Gas
09-6
c) Summeroperation
(Watertemperature40°Cor60°C)
d) Winteroperation
(Heatingwithoutregulatedwatertemperatureorwith
drainedwatersystem)
e) Winteroperation
(Heatingwithregulatedwatertemperature)
f) Rotaryswitch“OFF”
g) YellowLEDlightsup:“BOILERHEAT-UPPHASE”
h) RedLEDlightsup,redLEDashes
“MALFUNCTION”:carefullycleantheheater’srotary
switchwithabrush.
FrostControl
FrostControlisanon-electricsafetyordrainvalve.Ifthere
isariskofsub-zerotemperaturesitautomaticallydrainsthe
contentoftheboilerviaadrainoutlet.
Ifthesystemisunderexcesspressureintermittentpressure
equalisationwillautomaticallytakeplaceviathesafetyvalve.
k) Rotaryswitchposition“ON”
l) Pushbuttonposition“CLOSED”
m)Pushbuttonposition“DRAIN”
n) Drainoutlet(totheoutsidethroughthevehicleoor)