Erroneous Displays | Quinny 65040-AB manual

Section IX - Troubleshooting

Probable Causes:	Corrective Action:

Network Communication Erratic or Non-Existent:

WRONG COMMUNICATION CABLE	USE PROPER CABLE.
COMMUNICATION CABLE CONNECTED TO	REFER TO PAGE 35 FOR PROPER CONNECTIONS.
MICROPROCESSOR INCORRECTLY
DAMAGED COMMUNICATION CABLE	REPLACE CABLE.
ROCKER SWITCHES SET INCORRECTLY	REFER TO PAGE 36 FOR PROPER POSITIONING.
TERMINATOR CONNECTED INCORRECTLY	CONFIRM TERMINATOR CONNECTED AND PLUGGED IN AS
	ILLUSTRATED ON PAGE 36.
MACHINE ID LETTERS NOT CORRECT	EACH MACHINE MUST HAVE ITS OWN ID LETTER, SEE MACHINE
	ID SETUP DISPLAY ON PAGE 47.
UNIT NOT IN THE NETWORK MODE	CHECK THE MENU TO ASSURE ALL UNITS ARE OPERATING IN THE
	NETWORK MODE.
TIME AND DATE NOT CONSISTENT ON	SYNCHRONIZE DATE AND CLOCKS ON ALL NETWORKED UNITS
NETWORKED UNITS	FROM MACHINE ‘A’. TO DO THIS SET THE TIME ON MACHINE
	‘A’.
CONFLICTING INSTRUCTIONS IN THE	CHECK SCHEDULING AND SEQUENCE ON EACH MACHINE.
SEQUENCE OR SCHEDULE	CORRECT SEQUENCE AND SCHEDULE FROM MACHINE ‘A’, IF
	NEEDED.
CABLE RUN EXCEEDS MAXIMUM	MAXIMUM TOTAL DISTANCE FOR CABLE LENGTH IS 600'.
DISTANCE


Erroneous Displays:

POWER CABLE LOOSE OR POOR	CHECK TO ASSURE THE POWER CABLE IS PROPERLY CONNECTED
CONNECTION	TO THE POWER SUPPLY AND TO THE MICROPROCESSOR.
OXIDATION ON POWER CABLE	REPLACE POWER CABLE.
CONNECTION.
RIBBON CABLE GOING TO DISPLAY
LOW INCOMING VOLTAGE TO THE POWER
SUPPLY
POWER SUPPLY ADJUSTMENT INCORRECT

Microprocessor Will Not Display Messages:

CHECK SEATING RIBBON CABLE CONNECTIONS. REPLACE IF

FAULTY.

78	Quincy Compressor® - QSD™

Image 80

Quinny 65040-AB manual Erroneous Displays, Microprocessor Will Not Display Messages

