Vaillant ecoTEC SERIES Instructions For Installation And Servicing Download Page 1

Page: 1 / 64

For the installer

ecoTEC plus 612

ecoTEC plus 615

ecoTEC plus 618

ecoTEC plus 624

ecoTEC plus 630

ecoTEC plus 637

ecoTEC plus 824

ecoTEC plus 831

ecoTEC plus 837

ecoTEC pro 28

ecoTEC pro 24

Instructions for installation and servicing

ecoTEC

Wall hung room sealed fan assisted condensing boiler

GB, IE

Summary of Contents for ecoTEC SERIES

Page 1: ...ecoTEC plus 618 ecoTEC plus 624 ecoTEC plus 630 ecoTEC plus 637 ecoTEC plus 824 ecoTEC plus 831 ecoTEC plus 837 ecoTEC pro 28 ecoTEC pro 24 Instructions for installation and servicing ecoTEC Wall hung...

Page 2: ...old water mains inlet and hot water outlet ecoTEC combination boilers only 22 4 11 Condensate drain pipe 23 4 12 Heating connection 24 4 12 1 Heating flow and return connection 24 4 12 2 Pressure Reli...

Page 3: ...2 1 Removing the burner module 45 7 2 2 Cleaning the integral condensation heat exchanger 46 7 2 3 Checking the burner 46 7 2 4 Refitting the burner module 46 7 3 Cleaning the condensate siphon 47 7...

Page 4: ...the identification plate 1 3 Introduction Note This boiler must be installed and serviced by a competent person approved at the time by the Health and Safety executive and in accordance with the Gas...

Page 5: ...son responsible for their safety Children must be watched to ensure that they do not play with the unit The appliance is designed to generate heat for connecting to hot water central heating systems a...

Page 6: ...load 80 C flow 60 C return 40 74 40 83 40 70 40 74 40 74 C C NOx class 5 Protection class IP X4D max flow temperature 85 C Adjustable flow temperature Default setting max 75 C 30 85 40 85 30 85 C Max...

Page 7: ...8 13 9 5 7 17 1 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 40 75 40 83 40 70 C C NOx class 5 Protection class IP X4D...

Page 8: ...ination boilers only 3 Gas connection 15mm 4 Hot water connection 15mm combination boilers only 5 Heating flow pipe 22mm 6 Hanging bracket 7 Flue hole flue system 60 100 8 Flue hole flue system 80 125...

Page 9: ...ctronics box 10 Hot water heat exchanger 11 Gas valve 12 Pressure sensor 13 Heat exchanger 14 Flue pipe connection 2 4 Type plate The type plate of the Valliant ecoTEC is attached to the bottom of the...

Page 10: ...installation IGE UP2 Gas installation pipework boosters and compressors on industrial and commercial premises IGE UP10 Installation of gas appliances in industrial and commercial premises BS 6644 Inst...

Page 11: ...tank and ventilation above Fig Table 3 1 Contents included with delivery of ecoTEC plus system boilers 1 2 3 4 6 5 7 8 Fig 3 2 Contents included with delivery of ecoTEC plus combination boilers DO NO...

Page 12: ...idance on this aspect The boiler must be mounted on a flat vertical wall which must be sufficiently robust to take the weight of the boiler The boiler may be installed on a combustible wall subject to...

Page 13: ...ard 100mm flue system Art No 303 933 is available Refer to flue system installation instructions for full details Flue extensions are available to extend this length up to 8 m Both 90 bends and 45 elb...

Page 14: ...ut affecting the performance of the boiler In order to ensure that the condensate plume does not affect adjacent surfaces the terminal should be extended as shown in Fig 3 9 2 Dimension F This clearan...

Page 15: ...ing the built in filling loop ecoTEC plus combination boilers only or via a separate filling point fitted at a convenient position on the heating circuit The connection must be removed when filling is...

Page 16: ...aterials such as steel cast iron or cop per aluminium is reactive to alkalised heating water pH value 8 5 which results in signifi cant corrosion With aluminium ensure that the pH value of the heating...

Page 17: ...h 1800 1400 2 Step 1 Step Fig 3 10 1 Pump specifications ecoTEC plus except ecoTEC 637 and 837 400 300 200 100 0 0 200 400 600 800 1000 1200 1600 Lift mbar Volumeflow l h 1800 1400 2 Step 1 Step 2000...

