Carrier 48LC Series Controls, Start-up, Operation And Troubleshooting

Also see for 48LC 05: Controls, Start-Up, Operation and Troubleshooting Service and maintenance instructions Service and maintenance instructions

Contents

Carrier 48LC Series Controls, Start-up, Operation And Troubleshooting Manual pdf 98 page image

98APPENDIX C: Navigatort DisplayMODE -- RUN STATUSITEM EXPANSION RANGE UNIT WRITE STATUS POINTRUN STATUSVIEW Auto View of Run StatusMODE Operating Mode see Appendix B MODETEXTSUBM Operating Sub--- Mode see Appendix B SUBMTEXTS.DMD System Demand see Appendix B SYS_DMDTLINK Linkage Active Yes/No YES LNK_ACTOCC Currently Occupied Yes/No YES OCCUPIEDSAT Supply Air Temperature xxx..x ° F SATCOOL Cooling Status MenuC.SPD Commanded IDF Speed xxx % FANSPEEDACT.C Actual Cool Stage Active x ACTCSTGSODF.S Commanded ODF Speed xxxx rpm ODFSPDEC.CP Econo Commanded Position xxx % YES DAMPCMDOS.SP ODF Control SDT SP xxx.x ° F ODFSDTSPLA.ST Low Ambient Ctrl Status 0=Normal,1=Entering,2=Low Ambient,3=ExitingLACTRLSTRDHL Requested Dehum Level 0 to 2 REQDHLEVMECH Mech Cooling Detail MenuOK.MC Ok to use compressors? Yes/No OKMECHCLMC.ON Mechanical Cool active? Yes/No MECHCOOLMAX.C Max Allowed Cool Stages 0 to 3 YES MAXCSTGSREQ.C Requested Cooling Stages 0 to 3 REQCSTGSACT.C Actual Cool Stage Active x ACTCSTGSODF.S Commanded ODF Speed xxxx rpm ODFSPDTG.A1 Compressor A1 Timeguard xxx sec TIMGD_A1TG.A2 Compressor A2 Timeguard xxx sec TIMGD_A2TG.AL cmp Loader Timeguard xxx sec TIMG_ALDSA.TR Supply Air Temp Trend xxx.x ^F/min SATTRENDST.A1 Compressor A1 Strikes x A1STRIKEST.A2 Compressor A2 Strikes x A2STRIKEHP.OV High Pressure Override Yes/No HP_OVRC.LO Circuit A Locked Out Yes/No CIRALOCKLC.LO Low cooling locked out Yes/No LC_LOCKMC.LO Medium Cooling lockout Yes/No MC_LOCKA1.AV Compressor A1 Available Yes/No CA1_AVALA1.LO Compressor A1 locked out Yes/No CA1_LOCKA2.AV Compressor A2 Available Yes/No CA2_AVALA2.LO Compressor A2 locked out Yes/No CA2_LOCKFC Free Cooling Detail MenuOK.EC OK to Use Free Cooling? Yes/No OKFREECLFC.ON Free Cooling active Yes/No FREECOOLFCSP Free Cooling SAT Setpnt xx.x ° F FC_SATSPREQ.D Requested Damper Pos xxx % REQDAMPECOK Econ Damper Operational Yes/No DAMPGOODE.LOC Dry Bulb Lockout Yes/No YES DBLOCKEN.LO Enthalpy Lockout Yes/No YES ENTHLOCKOK.UF Ok to unocc Free Cool? Yes/No OKTOUFCUFC Unocc Free Cool Active Yes/No UFC_ACTUF.LO Unocc Free Cool Lockout Yes/No UNOCLOCKDHUM Dehumidification MenuOK.DH OK to Dehumidify? Yes/No OKTODHUMOK. FB OK to fan based dehum Yes/No OKTOFBDOK.HZ OK to use Humidimizer Yes/No ODTOHUMZRDHS Req Compr DehumStgs 0 to 3 REQDSTGSFL.SS FBDH SST locked out Yes/No FBDSSTLOFL.SA FBDH SAT Lockout Yes/No FBDSATLOHEAT Heating Status MenuC.SPD Commanded IDF Speed xxx % FANSPEEDIFO IGC Fan On Request (IFO) On/Off IGC_IFOREQ.H Requested Heating Stages 0 to 2 REQHSTGSACT.H Actual Heat Stage Active x ACTHSTGSOK.HT OK to Run Heat Yes/No OKTOHEATMAX.H Max Allowed Heat Stages 0 to 2 YES MAXHSTGSTG.H1 Heat Stage 1 Timeguard xxx sec TIMGD_H1TG.H2 Heat Stage 2 Timeguard xxx sec TIMGD_H2SA.TR Supply Air Temp Trend xxx.x ^F/min SATTRENDH.LOC All Heat Stages Lockout Yes/No YES ALLHTLOCH1.AV Heat Stage 1 Available Yes/No HT1_AVALH2.AV Heat Stage 2 Available Yes/No HT2_AVALOK.ST OK to SupplyAirTempering Yes/No OKTOTEMP