Emerson VISSION 20/20 service manual

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Contents Control Panel Page Important Note Page Touch Screen LCD Display Optional Analog Input Jumper Tables Standard Vilter Warranty Page Operational Flow Charts Page Proper Wire Sizing Voltage SourceVoltage Source Grounding Mixing Voltages Wiring Methods DON’T Touch Screen Description Type Liquid Injection #2 Output Not Defined Page Analog Inputs Page Compressor VFD 20 mA Condenser VFD Slide Valve Position Menu Button Touch Screen LCD DisplayMain Screen Indicators LOG on ButtonMenu Screen Page Compressor Control Time Proportioning Control Auto-Cycle Setpoints Other Setpoints That Might be Required for Motor PID Control Pump-down Pull-down Misc. Control Page Page Alarms and Trips Screen Page Alarms and Trips Page Timers Page Timers Service Options Instrument Calibration Slide Calibration Remove Cover Press Down On Photochopper Command Shaft Rotation Capacity Volume INC DEC CCW Slide Valve Operation Slide Valve Trouble Shooting Guide Problem Reason SolutionProblem Replace the actuator. See above Trend Chart Event List Screen Input / Output States Configuration Screens Page Page Maintenance Screen Log In Screen Screen to Add Users User Level Suction Pressure SP#1 Fail Percent Volume FailLow Control Temperature Fail Suction Pressure SP#2 FailLow Oil Pressure Fail Auxiliary Safety#1 Input FailLow Start Oil Pressure Fail Low Oil Injection Temp FailVission 20/20 Troubleshooting Guide Dipswitches Digital & Analog BoardsDipswitch Position Digital Output #2 Digital Input Digital Input/Output #1 Digital Input/Output #2 POSITION-1 JP-16 JP-19 JP-22 JP-27 JP-28 JP-29 JP-30 JP-31 POSITION-2 Jumper Position Analog Output Optional Analog Input Jumper Tables Channel #6 Signal Page EmersonClimate.com