EngA DJM3

A DJM3
IOM-17 4 of 27 Mar 99 R3
TABLEOFCONTENTS

INTRODUCTION...............................................................................................................................................................5
CONTROLLERRATINGS.....................................................................................................................................................5
CONTROLLERDESCRIPTION..............................................................................................................................................6
TERMINALS..................................................................................................................................................................................6
DIPSWITCHES..............................................................................................................................................................................7
INDICATIONANDDIAGNOSTICLIGHTS........................................................................................................................................7
ADJUSTMENTPOTS......................................................................................................................................................................8
MULTIMETERTESTPOINTS..........................................................................................................................................................9
SYSTEMTIMINGS.........................................................................................................................................................................9
TEMPERATURECONTROL.................................................................................................................................................9
CALCULATEDSETPOINT(SPC)......................................................................................................................................................9
DISCHARGETEMPERATURESENSOR(DTEMP)..........................................................................................................................10
MODULATINGROOMRESET......................................................................................................................................................10
MultipleRoomSensors....................................................................................................................................................11
ROOMRESETAUTHORITYTABLE...............................................................................................................................................11
BMSRESET.................................................................................................................................................................................12
AMBIENTRESET(CONTINUOUSBLOWEROPERATIONONLY).................................................................................................................12
MAKE/BREAKRESETANDOVERRIDE...........................................................................................................................................13
“OR”and“V”Override(DayOperationonly)..................................................................................................................13
“X”and“Z”Override(DayandNightOperation).............................................................................................................13
OPERATION...................................................................................................................................................................14
DAY/NIGHTOPERATION...........................................................................................................................................................14
FANCONTROL............................................................................................................................................................................14
DAMPERCONTROL....................................................................................................................................................................14
BURNERCONTROL.....................................................................................................................................................................14
LOWLIMIT..................................................................................................................................................................................15
ResettingLowLimit..........................................................................................................................................................15
SERVICE.........................................................................................................................................................................15
SERVICEMODE...........................................................................................................................................................................15
BURNERSETUP..........................................................................................................................................................................15
TEMPERATURECONTROL..........................................................................................................................................................22
AIRBALANCING..........................................................................................................................................................................22
PRE‐PURGEPROBLEM................................................................................................................................................................22
INDUCEDVOLTAGEONREMOTECONTROLWIRING..................................................................................................................23
CALIBRATION.................................................................................................................................................................23
DISCHARGESENSOR........................................................................................................................................................................23
DISCHARGESETPOINTCALIBRATION...................................................................................................................................................23
ROOMSENSORCALIBRATION............................................................................................................................................................23
BMSSIGNALCALIBRATION...............................................................................................................................................................24
SENSORTABLE...........................................................................................................................................................................24
FANOPERATIONFLOWCHART........................................................................................................................................25
HEATOPERATIONFLOWCHART......................................................................................................................................26
UPGRADINGDJM3.2OR3.3TODJM3.4.........................................................................................................................26