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MrCool DIY-MULTI5-48HP230C - User Manual

MrCool DIY-MULTI5-48HP230C
156 pages
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4TH GENERATION
MULTI-ZON
E
SERVICE MANUAL

Table of Contents

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MrCool DIY-MULTI5-48HP230C Specifications

General IconGeneral
BrandMrCool
ModelDIY-MULTI5-48HP230C
CategoryAir Conditioner
Cooling Capacity48000 BTU
Heating Capacity48000 BTU
SEER Rating16
Voltage230V
RefrigerantR410A
Number of Zones5
Phase1
Maximum Outdoor Units1
Maximum Indoor Units5
Operating Temperature (Cooling)5°F to 122°F
Outdoor Unit Noise Level56 dB
TypeMulti Zone
Warranty5 years

Summary

Safety Precautions

Specifications

Outdoor Unit Disassembly

Troubleshooting

8. Troubleshooting Specific Error Codes

Detailed diagnosis and solutions for various error codes.

8.1 EEPROM Parameter Errors (EH 00;EC 51)

Diagnosis and solution for EEPROM parameter errors on indoor/outdoor PCBs.

8.2 Communication Errors (EL 01)

Diagnosis and solution for indoor/outdoor unit communication errors.

8.3 Fan Speed;Motor Errors (EH 03;EC 07;EC 71)

Diagnosis and solution for fan speed and motor related errors.

8.4 Sensor Errors (EH 60;EC 53;EC 52;EC 54;EC 56;EC 50)

Diagnosis and solution for errors related to temperature sensors.

8.5 Current;Protection Errors (PC 08;PC 44;PC 46;PC 49)

Diagnosis and solution for current overload and protection errors.

8.6 IPM;Compressor Drive Errors (PC 00;PC 04)

Diagnosis and solution for IPM and compressor drive errors.

8.7 Voltage Protection Errors (PC 01;PC 10;PC 11;PC 12)

Diagnosis and solution for voltage protection errors.

8.8 IPM Communication Malfunction (PC 40)

Diagnosis and solution for communication issues between IPM and main boards.

8.9 PFC Module Protection (PC 0 F)

Diagnosis and solution for PFC module protection faults.

8.10 Compressor Discharge Temp. Protection (PC 06)

Diagnosis and solution for compressor discharge temperature protection.

8.11 Condenser High Temp. Protection (PC 0 A)

Diagnosis and solution for condenser high temperature protection.

8.12 Zero Crossing Detection Error (EH 02)

Diagnosis and solution for zero crossing detection errors.

8.13 Compressor Top Temp. Protection (PC 02)

Diagnosis and solution for compressor top temperature protection.

8.14 High Pressure Protection (PC 03;PC 30)

Diagnosis and solution for high pressure protection faults.

8.15 Low Pressure Protection (PC 03;PC 31)

Diagnosis and solution for low pressure protection faults.

8.16 DC Fan Motor Phase Failure (EC 72)

Diagnosis and solution for DC fan motor phase failure.

8.17 Compressor Phase Failure (PC 43)

Diagnosis and solution for compressor phase failure.

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