Curtis Gemini 12D Series - Water Not Heating Diagnosis; Water Too Hot; Excessive Steaming; Warmer Not Heating Diagnosis

Water Does Not Heat At All
• $IFDLUPTFFJGUIFXBUFSMFWFMJOUIFUBOLJTJODPOUBDUXJUIUIFXBUFSMFWFMQSPCF*GOPUTFFTank Does Not Fill
5IFXBUFSXJMMOPUIFBUVOMFTTJUJTJODPOUBDUXJUIUIFQSPCF
• *GUIFXBUFSIFBUTCVUJTOPUIPUFOPVHITFF Water Not Hot Enough
• *GUIF3&"%:50#3&8MJHIUJTPOCVUUIFXBUFSJTOPUIPUDIFDLUIFSFTJTUBODFBDSPTTUIFMFBETPGUIF
UFNQFSBUVSFTFOTPS*GUIFSFTJTUBODFJTMFTTUIBOLBOEUIFXBUFSJTOPUIPUSFQMBDFUIFUFNQFSBUVSFTFOTPS
*GUIFTFOTPSSFTJTUBODFJTBCPWFLXIFOUIFXBUFSJTDPPMSFQMBDFUIFDPOUSPMCPBSE
5IFGPMMPXJOHTUFQTBSFQFSGPSNFEXJUIUIFSFBSUPHHMFTXJUDIJOUIF0/QPTJUJPO
 $IFDLGPSQPXFSBDSPTTUIFUFSNJOBMTPGUIFIFBUJOHFMFNFOUT*GQPXFSJTCFJOHTVQQMJFESFNPWFUIFXJSFT
BOEDIFDLGPSBOPQFOIFBUJOHFMFNFOU
2 *GUIFSFJTOPQPXFSUPUIFFMFNFOUTUSBDFUIFDJSDVJUCBDLVTJOHUIFELECTRICAL SCHEMATIC) to the
QPXFSDPSEUPmOEPVUXIFSFQPXFSJTMPTU*GUIFSFJTQPXFSJOUPUIFUSJBDCVUOPUPVUTFFUIFGPMMPXJOHTUFQ
3 *GUIFSFJTQPXFSJOUPBUSJBDCVUOPUPVUDIFDLGPSQPXFSBUUIFHBUFUFSNJOBM"MTPDIFDLUIFXJSFUP"GSPN
UIFDPOUSPMCPBSE*GUIFDPOOFDUJPOTBSFHPPEBOEQPXFSJTCFJOHTVQQMJFEUPUIFUSJBDCVUUIFSFJTOPWPMUBHF
PVUPG"SFQMBDFUIFUSJBD$IFDLUIFXJSJOHGSPNUIFDPOUSPMCPBSEUPUIFUSJBD*GUIFXJSJOHJT0,TVTQFDUUIF
DPOUSPMCPBSE
Water Too Hot (Boiling or Excessive Steaming)
 'JSTUDIFDLUPNBLFTVSFUIBUUIFUFNQFSBUVSFTFOTPSJTBUUBDIFEUJHIUMZUPUIFUBOLBOEUIBUIFBUTJOL
DPNQPVOEXBTVTFE"QSPQFSMZNPVOUFETFOTPSTIPVMEIBWFBSFTJTUBODFPGBSPVOELXIFOUIFXBUFSJT
IPU*GOPUSFQMBDFUIFTFOTPS
2 $IFDLUPTFFJGUIFDPOUSPMCPBSEDPOTUBOUMZIBTQPXFSPVUQVUUPUIFUSJBDSFHBSEMFTTPGUIFSFTJTUBODFPGUIF
UFNQFSBUVSFTFOTPS*GTPUIFDPOUSPMCPBSEJTQSPCBCMZCBE
3 *GUIFDPOUSPMCPBSEJTXPSLJOHQSPQFSMZDIFDLGPSBCBEUSJBD
Warmer Does Not Heat
NOTE5IFTBUFMMJUFIFBUJOHFMFNFOUJTEFTJHOFEUPLFFQCSFXFEDPGGFFIPUCVUJTOPUPGTVGmDJFOUXBUUBHFUP
SFIFBUDPMEDPGGFF
 5VSOPOQPXFSUPUIFXBSNFSUIBUJTOPUXPSLJOH5IFXBSNFSDPNFTPOBVUPNBUJDBMMZXIFOUIFCSFXCVUUPOJT
QSFTTFE5IFXBSNFSJTBMTPUVSOFEPONBOVBMMZCZQSFTTJOHUIF8"3.&3CVUUPOPOUIFDPOUSPMQBOFM$IFDL
GPSQPXFSBUUIFUFSNJOBMTPGUIFXBSNFSFMFNFOU*GQPXFSJTTVQQMJFEUPUIFFMFNFOUUFSNJOBMTCVUUIFFMFNFOU
EPFTOPUIFBUSFQMBDFUIFFMFNFOU
2 *GUIFXBSNFSJTOPUSFDFJWJOHQPXFSDIFDLUPTFFJGQPXFSJTCFJOHTVQQMJFECZUIFDPOUSPMCPBSE*GUIFSFJTOP
QPXFSPVUPGUIFCPBSEJUNBZCFEFGFDUJWF*GUIFSFJTQPXFSPVUQVUDIFDLUIFXJSJOHIBSOFTT
(&.%#3&8&35306#-&4)005*/((6*%&       ø #
TROUBLESHOOTING GUIDE TG15
IMPORTANT: #FGPSFQSPDFFEJOHNBLFTVSFUIBUUIFDPOUSPMQBOFMUFNQFSBUVSFJTBEKVTUFEUPDPNQFOTBUF
GPSIJHIFSFMFWBUJPOT5IFGBDUPSZTFUUJOHJT¡'3FEVDFUIFUFNQFSBUVSFTFUUJOHUXPEFHSFFTGPSFWFSZ
GFFUPGFMFWBUJPOBCPWFGFFU