Install Instructions

Part number 550-100-131/0715
– 105 –
™
GAS-FIRED WATER BOILER — Boiler Manual
&IGURE Troubleshooting suggestions for Evergreen
TM
boilers — &AULTDISPLAYSDIAGNOSTICSANDCORRECTIVEACTIONS
Troubleshooting (continued)
Display
Condition Diagnostics Corrective Action(s)
LOW WTR
CUTOFF OPEN
0DDVSTJGJOUFSOBMMPXXBUFS
DVUPõDPOUBDUTPQFO
"VUPNBUJDSFTFUPDDVSTJG
contacts are open at least one
TFDPOECVUMFTTUIBOTFDPOET
Manual reset of control if
contacts are open longer than
5 seconds.
$IFDLGPSMPXXBUFSDPOEJUJPOJOTZTUFN3FQBJSTZTUFNBTOFDFTTBSZ
refer to piping section of this manual.
*GMPXXBUFSDPOEJUJPOEPFTOPUFYJTUDIFDL%JBHOPTUJDT*OQVUTTDSFFO
UPWJFXTUBUVTPG-PX8BUFS$VUPõ*GTIPXOBT01&/DIFDLXJSJOH
CFUXFFO-8$0BOEDPOUSPM*GXJSJOHJTBMSJHIUSFNPWF-8$0BOE$MFBO
QSPCF*GQSPCMFNTUJMMFYJTUUIFOSFQMBDFUIF-8$0
SUPPLY 58° F >
RETURN
#PJMFS0VUUFNQFSBUVSF
has exceeded the Boiler In
UFNQFSBUVSFCZNPSFUIBO
'
"VUPNBUJDBMMZSFTFUTBGUFS
TFDPOEEFMBZXIFODPOEJUJPOT
no longer exist or using manual
reset on display.
7FSJGZXBUFSQJQFJTJOTUBMMFEDPSSFDUMZQFSJOTUSVDUJPOTJOUIJTNBOVBM
7FSJGZQSPQFSDJSDVMBUPSBOETQFFEGPSCPJMFSTJ[FBOETZTUFN
requirements.
4FFNFTTBHFEJTQMBZFE5&.1&3"563&4&/403BOEGPMMPXQSPDFEVSFGPS
loose connections.
RETURN >
SUPPLY
0DDVSTJGBSFUVSOXBUFS
temperature is greater than
the corresponding supply
UFNQFSBUVSFCZ'PSNPSF
"VUPNBUJDBMMZSFTFUTXIFO
condition no longer exists.
7FSJGZQSPQFSnPXEJSFDUJPOPGUIFCPJMFSDJSDVMBUPS
7FSJGZQSPQFSQMBDFNFOUPGTZTUFNTFOTPSTGPSTJOHMFPSNVMUJQMFCPJMFS
TZTUFN4ZTUFNTFOTPSTTIPVMECFPOTZTUFNQJQJOHOPUPOUIFCPJMFS
loop.
7FSJGZTFOTPSTBSFXJSFEUPDPSSFDUUFSNJOBMMPDBUJPOT
4ZTUFNTFOTPSTNBZOFFEUPCFMPDBUFEGVSUIFSBXBZGSPNUIFCPJMFS
MPPQDPOOFDUJPOUPUIFTZTUFNJGQSPYJNJUZUPUIFCPJMFSMPPQJTDBVTJOH
TFOTPSTUPCFIFBUFEJOBDDVSBUFMZ
SUPPLY WATER
TEMPERATURE
TOO HIGH
0DDVSTXIFOUIF4ZTUFN
Supply temperature goes
BCPWF'XIFOUIF
CVSOFSJTSVOOJOH
"VUPNBUJDBMMZSFTFUTXIFO
4VQQMZUFNQFSBUVSFHPFTCFMPX
'
7FSJGZQSPQFSnPXEJSFDUJPOPGUIFCPJMFSDJSDVMBUPS5IJTDJSDVMBUPSNVTUCF
JOTUBMMFEUPQVTIXBUFSUISPVHIUIFTZTUFN
TEMPERATURE
SENSOR FAULT
0DDVSTJGBUFNQFSBUVSF
sensor has electrically shorted
4)035PSIBTCFDPNF
EJTDPOOFDUFE01&/
Will automatically reset if the
condition clears.
$IFDLBMMUIFUFNQFSBUVSFSFBEJOHTPGUIFCPJMFSPOUIF%*"(/045*$4
5&.1&3"563&4NFOVUPEFUFSNJOFJGBOZTFOTPSTBSFDVSSFOUMZEJTQMBZFE
BT4)035PS01&/$PNQBSFUIJTUPUIFCPJMFSUFNQFSBUVSFTSFDPSEFE
JOUIF%*"(/045*$4&33034-0$,065)*4503:5&.1&3"563&4
during the last several lockout conditions.
%FUFSNJOFXIJDITFOTPSTBSFTVTQFDUBOENFBTVSFUIFJSSFTJTUBODF
WBMVFBOEDPNQBSFJUUPUIFWBMVFTTIPXOJO'JHVSFQBHF. If the
SFTJTUBODFWBMVFTBSFJODPSSFDUSFQMBDFUIFUFNQFSBUVSFTFOTPS3FGFSUP
SFQBJSQBSUTTFDUJPOGPSQSPQFSQBSUOVNCFS
$IFDLXJSFIBSOFTTGPSMPPTFDPOOFDUJPOTBOEQJOFOHBHFNFOUBUTFOTPS
DPOOFDUJPODIBTTJTNPVOUDPOOFDUJPOUISPVHIDPOUSPMIPVTJOHBOE
UIFDPOUSPM6OQMVHDPOOFDUJPOBUTFOTPSBOEBUDPOUSPMBOEDIFDL
DPOUJOVJUZCFUXFFOFOET
*GQSPCMFNQFSTJTUTBGUFSDIFDLJOHJUFNTBCPWFSFQMBDFDPOUSPM3FGFSUP
SFQBJSQBSUTTFDUJPOGPSLJUOVNCFS
0DDVSTJGEVBMUFNQFSBUVSF
TFOTPSTWBMVFTIBWFTQSFBECZ
NPSFUIBU'JGUIFCVSOFS
is on.
"VUPNBUJDBMMZSFTFUTXIFO
TFOTPSTBSFXJUIJO'
'PMMPXQSPDFEVSFGPSBCPWFGPS4)035BOE01&/TFOTPSDPOEJUJPOT
to properly diagnose sensor. If measured resistance values of sensors
DPOWFSUUPUFNQFSBUVSFTTFQBSBUFECZNPSFUIBO'SFQMBDFUIF
sensor.
FLUE TEMP
TOO HIGH
0DDVSTJGnVFUFNQFSBUVSF
TFOTPSFYDFFET'
8BSOJOHPS'-PDLPVU
"VUPNBUJDSFTFUPDDVSTJG
UFNQFSBUVSFESPQTCFMPX'
for 2½ minutes.
Manual reset is required if the
UFNQFSBUVSFSJTFTBCPWF¡'
3FTFUVTJOHNBOVBMSFTFUTDSFFO
on display.
'PMMPXQSPDFEVSFGPSBCPWFGPS4)035BOE01&/TFOTPSDPOEJUJPOT
to properly diagnose sensor. In addition inspect heat exchanger
DPNCVTUJPODIBNCFSBOEnVFXBZTGPSBCOPSNBMXFBSPSCVJMEVQ
*OTQFDUWFOUTZTUFNGPSBCOPSNBMXFBSPSEBNBHF
$POUBDU8FJM.D-BJO5FDIOJDBM4VQQPSU