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T-368
4–38
Component
Power supply
Troubleshooting
Confirm supply voltage/frequency is within specification and balanced ac-
cording to Electrical Data
.
Corrective Action
Correct power supply.
Component
Current limit set too low
Troubleshooting
Check current limit setting Code Cd32.
Corrective Action
The current limit can be raised (maximum of 23 amps) using Cd32.
AL64
DISCHARGE TEMPERATURE SENSOR (CPDS)
Cause:
Discharge Temperature sensor out of range.
Component
Discharge temperature sensor (CPDS)
Troubleshooting
Test the CPDS; refer to Temperature Sensor Service
Corrective Action
Replace the CPDS if defective, refer to Temperature Sensor Service
.
AL65
DISCHARGE PRESSURE TRANSDUCER (DPT)
Cause:
Compressor Discharge Transducer is out of range.
Component
Compressor Discharge Transducer (DPT)
Troubleshooting
Confirm accurate DPT pressure readings, refer to Manifold Gauge Set
Corrective Action
Replace DPT if defective
AL68
CPC PRESSURE SENSOR (PS3)
Cause:
Condenser Pressure Transducer (CPC) out of range.
Component
Condenser Pressure Transducer (CPC)
Troubleshooting
NA
Corrective Action
Unit will disable Con denser Pressure Control if Configured.
AL69
SUCTION TEMP SENSOR (CPSS)
Cause:
Suction Temperature Sensor (CPSS) out of range.
Component
Suction Temperature Sensor (CPSS)
Troubleshooting
Test the CPSS, refer to Temperature Sensor Service
Corrective Action
Replace CPSS if defective, refer to Temperature Sensor Service
.
AL63
CURRENT LIMIT
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Summary of Contents for 69NT40-541-505
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