1BHFt%3*45&&.7BQPSMPHJD*OTUBMMBUJPOBOE0QFSBUJPO.BOVBM
Table 85-1:
Troubleshooting guide (continued)
Draining issues
Issue Possible causes Actions
Alarm:
Tank not draining
t 5BOLESBJOPVUMFU t *GUIFIVNJEJGJFSUBOLESBJOPVUMFUJTQMVHHFEDMFBO
t 8BUFSEFUFDUJPOQSPCFT t $MFBOQSPCFPSSFQMBDFQSPCFSPEBTTFNCMZ
t %SBJOWBMWFXJSJOH
t $IFDLESBJOWBMWFXJSJOH
t $IFDLUPCFTVSFESBJOWBMWFJTXJSFEUP5FSNJOBM1ESBJOPO
control board.
t 3FTFU7BQPSMPHJD
t 'JMMWBMWF
t $IFDLGPSWPMUBHFQSFTFOUBUUIFWBMWF*GQSFTFOUDMFBOPSSFQMBDF
valve.
t 3FQMBDFGJMMWBMWFJGXBUFSJTMFBLJOHUISPVHI
t 4ZTUFNQSPHSBNNFEGPSNBOVBMESBJO t 3VOBUFTUDZDMFUPTFFJGUIFTZTUFNBDUJWBUFTESBJOPVUQVU
t %SBJOMJOFCBDLJOHVQXJUIXBUFS
t %SBJOMJOFQMVHHFE
t *OTVGGJDJFOUESBJOMJOFQJUDI
t *OTVGGJDJFOUESBJOMJOFTJ[F4FFUBOLNBOVBMGPSESBJOQJQJOHTJ[F
and pitch requirements.
Unit does not perform
automatic drain sequence
t )VNJEJGJFSNBZOPUIBWFBVUPNBUJDESBJO
system, or automatic drain is disabled
t *OTQFDUVOJUUPWFSJGZUIBUBOBVUPNBUJDESBJOWBMWFXBTGVSOJTIFE
t (PUP4FUVQNFOVUPWFSJGZUIBUBVUPESBJOGMVTIJTFOBCMFE
t %SBJOGBVMUQMVHHFEESBJOWBMWFPSQMVHHFE
drain pipe
t $MFBOESBJOWBMWFQJQJOH
t .BMGVODUJPOJOHBVUPNBUJDESBJOTFRVFODF t (PUP4FUVQNFOVBOEDIFDLBVUPESBJOGMVTITFUUJOHT
t /PQPXFSUPUIFBVUPNBUJDESBJOWBMWF
t $IFDLJG7"$JTQSFTFOUBUUFSNJOBMCMPDL1ESBJOBOEBU
drain valve.
t %FGFDUJWFBVUPNBUJDESBJOWBMWF
t *GWPMUBHFJTQSFTFOUBUUIFWBMWFBOEJUTUJMMEPFTOPUPQFOSFQMBDF
valve.
Unit does not perform end-of-
season drain
t *OQVUTJHOBMBMXBZTIBTBEFNBOE t 3FEVDFEFNBOETJHOBM
t 7BQPSMPHJD
setup t 7FSJGZJO4FUVQNFOV7BQPSMPHJDJTTFUGPSFOEPGTFBTPOESBJO
t %SBJOWBMWF
t 7BMWFOPUXJSFEPSJODPSSFDUMZXJSFEUPDPOUSPMCPBSE
t $IFDL7"$BDSPTTWBMWFDPJMEVSJOHUFTUDZDMF
Continued
5SPVCMFTIPPUJOHHVJEF
Operation