Friedrich R-410A Air Conditioner User Manual


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Table Of Contents
Important Safety Information .......................................................................................................................................... 2-4
Unit Identication ............................................................................................................................................................... 5
Performance Data ............................................................................................................................................................. 6
Chassis Specications ...................................................................................................................................................... 6
Installation Information/Sleeve Dimensions ...................................................................................................................... 6
Electrical Data ................................................................................................................................................................... 7
Before Operating the Unit ................................................................................................................................................. 8
For Best Cooling Performance and Energy Efciency ...................................................................................................... 8
How to Operate the XQ ..................................................................................................................................................... 9
How to Use the XQ Remote Control ............................................................................................................................... 10
How to Operate the EQ ................................................................................................................................................... 10
Electronic Control Sequence of Operation ...................................................................................................................... 11
Functional Component Denition .................................................................................................................................... 12
Components Testing .................................................................................................................................................. 13-16
Refrigeration Sequence of Operation ............................................................................................................................. 17
R-410A Sealed System Repair Considerations .............................................................................................................. 18
Sealed Refrigeration System Repairs ........................................................................................................................ 19-22
Compressor Checks ................................................................................................................................................... 23-24
Compressor Replacement .......................................................................................................................................... 25-26
Routine Maintenance ................................................................................................................................................. 27-28
Performance Test Data Sheet ......................................................................................................................................... 29
Troubleshooting ......................................................................................................................................................... 30-36
Wiring Diagrams ........................................................................................................................................................ 37-38
Instructions for using Cooling Load Estimate Form ........................................................................................................ 39
Cooling Load Estimate Form ........................................................................................................................................... 40
Heat Load Form ......................................................................................................................................................... 41-42
Warranty .......................................................................................................................................................................... 43
Technical Assistance ....................................................................................................................................................... 44
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