Carrier 42QFD048D8S Service Manual page 70

Table of Contents

Contents

TS07 Indoor PCB/Display Board Communication Error Diagnosis and Solution

TS09-L IPM Malfunction or IGBT Over-strong Current Protection Diagnosis and Solution

TS10-L Over Voltage or Too Low Voltage Protection Diagnosis and Solution

TS11-L Top temperature Protection of Compressor Diagnosis and Solution

TS13-INV Low Pressure Protection Diagnosis and Solution

TS18 Outdoor Unit Malfunction Diagnosis and Solution

TS30 PFC Module Protection Diagnosis and Solution

TS33 Communication Error Between Outdoor Main Chip And Compressor Driven Chip

Diagnosis and Solution(for some manuls)

TS37 Indoor And Outdoor Mismatch Malfunction Diagnosis and Solution

Check Procedures

Table of Contents

Chapters

Table of Contents

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