Vaillant ecoTEC exclusive 832 Installation And Maintenance Instructions Manual

Also see for ecoTEC exclusive 832: Installation and maintenance instructions Installation and maintenance instructions

Contents

ecoTEC exclusive installation and maintenance instructions / 0020017768_0426If the connection pressure is not within the permissiblerange and you cannot resolve the problem, inform thegas supply authority. Proceed as follows:Take the appliance out of operation.• Close the gas isolation cock on the unit.• Remove the pressure gauge and screw the sealingscrew (1) back in again.• Make sure that the sealing screw is not leaking.Put the front casing back on.Do not start up the appliance!6.2.3 Checking CO2 content and setting if neces-sary (setting the air figure)• Remove the front cover.• Activate test programme P.1 (see Chapter 9.2).• Wait at least 5 minutes until the appliance reachesits operating temperature.1234Fig. 6.6 Checking/adjusting the CO2 content• Measure the CO 2 content on the flue gas measuringnozzles (1). Compare the measured value with thecorresponding value in Table. 6.4.• If the CO2 content needs to be adjusted, release thescrew (3) and hinge the air intake pipe (2) through90° to the front. Do not remove the air intake pipe!• If necessary, set the corresponding CO2 content(value with removed appliance front, see Table 6.4)by turning the screw (4) in.- Turning to the left: higher CO2 content,- Turning to the right: lower CO2 content,h Note!Natural gas: Adjust only in increments of 1/8turn and wait approx. 1 minute after each ad-justment until the value stabilises.h Note!Liquid gas: Adjust only in increments of 1/16turn and wait approx. 1 minute after each ad-justment until the value stabilises.• After completion of the setting process, hinge the airintake pipe back up.• Check the CO 2 content again.• If necessary, repeat the setting process.• Press the "i" button. The "Full load mode" is turnedoff. The full load mode is also exited if no button ispushed for 15 minutes.• Re-secure the air intake pipe with the screw (3).• Put the front casing back on.SettingsNaturalgas HTolerancePropaneTolerance UnitCO2 after 5 minutes full loadmode with front casing re-moved9,0 +/- 1,0 10,0 +/- 0,5 Vol.–%set for Wobbe-Index W0 12,4 22,5 kWh/m3Table 6.4 Factory gas settings6.3 Checking the equipment functionAfter installing and checking the gas supply pressure,perform a function check before commissioning the ap-pliance and handing over to the user.• Commission the appliance in accordance with the in-structions in the relevant operating manual.• Check the gas infeed, exhaust gas installation, boiler andheating installation and the hot water pipes for leaks.• Check the flue pipe for proper installation.• Check over-ignition and that the flame on the burneris burning evenly.• Check the function of the heating (see Chapter 6.3.1)and the hot water preparation (see Chapter 6.3.2)• Hand the unit over to the user.The Vaillant ecoTEC exclusive has status codes whichindicate the operating condition of the appliance in thedisplay. Functional checks of the hot water and heatingoperation can be undertaken using these status codesby pushing the button "i".6 Start-up