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SiBE01-5033
Service Diagnosis
51
Part 6
Service Diagnosis
1. Caution for Diagnosis............................................................................52
2. Problem Symptoms and Measures .......................................................53
3. Service Check Function ........................................................................54
4. Troubleshooting ....................................................................................57
4.1
Error Codes and Description ..................................................................57
4.2
Indoor Unit PCB Abnormality .................................................................58
4.3
Freeze-up Protection Control or High Pressure Control.........................59
4.4
Fan Motor or Related Abnormality (AC motor).......................................61
4.5
Thermistor or Related Abnormality (Indoor Unit)....................................62
4.6
High Pressure Control in Cooling ...........................................................63
4.7
Thermistor or Related Abnormality (Outdoor Unit) .................................65
5. Check ....................................................................................................67
5.1
Thermistor Resistance Check ................................................................67
5.2
Installation Condition Check...................................................................68
5.3
Outdoor Unit Fan System Check............................................................69
5.4
Hall IC Check .........................................................................................69
Summary of Contents for FTYN25DV3B ATY20DV2
Page 1: ...SiBE01 503 SPLIT Pair D Series Applied Models zNon Inverter Pair Heat Pump...
Page 5: ...SiBE01 503 iv Table of Contents Index i Drawings Flow Charts iii...
Page 10: ...SiBE01 503 List of Function 1 Part 1 List of Function 1 Functions 2...
Page 13: ...Functions SiBE01 503 4 List of Function...
Page 14: ...SiBE01 503 Specifications 5 Part 2 Specifications 1 Specifications 6...
Page 35: ...Control Specification SiBE01 503 26 Functions and Control...
Page 59: ...Instructions SiBE01 503 50 System Configuration...
Page 79: ...Check SiBE01 503 70 Service Diagnosis...
Page 117: ...Others SiBE01 503 108 Others...