100 Climate controlWith the front passengercompartment air conditioning systemswitched on, adjust the air flow toselect the desired speed.Ensure the air vents are open when inuse, to prevent ice forming in thesystem due to lack of air movement.Auxiliary heaterCoolant heaterThe Eberspächer engine-independent, fuel-powered coolantheater provides rapid heating of theengine coolant to enable heating ofthe vehicle interior without the enginerunning.9 WarningDo not operate the system whenrefuelling, when dust orcombustible vapours are presentor in enclosed spaces (e.g.garage).Before starting or programming thesystem to start, turn the vehicle'sclimate control system to heat and theair distribution to V.Switch off when not required. Heatingstops automatically after theprogrammed runtime. It will alsocease to operate if the vehicle fuellevel drops too low.During operation, power from thevehicle battery is used. The drivingtime should therefore be at least aslong as the heating time. For shortjourney times, check the vehiclebattery regularly and recharge ifnecessary.To ensure efficient performance,briefly operate the auxiliary heateronce a month.Control unitsThe timer or remote control unit turnsthe system on and off, and is used toprogramme specific departure times.Timer1X Activationbutton= Switches the controlunit on/off andchanges displayedinformation2 q Backbutton= Selects functions inthe menu bar andadjusts values3 Menu bar = Displays theselectable functionsY, x, P, Ö and Y4 r Nextbutton= Selects functions inthe menu bar andadjusts values5 OK button = Confirms selection
