Operating instructions

39
Part Number 550-142-784/0812
GWA Series 2 Gas-Fired Water Boilers – Boiler Manual
Handling ceramic fiber and fiberglass materials
REMOVAL OF COMBUSTION CHAMBER LINING OR BASE PANELS
 Thecombustionchamberliningorbaseinsulationpanelsinthisproductcontainceramicbermaterials.Ceramic
berscanbeconvertedtocristobaliteinveryhightemperatureapplications.TheInternationalAgencyforResearch
onCancer(IARC)hasconcluded,“Crystallinesilicainhaledintheformofquartzorcristobalitefromoccupational
sourcesiscarcinogenictohumans(Group1).”:
o Avoidbreathingdustandcontactwithskinandeyes.
• UseNIOSHcertieddustrespirator(N95).ThistypeofrespiratorisbasedontheOSHArequirementsfor
cristobaliteatthetimethisdocumentwaswritten.Othertypesofrespiratorsmaybeneededdependingon
thejobsiteconditions.CurrentNIOSHrecommendationscanbefoundontheNIOSHwebsiteathttp://
www.cdc.gov/niosh/homepage.html.NIOSHapprovedrespirators,manufacturers,andphonenumbers
are also listed on this web site.
• Wearlong-sleeved,loosettingclothing,gloves,andeyeprotection.
o Applyenoughwatertothecombustionchamberliningorbaseinsulationtopreventairbornedust.
o Removecombustionchamberliningorbaseinsulationfromtheboilerandplaceitinaplasticbagfordisposal.
o Washpotentiallycontaminatedclothesseparatelyfromotherclothing.Rinseclotheswasherthoroughly.
NIOSH stated First Aid.
o Eye:Irrigateimmediately
o Breathing: Fresh air.
REMOVAL OF FIBERGLASS WOOL — OR —
INSTALLATION OF FIBERGLASS WOOL, COMBUSTION CHAMBER LINING OR BASE
PANELS:
 Thisproductcontainsberglassjacketinsulationandceramicbermaterialsincombustionchamberliningorbase
panelsingasredproducts.AirbornebersfromthesematerialshavebeenlistedbytheStateofCaliforniaasa
possiblecauseofcancerthroughinhalation.
o Avoidbreathingdustandcontactwithskinandeyes.
• UseNIOSHcertieddustrespirator(N95).ThistypeofrespiratorisbasedontheOSHArequirementsfor
berglasswoolatthetimethisdocumentwaswritten.Othertypesofrespiratorsmaybeneededdepending
onthejobsiteconditions.CurrentNIOSHrecommendationscanbefoundontheNIOSHwebsiteathttp://
www.cdc.gov/niosh/homepage.html.NIOSHapprovedrespirators,manufacturers,andphonenumbers
are also listed on this web site.
• Wearlong-sleeved,loosettingclothing,gloves,andeyeprotection.
o Operations such as sawing, blowing, tear out, and spraying may generate airborne fiber concentration requiring
additional protection.
o Washpotentiallycontaminatedclothesseparatelyfromotherclothing.Rinseclotheswasherthoroughly.
NIOSH stated First Aid.
o Eye:Irrigateimmediately
o Breathing: Fresh air.