Page 18: ...an forward sideways Clear the route before attempting the lift If removing boiler from truck straddle the load and tilt forwards to facilitate secure grip Ensure safe lifting techniques are used keep...

Page 19: ...lift when removed from the carton Obtain firm grip on front and sides of appliance lift upwards ensure stable balance achieved and lift upwards to drop into place onto bracket If 2 persons positionin...

Page 20: ...the hanging bracket Note Use alternative fixing holes where necessary 4 3 Flue exit If using rear flue mark the position of the air flue duct and its circumference Other flue options Flue instructions...

Page 21: ...t rough dust and similar substances are removed from the pipes Otherwise such substances can be deposited in the appliance and cause damage The appliance is fitted with an expansion vessel 10 l 0 75 b...

Page 22: ...ect a gas supply pipe of not less than 15 mm diameter to the copper tail Note Ensure the gas supply pipework is adequately sized so that a 20 mbar gas pressure is available at the boiler inlet at full...

Page 23: ...ave a continuous fall 45mm per meter and preferably be installed and terminated within the building to prevent possible freezing 7 d Soakaway c 6 5 Gulley a Internal stackpipe 3 4 3 b Internal dischar...

Page 24: ...Fit the union nuts 4 and 7 as well as the compression olives 3 and 8 to the pre bended 22 mm copper tails 5 and 6 Fully insert pipes 5 and 6 into the service valves Tighten the union nuts in this posi...

Page 25: ...requirements Danger Electrocution caused by touching live parts can be fatal Before working on the appliance turn off the power supply and secure against restart All electrical work shall be carried o...

Page 26: ...he cable clamps provided and tighten 7 8 9 L N 3 4 5 7 8 9 L N 3 4 5 Fig 4 14 Wiring system Connect the flex to the L N and earth plug to the terminal block Green yellow earth wire boiler terminal Ear...

Page 27: ...50 Hz remove bridge on connection Heating pump With ecoTEC pro 1 step pump plug with 3 pin With ecoTEC plus 2 step pump plug with 5 pin Mains supply 230 V 50 Hz 2A fuse slow Igniter Caution Do not co...

Page 28: ...ck X 20 7 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 1...

Page 29: ...e sensor 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...

Page 30: ...nd 5 are for connecting external electrical controls such as a time switch and or room thermostat Terminals 3 and 4 are linked together when the boiler is supplied If external controls are used this l...

Page 31: ...ternal frost protection cannot be used when plug in timers are utilised 4 18 Circulating pump The boiler incorporates a built in circulating pump that is fully prewired no additional wiring is necessa...

Page 32: ...g and bleeding the heating system Note The P 6 test program is for filling the heating system The diverter valve combination boilers only moves to the centre position the pump does not run and the app...

Page 33: ...mostat valves Check if both stop valves on the heater are open Only in ecoTEC plus combination boilers Connect the filling pipe as described in Section 5 4 2 Only in ecoTEC plus system boilers and in...

Page 34: ...pump speed under the diagnostic number d 19 see section 8 1 2 5 8 Adjusting the by pass The appliances have an adjustable by pass valve The pressure can be adjusted between 170 and 350mbar Approx 250m...

Page 35: ...correct any issues found 5 9 1 Checking for tightness of the flue gas installation and flue gas recirculation Check the integrity off the flue gas installation according to TB 200 Should the flue gas...

Page 36: ...s flow rate lies outside the toler ance limits specified in Table 5 1 do not operate the boiler and inform the Vaillant Service Solutions 0870 6060 777 If the measured gas flow rate is within the tole...

Page 37: ...nce test point 1 is not within the permissible range and you cannot correct the failure notify the gas supply company or the Vaillant Service Solutions team and proceed as follows Take the boiler out...

Page 38: ...flash while the adjustment procedure is being carried out The available ranges of settings are given in Table 5 3 Push the i button for about five seconds or until the display stops flashing The value...

Page 39: ...Press i to activate the status indicator As soon as a heat demand is received the appliance runs through the status indicators S 1 to S 3 until the appliance is running correctly in normal mode and th...

Page 40: ...iced by a competent servicing company To ensure regular servicing it is strongly recommended that arrangements are made for a Maintenance Agreement Contact Vaillant Service Solutions 0870 6060 777 for...

Page 41: ...he specified condi tion This is done by measuring checking and observing Maintenance is required in order to eliminate any deviations of the actual condition from the specified condition This nor mall...

