...coTEC 800 range consists of 2 models with out puts of 23kW and 31kW for domestic hot water and a pro version with an output of 28kW for domestic hot water All versions are available in natural gas The...

Страница 5: ...the adherence to the inspec tion and maintenance conditions Danger Any incorrect use is forbidden The appliances must be installed by a qualified engineer who is responsible for adhering to the exist...

Страница 6: ...rature at minimum thermal load 40 C flow 30 C return at maximum thermal load 80 C flow 60 C return 40 70 C C NOx class 5 Protection class IP X4D max flow temperature 85 C Adjustable flow temperature D...

Страница 7: ...ad 80 C flow 60 C return 1 9 5 5 1 9 6 9 2 8 8 3 4 1 11 1 4 7 13 8 g s g s Exhaust temperature at minimum thermal load 40 C flow 30 C return at maximum thermal load 80 C flow 60 C return 40 70 C C NOx...

Страница 8: ...nnection 15mm only 800 series 3 Gas connection 15mm 4 Hot water connection 15mm only 800 series 5 Heating flow pipe 22mm 6 Hanging bracket 7 Flue hole flue system 60 100 8 Flue hole flue system 80 125...

Страница 9: ...er valve with by pass 7 Pump 8 Aqua Sensor 9 Electronics box 10 Pressure sensor 11 Hot water heat exchanger 12 Gas valve 13 Heat exchanger 14 Flue pipe connection 1 2 3 4 5 7 9 14 13 12 10 Fig 2 3 Fun...

Страница 10: ...n BS 5449 Specification for forced circulation hot water for domestic premises BS 5546 Specification for gas hot water supplies for domestic premises BS 6700 Services supplying water for domestic use...

Страница 11: ...s extra 1 sticker each for tank and ventilation above Fig Table 3 1 Scope of delivery for ecoTEC plus 600 series 1 2 3 4 6 5 8 9 7 Fig 3 2 Scope of delivery for ecoTEC plus 800 series DO NOT remove th...

Страница 12: ...flat vertical wall which must be suffi ciently robust to take the weight of the boiler The boiler may be installed on a combustible wall subject to the requirements of the Local Authorities and Build...

Страница 13: ...nu ine Vaillant flue pipes Malfunctions can occur if you use other accessories These may result in damage and injury You will find a list of genuine flue pipes in the Vaillant installation manual for...

Страница 14: ...rminal on the same wall 300 M Distance from adjacent for vertical Flue 500 Table 3 4 Terminal position for a fan assisted concentric flue Note In addition the terminal should not be nearer than 150 mm...

Страница 15: ...ogies Tandem House Marlow Way Croydon CR0 4XS Tel 0870 8700362 3 10 2Filling and preparing heating system The system can be filled using the built in filling loop ecoTEC plus 800 series only or via a...

Страница 16: ...is fitted with an automatic air vent Additional provision should be made to enable the heating system to be vented during filling and commissioning either by automatic air vents or manually 3 12 Conde...

Страница 17: ...and condensate drain 4 1 2 Unpack the boiler To unpack the boiler cut both plastic carton straps open box and lift out the polystyrene top packing Lift the cardboard box upwards Note Care should be ta...

Страница 18: ...Lift the boiler 3 up to the wall so that it is slightly above the hanging bracket 1 Note Lift the boiler from either side at the bottom edge Lower the boiler slowly onto the hanging bracket so that t...

Страница 19: ...Insert the union nut 2 and the pinching ring 3 on the gas connection pipe 1 to the heater Insert the union nut 6 and the pinching ring 5 on the conduit arc provided with ecoTEC plus appliances 7 Inser...

Страница 20: ...tra care should be taken to avoid damage to isolation valves through heat transfer 4 10 1 Heating flow and return connection Note Before connecting the heating circuit to the boiler all pipework and r...

Страница 21: ...10 2Pressure Relief Valve 1 2 3 Fig 4 11 Installing the drain pipe on the pressure release valve of the heating system picture shows ecoTEC 800 plus Caution To ensure fumes do not escape through the s...

Страница 22: ...ap with a 75mm 3 seal The connection should preferably be made down stream of the sink waste trap If the connection is only possible upstream then an air break is needed between the two traps This is...

Страница 23: ...the control panel Fig 4 13 Opening the electronics box Unclip the bottom of the terminal box cover and hinge back to reveal the connection plugs Feed the power supply flex into the appliance and the c...

Страница 24: ...24 Instructions for installation and servicing ecoTEC 4 13 3 Electric board layout Fig 4 15 Connection wiring ecoTEC 4 Boiler installation sequence...

Страница 25: ...black X 20 8 blue X 2 12 green X 2 11 red X 2 9 black Pump X 20 18 red 24 VDC X 20 9 blue earth X 20 16 blue earth X 20 13 black X 20 12 black X 20 4 grey PWM X 20 3 black Hall signal X 20 17 red 24...

Страница 26: ...nsor NTC return X 20 5 red X 20 7 black X 20 7 black X 20 8 blue X 2 10 black X 2 14 brown X 2 12 green X 2 11 red X 2 9 black Pump X 20 18 red 24 VDC X 20 9 blue earth X 20 16 blue earth X 20 13 blac...

Страница 27: ...ection details for programmable thermostats 4 14 Controls ecoTEC plus 800 and pro only 4 14 1 External electrical controls The boiler terminals 3 4 and 5 are for connecting exter nal electrical contro...

Страница 28: ...EP 4002 EP 5002 Smiths Timeguard SupplyMASTER FST11 FST17 Sunvic Select 107 N 1 A B C N 4 2 L L 3 3 4 1 2 6 5 E 4 L 3 N 3 E N E 2 3 4 N E 1 L L 3 5 6 4 L N 2 3 4 L N 3 4 1 L N 2 3 4 L N 3 4 1 L N 2 3...

