ProSelect Force Steam Gas Boiler Installation Manual

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FIGURE 16: GAS VALVE DETAIL - HONEYWELL VR8204 AND VR8304
NOTE
Whensubstantialamountofmake-upwaterisusedduetolostcondensate,orwhenmake-upwaterishardorcorrosive,
watertreatmentisrequired.Contactqualiedwatertreatmentcompanyforrecommendedwatertreatmentcompounds
andprocedures.
e) TurnoffgassupplytoboilerpertheOperatingInstructions-seeFigure14.Drainhotwaterfromboilerthrough
boilerdrainvalvetoalocationwherehotwatercanbesafelydischarged.Relltheboilertonormalwaterlinelevel.
Ifwaterinthegaugeglassdoesnotlookclear,repeataboveboil-outprocedureagainuntilwaterisclears.
f) Reinstallsafetyvalveandrelatedpiping.
g) ConductpHandAlkalinitytestofwaterinthesystem.ThepHreadingshouldbein7to11range.
XI. System Start-up (continued)