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Water Heater
American Water Heater
manual
- page 2
Models:
381T1206NOX
381T1546NOX
395T1806NOX
395T1996NOX
395T2506NOX
BCL
ULTRA LOW NOx SERIES 104
1
2
32
32
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32 pages, 4.44 Mb
Contents
Main
Page
Table of conTenTS
inTroducTion
QualificaTionS
Service Warning
Service reminder
ToolS reQuired
inSTallaTion conSideraTionS gaS and elecTrical characTeriSTicS
gaS preSSure reQuiremenTS
mulTiple appliance inSTallaTionS:
air Supply:
inSufficienT maKe-up air, negaTive air preSSure and doWndrafTS:
maKe-up air direcT communicaTion WiTh ouTdoorS:
conTaminaTed air:
air reQuiremenTS:
cloSed WaTer SySTemS:
Thermal eXpanSion:
conTaminaTed air:
poWer Supply:
feaTureS and componenTS
bloWer and burner aSSembly
burner replacemenT:
Page
SparK igniTer, flame SenSor, SighT glaSS
SparK igniTer / flame SenSor / conTrol Timing
venTing
inSTallaTion venTing caTegory and maTerialS
minimum clearanceS
minimum clearanceS To combuSTible or non-combuSTible conSTrucTion:
Page
venTing TableS Technical venTing daTa
operaTion and Service
SeQuence of operaTion:
SeQuence of operaTion floW charT
lighTing and operaTing label
WARNING:
ON OFF
TO TURN OFF GAS TO APPLIANCE
GNITAREPO EROFEB DAER YTEFAS RUOY ROF
TroubleShooTing
complainT cauSe
remedy uSer Qualified agency
conTrolS overvieW - conTrol boX aSSembly
preSSure SWiTcheS all modelS
high limiT SWiTch/ digiTal ThermoSTaT
Page
conTinuiTy checK of high limiT (eco)
if......... Then............
condiTionS:
upper TemperaTure probe conTinuiTy checK
loWer TemperaTure probe conTinuiTy checK
igniTion conTrol
STarT up/ flame recovery/ SafeTy locKouT
STarT up - heaT mode
failure To lighT - locKouT
faulT condiTionS
inTernal conTrol failure
TroubleShooTing guide for igniTion conTrol
flame SenSor currenT checK
ugb bloWer Speed conTrol
Page
commercial gaS WaTer heaTerS
american Water heaters