39
xI Start-up and Checkout
Usethefollowingprocedureforinitialstart-upoftheboiler:
1) Ifnotalreadydone,ushthesystemtoremovesediment,ux,andtracesofboileradditives.Thisshould
be donewiththeboilerisolatedfromthesystem.
2)Filltheboilerandhydronicsystemwithwatermeetingthefollowingrequirements:
  pHbetween6.5and8.5
  TotalSolidslessthan2500PPM
  Hardnesslessthan120PPM(7Grains/Gallon)
  Pressurizethesystemtoatleast12psiattheboiler
3) Checkallnewpipingforleaksandpurgepipingsectionsthatarelledwithair.SeetheNational Fuel Gas
Codeforadditionalinformationontestingandpurginggaslines.
4) Ventsystemmustbecompleteandfreeofobstructionsbeforeattemptingtoreboiler.Makesurethatthe
siliconecuretimecalledforintheventassemblyinstructionshaspassedbeforeringboiler.
5) Inspectalllinevoltagewiringforlooseoruninsulatedconnections.
6) Removethedustcapfromthecondensatetrap(Fig6.11).Addwatertothetrapuntilwaterrunsoutthe
condensatedrain.Reinstallthedustcap.

NOTE

safE lIghTINg aND OThEr PErfOrmaNCE CrITErIa wErE mET wITh ThE gas
TraIN assEmbly PrOVIDED ON ThE bOIlEr whEN ThE bOIlEr uNDErwENT
ThE TEsT sPECIfIED IN Z21.13.
warNINg
• IF ANTIFREEZE IS ADDED To THE SySTEM, uSE oNE oF THE FoLLoWING
APPRoVED PRoDuCTS oR THEIR EquIVALENT:
FERNox ALPHI-11
GE-BETZ SENTINEL x500
• NEVEr aTTEmPT TO fIll a hOT EmPTy bOIlEr.
warNINg
• NEVER uSE A FLAME To CHECk FoR GAS LEAkS.
• MAkE SuRE THAT THE AREA ARouND THE BoILER IS CLEAR AND FREE
FRoM CoMBuSTIBLE MATERIALS, GASoLINE AND oTHER FLAMMABLE
VaPOrs aND lIquIDs