Страница 29: ...or use in systems with thermostatic radiator valves no separate system by pass is required For opti mum fuel economy where TRV s are used they must be used in conjunction with a boiler control interlo...

Страница 30: ...thermostat 2 1 C YL 3 3 2 2 BK 1 2 2 1 1 RED C 1 1 3 ACL Drayton HTS3 Danfoss Randall ATC Tower CS1 Honeywell L641 Horstmann HTC1 Siemens Landis Staefa RAM 1 Sunvic SA 2452 8 4 7 E Cylinder thermosta...

Страница 31: ...all ATC Tower CS1 Honeywell L641 Horstmann HTC1 Siemens Landis Staefa RAM 1 Sunvic SA 2452 10 7 E Cylinder thermostat 3 E 2 E E EARTH BLUE BROWN GREY ORANGE Central heating 2 port motorised valve 4 E...

Страница 32: ...ing the heating system 5 4 1 Checking the filling pressure of the heating system bar i F P plus pro bar 1 2 Fig 5 1 Checking the filling pressure of the heating system Note The ecoTEC appliances come...

Страница 33: ...filling pipe of the heating system Open the cold water dispensing valve Slowly open the filling valve and let the water flow into the heating system Ventilate the lowest heating ele ment until the wa...

Страница 34: ...of the condensate water siphon 5 7 Adjusting the pumping capacity Only in ecoTEC plus The capacity of the two stage pump can be adjusted to the requirements of the heating system If needed change the...

Страница 35: ...ve U gauge Tighten the test point screw and check for leaks Record appliance working gas inlet pressure mbar in the Benchmark Installation Commissioning and Service Log Book 5 9 3 Checking the gas rat...

Страница 36: ...ltaneously to cancel adjustment mode Adjustment mode is also cancelled if no button is operated for a period of 4 minutes Appliance Heating output in kW ecoTEC plus 612 5 12 ecoTEC plus 615 5 15 ecoTE...

Страница 37: ...ating system and the heater quickly and fully Close the drain valve Fill the heating system again with water as described in Section 5 4 4 Release water from the system until the system design pressur...

Страница 38: ...be obtained from Vaillant Customer Service Centres 7 1 2 Safety instructions Important Before starting any maintenance work Isolate the mains electricity supply by disconnecting the plug at the socket...

Страница 39: ...nts if necessary X X 7 Check re pressurise expansion vessel as necessary X 8 Open the maintenance taps fill up the appliance system up to approx 1 0 2 0 bar depending on the static height of the syste...

Страница 40: ...kwards to remove from the appliance Turn off the gas service valve Turn off the boiler CH service valves Loosen screw release the front case spring retaining clips located beneath the front edge of th...

Страница 41: ...components Any water used to clean the main heat exchanger will drain through the condensate trap Avoid pointing the water jet directly at the insulating surface 2 on the back of the heat exchanger I...

Страница 42: ...line to hold the gas fittings Turn on the gas supply and test for soundness Refit the air inlet pipe ensuring that the blue seal in the air intake pipe is correctly located 7 3 Cleaning the condensati...

Страница 43: ...heating system 7 5 Recommissioning the boiler Carry out electrical safety checks Turn on the electrical supply Open the boiler CH service valves Carry out function checks of boiler operation as previ...

Страница 44: ...y shows the status code e g S 04 for Burner mode Heating The display of the status codes can be cancelled as fol lows Press the i key or Do not press any key for about 4 minutes The current heating fl...

Страница 45: ...alue by holding down the i key for approx 5 seconds until the display no longer flashes You can end the diagnosis mode as follows Press the i and keys simultaneously or Do not press any key for approx...

Страница 46: ...number 00 to 99 d 90 Digital regulator status 1 identified 0 unidentified eBUS Address 10 d 91 DCF status with connected external probe with DCF77 receiver 0 no reception 1 reception 2 synchronised 3...

Страница 47: ...ting max output d 78 Storage charging temperature limit target flow tem perature in storage mode Adjustment range in C 55 to 90 Factory setting 80 d 80 Heating operating hours in h d 81 Water heating...

Страница 48: ...ion plug defective ionisation current stopped cable electrode faulty earthing in appliance electronics defective F 29 Flame goes off during operation and subsequent ignition attempts failed Gas supply...

Страница 49: ...all adjustable diagnosis points now correspond to the factory settings 9 Parts replacement The tasks listed below in this section may be carried out only by a qualified engineer Only use genuine spar...

Страница 50: ...ull out the plug 3 from the fan Remove the three screws 2 on the compact thermo module 1 Remove the complete gas valve fan unit 5 Fig 9 3 Gas fitting fan screwed joint Remove both fixing screws 5 on t...

Страница 51: ...he work check for water leaks and perform a function check see Section 7 6 9 5 Replacing primary heat exchanger Danger Before replacing the component comply with the safety instructions in Section 9 1...

Страница 52: ...g electronics and display Danger Before replacing the component comply with the safety instructions in Section 9 1 Comply with the assembly and installation manuals provided with the spare parts Repla...

Страница 53: ...le 9 2 by turning the screw 2 Turn to the left higher CO2 content Turn to the right lower CO2 content Note Only for natural gas Adjust only in increments of 1 8 turn and wait approx 1 minute after eac...

Страница 54: ...rgely 92 of metal components designed for eventual recycling by incorpo ration into the smelting process of a steelworks This gives these parts virtually unlimited scope for subse quent re use All pla...

Страница 55: ......

Страница 56: ...839592_00 GB 11 2004...

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