Eco EHC-FH02 Installation And User Manual
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Contents
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adjusting the settings of single radiators so that they give off more (positiveoffset) or less (negative offset) heat.• Press the ‘PROG’ button until ‘Sond’ appears in the LCD.• Use the scroller to select the special ‘OFFS’ function.• To confirm your selection, briefly press the ‘PROG’ button.• Use the scroller to select the valve operating mechanism/radiator yourequire, and confirm your selection by pressing the ‘PROG’ button.• Use the scroller to set the offset, and confirm your setting by pressingthe ‘PROG’ button. The heating control then returns to the normaloperating mode.You may have to repeat this process several times until the heating powerhas been optimally distributed.10. Replacing the batteries10.1. FHT 80b Wall Thermostat (heating control)If the ‘14. Replacing the batteriesa) ‘FHT80B’ heating controlIf the ‘ ’ symbol appears on the LCD, this means that the batteries are low and must bereplaced.To replace the batteries, proceed as follows:• Remove the heating control from the wall holder and open the battery compartment cover(slide down).• Remove the batteries from the battery compartment and dispose of them according to theapplicable environmental regulations. See section 18, page 58.• Insert two new AA batteries; make sure the polarity is correct. If possible, use alkalinebatteries.• Close the battery compartment.• If a ‘FHZ1000’ central unit is present, the heating control automatically requests the currenttime and date and then sets these. Otherwise you need to set these manually.The time program settings, the comfort/lowering temperature settings and so on aremaintained.• As the heating control and the valve operating mechanism are no longer synchronised with eachother, the heating control performs a synchronisation procedure (‘SYnC Auto’) that lasts approx.’ symbol appears on the LCD, this means that the batteries are lowand must be replaced.To replace the batteries, proceed as follows:• Remove the heating control from the wall holder and open the batterycompartment cover (slide down).• Remove the batteries from the battery compartment and dispose ofthem according to the applicable environmental regulations. Seesection 16, page 39.• Insert two new AA batteries; make sure the polarity is correct. Ifpossible, use alkaline batteries.• Close the battery compartment.33 |
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