1BHF t %3*45&&. 7BQPSMPHJD *OTUBMMBUJPO BOE 0QFSBUJPO .BOVBM
Operation
Table 82-1:
Troubleshooting guide (continued)
Heat
ing
i
ssue
s
Issue
Possible causes
Actions
Heater burnout
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t 3FQMBDFQSPCFT
t *NQSPQFSXJSJOH
t 7FSJGZQSPQFSWPMUBHFBQQMJFEUPIFBUFS
t 7FSJGZQSPQFSFMFDUSJDBMDPOOFDUJPOT
t .JOFSBMCVJMEVQPOIFBUFST
t 5IFIVNJEJGJFSNBZCFVOEFSTJ[FE*ODSFBTFIVNJEJGJFSDBQBDJUZPS
replace with larger humidifier. Consult DRI-STEEM.
t *OTQFDUUBOLGPSTFWFSFNJOFSBMCVJMEVQPOPSBSPVOEIFBUFS
Increase skim duration, frequency of drain cycle, and/or frequency
of cleaning. Use softened makeup water.
t$POUBDUPSTGBJMFEUPPQFO
t3FQMBDF
t443GBJMFEDMPTFE
t3FQMBDF443DPOUSPMMFS
t )FBUFSDPSSPTJPO
t *OTQFDUIFBUFSGPSTVSGBDFDPSSPTJPOPSQJUUJOH#FGPSFSFQMBDJOH
burned-out heater verify chloride content in supply water is very
low.
Tank does not heat up.
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under heater wiring cover tripped
t 3FTFUUIFSNPTUBUTXJUDI
t )VNJEJGJFSDPWFSJOUFSMPDLTXJUDI 7BQPSTUSFBN
models only)
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t $PNCVTUJPOBJSTXJUDIPSQPXFSWFOUTXJUDI
(GTS only)
t $IFDLWFOUJOHTZTUFNBOEDPNCVTUJPOEBNQFST
t 7FSJGZXJSJOHBOEDPOOFDUJPOTPOTXJUDIFTBSFQSPQFSMZ
connected.
t *ODPSSFDUPSOPOFYJTUFOUDPOUSPMWPMUBHF
t $IFDLGPSQSPQFSTVQQMZWPMUBHFPOFMFDUSJDBMEJBHSBN
t 7FSJGZQSPQFSUSBOTGPSNFSWPMUBHFDIBSBDUFSJTUJDT
t 7FSJGZQSPQFSXJSJOHPGUSBOTGPSNFS
t $IFDLGPSDPOUSPMDJSDVJUWPMUBHFPOFMFDUSJDBMEJBHSBN*GWPMUBHF
is not present, troubleshoot boards and wiring system for
potential short circuit.
t *ODPSSFDUPSOPOFYJTUFOUTVQQMZWPMUBHFUPUIF
unit
t $IFDLNBJOMJOFGVTF
t $IFDLNBJOMJOFTBGFUZTXJUDI
t $IFDLIFBUFSGVTFTBOEXJSJOHEJBHSBN
t %VDU3)BCPWFIJHIMJNJUTFUQPJOU
t $IFDLGPSEVDUBJSGMPX
t 7FSJGZPQFSBUJPOPGEVDUIJHIMJNJUTXJUDIPSUSBOTNJUUFS
t /PEFNBOETJHOBM
t $IFDLTJHOBMCZPUIFST
t $IFDLGPSNJTXJSFEDPOOFDUJPO
t 7FSJGZJOUIF4FUVQNFOVUIBUIVNJEJGJFSJTDPOGJHVSFEGPSEFNBOE
signal.
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t $IBOHFNPEFUP"VUP
Humidifier tank has proper
water level and is always
warm.
t "RVBTUBU
t 5IJTJTOPSNBMUIFBRVBTUBUJTNBJOUBJOJOHBDFSUBJOUBOLXBUFS
temperature within range of 40 ºF to 180 ºF (4 ºC to 82 ºC).
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t 443QPXFSDPOUSPMMFS
t 443DPOUSPMEFWJDFTTIPSUFEDMPTFEDIFDLSFQMBDF
t 1IBTFUPQIBTFXJSJOHDSPTTFE
t $POUBDUPS
t $POUBDUPSTIPSUFEDMPTFESFQMBDF
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