Page 42: ...Close the service valves in the heating flow and return Remove the front casing from the boiler When removing any water carrying components ensure that water is kept away from all electrical componen...

Page 43: ...by turning the screw of the main throttle Fig 7 1 1 h Note Use a 4 mm hexagon socket spanner to turn the screw Turn to the left higher CO2 concentration Turn to the right lower CO2 concentration h Not...

Page 44: ...tted tightly and correct them if necessary x x 8 Close the gas isolator cock and the service valves x 9 Dump the pressure in the boiler on the water side observe pressure gauge and check the charge pr...

Page 45: ...front edge of the appliance Remove the front casing by easing forward the bottom edge and gently lifting Lower electronic control box 2 3 1 Fig 7 2 Dismantling air intake pipe Remove screw 2 and remo...

Page 46: ...ough the condensate trap Avoid pointing the water jet directly at the insulating surface 2 on the back of the heat exchanger If required the heat exchanger can be cleaned using regular vinegar 7 2 3 C...

Page 47: ...new sealing washer is used and correctly located Use the spanner flat at the flexible gas line to hold the gas fittings 11 Fig 7 9 Testing the gas supply for soundness Turn on the gas supply and test...

Page 48: ...ing an air pump Refit the valve cap Repressurise boiler and heating system 7 5 Recommissioning the boiler Carry out electrical safety checks Turn on the electrical supply Open the boiler CH service va...

Page 49: ...eating flow temperature appears in the display again 8 1 2 Diagnostic codes Display Meaning Heating mode all models S 0 No heat demand S 1 Fan running S 2 Water pump running S 3 Ignition sequence S 4...

Page 50: ...to 65 C d 7 Warm start temperature target value ecoTEC plus combination boiler only Storage temperature target value system boiler only in C 40 to 65 C in C 15 C for left stop then 40 to 70 C d 8 Exte...

Page 51: ...value d 17 Heating flow return regulation changeover 0 flow 1 return factory setting 0 d 18 Pump mode return 0 return 1 nonstop 2 winter factory setting 0 d 19 Only in ecoTEC plus Operating modes of t...

Page 52: ...kW appliance specific Factory setting max output d 78 Storage charging temperature limit target flow tem perature in storage mode system boilers only Adjustment range in C 55 to 90 Factory setting 80...

Page 53: ...ot inserted correctly on fan hall sensor defective fault in cable harness electronics defective F 49 eBUS undervoltage Short circuit on eBUS overload on eBUS or two power sources on eBUS with differen...

Page 54: ...nd 8 3 you can also reset all parameters simultaneously In the second diagnostic level under the diagnostic number d 96 change the value to 1 see section 8 1 2 The parameters of all adjustable diagnos...

Page 55: ...safety instructions in section 9 1 Turn off the boiler Isolate the electrical supply to the boiler Remove the air intake pipe Fig 7 1 Pos 2 Loosen the gas supply pipe on the gas fitting Fig 7 2 Pos 3...

Page 56: ...the expansion vessel minimum pressure 0 75 bar If necessary adjust the pressure to the static height of the heating system Fill and vent the boiler After completing the work check for water leaks and...

Page 57: ...section 7 6 9 6 Replacing 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 wi...

Page 58: ...packaging must not be disposed of in the normal household rubbish Make sure that the old unit and any existing accessories and the transport packaging is handed over to a proper disposal organisation...

Page 59: ...Appendix EG declaration of conformity Appendix...

Page 60: ...Installation Commissioning and Service Record Installation Commissioning and Service Record...

Page 61: ...Please affix the label from the rear cover of the control box over this area...

Page 62: ...omments Signature SERVICE 7 Date Energy Efficiency Checklist completed Yes No Engineer Name Company Name Telephone Number Engineer ID Number Comments Signature SERVICE 9 Date Energy Efficiency Checkli...

Page 63: ......

Page 64: ...839592_12 GBIE 062010 Subject to alterations...

Search results

Summary of Contents for ecoTEC SERIES

Reviews:

Related manuals for ecoTEC SERIES

Brands by name

Popular brands

Vaillant ecoTEC SERIES, Instructions For Installation And Servicing

Search results

Summary of Contents for ecoTEC SERIES

Reviews:

Related manuals for ecoTEC SERIES

Brands by name

Popular brands