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I. CHILLER PROTECT LIMIT FAULTS STATE 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 ADDITIONAL CAUSE/REMEDY Check for wiring of current transformers to the ISM. Check main circuit breaker for trip. Check to be sure that the inlet guide vanes are closed at start-up. Check starter for proper operation. Reduce unit pressure if possible. For Benshaw Inc. RediStart MICROTM starters, view fault code at RediStart MICRO display. Press FAULT RESET to clear faults. Check for high condenser water temperatures, low water flow, fouled tubes. Check for division plate/gasket bypass. Check for noncondensables. Check transducer wiring and accuracy. If [VALUE] is less than Limit then check the 1CR Starting Circuit. Check motor current for proper calibration. Check inlet guide vane actuator. Check transformers to ISM. Check power distribution bus. Consult power company. Check transformers to ISM. Check distribution bus. Consult power company. Check transformers to ISM. Check distribution bus. Consult power company. Check transformers to ISM. Check distribution bus. Consult power company. Check upstream equipment. Check upstream equipment. Check ISM configuration. Check ISM configuration. Check ISM configuration. Table 11 — CVC Primary and Secondary Messages and Custom Alarm/Alert Messages with Troubleshooting Guides (cont) PRIMARY MESSAGE SECONDARY MESSAGE ALARM MESSAGE PRIMARY CAUSE PROTECTIVE LIMIT 1M CONTACT FAULT 200->1M Aux Contact Fault; Check 1M Contactor and Aux PROTECTIVE LIMIT 2M CONTACT FAULT 201->2M Aux Contact Fault; Check 2M Contactor and Aux PROTECTIVE LIMIT MOTOR AMPS NOT SENSED 202->Motor Amps Not Sensed — Average Line Current [VALUE] FAILURE TO START EXCESS ACCELERATION TIME 203->Motor Acceleration Fault — Average Line Current [VALUE] FAILURE TO STOP 1M/2M CONTACT FAULT 204->1M/2M Aux Contact Stop Fault; Check 1M/2M Contactors and Aux FAILURE TO STOP MOTOR AMPS WHEN STOPPED 205->Motor Amps When Stopped — Average Line Current [VALUE] PROTECTIVE LIMIT STARTER FAULT 206->Starter Fault Cutout; Check Optional Starter Contacts PROTECTIVE LIMIT HIGH CONDENSER PRESSURE 207->High Cond Pressure cutout. [VALUE] exceeded limit of [LIMIT]*. PROTECTIVE LIMIT EXCESSIVE MOTOR AMPS 208->Compressor Motor Amps [VALUE] exceeded limit of [LIMIT]*. PROTECTIVE LIMIT LINE PHASE LOSS 209->Line Phase Loss; Check ISM Fault History to Identify Phase PROTECTIVE LIMIT LINE VOLTAGE DROPOUT 210->Single Cycle Line Voltage Dropout PROTECTIVE LIMIT HIGH LINE VOLTAGE 211->High Average Line Voltage [VALUE] PROTECTIVE LIMIT LOW LINE VOLTAGE 212->Low Average Line Voltage [VALUE] PROTECTIVE LIMIT STARTER MODULE RESET 213->Starter Module Power- On Reset When Running PROTECTIVE LIMIT POWER LOSS 214->Power Loss: Check voltage supply PROTECTIVE LIMIT LINE CURRENT IMBALANCE 215->Line Current Imbalance; Check ISM Fault History to Identify Phase PROTECTIVE LIMIT LINE VOLTAGE IMBALANCE 216->Line Voltage Imbalance; Check ISM Fault History to Identify Phase PROTECTIVE LIMIT MOTOR OVERLOAD TRIP 217->Motor Overload Trip; Check ISM configurations PROTECTIVE LIMIT MOTOR LOCKED ROTOR TRIP 218->Motor Locked Rotor Amps exceeded; Check Motor & ISM Config PROTECTIVE LIMIT STARTER LOCK ROTOR TRIP 219->Starter Locked Rotor Amps Rating exceeded PROTECTIVE LIMIT GROUND FAULT 220->Ground Fault Trip; Check Motor and Current Transformers PROTECTIVE LIMIT PHASE REVERSAL TRIP 221->Phase Reversal Trip; Check Power Supply PROTECTIVE LIMIT LINE FREQUENCY TRIP 222->Line Frequency — [VALUE] exceeded limit of [LIMIT]. Check Power Supply. PROTECTIVE LIMIT STARTER MODULE FAILURE 223->Starter Module Hardware Failure 223 81PDF Image | 19XR,XRV Hermetic Centrifugal Liquid Chillers 50/60 Hz With PIC II Controls and HFC-134a
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