Contents

QSD Series Page Table of Contents Section V Maintenance or Service Preparation Standard Warranty Dimensional Data air-cooled Dimensional Data water-cooled Safety Precautions Section I General Safety Alert Symbols Spare Parts Ordering Information Section II Description General Description Compression Cycle and Air Flow Cooling System Lubricating Fluid SystemMoisture Separator Water-cooled Capacity Control System Electrical System Back-up Control Shutdown Conditions Indicators Safety SensorsMain Power on Light High Discharge Air Temperature Lights Section II Description Section III Installation Moving the Unit to the Installation SiteReceiving Location Piping Connections Manual Shutoff Valve Piping Fit-up Electrical Guards Water Flow Water Quality Fluid Level Fan Rotation Section IV Operating Procedures Prior to StartingStarting the Compressor Stopping the Compressor Normal Operation Stopping the Compressor Emergency Temperature Readings Water-cooledPressure Readings Section V Preparing for Maintenance or Service This page Intentionally Left Blank Section VI Servicing SafetyFluid Specifications Air Filter Fluid Life Preparation for New Seal Installation Input Shaft Seal Seal Installation Airend Sealing System Section VII Service Adjustments Pressure SwitchPressure Switch Back-up Operating Mode Adjusting Pressure Switch This page Intentionally Left Blank Section Viii Power$ync II Operation Introduction to Power$yncBack-up Mode Operation Do not switch modes with power on the compressor Multiple Machine Operational Mode Auto Dual Time DelaySingle Machine Operational Modes Continuous Run Pressure Settings Network Load Delay Time Network Installation Connecting Cable to the Power$ync II Circuit Board Rocker Switch Settings UP/DOWN DEADBAND, F1 EDIT, Enter Return Network Voltage Tests on Power$ync II SystemsNetwork Setup Power-up Displays Start-up Section Viii Power$ync II Operation Compressor in Back-up Mode U19 Memory Failure Contact Your Service Representative U19 Data not Initialized Press F2 to Initialize Deadband Data Error Press F1 to ClearU19 Data Checksum Error Press F2 to Update Filter Needs Servicing Please Replace AS Soon AS Possible Start-up Displays Operational DisplaysAdditional Sensors Compressor is Starting Programmed Shutdown Compressor is Unloaded Minutes Left to ShutdownCompressor is Unloaded Compressor Settings and Maintenance Displays Mode and Pressure DisplaysCompressor Mode of Operation Auto Dual Timed Stop Press F1 Press F2 Read Pressure Settings pages 34-35 before Press F1 to change the load and unload pressures Machine ID for this Compressor Press Enter to Accept Value Machine ID SetupPlease Wait Network Configuration in Progress Before setting or changing a sequence, read Sequence Network DataUP/DOWN POSITION, F1 EDIT, Enter Return UP/DOWN Machine ID, Enter Return DAY Monday SEQ Network Configuration MenuDAY Monday SEQ Abcd To clear a particular sequence from the memory, press F1 Filter Service Hourmeters Reset Service HourmetersCompressor Hourmeter Menu Compressor Hourmeters Intake Filter Hours Press F1 to Reset Fluid Filter Hours Press Enter to Return Fluid Filter Hours Reset to Press Enter to ReturnPress F1 to Reset Fluid Hours Press Enter to Return Fluid Hours Reset to Press Enter to Return Compressor Maintenance Menu Compressor Control Test Time Menu To View Current TimeTo SET Time and Date Time and Date Menu Current Time on this Control Horsepower Compressor Control Test Menu Unload Valve Test Press F1Unload Press Fluid Press Unit Configuration Date Modem Baud Rate SetupCompressor Diagnostic Menu View Shutdown LOG Network Diagnostic Section Viii Power$ync II Operation ETOL00 FTOL00 Network Connection Data Confidence F1 to EDIT/ENTER to Accept Value Indicator is lit, the indicator will remain litModem INITIALIZATION** Init Compressor has Shut Down Emergency Stop Button WAS Pressed Sequence Data Error Press F1 to Clear Schedule Data Error Compressor has Shut Down Take Corrective Action Back-up Mode until all faults have been corrected Inlet Temp Fluid Pressure STG 1 OUT Temp STG 2 in Temp Shutdown Log Messages Emergency Stop Pressed Motor Overload STG 2 Discharge RTD Failure Control log has no entries at that point Section IX Troubleshooting Probable Causes Corrective Action Failure to Start Section IX Troubleshooting Unscheduled Shutdown Probable Causes Corrective Action Unscheduled Shutdown Frequent Air Cleaner Clogging High Discharge Air TemperatureProbable Causes Corrective Action Low Air Delivery Frequent Fluid Filter Clogging Compressor does not Unload when there is no Air Demand Too Rapid Cycling Between Load and Unload Pressure Relief Valve Exhausting Excessive Fluid in Buffing Air Vent BowlsWater in Buffing Air Vent Bowls Excessive Fluid in Gearbox Vent Bowl Low Delivery Pressure High Interstage Pressure Erroneous Displays Microprocessor Will Not Display Messages Section X- Maintenance Schedule Interval Action Daily Operating Record Quincy Compressor QSD Quincy Compressor QSD