THE ELECTRICAL CONNECTION
12 VOLT DC(gE)Connecttheextensioncable(Figure
E34)betweenthecontrolpanelandtheLPgasboiler.
Supplyof12voltstotheboilermustbedirectfromthe
batteryviathevehicle’smainbreaker(FigureE35)or
aseparatebreaker(theboilerconsumersabout70mA
whenitisinstand-byorisswitchedoff).Afuse(Figure
E36)of5Amustbemountedclosetothebattery.The
plusandminuscablebetweenthebatteryandtheboiler
shallhaveanareaof16AWG1,3mm2upto65feet(20
meters)length(32feet/10mforpositivecableand32
feet/10mforminuscable).Withlongercablelengths,
theareamustbeincreasedto14AWG2,1mm2.Ifa
transformerisusedinsteadofbattery,itmustbeofgood
quality,givingproperdirectcurrentandnotpulsingdirect
current.
120 VOLT ~ Connecttheboiler(electricalheatingele-
ment)securelyto120V~andsecurewitha16Abreaker
for1,9kWelectricalheatingelements.Theboilermustbe
protectivelyearthed.Theinstallationmustbecarriedout
byaqualiedpersonaccordingtocurrentnationalregula-
tions.OnlygenuineconnectioncablefromAldemaybe
used.
FILLING THE HEATING SYSTEM
Theheatingsystemshallbelledwithaliquidmixture
consistingofwaterand“GRAS”(generallyrecognizedas
safe)non-toxicpropyleneglycol.Preferablyuseready-
mixedglycolofhighquality(withinhibitor)intendedfor
aluminumheatingsystems.Whenusingconcentrated
glycol,themixtureshallbe60%distilledwaterand40%
glycol.Iftheheatinginstallationissubjectedtolowertem-
peraturesthan-15°F(-25°C),theglycolcontentshould
beincreased;however,notmorethan50%.Thetank
forhandlingtheliquidmustbeabsolutelyclean,andthe
pipesintheheatingsystemmustbefreefromcontamina-
tion.Thisistopreventthegrowthofbacteriaandtomini-
mizetheriskofcorrosionintheheatingsystem.Filling
theheatingsystemiscarriedoutintheexpansiontank,
eithermanuallyorusingAlde’sllingpump(1900811),
whichbothllsandbleedsthesystem.Whenllingmanu-
ally,theliquidmustbepouredinslowlyuntilthelevelis
about1/2inch(1cm)abovetheMINlineonthetank.
Bleedtheheatingsystem.Pourinsomemoreifthelevel
34.Cable.
35. Switch.
36.Mainfuse5A.
37.12VConnection.
38.2-poleconnection
plinthonboiler.
120 V ~ must be well separated from 12 V.
hasgonedownfrombleeding.Withanewlylledheat-
ingsystem,bleedatregularintervalsduringtherstdays
thattheheatingisrunning.Forothercareoftheheating
system,seetheUserInstructions.
INSPECTING THE SYSTEM
The LPG system
• AlwayschecktheLPGasinstallationforleaksafter
installationorservice.
• Ifthereisleakage,localizetheleakwithleaksprayor
soapywater.
• Checkthatthereductionvalveisattherightpressure.
THE HEATING SYSTEM
• Theheatingsystemshallbecheckedforleakswhen
theentiresystemisvisible,i.e.,beforethextures
havebeenmounted.Checkscanbemadeintwo
ways.Eitherleakagecontrolwith0.75–1.0barover
15min.-pressurereductionmax.0.05bar,orbyll-
ingthesystemwithliquidandcheckingvisually.
Noleakageofliquidisacceptable.
• Checkthatallhoseclipsaremountedandcorrectly
located.
MISCELLANEOUS
• Checkthatthedrainhosesontheexpansiontank
andthedraincockforhotwaterarenotblocked.
• Checkthatueandhosesarecorrectlyinposition,
andthathoseclipsaremountedandfastened.
• Checkthattheboiler’sservicereporthasthemanu-
facturingnumberandinstallationdateenteredinit.
NOTICE
If there is no glycol liquid in the heating system,
wait before connecting 12 V to the boiler This is so
that the boiler shall not be started by mistake with-
out glycol. The cable must not be extended. Only
use genuine cables from Alde, which are available
in various lengths.
39. ControlPanel3010614.
40.Circulationpump12V.
42.Boiler.
43. 10-poleconnection
plinth.
44. Battery12V.
Figure E
34
36
37
38
39
43
42
44
35
40