Contents Contents Cleaning the heat exchanger....... 18 8.10 Repairing any damage to the coating of the heat exchanger ............ 18 Safety ..............3 8.11 Checking the water valve ........18 Action-related warnings ......... 3 8.12 Checking the heat input ........19 Intended use ............
Safety 1 Safety Intended use also covers installation in ac- cordance with the IP code. Action-related warnings Any other use that is not specified in these in- Classification of action-related warnings structions, or use beyond that specified in this The action-related warnings are classified in document shall be considered improper use.
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1 Safety ▶ Use a telephone outside the building to to corrosion on the product and in the flue inform the emergency service department system. of the gas supply company. ▶ Ensure that the supply of combustion air is always free of fluorine, chlorine, sulphur, 1.3.3 Risk of death from leaks if the dust, etc.
Safety 1 ▶ Install the necessary safety devices in the Applicability: Switzerland system. The gas-fired instantaneous water heater ▶ Observe the applicable national and inter- must only be installed by a competent per- national laws, standards and guidelines. son who also assumes the responsibility for installing the unit properly and commissioning 1.3.12 Risk of being burned or scalded by it for the first time.
2 Notes on the documentation Notes on the documentation Information on the Meaning data plate Observing other applicable documents Cat II Single-gas unit ▶ Multiple gas type boiler You must observe all the operating and installation in- structions included with the system components. 2ELL 3P (DE) Gas boiler category 2H 3P (AT, CH)
Set-up 4 Set-up Applicability: MAG 144/1 G(E-BE) OR MAG 144/1 G(H-AT) Checking the scope of delivery OR MAG 144/1 G(H-DE/CH) Remove the product from its box. OR MAG 144/1 G(LL-DE) Check that the scope of delivery is complete and intact. OR MAG 144/1 G(P-BE) OR MAG 144/1 G(P-CH) 4.1.1...
4 Set-up Minimum clearances Minimum clearance 50 mm 180 mm; optimum approx. 250 mm 20 mm; optimum approx. 50 mm 500 mm in front of the heat generator to enable easy access for maintenance work (may be provided by an opening door). It is not necessary to maintain a clearance between the product and components made of combustible materials that go beyond the minimum clearances.
Set-up 4 Dimensions Applicability: MAG 114/1 G(E-BE/FR) OR MAG 114/1 G(H-DACH) OR MAG 114/1 G(LL-DE) OR MAG 114/1 G(P-BE/FR) OR MAG 114/1 G(P-CH) Ø110 min. 20 min. 20 172,5 61,4 Height, dimension A Germany Austria Belgium Switzerland MAG 114/1 G(E-BE/FR) 658 mm MAG 114/1 G(H-DACH) 658 mm...
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4 Set-up Applicability: MAG 144/1 G(E-BE) OR MAG 144/1 G(H-AT) OR MAG 144/1 G(H-DE/CH) OR MAG 144/1 G(LL-DE) OR MAG 144/1 G(P-BE) OR MAG 144/1 G(P-CH) Ø133,5 min. 20 min. 20 61,4 172,5 Height, dimension A Germany Austria Belgium Switzerland MAG 114/1 G(E-BE/FR) 658 mm MAG 114/1 G(H-DACH)
Installation 5 Requirements for the installation site Installing the product casing ▶ Select the installation site so that the pipes can be easily routed (gas supply, water supply and drain). ▶ Do not install the product above an appliance whose use may damage the gas-fired instantaneous water heater (e.g.
5 Installation Integration into a solar system Caution. Risk of material damage due to the gas The inlet temperature must not exceed 45 °C. leak-tightness test. The hot water temperature must not exceed 60 °C. ▶ At a test pressure of >11 kPa (110 mbar), gas Install thermostatic 3-way valves.
Remove the product casing (→ Page 11). Observe the applicable national regulations. ▶ When starting up the unit, proceed in accordance with To convert the gas, use only Vaillant conversion sets or the attached checklist. Vaillant spare parts. Commissioning checklist (→ Page 22) Follow the instructions contained in the documentation that is supplied with the conversion sets or spare parts.
Connect a manometer to the test nipple on the gas valve prox. 10 minutes). assembly. ▶ ▶ Block off the flue gas route with a Vaillant flue gas re- Open the gas stopcock. ▶ strictor, for example. Also observe the documentation Start up the product in accordance with the operating enclosed with the flue gas restrictors.
