Glow-worm Ultracom2 sxi - Dimensions

0020112600_02-10/12-Glow-worm
- 11 -
INSTALLATION
Bypass
Theboileristtedwithanautomaticbypasswhichcanbe
adjustedtosuityoursystemrequirements.
• Ensurethatundernocircumstancesdoestheowratedrop
belowthegurespecied,refertochapter"Technicaldata".
Filling the sealed system
i
The water pressure at the boiler must be at least
1.2bar to operate the lling loop. If the pressure
is less than 1.2bar an external lling loop must be
tted. If this pressure is not available contact the
local water authority.
Suitableexternalllingsystemsareshowndiagrammatically,
seediagrambelow.
1
2
3
3
2
1
7
9
8
5
6
5
4
7

 
 
 
 
 
 
 
 
 
Thesystemshouldbepressurisedto0.8bar,indicatedonthe
digitaldisplaywithnoheatingdemand.
Drain points
Draintapsmustbeprovidedatalllowpointsofthesystem,
whichwillallowtheentiresystemtobedrained.
DraintapsshallbetothecurrentissueofBS2879.
Water treatment
-Itisessentialthatpriortoinstallingthenew
boilerthesystemisthoroughlyushed.
-Foroptimumperformanceafterinstallation,the
boileranditsassociatedcentralheatingsystemshouldalsobe
ushed.
FlushingshallbecarriedoutinaccordancewithBS7593,a
chemicalcleansercanbeusedeitherSentinelX300,X400or
FernoxF3aresuitable.
Itisrecommendedtoushexistingsystemsrstbeforetting
thenewboiler.
• Ensureallcleanserisremovedfromthewholesystembefore
addinganinhibitor.
Forlong-termcorrosionprotectionafterushing,aninhibitor
suitableforstainlesssteelheatexchangerscanbeused.Either
SentinelX100orFernoxF1inhibitorcanbeused.
Theboilerissuitableforuseonsystemsusingsoftenedwater.
 
418
344
130
346
740