...Alarm light comes on emmediatly and there's no heat. I've tried this many many times with no results. What can I do to get the heater operating again? Thanks, Judith me too I'm also having the same ...
alarm and the panel on the thermostat says, "aux heat on". The buzzing starts when the unit is running (heat on only indicator) and you turn it down one degree lower than current temp and the aux heat
...ALARM light comes on. The unit still rotates normally but it will not conduct any heat. There dosen't seem to be any answers or trouble shooting tips in the manual. Is there a way to reset the unit & ...
alarm light came on. no heat. still occilates Optimus H-4436 Electric Heater i cannot locate a manual or figure out problem. I have only had mine for 3 weeks when it did the same thing, I looked up ...
alarm) is constantly on. When I turn on the CH the water pressure increases as the system gets hotter.To eleviate this I drain the water from the nearest radiator. This brings down the water pressure.
...HEAT OR COLD (I won't bother typing the rest) except for: LOW Battery icon for the sensor will show up on either the ch 1 or ch 2 display depending on which sensor is losing battery power. Battery ...
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