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Page 2: ...s installed in a compartment do not obstruct any purpose provided ventilation openings and do notuseJor storage purposes If agas leak or fault exists or is suspected turn offthe appliance and consult...
Page 3: ...k the water contents of the system The white hand of the pressure gauge Q should be within the green band about 1 to 1 5 bar If the hand is on or below the mark about 0 8 bai when the system is cold t...
Page 4: ...pilot isalight by looking through the viewing window After pilot ignition keepthe push button depressed for about 10 seconds Ifthe pilot does not light llold depressed for a longer period to allow any...
Page 5: ...lower flow rate may be achieved By mixing in cold water you can adjust tq any required lower temperature On closing the tap the appliance automatically cuts out or changesto heating if set to do so A...
Page 6: ...f 9 a follows The domestic hot watertemperature can be increased by reducing the water flow rate from the appliance Turn the knob anti clockwise Tt1e domestic hot water temperature can be reduced by...
Page 7: ...r temperature the minimum setting is 1 For optimum control of your lwating system the follo ving settings are recommended Setting room temperature Set the room thermostat or thermostatic radiator valv...
Page 8: ...ols The flow thermometer indicates the temperature of the water in the central heating circuit NOT ofdomestichotwater On this setting yourVaillant Oombi will also provide domestic hot water Note in th...
Page 9: ...on conditions and usage l ut in ger eral once per yearshould be adequate tis the law that all servicing work is carried out by a competent person such as British Gas or other Corgi registered persona...
Page 10: ...n the appliance If the bOiler shuts down forany reason operation will be prevented for between 15 and 20 minutes After 20 minutes it will be possible to use the appliance in accordance with the instru...
Page 11: ...service cock Flow thermostat Push button to light the pilot 0 Push button to shut off the pilot Heating switch Main switch Viewing window behindthe appliance upper door Room thermostat Water outlet f...
Page 12: ...Head Office Voillaotltd Vaillant House MedwayCi y Estate Trident Close Ro hester KentME2 4 EZ Soles Service Solution TechnicalAdvice Training 01634292310 0870 6060 777 01634 292392 0 1634292370 8 co...
