Lochinvar TST2313, MP2, INS7141, INS7162 installation instructions Display

Page 3

DISPLAY

Boiler Demand

DHW / Setpoint Demand

WWSD

External Input Signal

Offset

FIG. 2

SYMBOL DESCRIPTION

FIG. 3

3

Image 3

Contents Additional Functions Include Installation InstructionsTable of Contents Display Set Point Boiler Reset Stand AloneSection a General Operation Domestic Hot WaterFixed Lead Rotation AlarmBoiler Alarm Combustion Air C. aMode Resetting the Rotation SequenceResetting the Running Times Section B Staging OperationFire Delay Lo / HiLo / Lo Auto Differential Section C Pump OperationMed Fixed DifferentialBoiler Pump Purge Section D Boiler Reset OperationType of terminal unit. This improves the control of the air High Mass Radiant DHW Demand Section E Domestic HOT Water OPERA- TionDHW Mode 4 DHW in Primary / Secondary with Priority Section F SET Point Operation Section G External Input Operation Setp Mode 1 Setpoint in ParallelDc or 4 20 mA Dc or 0 20 mADHW Demand Ac PowerGeneral Boiler DemandPrimary Pump Contact Prim P1 Combustion Air / Alarm Contact C.A./AlarmSet Point Demand External Input 0 10 V dcBoiler Supply Sensor UnOccupied SwitchRelay 9 / DHW Boiler Return SensorExternal Input Primary Pump Prim P1 Combustion Air or Alarm C.A. / AlarmGeneral Cleaning the ControlRotate / OFF Page Page Page Boiler Maximum Stage DelayDHW Mode Boiler MinimumThis item is only available when DHW Mode is set to OFF Testing the Control Error Messages Is not a safety limit control Technical DataTypical Boiler Installation Typical Boiler Installation Typical DWH Priority Heating Package System