Vaillant ecoTEC pro 24 Installation And Maintenance Instructions Manual

Also see for ecoTEC pro 24: Instructions for use Instructions for installation and servicing Instructions for installation and servicing Instructions for installation and servicing

Adapting the unit to the heating installation 80020244995_02 ecoTEC pro Installation and maintenance instructions 23NoteThe actual reading on the digital pressuregauge should ideally be 0,05 MPa (0,5 bar)plus an additional pressure correspondingto the highest point of the system above thebase of the boiler – 10 m head equals an ad-ditional 1 bar reading on the pressure gauge.The minimum pressure should not be lessthan 0,1 MPa (1 bar) in any installation. Ifthe system is to be treated with an inhibitor itshould be applied at this stage in accordancewith the manufacturer’s instructions. Furtherinformation can be obtained from Sentinel,Betz Dearborn Ltd., Tel: 0151 420 9595, orFernox, Alpha– Fry technologies. Tel: 08708700362.8. Install the front casing.8 Adapting the unit to the heatinginstallation8.1 Calling up diagnostics codesYou can find the setting options in the diagnostics codes inthe installer level.Overview of diagnostics codes (→ Page 31)▶ Call up the installer level. (→ Page 17)8.2 Burner anti-cycling timeTo prevent frequent switching on and off of the burner andthus prevent energy losses, an electronic restart lockoutis activated for a specific period each time the burner isswitched off. The burner anti-cycling time is only activefor the heating mode. Hot water handling during a burneranti-cycling time does not affect the time function element(default setting: 20 mins).8.2.1 Setting the burner anti-cycling time1. Navigate to diagnostics code D.002 in the installer leveland confirm by pressing .2. Set the burner anti-cycling time and confirm by pressing.TFlow(tar-get)[°C]Set maximum burner anti-cycling time [min]1 5 10 15 20 25 3030 2.0 4.0 8.5 12.5 16.5 20.5 25.035 2.0 4.0 7.5 11.0 15.0 18.5 22.040 2.0 3.5 6.5 10.0 13.0 16.5 19.545 2.0 3.0 6.0 8.5 11.5 14.0 17.050 2.0 3.0 5.0 7.5 9.5 12.0 14.055 2.0 2.5 4.5 6.0 8.0 10.0 11.560 2.0 2.0 3.5 5.0 6.0 7.5 9.065 2.0 1.5 2.5 3.5 4.5 5.5 6.570 2.0 1.5 2.0 2.5 2.5 3.0 3.575 2.0 1.0 1.0 1.0 1.0 1.0 1.0TFlow(target)[°C]Set maximum burner anti-cycling time[min]35 40 45 50 55 6030 29.0 33.0 37.0 41.0 45.0 49.535 25.5 29.5 33.0 36.5 40.5 44.040 22.5 26.0 29.0 32.0 35.5 38.545 19.5 22.5 25.0 27.5 30.5 33.050 16.5 18.5 21.0 23.5 25.5 28.055 13.5 15.0 17.0 19.0 20.5 22.560 10.5 11.5 13.0 14.5 15.5 17.065 7.0 8.0 9.0 10.0 11.0 11.570 4.0 4.5 5.0 5.5 6.0 6.575 1.0 1.0 1.0 1.0 1.0 1.08.2.2 Resetting the remaining burner anti-cyclingtime▶ Press .8.3 Setting the maintenance interval1. Navigate to diagnostics code D.084 in the installer leveland confirm by pressing .2. Set the maintenance interval (operating hours) until thenext maintenance work is due and confirm by pressing.Heat de-mandNumberof per-sonsGuideline value for burneroperating hours until thenext inspection/maintenancework is due for an averageoperating time of one year(dependent upon the systemtype)5.0 kW 1 ‑ 2 1050 h2 ‑ 3 1150 h10.0 kW 1 ‑ 2 1500 h2 ‑ 3 1600 h15.0 kW 2 ‑ 3 1800 h3 ‑ 4 1900 h20.0 kW 3 ‑ 4 2600 h4 ‑ 5 2700 h25.0 kW 3 ‑ 4 2800 h4 ‑ 6 2900 h> 27.0 kW 3 ‑ 4 3000 h4 ‑ 6 3000 h