If the gas flow pressure lies outside the per- gas sensor is working without any problems. missible range, this can cause operating ▶ If you are unable to eliminate the fault, contact Vaillant faults in and damage to the product. Customer Service. ▶...
8 Inspection and maintenance Draining the product Loosen the drain screw (1) and the sealing ring for the draining. Open all of the hot water valves that are connected to the product so that the product and lines drain until they are completely empty.
Inspection and maintenance 8 Cleaning the burner Removing the down-draught diverter Use a brass wire-brush to carefully remove combustion residues from the burner without damaging the burner. Clean the jets, injectors and burner rails with a soft brush and blow out any dust or dirt outside the install- ation room from the outside to the inside using com- pressed air.
8 Inspection and maintenance Removing the heat exchanger Cleaning the heat exchanger Use a spray of water to rinse through the fins of the heat exchanger. Use a soft brush to remove the heavier soiling on the fins of the heat exchanger. –...
Inspection and maintenance 8 ure selector spindle, remove these and clean the tem- Conditions: The deviation is greater than ±5% perature selector spindle. ▶ Check whether the correct burner jets have been used in Check the stuffing box for tightness. If a stuffing box is the injector rail for the burner by comparing the labels on leaking, replace the water valve.
Unscrew the sealing screw from the test nipple (1) for Tables of gas settings (→ Page 26), do not start up the the burner pressure. product. Report this to Vaillant Customer Service. Connect a U-tube manometer (resolution at least Remove the U-tube manometer.
Anrufen aus dem Mobilfunknetz ggf. abweichende Tarife - nähere Information erhalten Sie bei Ihrem Mobilnetzbe- treiber) Der flächendeckende Kundendienst für ganz Österreich ist täglich von 0 bis 24 Uhr erreichbar. Vaillant Kundendienst- techniker sind 365 Tage für Sie unterwegs, sonn- und feier- tags, österreichweit. Applicability: Belgium N.V.
Check the entire water route for tight- Carry out a visual check. ness Checking that the flue gas sensor See section "Checking that the flue gas Vaillant flue gas restrictor works correctly sensor works correctly". Measuring the chimney draught The maximum draught must not ex- Analyser for chimney draught ceed 15 Pa.
Appendix Symptom Possible cause Measure ▶ The product switches off during The flue gas guiding is restric- Check that the flue system has been installed correctly and operation. The LED flashes red. ted, which causes overheating that there are no problems with the flue system. (flue pipe is blocked).
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Appendix Gas flow Gas family Gas flow at nominal heat input in l/min 11-4/1 14-4/1 Natural gas 2E (G20) 38.3 48.7 Natural gas 2E+ (G25) 41.7 52.8 Liquid gas 3P (G31) 14.8 18.8 Burner pressure Gas family Burner pressure for nominal heat input 11-4/1 14-4/1 Natural gas 2E (G20)
Appendix Type G wiring diagram Applicability: MAG 114/1 G(E-BE/FR) OR MAG 114/1 G(H-DACH) OR MAG 114/1 G(LL-DE) OR MAG 114/1 G(P-BE/FR) OR MAG 114/1 G(P-CH) OR MAG 144/1 G(E-BE) OR MAG 144/1 G(H-AT) OR MAG 144/1 G(H-DE/CH) OR MAG 144/1 G(LL-DE) OR MAG 144/1 G(P-BE) OR MAG 144/1 G(P-CH) Gas valve assembly...
Appendix Inspection and maintenance interval The table below lists the manufacturer requirements with respect to minimum inspection and maintenance intervals. If na- tional regulations and directives require shorter inspection and maintenance intervals, you should observe these instead of the intervals listed. Each time inspection and maintenance work is carried out, carry out the required preparatory and com- pletion work.
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Appendix MAG 114/1 G(E- MAG 114/1 G(H- MAG 114/1 G(LL- MAG 114/1 G(P- BE/FR) DACH) BE/FR) Net weight 10.9 kg 10.9 kg 10.9 kg 10.9 kg Gross weight 13.8 kg 13.8 kg 13.8 kg 13.8 kg Test symbol/registration no. 1008CS3137 1008CS3137 1008CS3137 1008CS3137...
Index Index Tool ..................5 Troubleshooting..............15 Atmospheric sensing device..........4 Water connection ..............12 Burner................16–17 Water valve ................. 18 Weight ................. 11 Calcification ................. 12 Carrying out inspection work ..........15 Carrying out maintenance work........... 15 CE label................. 7 Combustion air supply............