1BHF t %3*45&&. 7BQPSMPHJD *OTUBMMBUJPO BOE 0QFSBUJPO .BOVBM
Operation
Table 80-1:
Troubleshooting guide (continued)
Dr
aining
issues
Issue
Possible causes
Actions
Alarm:
Tank not draining
t 5BOLESBJOPVUMFU
t *GUIFIVNJEJGJFSUBOLESBJOPVUMFUJTQMVHHFEDMFBO
t 8BUFSEFUFDUJPOQSPCFT
t $MFBOQSPCFPSSFQMBDFQSPCFSPEBTTFNCMZ
t %SBJOWBMWFXJSJOH
t $IFDLESBJOWBMWFXJSJOH
t $IFDLUPCFTVSFESBJOWBMWFJTXJSFEUP5FSNJOBM1 ESBJOPO
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 $IFDLJG7"$JTQSFTFOUBUUFSNJOBMCMPDL1 ESBJOBOEBU
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
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