Carrier AquaForce 30XV140 Controls, Start-up, Operation, Service And Troubleshooting Instructions

Also see for AquaForce 30XV140: Controls, start-up, operation, service and troubleshooting instructions

Contents

116Electrical Schematics — Control and power schemat-ics for 30XV units with Greenspeed® intelligence are shown inFigs. 70-81.Quick Test (Service Test) — Main power and controlcircuit power must be on for Quick Test. The Touch Pilot™Quick Test function is used to verify proper operation of vari-ous devices within the chiller, such as condenser fans, automat-ed isolation valves, EXVs, and remote alarm relays. This ishelpful during the start-up procedure to determine if devicesare installed correctly.To use the Quick Test mode, the Enable/Off/Remote Con-tact switch must be in the OFF position. To reach the QuickTest menu, follow the path: Main Menu  Quick Test Table.The unit must be in Local Off mode to adjust parameters in thetable. The Quick Test function is not available remotely, andcan only be used from the Touch Pilot display. See the Start-UpChecklist at the end of this document, page CL-6, for a list ofthe parameters in the Quick Test Table.Example: Test the function of the Ckt A condenser fans• Power must be applied to the unit. The Enable/Off/Remote Contact switch must be in the OFF position.• Press the Start/Stop button and ensure the unit is in LocalOff.• Navigate to the Quick Test table and set line 2 Quick TestEnable to Enable.• Set line 12, VariFan Speed A, to 100%, then select theForce icon to accept the entry. Confirm all fans arerunning.Test component function by turning the item values fromOFF to ON or adjusting the actuated percentage. These discreteoutputs are then turned off if there is no keypad activity for 10minutes.NOTE: There may be up to a one-minute delay before theselected item is energized.LEGEND FOR FIG. 70-81ALM — Alarm GFI-CO — Ground Fault Interrupter - Convenience OutletAUX — Auxiliary GND — GroundALT — Alert HPS — High-Pressure SwitchCB — Circuit Breaker HTR — HeaterCLR — Evaporator LIQ — LiquidCOMPR — Compressor NEC — National Electrical CodeCSR — Current Sensing Relay OPT — Oil Pressure TransducerCWFS — Chilled Water Flow Switch PMP — PumpDGT — Discharge Gas Temperature SGT — Suction Gas TemperatureDPT — Discharge Pressure and Temperature SHD — LoadshedECTA — Economizer A Temp SIOB — Standard Input/Output BoardECTB — Economizer B Temp SPT — Space TemperatureEMM — Energy Management Module TB — Terminal BlockEPT — Economizer Pressure Transducer TRAN — TransformerEXV — Electronic Expansion Valve VFD — Variable Frequency DriveFIOP — Factory-Installed Option UPC — Universal Protocol ConverterFM — Fan Motor XL — Across the LineFU — Fuse