Installation guide

DRI-STEEM Vapor-logic

*OTUBMMBUJPOBOE0QFSBUJPO.BOVBMt1BHF

Table 93-1:

Vapor-logic

troubleshooting guide

Problem Possible cause Action

Unit does not ﬁll with water. t .BMGVODUJPOJOHmMMWBMWF t 6OQMVHQSPCFIFBE'JMMWBMWFTIPVMEPQFO*GmMMWBMWF

does not open, verify proper 24 VAC (terminals 1 and 2)

to ﬁll valve. If voltage is present and valve does not open,

replace valve or valve coil.

t 7FSJGZUIBUDPJMJT7"$

t 7FSJGZUIBUWBMWFTUFNNPWFTGSFFMZ

t /PXBUFSTVQQMZUPmMMWBMWF t $IFDLJGXBUFSTVQQMZMJOFTUSBJOFSJTQMVHHFE

t 7FSJGZUIBUNBOVBMXBUFSMJOFTIVUPGGWBMWFJTPQFOBOE

that pressure exists.

t $IFDLUIBUJOMJOFOFFEMFWBMWFJTPQFO

t 6OJUJTOPUJO"VUP.PEF t (PUP$POUSPM.PEFTTDSFFOBOETFMFDU"VUP

t 7BQPSMPHJD

3 control is in

end-of-season drain mode.

t $IFDLGPSIVNJEJmDBUJPOEFNBOETJHOBMBUDPOUSPMCPBSE

terminals 21, 22, and 23 of terminal block J26 (see Pages

13 and ).

t .BMGVODUJPOJOHMFWFMDPOUSPMTZTUFN t $IFDLUFSNJOBMTBOEPO7BQPSMPHJD

3 control

CPBSEUFSNJOBMCMPDL+GPSDPSSFDUWPMUBHF

− 32 to 33, no water present > 2 VAC

− 32 to 33, water present < 2.5 VAC

− 31 to 33, same readings as above

− 30 to 33, same readings as above

t *OMFUXBUFSOFFEMFWBMWFJTDMPTFE t $IFDLOFFEMFWBMWF

t6OJUJTJO'SFF[F1SPUFDUJPO

Draining"

t3FTFUQPXFS

t'JMMWBMWFTUVDLJODMPTFEQPTJUJPO t3FDZDMFQPXFSUPSFDZDMFmMMWBMWFDMPTJOHBOEPQFOJOH